No OneTemporary
Actions

Size

136 KB

Referenced Files

None

Subscribers

None

View Options

	diff --git a/src/xmount.c b/src/xmount.c
	index bac6ddc..4989496 100755
	--- a/src/xmount.c
	+++ b/src/xmount.c
	@@ -1,2168 +1,2154 @@
	/*******************************************************************************
	* xmount Copyright (c) 2008-2016 by Gillen Daniel <gillen.dan@pinguin.lu> *
	* *
	* xmount is a small tool to "fuse mount" various harddisk image formats as dd, *
	* vdi, vhd or vmdk files and enable virtual write access to them. *
	* *
	* This program is free software: you can redistribute it and/or modify it *
	* under the terms of the GNU General Public License as published by the Free *
	* Software Foundation, either version 3 of the License, or (at your option) *
	* any later version. *
	* *
	* This program is distributed in the hope that it will be useful, but WITHOUT *
	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or *
	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for *
	* more details. *
	* *
	* You should have received a copy of the GNU General Public License along with *
	* this program. If not, see <http://www.gnu.org/licenses/>. *
	*******************************************************************************/

	#include <config.h>

	#include <stdio.h>
	#include <stdlib.h>
	#include <stdint.h>
	#include <string.h>
	#include <inttypes.h> // For PRI*
	#include <errno.h>
	#include <dlfcn.h> // For dlopen, dlclose, dlsym
	#include <dirent.h> // For opendir, readdir, closedir
	#include <unistd.h>
	#include <sys/ioctl.h>
	#include <sys/stat.h> // For fstat
	#include <sys/types.h>
	#ifdef HAVE_LINUX_FS_H
	#include <linux/fs.h> // For SEEK_* ??
	#endif
	#if !defined(__APPLE__) && defined(HAVE_GRP_H) && defined(HAVE_PWD_H)
	#include <grp.h> // For getgrnam, struct group
	#include <pwd.h> // For getpwuid, struct passwd
	#endif
	#include <pthread.h>
	#include <time.h> // For time

	#include "xmount.h"
	#include "xmount_fuse.h"
	#include "md5.h"
	#include "macros.h"
	#include "../libxmount/libxmount.h"

	#define XMOUNT_COPYRIGHT_NOTICE \
	"xmount v%s Copyright (c) 2008-2016 by Gillen Daniel <gillen.dan@pinguin.lu>"

	#define LOG_WARNING(...) { \
	LIBXMOUNT_LOG_WARNING(__VA_ARGS__); \
	}
	#define LOG_ERROR(...) { \
	LIBXMOUNT_LOG_ERROR(__VA_ARGS__); \
	}
	#define LOG_DEBUG(...) { \
	LIBXMOUNT_LOG_DEBUG(glob_xmount.debug,__VA_ARGS__); \
	}

	#define HASH_AMOUNT (10241024)10 // Amount of data used to construct a
	// "unique" hash for every input image
	// (10MByte)

	/*******************************************************************************
	* Forward declarations
	******************************************************************************/
	/*
	* Misc
	*/
	static void InitResources();
	static void FreeResources();
	static void PrintUsage(char*);
	static void CheckFuseSettings();
	static int ParseCmdLine(const int, char**);
	static int ExtractOutputFileNames(char*);
	static int CalculateInputImageHash(uint64_t, uint64_t);
	/*
	* Info file
	*/
	static int InitInfoFile();
	/*
	* Lib related
	*/
	static int LoadLibs();
	static int FindInputLib(pts_InputImage);
	static int FindMorphingLib();
	static int FindOutputLib();
	static int SplitLibraryParameters(char, uint32_t, pts_LibXmountOptions**);
	/*
	* Functions exported to LibXmount_Morphing
	*/
	static int LibXmount_Morphing_ImageCount(uint64_t*);
	static int LibXmount_Morphing_Size(uint64_t, uint64_t*);
	static int LibXmount_Morphing_Read(uint64_t, char, off_t, size_t, size_t);
	/*
	* Functions exported to LibXmount_Output
	*/
	static int LibXmount_Output_Size(uint64_t*);
	static int LibXmount_Output_Read(char, off_t, size_t, size_t);
	static int LibXmount_Output_Write(char, off_t, size_t, size_t);

	/*******************************************************************************
	* Helper functions
	******************************************************************************/
	//! Print usage instructions (cmdline options etc..)
	/*!
	* \param p_prog_name Program name (argv[0])
	*/
	static void PrintUsage(char *p_prog_name) {
	char *p_buf;
	int first;
	int ret;

	printf("\n" XMOUNT_COPYRIGHT_NOTICE "\n",XMOUNT_VERSION);
	printf("\nUsage:\n");
	printf(" %s [fopts] <xopts> <mntp>\n\n",p_prog_name);
	printf("Options:\n");
	printf(" fopts:\n");
	printf(" -d : Enable FUSE's and xmount's debug mode.\n");
	printf(" -h : Display this help message.\n");
	printf(" -s : Run single threaded.\n");
	printf(" -o no_allow_other : Disable automatic addition of FUSE's "
	"allow_other option.\n");
	printf(" -o <fopts> : Specify fuse mount options. Will also disable "
	"automatic addition of FUSE's allow_other option!\n");
	printf("\n");
	printf(" xopts:\n");
	printf(" --cache <cfile> : Enable virtual write support.\n");
	printf(" <cfile> specifies the cache file to use.\n");
	printf(" --in <itype> <ifile> : Input image format and source file(s). "
	"May be specified multiple times.\n");
	printf(" <itype> can be ");

	// List supported input formats
	first=1;
	- for(uint32_t i=0;i<glob_xmount.input.libs_count;i++) {
	- p_buf=glob_xmount.input.pp_libs[i]->p_supported_input_types;
	+ if(XmountInput_GetSupportedFormats(glob_xmount.h_input,
	+ &p_buf)==e_XmountInput_Error_None)
	+ {
	while(*p_buf!='\0') {
	if(first==1) {
	printf("\"%s\"",p_buf);
	first=0;
	} else printf(", \"%s\"",p_buf);
	p_buf+=(strlen(p_buf)+1);
	}
	+ free(p_buf);
	}
	printf(".\n");

	printf(" <ifile> specifies the source file. If your image is split into "
	"multiple files, you have to specify them all!\n");
	printf(" --inopts <iopts> : Specify input library specific options.\n");
	printf(" <iopts> specifies a comma separated list of key=value options. "
	"See below for details.\n");
	printf(" --info : Print out infos about used compiler and libraries.\n");
	printf(" --morph <mtype> : Morphing function to apply to input image(s). "
	"If not specified, defaults to \"combine\".\n");
	printf(" <mtype> can be ");

	// List supported morphing functions
	first=1;
	for(uint32_t i=0;i<glob_xmount.morphing.libs_count;i++) {
	p_buf=glob_xmount.morphing.pp_libs[i]->p_supported_morphing_types;
	while(*p_buf!='\0') {
	if(first==1) {
	printf("\"%s\"",p_buf);
	first=0;
	} else printf(", \"%s\"",p_buf);
	p_buf+=(strlen(p_buf)+1);
	}
	}
	printf(".\n");

	printf(" --morphopts <mopts> : Specify morphing library specific "
	"options.\n");
	printf(" <mopts> specifies a comma separated list of key=value options. "
	"See below for details.\n");
	printf(" --offset <off> : Move the output image data start <off> bytes "
	"into the input image(s).\n");
	printf(" --out <otype> : Output image format. If not specified, "
	"defaults to ");
	#ifdef __APPLE__
	printf("\"dmg\".\n");
	#else
	printf("\"raw\".\n");
	#endif
	printf(" <otype> can be ");

	// List supported output formats
	first=1;
	for(uint32_t i=0;i<glob_xmount.output.libs_count;i++) {
	p_buf=glob_xmount.output.pp_libs[i]->p_supported_output_formats;
	while(*p_buf!='\0') {
	if(first==1) {
	printf("\"%s\"",p_buf);
	first=0;
	} else printf(", \"%s\"",p_buf);
	p_buf+=(strlen(p_buf)+1);
	}
	}
	printf(".\n");

	printf(" --outopts <oopts> : Specify output library specific "
	"options.\n");
	printf(" --owcache <file> : Same as --cache <file> but overwrites "
	"existing cache file.\n");
	printf(" --sizelimit <size> : The data end of input image(s) is set to no "
	"more than <size> bytes after the data start.\n");
	printf(" --version : Same as --info.\n");
	printf("\n");
	printf(" mntp:\n");
	printf(" Mount point where output image should be located.\n");
	printf("\n");
	printf("Infos:\n");
	printf(" * One --in option and a mount point are mandatory!\n");
	printf(" * If you specify --in multiple times, data from all images is "
	"morphed into one output image using the specified morphing "
	"function.\n");
	printf(" * For VMDK emulation, you have to uncomment \"user_allow_other\" "
	"in /etc/fuse.conf or run xmount as root.\n");
	printf("\n");
	- printf("Input / Morphing library specific options:\n");
	+ printf("Input / Morphing / Output library specific options:\n");
	printf(" Input / Morphing libraries might support an own set of "
	"options to configure / tune their behaviour.\n");
	printf(" Libraries supporting this feature (if any) and their "
	"options are listed below.\n");
	printf("\n");

	// List input, morphing and output lib options
	- for(uint32_t i=0;i<glob_xmount.input.libs_count;i++) {
	- ret=glob_xmount.input.pp_libs[i]->
	- lib_functions.OptionsHelp((const char**)&p_buf);
	- if(ret!=0) {
	- LOG_ERROR("Unable to get options help for library '%s': %s!\n",
	- glob_xmount.input.pp_libs[i]->p_name,
	- glob_xmount.input.pp_libs[i]->
	- lib_functions.GetErrorMessage(ret));
	- }
	- if(p_buf==NULL) continue;
	- printf(" - %s\n",glob_xmount.input.pp_libs[i]->p_name);
	+ if(XmountInput_GetOptionsHelpText(glob_xmount.h_input,
	+ &p_buf)==e_XmountInput_Error_None)
	+ {
	printf("%s",p_buf);
	- printf("\n");
	- ret=glob_xmount.input.pp_libs[i]->lib_functions.FreeBuffer(p_buf);
	- if(ret!=0) {
	- LOG_ERROR("Unable to free options help text from library '%s': %s!\n",
	- glob_xmount.input.pp_libs[i]->p_name,
	- glob_xmount.input.pp_libs[i]->
	- lib_functions.GetErrorMessage(ret));
	- }
	+ free(p_buf);
	}
	for(uint32_t i=0;i<glob_xmount.morphing.libs_count;i++) {
	ret=glob_xmount.morphing.pp_libs[i]->
	lib_functions.OptionsHelp((const char**)&p_buf);
	if(ret!=0) {
	LOG_ERROR("Unable to get options help for library '%s': %s!\n",
	glob_xmount.morphing.pp_libs[i]->p_name,
	glob_xmount.morphing.pp_libs[i]->
	lib_functions.GetErrorMessage(ret));
	}
	if(p_buf==NULL) continue;
	printf(" - %s\n",glob_xmount.morphing.pp_libs[i]->p_name);
	printf("%s",p_buf);
	printf("\n");
	}
	for(uint32_t i=0;i<glob_xmount.output.libs_count;i++) {
	ret=glob_xmount.output.pp_libs[i]->
	lib_functions.OptionsHelp((const char**)&p_buf);
	if(ret!=0) {
	LOG_ERROR("Unable to get options help for library '%s': %s!\n",
	glob_xmount.output.pp_libs[i]->p_name,
	glob_xmount.output.pp_libs[i]->
	lib_functions.GetErrorMessage(ret));
	}
	if(p_buf==NULL) continue;
	printf(" - %s\n",glob_xmount.output.pp_libs[i]->p_name);
	printf("%s",p_buf);
	printf("\n");
	}
	}

	//! Check fuse settings
	/*!
	* Check if FUSE allows us to pass the -o allow_other parameter. This only works
	* if we are root or user_allow_other is set in /etc/fuse.conf.
	*
	* In addition, this function also checks if the user is member of the fuse
	* group which is generally needed to use fuse at all.
	*/
	static void CheckFuseSettings() {
	#if !defined(__APPLE__) && defined(HAVE_GRP_H) && defined(HAVE_PWD_H)
	struct group *p_group;
	struct passwd *p_passwd;
	#endif
	int found;
	FILE *h_fuse_conf;
	char line[256];

	glob_xmount.may_set_fuse_allow_other=FALSE;

	if(geteuid()==0) {
	// Running as root, there should be no problems
	glob_xmount.may_set_fuse_allow_other=TRUE;
	return;
	}

	#if !defined(__APPLE__) && defined(HAVE_GRP_H) && defined(HAVE_PWD_H)
	// Check if a fuse group exists and if so, make sure user is a member of it.
	// Makes only sense on Linux because as far as I know osxfuse has no own group
	p_group=getgrnam("fuse");
	if(p_group!=NULL) {
	// Get effective user name
	p_passwd=getpwuid(geteuid());
	if(p_passwd==NULL) {
	printf("\nWARNING: Unable to determine your effective user name. If "
	"mounting works, you can ignore this message.\n\n");
	return;
	}
	// Check if user is member of fuse group
	found=FALSE;
	while(*(p_group->gr_mem)!=NULL) {
	if(strcmp(*(p_group->gr_mem),p_passwd->pw_name)==0) {
	found=TRUE;
	break;
	}
	p_group->gr_mem++;
	}
	if(found==FALSE) {
	printf("\nWARNING: You are not a member of the \"fuse\" group. This will "
	"prevent you from mounting images using xmount. Please add "
	"yourself to the \"fuse\" group using the command "
	"\"sudo usermod -a -G fuse %s\" and reboot your system or "
	"execute xmount as root.\n\n",
	p_passwd->pw_name);
	return;
	}
	} else {
	printf("\nWARNING: Your system does not seem to have a \"fuse\" group. If "
	"mounting works, you can ignore this message.\n\n");
	}
	#endif

	// Read FUSE's config file /etc/fuse.conf and check for set user_allow_other
	h_fuse_conf=(FILE*)FOPEN("/etc/fuse.conf","r");
	if(h_fuse_conf!=NULL) {
	// Search conf file for set user_allow_others
	found=FALSE;
	while(fgets(line,sizeof(line),h_fuse_conf)!=NULL) {
	// TODO: This works as long as there is no other parameter beginning with
	// "user_allow_other" :)
	if(strncmp(line,"user_allow_other",16)==0) {
	found=TRUE;
	break;
	}
	}
	fclose(h_fuse_conf);
	if(found==TRUE) {
	glob_xmount.may_set_fuse_allow_other=TRUE;
	} else {
	printf("\nWARNING: FUSE will not allow other users nor root to access "
	"your virtual harddisk image. To change this behavior, please "
	"add \"user_allow_other\" to /etc/fuse.conf or execute xmount "
	"as root.\n\n");
	}
	} else {
	printf("\nWARNING: Unable to open /etc/fuse.conf. If mounting works, you "
	"can ignore this message. If you encounter issues, please create "
	"the file and add a single line containing the string "
	"\"user_allow_other\" or execute xmount as root.\n\n");
	return;
	}
	}

	//! Parse command line options
	/*!
	* \param argc Number of cmdline params
	* \param pp_argv Array containing cmdline params
	* \return TRUE on success, FALSE on error
	*/
	static int ParseCmdLine(const int argc, char **pp_argv) {
	int i=1;
	int FuseMinusOControl=TRUE;
	int FuseAllowOther=TRUE;
	int first;
	char *p_buf;
	- pts_InputImage p_input_image=NULL;
	int ret;

	// add pp_argv[0] to FUSE's argv
	XMOUNT_MALLOC(glob_xmount.pp_fuse_argv,char*,sizeof(char));
	XMOUNT_STRSET(glob_xmount.pp_fuse_argv[0],pp_argv[0]);
	glob_xmount.fuse_argc=1;

	// Parse options
	while(i<argc && *pp_argv[i]=='-') {
	if(strlen(pp_argv[i])>1 && *(pp_argv[i]+1)!='-') {
	// Options beginning with one - are mostly FUSE specific
	if(strcmp(pp_argv[i],"-d")==0) {
	// Enable FUSE's and xmount's debug mode
	XMOUNT_REALLOC(glob_xmount.pp_fuse_argv,
	char**,
	(glob_xmount.fuse_argc+1)sizeof(char));
	XMOUNT_STRSET(glob_xmount.pp_fuse_argv[glob_xmount.fuse_argc],
	pp_argv[i])
	glob_xmount.fuse_argc++;
	glob_xmount.debug=TRUE;
	} else if(strcmp(pp_argv[i],"-h")==0) {
	// Print help message
	PrintUsage(pp_argv[0]);
	exit(0);
	} else if(strcmp(pp_argv[i],"-o")==0) {
	// Next parameter specifies fuse mount options
	if((i+1)<argc) {
	i++;
	// As the user specified the -o option, we assume he knows what he is
	// doing. We won't append allow_other automatically. And we allow him
	// to disable allow_other by passing a single "-o no_allow_other"
	// which won't be passed to FUSE as it is xmount specific.
	if(strcmp(pp_argv[i],"no_allow_other")!=0) {
	glob_xmount.fuse_argc+=2;
	XMOUNT_REALLOC(glob_xmount.pp_fuse_argv,
	char**,
	glob_xmount.fuse_argcsizeof(char));
	XMOUNT_STRSET(glob_xmount.pp_fuse_argv[glob_xmount.fuse_argc-2],
	pp_argv[i-1]);
	XMOUNT_STRSET(glob_xmount.pp_fuse_argv[glob_xmount.fuse_argc-1],
	pp_argv[i]);
	FuseMinusOControl=FALSE;
	} else FuseAllowOther=FALSE;
	} else {
	LOG_ERROR("Couldn't parse fuse mount options!\n")
	return FALSE;
	}
	} else if(strcmp(pp_argv[i],"-s")==0) {
	// Enable FUSE's single threaded mode
	XMOUNT_REALLOC(glob_xmount.pp_fuse_argv,
	char**,
	(glob_xmount.fuse_argc+1)sizeof(char));
	XMOUNT_STRSET(glob_xmount.pp_fuse_argv[glob_xmount.fuse_argc],
	pp_argv[i]);
	glob_xmount.fuse_argc++;
	} else if(strcmp(pp_argv[i],"-V")==0) {
	// Display FUSE version info
	XMOUNT_REALLOC(glob_xmount.pp_fuse_argv,
	char**,
	(glob_xmount.fuse_argc+1)sizeof(char));
	XMOUNT_STRSET(glob_xmount.pp_fuse_argv[glob_xmount.fuse_argc],
	pp_argv[i]);
	glob_xmount.fuse_argc++;
	} else {
	LOG_ERROR("Unknown command line option \"%s\"\n",pp_argv[i]);
	return FALSE;
	}
	} else {
	// Options beginning with -- are xmount specific
	if(strcmp(pp_argv[i],"--cache")==0 /\|\| strcmp(pp_argv[i],"--rw")==0/) {
	// Emulate writable access to mounted image
	// Next parameter must be cache file to read/write changes from/to
	if((i+1)<argc) {
	i++;
	XMOUNT_STRSET(glob_xmount.args.p_cache_file,pp_argv[i])
	glob_xmount.output.writable=TRUE;
	} else {
	LOG_ERROR("You must specify a cache file!\n")
	return FALSE;
	}
	LOG_DEBUG("Enabling virtual write support using cache file \"%s\"\n",
	glob_xmount.args.p_cache_file)
	} else if(strcmp(pp_argv[i],"--in")==0) {
	- // Specify input image type and source files
	+ // Input image format and source files
	if((i+2)<argc) {
	i++;
	// Alloc and init new ts_InputImage struct
	XMOUNT_MALLOC(p_input_image,pts_InputImage,sizeof(ts_InputImage));
	XMOUNT_STRSET(p_input_image->p_type,pp_argv[i]);
	p_input_image->pp_files=NULL;
	p_input_image->p_functions=NULL;
	p_input_image->p_handle=NULL;
	// Parse input image filename(s) and add to p_input_image->pp_files
	i++;
	p_input_image->files_count=0;
	while(i<(argc-1) && strncmp(pp_argv[i],"--",2)!=0) {
	p_input_image->files_count++;
	XMOUNT_REALLOC(p_input_image->pp_files,
	char**,
	p_input_image->files_countsizeof(char));
	XMOUNT_STRSET(p_input_image->pp_files[p_input_image->files_count-1],
	pp_argv[i]);
	i++;
	}
	i--;
	if(p_input_image->files_count==0) {
	LOG_ERROR("No input files specified for \"--in %s\"!\n",
	p_input_image->p_type)
	free(p_input_image->p_type);
	free(p_input_image);
	return FALSE;
	}
	// Add input image struct to input image array
	glob_xmount.input.images_count++;
	XMOUNT_REALLOC(glob_xmount.input.pp_images,
	pts_InputImage*,
	glob_xmount.input.images_count*
	sizeof(pts_InputImage));
	glob_xmount.input.pp_images[glob_xmount.input.images_count-1]=
	p_input_image;
	} else {
	LOG_ERROR("You must specify an input image type and source file!\n");
	return FALSE;
	}
	} else if(strcmp(pp_argv[i],"--inopts")==0) {
	// Set input lib options
	if((i+1)<argc) {
	i++;
	if(glob_xmount.input.pp_lib_params==NULL) {
	if(SplitLibraryParameters(pp_argv[i],
	&(glob_xmount.input.lib_params_count),
	&(glob_xmount.input.pp_lib_params)
	)==FALSE)
	{
	LOG_ERROR("Unable to parse input library options '%s'!\n",
	pp_argv[i]);
	return FALSE;
	}
	} else {
	LOG_ERROR("You can only specify --inopts once!")
	return FALSE;
	}
	} else {
	LOG_ERROR("You must specify special options!\n");
	return FALSE;
	}
	} else if(strcmp(pp_argv[i],"--morph")==0) {
	// Set morphing lib to use
	if((i+1)<argc) {
	i++;
	if(glob_xmount.morphing.p_morph_type==NULL) {
	XMOUNT_STRSET(glob_xmount.morphing.p_morph_type,pp_argv[i]);
	} else {
	LOG_ERROR("You can only specify --morph once!")
	return FALSE;
	}
	} else {
	LOG_ERROR("You must specify morphing type!\n");
	return FALSE;
	}
	} else if(strcmp(pp_argv[i],"--morphopts")==0) {
	// Set morphing lib options
	if((i+1)<argc) {
	i++;
	if(glob_xmount.morphing.pp_lib_params==NULL) {
	if(SplitLibraryParameters(pp_argv[i],
	&(glob_xmount.morphing.lib_params_count),
	&(glob_xmount.morphing.pp_lib_params)
	)==FALSE)
	{
	LOG_ERROR("Unable to parse morphing library options '%s'!\n",
	pp_argv[i]);
	return FALSE;
	}
	} else {
	LOG_ERROR("You can only specify --morphopts once!")
	return FALSE;
	}
	} else {
	LOG_ERROR("You must specify special morphing lib params!\n");
	return FALSE;
	}
	} else if(strcmp(pp_argv[i],"--offset")==0) {
	// Set input image offset
	if((i+1)<argc) {
	i++;
	glob_xmount.input.image_offset=StrToUint64(pp_argv[i],&ret);
	if(ret==0) {
	LOG_ERROR("Unable to convert '%s' to a number!\n",pp_argv[i])
	return FALSE;
	}
	} else {
	LOG_ERROR("You must specify an offset!\n")
	return FALSE;
	}
	LOG_DEBUG("Setting input image offset to \"%" PRIu64 "\"\n",
	glob_xmount.input.image_offset)
	} else if(strcmp(pp_argv[i],"--out")==0) {
	// Set output lib to use
	if((i+1)<argc) {
	i++;
	if(glob_xmount.output.p_output_format==NULL) {
	XMOUNT_STRSET(glob_xmount.output.p_output_format,pp_argv[i]);
	} else {
	LOG_ERROR("You can only specify --out once!")
	return FALSE;
	}
	} else {
	LOG_ERROR("You must specify an output format!\n");
	return FALSE;
	}
	} else if(strcmp(pp_argv[i],"--outopts")==0) {
	// Set output lib options
	if((i+1)<argc) {
	i++;
	if(glob_xmount.output.pp_lib_params==NULL) {
	if(SplitLibraryParameters(pp_argv[i],
	&(glob_xmount.output.lib_params_count),
	&(glob_xmount.output.pp_lib_params)
	)==FALSE)
	{
	LOG_ERROR("Unable to parse output library options '%s'!\n",
	pp_argv[i]);
	return FALSE;
	}
	} else {
	LOG_ERROR("You can only specify --outopts once!")
	return FALSE;
	}
	} else {
	LOG_ERROR("You must specify special output lib params!\n");
	return FALSE;
	}
	} else if(strcmp(pp_argv[i],"--owcache")==0) {
	// Enable writable access to mounted image and overwrite existing cache
	// Next parameter must be cache file to read/write changes from/to
	if((i+1)<argc) {
	i++;
	XMOUNT_STRSET(glob_xmount.args.p_cache_file,pp_argv[i])
	glob_xmount.output.writable=TRUE;
	glob_xmount.args.overwrite_cache=TRUE;
	} else {
	LOG_ERROR("You must specify a cache file!\n")
	return FALSE;
	}
	LOG_DEBUG("Enabling virtual write support overwriting cache file %s\n",
	glob_xmount.args.p_cache_file)
	} else if(strcmp(pp_argv[i],"--sizelimit")==0) {
	// Set input image size limit
	if((i+1)<argc) {
	i++;
	glob_xmount.input.image_size_limit=StrToUint64(pp_argv[i],&ret);
	if(ret==0) {
	LOG_ERROR("Unable to convert '%s' to a number!\n",pp_argv[i])
	return FALSE;
	}
	} else {
	LOG_ERROR("You must specify a size limit!\n")
	return FALSE;
	}
	LOG_DEBUG("Setting input image size limit to \"%" PRIu64 "\"\n",
	glob_xmount.input.image_size_limit)
	} else if(strcmp(pp_argv[i],"--version")==0 \|\|
	strcmp(pp_argv[i],"--info")==0)
	{
	// Print xmount info
	printf(XMOUNT_COPYRIGHT_NOTICE "\n\n",XMOUNT_VERSION);
	#ifdef __GNUC__
	printf(" compile timestamp: %s %s\n",__DATE__,__TIME__);
	printf(" gcc version: %s\n",__VERSION__);
	#endif
	printf(" loaded input libraries:\n");
	for(uint32_t ii=0;ii<glob_xmount.input.libs_count;ii++) {
	printf(" - %s supporting ",glob_xmount.input.pp_libs[ii]->p_name);
	p_buf=glob_xmount.input.pp_libs[ii]->p_supported_input_types;
	first=TRUE;
	while(*p_buf!='\0') {
	if(first) {
	printf("\"%s\"",p_buf);
	first=FALSE;
	} else printf(", \"%s\"",p_buf);
	p_buf+=(strlen(p_buf)+1);
	}
	printf("\n");
	}
	printf(" loaded morphing libraries:\n");
	for(uint32_t ii=0;ii<glob_xmount.morphing.libs_count;ii++) {
	printf(" - %s supporting ",
	glob_xmount.morphing.pp_libs[ii]->p_name);
	p_buf=glob_xmount.morphing.pp_libs[ii]->p_supported_morphing_types;
	first=TRUE;
	while(*p_buf!='\0') {
	if(first) {
	printf("\"%s\"",p_buf);
	first=FALSE;
	} else printf(", \"%s\"",p_buf);
	p_buf+=(strlen(p_buf)+1);
	}
	printf("\n");
	}
	printf(" loaded output libraries:\n");
	for(uint32_t ii=0;ii<glob_xmount.output.libs_count;ii++) {
	printf(" - %s supporting ",
	glob_xmount.output.pp_libs[ii]->p_name);
	p_buf=glob_xmount.output.pp_libs[ii]->p_supported_output_formats;
	first=TRUE;
	while(*p_buf!='\0') {
	if(first) {
	printf("\"%s\"",p_buf);
	first=FALSE;
	} else printf(", \"%s\"",p_buf);
	p_buf+=(strlen(p_buf)+1);
	}
	printf("\n");
	}
	printf("\n");
	exit(0);
	} else {
	LOG_ERROR("Unknown command line option \"%s\"\n",pp_argv[i]);
	return FALSE;
	}
	}
	i++;
	}

	// Extract mountpoint
	if(i==(argc-1)) {
	XMOUNT_STRSET(glob_xmount.p_mountpoint,pp_argv[argc-1])
	XMOUNT_REALLOC(glob_xmount.pp_fuse_argv,
	char**,
	(glob_xmount.fuse_argc+1)sizeof(char));
	XMOUNT_STRSET(glob_xmount.pp_fuse_argv[glob_xmount.fuse_argc],
	glob_xmount.p_mountpoint);
	glob_xmount.fuse_argc++;
	} else {
	LOG_ERROR("No mountpoint specified!\n")
	return FALSE;
	}

	if(FuseMinusOControl==TRUE) {
	// We control the -o flag, set subtype, fsname and allow_other options
	glob_xmount.fuse_argc+=2;
	XMOUNT_REALLOC(glob_xmount.pp_fuse_argv,
	char**,
	glob_xmount.fuse_argcsizeof(char));
	XMOUNT_STRSET(glob_xmount.pp_fuse_argv[glob_xmount.fuse_argc-2],"-o");
	XMOUNT_STRSET(glob_xmount.pp_fuse_argv[glob_xmount.fuse_argc-1],
	"subtype=xmount");
	if(glob_xmount.input.images_count!=0) {
	// Set name of first source file as fsname
	XMOUNT_STRAPP(glob_xmount.pp_fuse_argv[glob_xmount.fuse_argc-1],
	",fsname='");
	// If possible, use full path
	p_buf=realpath(glob_xmount.input.pp_images[0]->pp_files[0],NULL);
	if(p_buf==NULL) {
	XMOUNT_STRSET(p_buf,glob_xmount.input.pp_images[0]->pp_files[0]);
	}
	// Make sure fsname does not include some forbidden chars
	for(uint32_t i=0;i<strlen(p_buf);i++) {
	if(p_buf[i]=='\'') p_buf[i]='_';
	}
	// Set fsname
	XMOUNT_STRAPP(glob_xmount.pp_fuse_argv[glob_xmount.fuse_argc-1],
	p_buf);
	XMOUNT_STRAPP(glob_xmount.pp_fuse_argv[glob_xmount.fuse_argc-1],
	"'");
	free(p_buf);
	}
	if(FuseAllowOther==TRUE) {
	// Add "allow_other" option if allowed
	if(glob_xmount.may_set_fuse_allow_other) {
	XMOUNT_STRAPP(glob_xmount.pp_fuse_argv[glob_xmount.fuse_argc-1],
	",allow_other");
	}
	}
	}

	return TRUE;
	}

	//! Extract output file name from input image name
	/*!
	* \param p_orig_name Name of input image (may include a path)
	* \return TRUE on success, FALSE on error
	*/
	static int ExtractOutputFileNames(char *p_orig_name) {
	char *tmp;

	// Truncate any leading path
	tmp=strrchr(p_orig_name,'/');
	if(tmp!=NULL) p_orig_name=tmp+1;

	// Extract file extension
	tmp=strrchr(p_orig_name,'.');

	// Set leading '/'
	XMOUNT_STRSET(glob_xmount.output.p_virtual_image_path,"/");
	XMOUNT_STRSET(glob_xmount.output.p_info_path,"/");

	// Copy filename
	if(tmp==NULL) {
	// Input image filename has no extension
	XMOUNT_STRAPP(glob_xmount.output.p_virtual_image_path,p_orig_name);
	XMOUNT_STRAPP(glob_xmount.output.p_info_path,p_orig_name);
	XMOUNT_STRAPP(glob_xmount.output.p_info_path,".info");
	} else {
	XMOUNT_STRNAPP(glob_xmount.output.p_virtual_image_path,p_orig_name,
	strlen(p_orig_name)-strlen(tmp));
	XMOUNT_STRNAPP(glob_xmount.output.p_info_path,p_orig_name,
	strlen(p_orig_name)-strlen(tmp));
	XMOUNT_STRAPP(glob_xmount.output.p_info_path,".info");
	}

	// Add virtual file extensions
	// TODO: Get from output lib and add
	//XMOUNT_STRAPP(glob_xmount.output.p_virtual_image_path,".dd");

	LOG_DEBUG("Set virtual image name to \"%s\"\n",
	glob_xmount.output.p_virtual_image_path);
	LOG_DEBUG("Set virtual image info name to \"%s\"\n",
	glob_xmount.output.p_info_path);
	return TRUE;
	}

	//! Calculates an MD5 hash of the first HASH_AMOUNT bytes of the input image
	/*!
	* \param p_hash_low Pointer to the lower 64 bit of the hash
	* \param p_hash_high Pointer to the higher 64 bit of the hash
	* \return TRUE on success, FALSE on error
	*/
	static int CalculateInputImageHash(uint64_t *p_hash_low,
	uint64_t *p_hash_high)
	{
	char hash[16];
	md5_state_t md5_state;
	char *p_buf;
	int ret;
	size_t read_data;

	XMOUNT_MALLOC(p_buf,char,HASH_AMOUNTsizeof(char));
	ret=ReadMorphedImageData(p_buf,0,HASH_AMOUNT,&read_data);
	if(ret!=TRUE \|\| read_data==0) {
	LOG_ERROR("Couldn't read data from morphed image file!\n")
	free(p_buf);
	return FALSE;
	}

	// Calculate MD5 hash
	md5_init(&md5_state);
	md5_append(&md5_state,(const md5_byte_t*)p_buf,read_data);
	md5_finish(&md5_state,(md5_byte_t*)hash);
	// Convert MD5 hash into two 64bit integers
	p_hash_low=((uint64_t*)hash);
	p_hash_high=((uint64_t*)(hash+8));
	free(p_buf);

	return TRUE;
	}

	//! Create info file
	/*!
	* \return TRUE on success, FALSE on error
	*/
	static int InitInfoFile() {
	int ret;
	char *p_buf;

	// Start with static input header
	XMOUNT_MALLOC(glob_xmount.output.p_info_file,
	char*,
	strlen(IMAGE_INFO_INPUT_HEADER)+1);
	strncpy(glob_xmount.output.p_info_file,
	IMAGE_INFO_INPUT_HEADER,
	strlen(IMAGE_INFO_INPUT_HEADER)+1);

	// Get and add infos from input lib(s)
	for(uint64_t i=0;i<glob_xmount.input.images_count;i++) {
	ret=glob_xmount.input.pp_images[i]->p_functions->
	GetInfofileContent(glob_xmount.input.pp_images[i]->p_handle,(const char**)&p_buf);
	if(ret!=0) {
	LOG_ERROR("Unable to get info file content for image '%s': %s!\n",
	glob_xmount.input.pp_images[i]->pp_files[0],
	glob_xmount.input.pp_images[i]->p_functions->
	GetErrorMessage(ret));
	return FALSE;
	}
	// Add infos to main buffer and free p_buf
	XMOUNT_STRAPP(glob_xmount.output.p_info_file,"\n--> ");
	XMOUNT_STRAPP(glob_xmount.output.p_info_file,
	glob_xmount.input.pp_images[i]->pp_files[0]);
	XMOUNT_STRAPP(glob_xmount.output.p_info_file," <--\n");
	if(p_buf!=NULL) {
	XMOUNT_STRAPP(glob_xmount.output.p_info_file,p_buf);
	glob_xmount.input.pp_images[i]->p_functions->FreeBuffer(p_buf);
	} else {
	XMOUNT_STRAPP(glob_xmount.output.p_info_file,"None\n");
	}
	}

	// Add static morphing header
	XMOUNT_STRAPP(glob_xmount.output.p_info_file,IMAGE_INFO_MORPHING_HEADER);

	// Get and add infos from morphing lib
	ret=glob_xmount.morphing.p_functions->
	GetInfofileContent(glob_xmount.morphing.p_handle,(const char**)&p_buf);
	if(ret!=0) {
	LOG_ERROR("Unable to get info file content from morphing lib: %s!\n",
	glob_xmount.morphing.p_functions->GetErrorMessage(ret));
	return FALSE;
	}
	if(p_buf!=NULL) {
	XMOUNT_STRAPP(glob_xmount.output.p_info_file,p_buf);
	glob_xmount.morphing.p_functions->FreeBuffer(p_buf);
	} else {
	XMOUNT_STRAPP(glob_xmount.output.p_info_file,"None\n");
	}

	return TRUE;
	}

	//! Load input / morphing libs
	/*!
	* \return TRUE on success, FALSE on error
	*/
	static int LoadLibs() {
	DIR *p_dir=NULL;
	struct dirent *p_dirent=NULL;
	int base_library_path_len=0;
	char *p_library_path=NULL;
	void *p_libxmount=NULL;
	t_LibXmount_Input_GetApiVersion pfun_input_GetApiVersion;
	t_LibXmount_Input_GetSupportedFormats pfun_input_GetSupportedFormats;
	t_LibXmount_Input_GetFunctions pfun_input_GetFunctions;
	t_LibXmount_Morphing_GetApiVersion pfun_morphing_GetApiVersion;
	t_LibXmount_Morphing_GetSupportedTypes pfun_morphing_GetSupportedTypes;
	t_LibXmount_Morphing_GetFunctions pfun_morphing_GetFunctions;
	t_LibXmount_Output_GetApiVersion pfun_output_GetApiVersion;
	t_LibXmount_Output_GetSupportedFormats pfun_output_GetSupportedFormats;
	t_LibXmount_Output_GetFunctions pfun_output_GetFunctions;
	const char *p_supported_formats=NULL;
	const char *p_buf;
	uint32_t supported_formats_len=0;
	pts_InputLib p_input_lib=NULL;
	pts_MorphingLib p_morphing_lib=NULL;
	pts_OutputLib p_output_lib=NULL;

	LOG_DEBUG("Searching for xmount libraries in '%s'.\n",
	XMOUNT_LIBRARY_PATH);

	// Open lib dir
	p_dir=opendir(XMOUNT_LIBRARY_PATH);
	if(p_dir==NULL) {
	LOG_ERROR("Unable to access xmount library directory '%s'!\n",
	XMOUNT_LIBRARY_PATH);
	return FALSE;
	}

	// Construct base library path
	base_library_path_len=strlen(XMOUNT_LIBRARY_PATH);
	XMOUNT_STRSET(p_library_path,XMOUNT_LIBRARY_PATH);
	if(XMOUNT_LIBRARY_PATH[base_library_path_len]!='/') {
	base_library_path_len++;
	XMOUNT_STRAPP(p_library_path,"/");
	}

	#define LIBXMOUNT_LOAD(path) { \
	p_libxmount=dlopen(path,RTLD_NOW); \
	if(p_libxmount==NULL) { \
	LOG_ERROR("Unable to load input library '%s': %s!\n", \
	path, \
	dlerror()); \
	continue; \
	} \
	}
	#define LIBXMOUNT_LOAD_SYMBOL(name,pfun) { \
	if((pfun=dlsym(p_libxmount,name))==NULL) { \
	LOG_ERROR("Unable to load symbol '%s' from library '%s'!\n", \
	name, \
	p_library_path); \
	dlclose(p_libxmount); \
	p_libxmount=NULL; \
	continue; \
	} \
	}

	// Loop over lib dir
	while((p_dirent=readdir(p_dir))!=NULL) {
	LOG_DEBUG("Trying to load '%s'\n",p_dirent->d_name);

	// Construct full path to found object
	p_library_path=realloc(p_library_path,
	base_library_path_len+strlen(p_dirent->d_name)+1);
	if(p_library_path==NULL) {
	LOG_ERROR("Couldn't allocate memory!\n");
	exit(1);
	}
	strcpy(p_library_path+base_library_path_len,p_dirent->d_name);

	if(strncmp(p_dirent->d_name,"libxmount_input_",16)==0) {
	// Found possible input lib. Try to load it
	LIBXMOUNT_LOAD(p_library_path);

	// Load library symbols
	LIBXMOUNT_LOAD_SYMBOL("LibXmount_Input_GetApiVersion",
	pfun_input_GetApiVersion);

	// Check library's API version
	if(pfun_input_GetApiVersion()!=LIBXMOUNT_INPUT_API_VERSION) {
	LOG_DEBUG("Failed! Wrong API version.\n");
	LOG_ERROR("Unable to load input library '%s'. Wrong API version\n",
	p_library_path);
	dlclose(p_libxmount);
	continue;
	}

	LIBXMOUNT_LOAD_SYMBOL("LibXmount_Input_GetSupportedFormats",
	pfun_input_GetSupportedFormats);
	LIBXMOUNT_LOAD_SYMBOL("LibXmount_Input_GetFunctions",
	pfun_input_GetFunctions);

	// Construct new entry for our library list
	XMOUNT_MALLOC(p_input_lib,pts_InputLib,sizeof(ts_InputLib));
	// Initialize lib_functions structure to NULL
	memset(&(p_input_lib->lib_functions),
	0,
	sizeof(ts_LibXmountInputFunctions));

	// Set name and handle
	XMOUNT_STRSET(p_input_lib->p_name,p_dirent->d_name);
	p_input_lib->p_lib=p_libxmount;

	// Get and set supported formats
	p_supported_formats=pfun_input_GetSupportedFormats();
	supported_formats_len=0;
	p_buf=p_supported_formats;
	while(*p_buf!='\0') {
	supported_formats_len+=(strlen(p_buf)+1);
	p_buf+=(strlen(p_buf)+1);
	}
	supported_formats_len++;
	XMOUNT_MALLOC(p_input_lib->p_supported_input_types,
	char*,
	supported_formats_len);
	memcpy(p_input_lib->p_supported_input_types,
	p_supported_formats,
	supported_formats_len);

	// Get, set and check lib_functions
	pfun_input_GetFunctions(&(p_input_lib->lib_functions));
	if(p_input_lib->lib_functions.CreateHandle==NULL \|\|
	p_input_lib->lib_functions.DestroyHandle==NULL \|\|
	p_input_lib->lib_functions.Open==NULL \|\|
	p_input_lib->lib_functions.Close==NULL \|\|
	p_input_lib->lib_functions.Size==NULL \|\|
	p_input_lib->lib_functions.Read==NULL \|\|
	p_input_lib->lib_functions.OptionsHelp==NULL \|\|
	p_input_lib->lib_functions.OptionsParse==NULL \|\|
	p_input_lib->lib_functions.GetInfofileContent==NULL \|\|
	p_input_lib->lib_functions.GetErrorMessage==NULL \|\|
	p_input_lib->lib_functions.FreeBuffer==NULL)
	{
	LOG_DEBUG("Missing implemention of one or more functions in lib %s!\n",
	p_dirent->d_name);
	free(p_input_lib->p_supported_input_types);
	free(p_input_lib->p_name);
	free(p_input_lib);
	dlclose(p_libxmount);
	continue;
	}

	// Add entry to the input library list
	XMOUNT_REALLOC(glob_xmount.input.pp_libs,
	pts_InputLib*,
	sizeof(pts_InputLib)*(glob_xmount.input.libs_count+1));
	glob_xmount.input.pp_libs[glob_xmount.input.libs_count++]=p_input_lib;

	LOG_DEBUG("Input library '%s' loaded successfully\n",p_dirent->d_name);
	} if(strncmp(p_dirent->d_name,"libxmount_morphing_",19)==0) {
	// Found possible morphing lib. Try to load it
	LIBXMOUNT_LOAD(p_library_path);

	// Load library symbols
	LIBXMOUNT_LOAD_SYMBOL("LibXmount_Morphing_GetApiVersion",
	pfun_morphing_GetApiVersion);

	// Check library's API version
	if(pfun_morphing_GetApiVersion()!=LIBXMOUNT_MORPHING_API_VERSION) {
	LOG_DEBUG("Failed! Wrong API version.\n");
	LOG_ERROR("Unable to load morphing library '%s'. Wrong API version\n",
	p_library_path);
	dlclose(p_libxmount);
	continue;
	}

	LIBXMOUNT_LOAD_SYMBOL("LibXmount_Morphing_GetSupportedTypes",
	pfun_morphing_GetSupportedTypes);
	LIBXMOUNT_LOAD_SYMBOL("LibXmount_Morphing_GetFunctions",
	pfun_morphing_GetFunctions);

	// Construct new entry for our library list
	XMOUNT_MALLOC(p_morphing_lib,pts_MorphingLib,sizeof(ts_MorphingLib));
	// Initialize lib_functions structure to NULL
	memset(&(p_morphing_lib->lib_functions),
	0,
	sizeof(ts_LibXmountMorphingFunctions));

	// Set name and handle
	XMOUNT_STRSET(p_morphing_lib->p_name,p_dirent->d_name);
	p_morphing_lib->p_lib=p_libxmount;

	// Get and set supported types
	p_supported_formats=pfun_morphing_GetSupportedTypes();
	supported_formats_len=0;
	p_buf=p_supported_formats;
	while(*p_buf!='\0') {
	supported_formats_len+=(strlen(p_buf)+1);
	p_buf+=(strlen(p_buf)+1);
	}
	supported_formats_len++;
	XMOUNT_MALLOC(p_morphing_lib->p_supported_morphing_types,
	char*,
	supported_formats_len);
	memcpy(p_morphing_lib->p_supported_morphing_types,
	p_supported_formats,
	supported_formats_len);

	// Get, set and check lib_functions
	pfun_morphing_GetFunctions(&(p_morphing_lib->lib_functions));
	if(p_morphing_lib->lib_functions.CreateHandle==NULL \|\|
	p_morphing_lib->lib_functions.DestroyHandle==NULL \|\|
	p_morphing_lib->lib_functions.Morph==NULL \|\|
	p_morphing_lib->lib_functions.Size==NULL \|\|
	p_morphing_lib->lib_functions.Read==NULL \|\|
	p_morphing_lib->lib_functions.OptionsHelp==NULL \|\|
	p_morphing_lib->lib_functions.OptionsParse==NULL \|\|
	p_morphing_lib->lib_functions.GetInfofileContent==NULL \|\|
	p_morphing_lib->lib_functions.GetErrorMessage==NULL \|\|
	p_morphing_lib->lib_functions.FreeBuffer==NULL)
	{
	LOG_DEBUG("Missing implemention of one or more functions in lib %s!\n",
	p_dirent->d_name);
	free(p_morphing_lib->p_supported_morphing_types);
	free(p_morphing_lib->p_name);
	free(p_morphing_lib);
	dlclose(p_libxmount);
	continue;
	}

	// Add entry to the input library list
	XMOUNT_REALLOC(glob_xmount.morphing.pp_libs,
	pts_MorphingLib*,
	sizeof(pts_MorphingLib)*
	(glob_xmount.morphing.libs_count+1));
	glob_xmount.morphing.pp_libs[glob_xmount.morphing.libs_count++]=
	p_morphing_lib;

	LOG_DEBUG("Morphing library '%s' loaded successfully\n",p_dirent->d_name);
	} if(strncmp(p_dirent->d_name,"libxmount_output_",17)==0) {
	// Found possible output lib. Try to load it
	LIBXMOUNT_LOAD(p_library_path);

	// Load library symbols
	LIBXMOUNT_LOAD_SYMBOL("LibXmount_Output_GetApiVersion",
	pfun_output_GetApiVersion);

	// Check library's API version
	if(pfun_output_GetApiVersion()!=LIBXMOUNT_OUTPUT_API_VERSION) {
	LOG_DEBUG("Failed! Wrong API version.\n");
	LOG_ERROR("Unable to load output library '%s'. Wrong API version\n",
	p_library_path);
	dlclose(p_libxmount);
	continue;
	}

	LIBXMOUNT_LOAD_SYMBOL("LibXmount_Output_GetSupportedFormats",
	pfun_output_GetSupportedFormats);
	LIBXMOUNT_LOAD_SYMBOL("LibXmount_Output_GetFunctions",
	pfun_output_GetFunctions);

	// Construct new entry for our library list
	XMOUNT_MALLOC(p_output_lib,pts_OutputLib,sizeof(ts_OutputLib));
	// Initialize lib_functions structure to NULL
	memset(&(p_output_lib->lib_functions),
	0,
	sizeof(ts_LibXmountOutput_Functions));

	// Set name and handle
	XMOUNT_STRSET(p_output_lib->p_name,p_dirent->d_name);
	p_output_lib->p_lib=p_libxmount;

	// Get and set supported types
	p_supported_formats=pfun_output_GetSupportedFormats();
	supported_formats_len=0;
	p_buf=p_supported_formats;
	while(*p_buf!='\0') {
	supported_formats_len+=(strlen(p_buf)+1);
	p_buf+=(strlen(p_buf)+1);
	}
	supported_formats_len++;
	XMOUNT_MALLOC(p_output_lib->p_supported_output_formats,
	char*,
	supported_formats_len);
	memcpy(p_output_lib->p_supported_output_formats,
	p_supported_formats,
	supported_formats_len);

	// Get, set and check lib_functions
	pfun_output_GetFunctions(&(p_output_lib->lib_functions));
	if(p_output_lib->lib_functions.CreateHandle==NULL \|\|
	p_output_lib->lib_functions.DestroyHandle==NULL \|\|
	p_output_lib->lib_functions.Transform==NULL \|\|
	p_output_lib->lib_functions.Size==NULL \|\|
	p_output_lib->lib_functions.Read==NULL \|\|
	p_output_lib->lib_functions.Write==NULL \|\|
	p_output_lib->lib_functions.OptionsHelp==NULL \|\|
	p_output_lib->lib_functions.OptionsParse==NULL \|\|
	p_output_lib->lib_functions.GetInfofileContent==NULL \|\|
	p_output_lib->lib_functions.GetErrorMessage==NULL \|\|
	p_output_lib->lib_functions.FreeBuffer==NULL)
	{
	LOG_DEBUG("Missing implemention of one or more functions in lib %s!\n",
	p_dirent->d_name);
	free(p_output_lib->p_supported_output_formats);
	free(p_output_lib->p_name);
	free(p_output_lib);
	dlclose(p_libxmount);
	continue;
	}

	// Add entry to the input library list
	XMOUNT_REALLOC(glob_xmount.output.pp_libs,
	pts_OutputLib*,
	sizeof(pts_OutputLib)*
	(glob_xmount.output.libs_count+1));
	glob_xmount.output.pp_libs[glob_xmount.output.libs_count++]=
	p_output_lib;

	LOG_DEBUG("Output library '%s' loaded successfully\n",p_dirent->d_name);
	} else {
	LOG_DEBUG("Ignoring '%s'.\n",p_dirent->d_name);
	continue;
	}
	}

	#undef LIBXMOUNT_LOAD_SYMBOL
	#undef LIBXMOUNT_LOAD

	LOG_DEBUG("A total of %u input libs, %u morphing libs and %u output libs "
	"were loaded.\n",
	glob_xmount.input.libs_count,
	glob_xmount.morphing.libs_count,
	glob_xmount.output.libs_count);

	free(p_library_path);
	closedir(p_dir);
	return ((glob_xmount.input.libs_count>0 &&
	glob_xmount.morphing.libs_count>0 &&
	glob_xmount.output.libs_count>0) ? TRUE : FALSE);
	}

	//! Search an appropriate input lib for specified input type
	/*!
	* \param p_input_image Input image to search input lib for
	* \return TRUE on success, FALSE on error
	*/
	static int FindInputLib(pts_InputImage p_input_image) {
	char *p_buf;

	LOG_DEBUG("Trying to find suitable library for input type '%s'.\n",
	p_input_image->p_type);

	// Loop over all loaded libs
	for(uint32_t i=0;i<glob_xmount.input.libs_count;i++) {
	LOG_DEBUG("Checking input library %s\n",
	glob_xmount.input.pp_libs[i]->p_name);
	p_buf=glob_xmount.input.pp_libs[i]->p_supported_input_types;
	while(*p_buf!='\0') {
	if(strcmp(p_buf,p_input_image->p_type)==0) {
	// Library supports input type, set lib functions
	LOG_DEBUG("Input library '%s' pretends to handle that input type.\n",
	glob_xmount.input.pp_libs[i]->p_name);
	p_input_image->p_functions=
	&(glob_xmount.input.pp_libs[i]->lib_functions);
	return TRUE;
	}
	p_buf+=(strlen(p_buf)+1);
	}
	}

	LOG_DEBUG("Couldn't find any suitable library.\n");

	// No library supporting input type found
	return FALSE;
	}

	//! Search an appropriate morphing lib for the specified morph type
	/*!
	* \return TRUE on success, FALSE on error
	*/
	static int FindMorphingLib() {
	char *p_buf;

	LOG_DEBUG("Trying to find suitable library for morph type '%s'.\n",
	glob_xmount.morphing.p_morph_type);

	// Loop over all loaded libs
	for(uint32_t i=0;i<glob_xmount.morphing.libs_count;i++) {
	LOG_DEBUG("Checking morphing library %s\n",
	glob_xmount.morphing.pp_libs[i]->p_name);
	p_buf=glob_xmount.morphing.pp_libs[i]->p_supported_morphing_types;
	while(*p_buf!='\0') {
	if(strcmp(p_buf,glob_xmount.morphing.p_morph_type)==0) {
	// Library supports morph type, set lib functions
	LOG_DEBUG("Morphing library '%s' pretends to handle that morph type.\n",
	glob_xmount.morphing.pp_libs[i]->p_name);
	glob_xmount.morphing.p_functions=
	&(glob_xmount.morphing.pp_libs[i]->lib_functions);
	return TRUE;
	}
	p_buf+=(strlen(p_buf)+1);
	}
	}

	LOG_DEBUG("Couldn't find any suitable library.\n");

	// No library supporting morph type found
	return FALSE;
	}

	//! Search an appropriate output lib for the specified output format
	/*!
	* \return TRUE on success, FALSE on error
	*/
	static int FindOutputLib() {
	char *p_buf;

	LOG_DEBUG("Trying to find suitable library for output format '%s'.\n",
	glob_xmount.output.p_output_format);

	// Loop over all loaded output libs
	for(uint32_t i=0;i<glob_xmount.output.libs_count;i++) {
	LOG_DEBUG("Checking output library %s\n",
	glob_xmount.output.pp_libs[i]->p_name);
	p_buf=glob_xmount.output.pp_libs[i]->p_supported_output_formats;
	while(*p_buf!='\0') {
	if(strcmp(p_buf,glob_xmount.output.p_output_format)==0) {
	// Library supports output type, set lib functions
	LOG_DEBUG("Output library '%s' pretends to handle that output format.\n",
	glob_xmount.output.pp_libs[i]->p_name);
	glob_xmount.output.p_functions=
	&(glob_xmount.output.pp_libs[i]->lib_functions);
	return TRUE;
	}
	p_buf+=(strlen(p_buf)+1);
	}
	}

	LOG_DEBUG("Couldn't find any suitable library.\n");

	// No library supporting output format found
	return FALSE;
	}

	static void InitResources() {
	// Args
	glob_xmount.args.overwrite_cache=FALSE;
	glob_xmount.args.p_cache_file=NULL;

	// Input
	glob_xmount.input.libs_count=0;
	glob_xmount.input.pp_libs=NULL;
	glob_xmount.input.lib_params_count=0;
	glob_xmount.input.pp_lib_params=NULL;
	glob_xmount.input.images_count=0;
	glob_xmount.input.pp_images=NULL;
	glob_xmount.input.image_offset=0;
	glob_xmount.input.image_size_limit=0;
	glob_xmount.input.image_hash_lo=0;
	glob_xmount.input.image_hash_hi=0;

	// Morphing
	glob_xmount.morphing.libs_count=0;
	glob_xmount.morphing.pp_libs=NULL;
	glob_xmount.morphing.p_morph_type=NULL;
	glob_xmount.morphing.lib_params_count=0;
	glob_xmount.morphing.pp_lib_params=NULL;
	glob_xmount.morphing.p_handle=NULL;
	glob_xmount.morphing.p_functions=NULL;
	glob_xmount.morphing.input_image_functions.ImageCount=
	&LibXmount_Morphing_ImageCount;
	glob_xmount.morphing.input_image_functions.Size=&LibXmount_Morphing_Size;
	glob_xmount.morphing.input_image_functions.Read=&LibXmount_Morphing_Read;

	// Cache
	glob_xmount.h_cache=NULL;

	// Output
	glob_xmount.output.libs_count=0;
	glob_xmount.output.pp_libs=NULL;
	glob_xmount.output.p_output_format=NULL;
	glob_xmount.output.lib_params_count=0;
	glob_xmount.output.pp_lib_params=NULL;
	glob_xmount.output.p_handle=NULL;
	glob_xmount.output.p_functions=NULL;
	glob_xmount.output.input_functions.Size=&LibXmount_Output_Size;
	glob_xmount.output.input_functions.Read=&LibXmount_Output_Read;
	glob_xmount.output.input_functions.Write=&LibXmount_Output_Write;
	glob_xmount.output.image_size=0;
	glob_xmount.output.writable=FALSE;
	glob_xmount.output.p_virtual_image_path=NULL;
	glob_xmount.output.p_info_path=NULL;
	glob_xmount.output.p_info_file=NULL;

	// Misc data
	glob_xmount.debug=FALSE;
	glob_xmount.may_set_fuse_allow_other=FALSE;
	glob_xmount.fuse_argc=0;
	glob_xmount.pp_fuse_argv=NULL;
	glob_xmount.p_mountpoint=NULL;
	}

	/*
	* FreeResources
	*/
	static void FreeResources() {
	int ret;
	te_XmountCache_Error cache_ret=e_XmountCache_Error_None;

	LOG_DEBUG("Freeing all resources\n");

	// Misc
	if(glob_xmount.pp_fuse_argv!=NULL) {
	for(int i=0;i<glob_xmount.fuse_argc;i++) free(glob_xmount.pp_fuse_argv[i]);
	free(glob_xmount.pp_fuse_argv);
	}
	if(glob_xmount.p_mountpoint!=NULL) free(glob_xmount.p_mountpoint);

	// Output
	if(glob_xmount.output.p_functions!=NULL) {
	if(glob_xmount.output.p_handle!=NULL) {
	// Destroy output handle
	ret=glob_xmount.output.p_functions->
	DestroyHandle(&(glob_xmount.output.p_handle));
	if(ret!=0) {
	LOG_ERROR("Unable to destroy output handle: %s!\n",
	glob_xmount.output.p_functions->GetErrorMessage(ret));
	}
	}
	}
	if(glob_xmount.output.pp_lib_params!=NULL) {
	for(uint32_t i=0;i<glob_xmount.output.lib_params_count;i++)
	free(glob_xmount.output.pp_lib_params[i]);
	free(glob_xmount.output.pp_lib_params);
	}
	if(glob_xmount.output.p_output_format!=NULL)
	free(glob_xmount.output.p_output_format);
	if(glob_xmount.output.pp_libs!=NULL) {
	// Unload output libs
	for(uint32_t i=0;i<glob_xmount.output.libs_count;i++) {
	if(glob_xmount.output.pp_libs[i]==NULL) continue;
	if(glob_xmount.output.pp_libs[i]->p_supported_output_formats!=NULL)
	free(glob_xmount.output.pp_libs[i]->p_supported_output_formats);
	if(glob_xmount.output.pp_libs[i]->p_lib!=NULL)
	dlclose(glob_xmount.output.pp_libs[i]->p_lib);
	if(glob_xmount.output.pp_libs[i]->p_name!=NULL)
	free(glob_xmount.output.pp_libs[i]->p_name);
	free(glob_xmount.output.pp_libs[i]);
	}
	free(glob_xmount.output.pp_libs);
	}
	if(glob_xmount.output.p_info_path!=NULL)
	free(glob_xmount.output.p_info_path);
	if(glob_xmount.output.p_info_file!=NULL)
	free(glob_xmount.output.p_info_file);
	if(glob_xmount.output.p_virtual_image_path!=NULL)
	free(glob_xmount.output.p_virtual_image_path);

	// Cache
	if(glob_xmount.h_cache!=NULL) {
	cache_ret=XmountCache_Close(&(glob_xmount.h_cache));
	if(cache_ret!=e_XmountCache_Error_None) {
	LOG_ERROR("Unable to close cache file: Error code %u: Ignoring!\n",
	cache_ret);
	}
	}

	// Morphing
	if(glob_xmount.morphing.p_functions!=NULL) {
	if(glob_xmount.morphing.p_handle!=NULL) {
	// Destroy morphing handle
	ret=glob_xmount.morphing.p_functions->
	DestroyHandle(&(glob_xmount.morphing.p_handle));
	if(ret!=0) {
	LOG_ERROR("Unable to destroy morphing handle: %s!\n",
	glob_xmount.morphing.p_functions->GetErrorMessage(ret));
	}
	}
	}
	if(glob_xmount.morphing.pp_lib_params!=NULL) {
	for(uint32_t i=0;i<glob_xmount.morphing.lib_params_count;i++)
	free(glob_xmount.morphing.pp_lib_params[i]);
	free(glob_xmount.morphing.pp_lib_params);
	}
	if(glob_xmount.morphing.p_morph_type!=NULL)
	free(glob_xmount.morphing.p_morph_type);
	if(glob_xmount.morphing.pp_libs!=NULL) {
	// Unload morphing libs
	for(uint32_t i=0;i<glob_xmount.morphing.libs_count;i++) {
	if(glob_xmount.morphing.pp_libs[i]==NULL) continue;
	if(glob_xmount.morphing.pp_libs[i]->p_supported_morphing_types!=NULL)
	free(glob_xmount.morphing.pp_libs[i]->p_supported_morphing_types);
	if(glob_xmount.morphing.pp_libs[i]->p_lib!=NULL)
	dlclose(glob_xmount.morphing.pp_libs[i]->p_lib);
	if(glob_xmount.morphing.pp_libs[i]->p_name!=NULL)
	free(glob_xmount.morphing.pp_libs[i]->p_name);
	free(glob_xmount.morphing.pp_libs[i]);
	}
	free(glob_xmount.morphing.pp_libs);
	}

	// Input
	if(glob_xmount.input.pp_images!=NULL) {
	// Close all input images
	for(uint64_t i=0;i<glob_xmount.input.images_count;i++) {
	if(glob_xmount.input.pp_images[i]==NULL) continue;
	if(glob_xmount.input.pp_images[i]->p_functions!=NULL) {
	if(glob_xmount.input.pp_images[i]->p_handle!=NULL) {
	ret=glob_xmount.input.pp_images[i]->p_functions->
	Close(glob_xmount.input.pp_images[i]->p_handle);
	if(ret!=0) {
	LOG_ERROR("Unable to close input image: %s\n",
	glob_xmount.input.pp_images[i]->p_functions->
	GetErrorMessage(ret));
	}
	ret=glob_xmount.input.pp_images[i]->p_functions->
	DestroyHandle(&(glob_xmount.input.pp_images[i]->p_handle));
	if(ret!=0) {
	LOG_ERROR("Unable to destroy input image handle: %s\n",
	glob_xmount.input.pp_images[i]->p_functions->
	GetErrorMessage(ret));
	}
	}
	}
	if(glob_xmount.input.pp_images[i]->pp_files!=NULL) {
	for(uint64_t ii=0;ii<glob_xmount.input.pp_images[i]->files_count;ii++) {
	if(glob_xmount.input.pp_images[i]->pp_files[ii]!=NULL)
	free(glob_xmount.input.pp_images[i]->pp_files[ii]);
	}
	free(glob_xmount.input.pp_images[i]->pp_files);
	}
	if(glob_xmount.input.pp_images[i]->p_type!=NULL)
	free(glob_xmount.input.pp_images[i]->p_type);
	free(glob_xmount.input.pp_images[i]);
	}
	free(glob_xmount.input.pp_images);
	}
	if(glob_xmount.input.pp_lib_params!=NULL) {
	for(uint32_t i=0;i<glob_xmount.input.lib_params_count;i++)
	free(glob_xmount.input.pp_lib_params[i]);
	free(glob_xmount.input.pp_lib_params);
	}
	if(glob_xmount.input.pp_libs!=NULL) {
	// Unload all input libs
	for(uint32_t i=0;i<glob_xmount.input.libs_count;i++) {
	if(glob_xmount.input.pp_libs[i]->p_supported_input_types!=NULL)
	free(glob_xmount.input.pp_libs[i]->p_supported_input_types);
	if(glob_xmount.input.pp_libs[i]->p_lib!=NULL)
	dlclose(glob_xmount.input.pp_libs[i]->p_lib);
	if(glob_xmount.input.pp_libs[i]->p_name!=NULL)
	free(glob_xmount.input.pp_libs[i]->p_name);
	free(glob_xmount.input.pp_libs[i]);
	}
	free(glob_xmount.input.pp_libs);
	}

	// Args
	if(glob_xmount.args.p_cache_file!=NULL) {
	XMOUNT_FREE(glob_xmount.args.p_cache_file);
	}

	// Before we return, initialize everything in case ReleaseResources would be
	// called again.
	InitResources();
	}

	//! Function to split given library options
	static int SplitLibraryParameters(char *p_params,
	uint32_t *p_ret_opts_count,
	pts_LibXmountOptions **ppp_ret_opt)
	{
	pts_LibXmountOptions p_opts=NULL;
	pts_LibXmountOptions *pp_opts=NULL;
	uint32_t params_len;
	uint32_t opts_count=0;
	uint32_t sep_pos=0;
	char *p_buf=p_params;

	if(p_params==NULL) return FALSE;

	// Get params length
	params_len=strlen(p_params);

	// Return if no params specified
	if(params_len==0) {
	*ppp_ret_opt=NULL;
	p_ret_opts_count=0;
	return TRUE;
	}

	// Split params
	while(*p_buf!='\0') {
	XMOUNT_MALLOC(p_opts,pts_LibXmountOptions,sizeof(ts_LibXmountOptions));
	p_opts->valid=0;

	#define FREE_PP_OPTS() { \
	if(pp_opts!=NULL) { \
	for(uint32_t i=0;i<opts_count;i++) free(pp_opts[i]); \
	free(pp_opts); \
	} \
	}

	// Search next assignment operator
	sep_pos=0;
	while(p_buf[sep_pos]!='\0' && p_buf[sep_pos]!='=') sep_pos++;
	if(sep_pos==0 \|\| p_buf[sep_pos]=='\0') {
	LOG_ERROR("Library parameter '%s' is missing an assignment operator!\n",
	p_buf);
	free(p_opts);
	FREE_PP_OPTS();
	return FALSE;
	}

	// Save option key
	XMOUNT_STRNSET(p_opts->p_key,p_buf,sep_pos);
	p_buf+=(sep_pos+1);

	// Search next separator
	sep_pos=0;
	while(p_buf[sep_pos]!='\0' && p_buf[sep_pos]!=',') sep_pos++;
	if(sep_pos==0) {
	LOG_ERROR("Library parameter '%s' is not of format key=value!\n",
	p_opts->p_key);
	free(p_opts->p_key);
	free(p_opts);
	FREE_PP_OPTS();
	return FALSE;
	}

	// Save option value
	XMOUNT_STRNSET(p_opts->p_value,p_buf,sep_pos);
	p_buf+=sep_pos;

	LOG_DEBUG("Extracted library option: '%s' = '%s'\n",
	p_opts->p_key,
	p_opts->p_value);

	#undef FREE_PP_OPTS

	// Add current option to return array
	XMOUNT_REALLOC(pp_opts,
	pts_LibXmountOptions*,
	sizeof(pts_LibXmountOptions)*(opts_count+1));
	pp_opts[opts_count++]=p_opts;

	// If we're not at the end of p_params, skip over separator for next run
	if(*p_buf!='\0') p_buf++;
	}

	LOG_DEBUG("Extracted a total of %" PRIu32 " library options\n",opts_count);

	*p_ret_opts_count=opts_count;
	*ppp_ret_opt=pp_opts;
	return TRUE;
	}

	/*******************************************************************************
	* LibXmount_Morphing function implementation
	******************************************************************************/
	//! Function to get the amount of input images
	/*!
	* \param p_count Count of input images
	* \return 0 on success
	*/
	static int LibXmount_Morphing_ImageCount(uint64_t *p_count) {
	*p_count=glob_xmount.input.images_count;
	return 0;
	}

	//! Function to get the size of the morphed data
	/*!
	* \param image Image number
	* \param p_size Pointer to store input image's size to
	* \return 0 on success
	*/
	static int LibXmount_Morphing_Size(uint64_t image, uint64_t *p_size) {
	if(image>=glob_xmount.input.images_count) return -1;
	*p_size=glob_xmount.input.pp_images[image]->size;
	return 0;
	}

	//! Function to read data from input image
	/*!
	* \param image Image number
	* \param p_buf Buffer to store read data to
	* \param offset Position at which to start reading
	* \param count Amount of bytes to read
	* \param p_read Number of read bytes on success
	* \return 0 on success or negated error code on error
	*/
	static int LibXmount_Morphing_Read(uint64_t image,
	char *p_buf,
	off_t offset,
	size_t count,
	size_t *p_read)
	{
	if(image>=glob_xmount.input.images_count) return -EIO;
	return ReadInputImageData(glob_xmount.input.pp_images[image],
	p_buf,
	offset,
	count,
	p_read);
	}

	/*******************************************************************************
	* LibXmount_Output function implementation
	******************************************************************************/
	//! Function to get the size of the morphed image
	/*!
	* \param p_size Pointer to store morphed image's size to
	* \return 0 on success
	*/
	static int LibXmount_Output_Size(uint64_t *p_size) {
	int ret=0;

	ret=GetMorphedImageSize(p_size);

	return ret==TRUE ? 0 : ret;
	}

	//! Function to read data from the morphed image
	/*!
	* \param p_buf Buffer to store read data to
	* \param offset Position at which to start reading
	* \param count Amount of bytes to read
	* \param p_read Number of read bytes on success
	* \return 0 on success or negated error code on error
	*/
	static int LibXmount_Output_Read(char *p_buf,
	off_t offset,
	size_t count,
	size_t *p_read)
	{
	return ReadMorphedImageData(p_buf,offset,count,p_read);
	}

	//! Function to write data to the morphed image
	/*!
	* \param p_buf Buffer with data to write
	* \param offset Position at which to start writing
	* \param count Amount of bytes to write
	* \param p_written Number of written bytes on success
	* \return 0 on success or negated error code on error
	*/
	static int LibXmount_Output_Write(char *p_buf,
	off_t offset,
	size_t count,
	size_t *p_written)
	{
	return WriteMorphedImageData(p_buf,offset,count,p_written);
	}

	/*******************************************************************************
	* Main
	******************************************************************************/
	int main(int argc, char *argv[]) {
	struct stat file_stat;
	int ret;
	int fuse_ret;
	char *p_err_msg;
	te_XmountCache_Error cache_ret=e_XmountCache_Error_None;

	// Set implemented FUSE functions
	struct fuse_operations xmount_operations = {
	//.access=FuseAccess,
	.getattr=Xmount_FuseGetAttr,
	.mkdir=Xmount_FuseMkDir,
	.mknod=Xmount_FuseMkNod,
	.open=Xmount_FuseOpen,
	.readdir=Xmount_FuseReadDir,
	.read=Xmount_FuseRead,
	.rename=Xmount_FuseRename,
	.rmdir=Xmount_FuseRmDir,
	//.statfs=FuseStatFs,
	.unlink=Xmount_FuseUnlink,
	.write=Xmount_FuseWrite
	};

	// Disable std output / input buffering
	setbuf(stdout,NULL);
	setbuf(stderr,NULL);

	// Init glob_xmount
	InitResources();

	// Load input, morphing and output libs
	if(!LoadLibs()) {
	LOG_ERROR("Unable to load any libraries!\n")
	return 1;
	}

	// Check FUSE settings
	CheckFuseSettings();

	// Parse command line options
	if(ParseCmdLine(argc,argv)!=TRUE) {
	PrintUsage(argv[0]);
	FreeResources();
	return 1;
	}

	// Check command line options
	if(glob_xmount.input.images_count==0) {
	LOG_ERROR("No --in command line option specified!\n")
	PrintUsage(argv[0]);
	FreeResources();
	return 1;
	}
	if(glob_xmount.fuse_argc<2) {
	LOG_ERROR("Couldn't parse command line options!\n")
	PrintUsage(argv[0]);
	FreeResources();
	return 1;
	}
	if(glob_xmount.morphing.p_morph_type==NULL) {
	XMOUNT_STRSET(glob_xmount.morphing.p_morph_type,"combine");
	}
	// TODO: Add default output image format here

	// Check if mountpoint is a valid dir
	if(stat(glob_xmount.p_mountpoint,&file_stat)!=0) {
	LOG_ERROR("Unable to stat mount point '%s'!\n",glob_xmount.p_mountpoint);
	PrintUsage(argv[0]);
	FreeResources();
	return 1;
	}
	if(!S_ISDIR(file_stat.st_mode)) {
	LOG_ERROR("Mount point '%s' is not a directory!\n",
	glob_xmount.p_mountpoint);
	PrintUsage(argv[0]);
	FreeResources();
	return 1;
	}

	if(glob_xmount.debug==TRUE) {
	LOG_DEBUG("Options passed to FUSE: ")
	for(int i=0;i<glob_xmount.fuse_argc;i++) {
	printf("%s ",glob_xmount.pp_fuse_argv[i]);
	}
	printf("\n");
	}

	// Init mutexes
	pthread_mutex_init(&(glob_xmount.mutex_image_rw),NULL);
	pthread_mutex_init(&(glob_xmount.mutex_info_read),NULL);

	// Load input images
	for(uint64_t i=0;i<glob_xmount.input.images_count;i++) {
	if(glob_xmount.debug==TRUE) {
	if(glob_xmount.input.pp_images[i]->files_count==1) {
	LOG_DEBUG("Loading image file \"%s\"...\n",
	glob_xmount.input.pp_images[i]->pp_files[0])
	} else {
	LOG_DEBUG("Loading image files \"%s .. %s\"...\n",
	glob_xmount.input.pp_images[i]->pp_files[0],
	glob_xmount.input.pp_images[i]->
	pp_files[glob_xmount.input.pp_images[i]->files_count-1])
	}
	}

	// Find input lib
	if(!FindInputLib(glob_xmount.input.pp_images[i])) {
	LOG_ERROR("Unknown input image type '%s' for input image '%s'!\n",
	glob_xmount.input.pp_images[i]->p_type,
	glob_xmount.input.pp_images[i]->pp_files[0])
	PrintUsage(argv[0]);
	FreeResources();
	return 1;
	}

	// Init input image handle
	ret=glob_xmount.input.pp_images[i]->p_functions->
	CreateHandle(&(glob_xmount.input.pp_images[i]->p_handle),
	glob_xmount.input.pp_images[i]->p_type,
	glob_xmount.debug);
	if(ret!=0) {
	LOG_ERROR("Unable to init input handle for input image '%s': %s!\n",
	glob_xmount.input.pp_images[i]->pp_files[0],
	glob_xmount.input.pp_images[i]->p_functions->
	GetErrorMessage(ret));
	FreeResources();
	return 1;
	}

	// Parse input lib specific options
	if(glob_xmount.input.pp_lib_params!=NULL) {
	ret=glob_xmount.input.pp_images[i]->p_functions->
	OptionsParse(glob_xmount.input.pp_images[i]->p_handle,
	glob_xmount.input.lib_params_count,
	glob_xmount.input.pp_lib_params,
	(const char**)&p_err_msg);
	if(ret!=0) {
	if(p_err_msg!=NULL) {
	LOG_ERROR("Unable to parse input library specific options for image "
	"'%s': %s: %s!\n",
	glob_xmount.input.pp_images[i]->pp_files[0],
	glob_xmount.input.pp_images[i]->p_functions->
	GetErrorMessage(ret),
	p_err_msg);
	glob_xmount.input.pp_images[i]->p_functions->FreeBuffer(p_err_msg);
	FreeResources();
	return 1;
	} else {
	LOG_ERROR("Unable to parse input library specific options for image "
	"'%s': %s!\n",
	glob_xmount.input.pp_images[i]->pp_files[0],
	glob_xmount.input.pp_images[i]->p_functions->
	GetErrorMessage(ret));
	FreeResources();
	return 1;
	}
	}
	}

	// Open input image
	ret=
	glob_xmount.input.pp_images[i]->
	p_functions->
	Open(glob_xmount.input.pp_images[i]->p_handle,
	(const char**)(glob_xmount.input.pp_images[i]->pp_files),
	glob_xmount.input.pp_images[i]->files_count);
	if(ret!=0) {
	LOG_ERROR("Unable to open input image file '%s': %s!\n",
	glob_xmount.input.pp_images[i]->pp_files[0],
	glob_xmount.input.pp_images[i]->p_functions->
	GetErrorMessage(ret));
	FreeResources();
	return 1;
	}

	// Determine input image size
	ret=glob_xmount.input.pp_images[i]->
	p_functions->
	Size(glob_xmount.input.pp_images[i]->p_handle,
	&(glob_xmount.input.pp_images[i]->size));
	if(ret!=0) {
	LOG_ERROR("Unable to determine size of input image '%s': %s!\n",
	glob_xmount.input.pp_images[i]->pp_files[0],
	glob_xmount.input.pp_images[i]->
	p_functions->GetErrorMessage(ret));
	FreeResources();
	return 1;
	}

	// If an offset was specified, check it against offset and change size
	if(glob_xmount.input.image_offset!=0) {
	if(glob_xmount.input.image_offset>glob_xmount.input.pp_images[i]->size) {
	LOG_ERROR("The specified offset is larger than the size of the input "
	"image '%s'! (%" PRIu64 " > %" PRIu64 ")\n",
	glob_xmount.input.pp_images[i]->pp_files[0],
	glob_xmount.input.image_offset,
	glob_xmount.input.pp_images[i]->size);
	FreeResources();
	return 1;
	}
	glob_xmount.input.pp_images[i]->size-=glob_xmount.input.image_offset;
	}

	// If a size limit was specified, check it and change size
	if(glob_xmount.input.image_size_limit!=0) {
	if(glob_xmount.input.pp_images[i]->size<
	glob_xmount.input.image_size_limit)
	{
	LOG_ERROR("The specified size limit is larger than the size of the "
	"input image '%s'! (%" PRIu64 " > %" PRIu64 ")\n",
	glob_xmount.input.pp_images[i]->pp_files[0],
	glob_xmount.input.image_size_limit,
	glob_xmount.input.pp_images[i]->size);
	FreeResources();
	return 1;
	}
	glob_xmount.input.pp_images[i]->size=glob_xmount.input.image_size_limit;
	}

	LOG_DEBUG("Input image loaded successfully\n")
	}

	// Find morphing lib
	if(FindMorphingLib()!=TRUE) {
	LOG_ERROR("Unable to find a library supporting the morphing type '%s'!\n",
	glob_xmount.morphing.p_morph_type);
	FreeResources();
	return 1;
	}

	// Init morphing
	ret=glob_xmount.morphing.p_functions->
	CreateHandle(&glob_xmount.morphing.p_handle,
	glob_xmount.morphing.p_morph_type,
	glob_xmount.debug);
	if(ret!=0) {
	LOG_ERROR("Unable to create morphing handle: %s!\n",
	glob_xmount.morphing.p_functions->GetErrorMessage(ret));
	FreeResources();
	return 1;
	}

	// Parse morphing lib specific options
	if(glob_xmount.morphing.pp_lib_params!=NULL) {
	p_err_msg=NULL;
	ret=glob_xmount.morphing.p_functions->
	OptionsParse(glob_xmount.morphing.p_handle,
	glob_xmount.morphing.lib_params_count,
	glob_xmount.morphing.pp_lib_params,
	(const char**)&p_err_msg);
	if(ret!=0) {
	if(p_err_msg!=NULL) {
	LOG_ERROR("Unable to parse morphing library specific options: %s: %s!\n",
	glob_xmount.morphing.p_functions->GetErrorMessage(ret),
	p_err_msg);
	glob_xmount.morphing.p_functions->FreeBuffer(p_err_msg);
	FreeResources();
	return 1;
	} else {
	LOG_ERROR("Unable to parse morphing library specific options: %s!\n",
	glob_xmount.morphing.p_functions->GetErrorMessage(ret));
	FreeResources();
	return 1;
	}
	}
	}

	// Morph image
	ret=glob_xmount.morphing.p_functions->
	Morph(glob_xmount.morphing.p_handle,
	&(glob_xmount.morphing.input_image_functions));
	if(ret!=0) {
	LOG_ERROR("Unable to start morphing: %s!\n",
	glob_xmount.morphing.p_functions->GetErrorMessage(ret));
	FreeResources();
	return 1;
	}

	// Init random generator
	srand(time(NULL));

	// Calculate partial MD5 hash of input image file
	if(CalculateInputImageHash(&(glob_xmount.input.image_hash_lo),
	&(glob_xmount.input.image_hash_hi))==FALSE)
	{
	LOG_ERROR("Couldn't calculate partial hash of morphed image!\n")
	return 1;
	}

	if(glob_xmount.debug==TRUE) {
	LOG_DEBUG("Partial MD5 hash of morphed image: ")
	for(int i=0;i<8;i++)
	printf("%02hhx",(((char)(&(glob_xmount.input.image_hash_lo)))+i));
	for(int i=0;i<8;i++)
	printf("%02hhx",(((char)(&(glob_xmount.input.image_hash_hi)))+i));
	printf("\n");
	}

	if(!ExtractOutputFileNames(glob_xmount.input.pp_images[0]->pp_files[0])) {
	LOG_ERROR("Couldn't extract virtual file names!\n");
	FreeResources();
	return 1;
	}
	LOG_DEBUG("Virtual file names extracted successfully\n")

	// Find output lib
	if(FindOutputLib()!=TRUE) {
	LOG_ERROR("Unable to find a library supporting the output format '%s'!\n",
	glob_xmount.output.p_output_format);
	FreeResources();
	return 1;
	}

	// Init output
	ret=glob_xmount.output.p_functions->
	CreateHandle(&glob_xmount.output.p_handle,
	glob_xmount.output.p_output_format,
	glob_xmount.debug);
	if(ret!=0) {
	LOG_ERROR("Unable to create output handle: %s!\n",
	glob_xmount.output.p_functions->GetErrorMessage(ret));
	FreeResources();
	return 1;
	}

	// Parse output lib specific options
	if(glob_xmount.output.pp_lib_params!=NULL) {
	p_err_msg=NULL;
	ret=glob_xmount.output.p_functions->
	OptionsParse(glob_xmount.output.p_handle,
	glob_xmount.output.lib_params_count,
	glob_xmount.output.pp_lib_params,
	(const char**)&p_err_msg);
	if(ret!=0) {
	if(p_err_msg!=NULL) {
	LOG_ERROR("Unable to parse output library specific options: %s: %s!\n",
	glob_xmount.output.p_functions->GetErrorMessage(ret),
	p_err_msg);
	glob_xmount.output.p_functions->FreeBuffer(p_err_msg);
	FreeResources();
	return 1;
	} else {
	LOG_ERROR("Unable to parse output library specific options: %s!\n",
	glob_xmount.output.p_functions->GetErrorMessage(ret));
	FreeResources();
	return 1;
	}
	}
	}

	// Morph image
	ret=glob_xmount.morphing.p_functions->
	Morph(glob_xmount.morphing.p_handle,
	&(glob_xmount.morphing.input_image_functions));
	if(ret!=0) {
	LOG_ERROR("Unable to start morphing: %s!\n",
	glob_xmount.morphing.p_functions->GetErrorMessage(ret));
	FreeResources();
	return 1;
	}

	// Gather infos for info file
	if(!InitInfoFile()) {
	LOG_ERROR("Couldn't gather infos for virtual image info file!\n")
	FreeResources();
	return 1;
	}
	LOG_DEBUG("Virtual image info file build successfully\n")

	if(glob_xmount.output.writable) {
	// Init cache file and cache file block index
	// TODO: Add cache file creration / opening
	/*
	if(glob_xmount.args.overwrite_cache==TRUE) {
	cache_ret=XmountCache_Create(&(glob_xmount.h_cache),
	glob_xmount.args.p_cache_file,


	} else {
	cache_ret=XmountCache_Open
	}


	te_XmountCache_Error cache_ret=e_XmountCache_Error_None;
	if(!InitCacheFile()) {
	LOG_ERROR("Couldn't initialize cache file!\n")
	FreeResources();
	return 1;
	}
	*/
	LOG_DEBUG("Cache file initialized successfully\n")
	}

	// Call fuse_main to do the fuse magic
	fuse_ret=fuse_main(glob_xmount.fuse_argc,
	glob_xmount.pp_fuse_argv,
	&xmount_operations,
	NULL);

	// Destroy mutexes
	pthread_mutex_destroy(&(glob_xmount.mutex_image_rw));
	pthread_mutex_destroy(&(glob_xmount.mutex_info_read));

	// Free allocated memory
	FreeResources();
	return fuse_ret;
	}
	diff --git a/src/xmount.h b/src/xmount.h
	index 36340ec..e430dfa 100755
	--- a/src/xmount.h
	+++ b/src/xmount.h
	@@ -1,93 +1,93 @@
	/*******************************************************************************
	* xmount Copyright (c) 2008-2016 by Gillen Daniel <gillen.dan@pinguin.lu> *
	* *
	* xmount is a small tool to "fuse mount" various image formats and enable *
	* virtual write access. *
	* *
	* This program is free software: you can redistribute it and/or modify it *
	* under the terms of the GNU General Public License as published by the Free *
	* Software Foundation, either version 3 of the License, or (at your option) *
	* any later version. *
	* *
	* This program is distributed in the hope that it will be useful, but WITHOUT *
	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or *
	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for *
	* more details. *
	* *
	* You should have received a copy of the GNU General Public License along with *
	* this program. If not, see <http://www.gnu.org/licenses/>. *
	*******************************************************************************/

	#ifndef XMOUNT_H
	#define XMOUNT_H

	#include "xmount_input.h"
	#include "xmount_morphing.h"
	#include "xmount_cache.h"
	#include "xmount_output.h"

	#undef FALSE
	#undef TRUE
	#define FALSE 0
	#define TRUE 1

	/*
	* Constants
	*/
	#define IMAGE_INFO_INPUT_HEADER \
	"------> The following values are supplied by the used input library(ies) " \
	"<------\n"
	#define IMAGE_INFO_MORPHING_HEADER \
	"\n------> The following values are supplied by the used morphing library " \
	"<------\n\n"

	/*******************************************************************************
	* Xmount specific structures
	******************************************************************************/
	//! Structure containing xmount arguments
	typedef struct s_XmountArgs {
	//! Cache file
	char *p_cache_file;
	//! If set to 1, overwrite any existing cache file
	uint8_t overwrite_cache;
	} ts_XmountArgs;

	//! Structure containing global xmount runtime infos
	typedef struct s_XmountData {
	//! Parsed xmount arguments
	ts_XmountArgs args;
	//! Input image related data
	- ts_InputData input;
	+ pts_XmountInputHandle h_input;
	//! Morphing related data
	ts_MorphingData morphing;
	//! Cache file handle
	pts_XmountCacheHandle h_cache;
	//! Output image related data
	ts_OutputData output;
	//! Enable debug output
	uint8_t debug;
	//! Set if we are allowed to set fuse's allow_other option
	uint8_t may_set_fuse_allow_other;
	//! Argv for FUSE
	int fuse_argc;
	//! Argv for FUSE
	char **pp_fuse_argv;
	//! Mount point
	char *p_mountpoint;
	//! Mutex to control concurrent read & write access on output image
	pthread_mutex_t mutex_image_rw;
	//! Mutex to control concurrent read access on info file
	pthread_mutex_t mutex_info_read;
	} ts_XmountData;

	/*******************************************************************************
	* Global vars
	******************************************************************************/
	//! Struct that contains various runtime configuration options
	ts_XmountData glob_xmount;

	/*******************************************************************************
	* Xmount functions
	******************************************************************************/

	#endif // XMOUNT_H
	diff --git a/src/xmount_cache.c b/src/xmount_cache.c
	index 38b49de..c6f6e79 100644
	--- a/src/xmount_cache.c
	+++ b/src/xmount_cache.c
	@@ -1,798 +1,798 @@
	/*******************************************************************************
	* xmount Copyright (c) 2008-2016 by Gillen Daniel <gillen.dan@pinguin.lu> *
	* *
	* This program is free software: you can redistribute it and/or modify it *
	* under the terms of the GNU General Public License as published by the Free *
	* Software Foundation, either version 3 of the License, or (at your option) *
	* any later version. *
	* *
	* This program is distributed in the hope that it will be useful, but WITHOUT *
	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or *
	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for *
	* more details. *
	* *
	* You should have received a copy of the GNU General Public License along with *
	* this program. If not, see <http://www.gnu.org/licenses/>. *
	*******************************************************************************/

	-#include <stdlib.h>
	-#include <string.h>
	+#include <stdlib.h> // For calloc
	+#include <string.h> // For memcpy
	#include <sys/types.h>
	#include <sys/stat.h>
	#include <unistd.h>

	#include "xmount_cache.h"
	#include "xmount.h"
	#include "macros.h"

	/*******************************************************************************
	* Private definitions / macros
	******************************************************************************/
	#define LOG_WARNING(...) { \
	LIBXMOUNT_LOG_WARNING(__VA_ARGS__); \
	}
	#define LOG_ERROR(...) { \
	LIBXMOUNT_LOG_ERROR(__VA_ARGS__); \
	}
	#define LOG_DEBUG(...) { \
	LIBXMOUNT_LOG_DEBUG(glob_xmount.debug,__VA_ARGS__); \
	}

	#ifndef __LP64__
	//! Value used to indicate an uncached block entry
	#define XMOUNT_CACHE_INVALID_INDEX 0xFFFFFFFFFFFFFFFFLL
	#else
	#define XMOUNT_CACHE_INVALID_INDEX 0xFFFFFFFFFFFFFFFF
	#endif

	//! Structures and vars needed for write access
	#define XMOUNT_CACHE_FOLDER "/.xmount"
	#define XMOUNT_CACHE_BLOCK_FILE XMOUNT_CACHE_FOLDER "/blocks.data"
	#define XMOUNT_CACHE_BLOCK_INDEX_FILE XMOUNT_CACHE_FOLDER "/blocks.index"

	/*******************************************************************************
	* Private types / structures / enums
	******************************************************************************/
	typedef struct s_XmountCacheHandle {
	//! Cache file to save changes to
	char *p_cache_file;
	//! Handle to cache file
	hGidaFs h_cache_file;
	//! Handle to block cache
	hGidaFsFile h_block_cache;
	//! Handle to block cache index
	hGidaFsFile h_block_cache_index;
	//! In-memory copy of cache index
	uint64_t *p_block_cache_index;
	//! Length (in elements) of in-memory block cache index
	uint64_t block_cache_index_len;
	// TODO: Move to s_XmountData
	//! Overwrite existing cache
	uint8_t overwrite_cache;
	} ts_XmountCacheHandle, *pts_XmountCacheHandle;

	/*******************************************************************************
	* Private functions declarations
	******************************************************************************/
	/*!
	* \brief Create a new xmount cache handle
	*
	* \param pp_h Pointer to an xmount cache handle
	* \param p_file Cache file path / name
	* \return e_XmountCache_Error_None on success
	*/
	te_XmountCache_Error XmountCache_CreateHandle(pts_XmountCacheHandle *pp_h,
	const char *p_file);

	/*!
	* \brief Destroy an xmount cache handle
	*
	* \param pp_h Pointer to an xmount cache handle
	* \return e_XmountCache_Error_None on success
	*/
	te_XmountCache_Error XmountCache_DestroyHandle(pts_XmountCacheHandle *pp_h);

	/*!
	* \brief Check if a file exists
	*
	* Checks if the given file p_file exists.
	*
	* \param p_file File to check for
	* \return e_XmountCache_Error_None if file exists
	*/
	te_XmountCache_Error XmountCache_FileExists(const char *p_file);

	/*!
	* \brief Updates a block cache entry
	*
	* Updates the given block cache index entry on disk. If the special value
	* XMOUNT_CACHE_INVALID_INDEX is given as entry value, the whole block cache
	* index is updated.
	*
	* \param p_h Cache handle
	* \param entry Block cache entry number to update
	* \return e_XmountCache_Error_None on success
	*/
	te_XmountCache_Error XmountCache_UpdateIndex(pts_XmountCacheHandle p_h,
	uint64_t entry);

	/*******************************************************************************
	* Public functions implementations
	******************************************************************************/
	/*
	* XmountCache_Create
	*/
	te_XmountCache_Error XmountCache_Create(pts_XmountCacheHandle *pp_h,
	const char *p_file,
	uint64_t image_size,
	uint8_t overwrite)
	{
	pts_XmountCacheHandle p_h=NULL;
	teGidaFsError gidafs_ret=eGidaFsError_None;
	te_XmountCache_Error ret=e_XmountCache_Error_None;

	// Params check
	if(pp_h==NULL) return e_XmountCache_Error_InvalidHandlePointer;
	if(p_file==NULL) return e_XmountCache_Error_InvalidString;
	if(strlen(p_file)==0) return e_XmountCache_Error_InvalidFile;

	// Make sure file does not exist when overwrite was not specified
	if(overwrite==0 && XmountCache_FileExists(p_file)==e_XmountCache_Error_None) {
	// Given file exists and overwrite was not specified. This is fatal!
	return e_XmountCache_Error_ExistingFile;
	}

	// Create new handle
	ret=XmountCache_CreateHandle(&p_h,p_file);
	if(ret!=e_XmountCache_Error_None) return ret;

	#define XMOUNTCACHE_CREATE__DESTROY_HANDLE do { \
	ret=XmountCache_DestroyHandle(&p_h); \
	if(ret!=e_XmountCache_Error_None) { \
	LOG_ERROR("Unable to destroy cache handle: Error code %u: Ignoring!\n", \
	ret); \
	} \
	*pp_h=NULL; \
	} while(0)

	// Create new cache file
	gidafs_ret=GidaFsLib_NewFs(&(p_h->h_cache_file),
	p_h->p_cache_file,
	0);
	if(gidafs_ret!=eGidaFsError_None) {
	LOG_ERROR("Unable to create new xmount cache file '%s': Error code %u!\n",
	p_h->p_cache_file,
	gidafs_ret);
	XMOUNTCACHE_CREATE__DESTROY_HANDLE;
	return FALSE;
	}

	#define XMOUNTCACHE_CREATE__CLOSE_CACHE do { \
	gidafs_ret=GidaFsLib_CloseFs(&(p_h->h_cache_file)); \
	if(gidafs_ret!=eGidaFsError_None) { \
	LOG_ERROR("Unable to close xmount cache file '%s': " \
	"Error code %u: Ignoring!\n", \
	p_h->p_cache_file, \
	gidafs_ret); \
	} \
	} while(0)

	// TODO: Check if cache file uses same block size as we do

	// Create needed xmount subdirectory
	gidafs_ret=GidaFsLib_CreateDir(p_h->h_cache_file,
	XMOUNT_CACHE_FOLDER,
	eGidaFsNodeFlag_RWXu);
	if(gidafs_ret!=eGidaFsError_None) {
	LOG_ERROR("Unable to create cache file directory '%s': Error code %u!\n",
	XMOUNT_CACHE_FOLDER,
	gidafs_ret);
	XMOUNTCACHE_CREATE__CLOSE_CACHE;
	XMOUNTCACHE_CREATE__DESTROY_HANDLE;
	return e_XmountCache_Error_FailedCacheInit;
	}

	// Create block cache file
	gidafs_ret=GidaFsLib_OpenFile(p_h->h_cache_file,
	XMOUNT_CACHE_BLOCK_FILE,
	&(p_h->h_block_cache),
	eGidaFsOpenFileFlag_ReadWrite \|
	eGidaFsOpenFileFlag_CreateAlways,
	eGidaFsNodeFlag_Rall \| eGidaFsNodeFlag_Wusr);
	if(gidafs_ret!=eGidaFsError_None) {
	LOG_ERROR("Unable to create block cache file '%s': Error code %u!\n",
	XMOUNT_CACHE_BLOCK_FILE,
	gidafs_ret);
	XMOUNTCACHE_CREATE__CLOSE_CACHE;
	XMOUNTCACHE_CREATE__DESTROY_HANDLE;
	// TODO: Own error code needed here
	return e_XmountCache_Error_FailedCacheInit;
	}

	#define XMOUNTCACHE_CREATE__CLOSE_BLOCK_CACHE do { \
	gidafs_ret=GidaFsLib_CloseFile(p_h->h_cache_file, \
	&(p_h->h_block_cache)); \
	if(gidafs_ret!=eGidaFsError_None) { \
	LOG_ERROR("Unable to close block cache file: Error code %u: " \
	"Ignoring!\n", \
	gidafs_ret); \
	} \
	} while(0)

	// Create block cache index file
	gidafs_ret=GidaFsLib_OpenFile(p_h->h_cache_file,
	XMOUNT_CACHE_BLOCK_INDEX_FILE,
	&(p_h->h_block_cache_index),
	eGidaFsOpenFileFlag_ReadWrite \|
	eGidaFsOpenFileFlag_CreateAlways,
	eGidaFsNodeFlag_Rall \| eGidaFsNodeFlag_Wusr);
	if(gidafs_ret!=eGidaFsError_None) {
	LOG_ERROR("Unable to create block cache index file '%s': Error code %u!\n",
	XMOUNT_CACHE_BLOCK_FILE,
	gidafs_ret);
	XMOUNTCACHE_CREATE__CLOSE_BLOCK_CACHE;
	XMOUNTCACHE_CREATE__CLOSE_CACHE;
	XMOUNTCACHE_CREATE__DESTROY_HANDLE;
	// TODO: Own error code needed here
	return e_XmountCache_Error_FailedCacheInit;
	}

	#define XMOUNTCACHE_CREATE__CLOSE_BLOCK_CACHE_INDEX do { \
	gidafs_ret=GidaFsLib_CloseFile(p_h->h_cache_file, \
	&(p_h->h_block_cache_index)); \
	if(gidafs_ret!=eGidaFsError_None) { \
	LOG_ERROR("Unable to close block cache index file: Error code %u: " \
	"Ignoring!\n", \
	gidafs_ret); \
	} \
	} while(0)

	// Calculate how many cache blocks are needed and how big the cache block
	// index must be
	p_h->block_cache_index_len=image_size/XMOUNT_CACHE_BLOCK_SIZE;
	if((image_size%XMOUNT_CACHE_BLOCK_SIZE)!=0) p_h->block_cache_index_len++;

	LOG_DEBUG("Cache blocks: %" PRIu64 " entries using %" PRIu64 " bytes\n",
	p_h->block_cache_index_len,
	p_h->block_cache_index_len*sizeof(uint8_t));

	// Prepare in-memory buffer for block cache index
	p_h->p_block_cache_index=
	(uint64_t)calloc(1,p_h->block_cache_index_lensizeof(uint64_t));
	if(p_h->p_block_cache_index==NULL) {
	XMOUNTCACHE_CREATE__CLOSE_BLOCK_CACHE_INDEX;
	XMOUNTCACHE_CREATE__CLOSE_BLOCK_CACHE;
	XMOUNTCACHE_CREATE__CLOSE_CACHE;
	XMOUNTCACHE_CREATE__DESTROY_HANDLE;
	return e_XmountCache_Error_Alloc;
	}

	// Generate initial block cache index
	for(uint64_t i=0;i<p_h->block_cache_index_len;i++) {
	p_h->p_block_cache_index[i]=XMOUNT_CACHE_INVALID_INDEX;
	}

	// Write initial block cache index to cache file
	ret=XmountCache_UpdateIndex(p_h,XMOUNT_CACHE_INVALID_INDEX);
	if(ret!=e_XmountCache_Error_None) {
	LOG_ERROR("Unable to update initial block cache index file: "
	"Error code %u!\n",
	XMOUNT_CACHE_BLOCK_FILE,
	ret);
	XMOUNTCACHE_CREATE__CLOSE_BLOCK_CACHE_INDEX;
	XMOUNTCACHE_CREATE__CLOSE_BLOCK_CACHE;
	XMOUNTCACHE_CREATE__CLOSE_CACHE;
	XMOUNTCACHE_CREATE__DESTROY_HANDLE;
	return ret;
	}

	#undef XMOUNTCACHE_CREATE__CLOSE_BLOCK_CACHE_INDEX
	#undef XMOUNTCACHE_CREATE__CLOSE_BLOCK_CACHE
	#undef XMOUNTCACHE_CREATE__CLOSE_CACHE
	#undef XMOUNTCACHE_CREATE__DESTROY_HANDLE

	*pp_h=p_h;
	return e_XmountCache_Error_None;
	}

	/*
	* XmountCache_Open
	*/
	te_XmountCache_Error XmountCache_Open(pts_XmountCacheHandle *pp_h,
	const char *p_file,
	uint64_t image_size)
	{
	uint64_t blockindex_size=0;
	uint64_t read=0;
	pts_XmountCacheHandle p_h=NULL;
	teGidaFsError gidafs_ret=eGidaFsError_None;
	te_XmountCache_Error ret=e_XmountCache_Error_None;

	// Params check
	if(pp_h==NULL) return e_XmountCache_Error_InvalidHandlePointer;
	if(p_file==NULL) return e_XmountCache_Error_InvalidString;
	if(strlen(p_file)==0) return e_XmountCache_Error_InvalidFile;

	// If file does not exist, create it
	if(XmountCache_FileExists(p_file)!=e_XmountCache_Error_None) {
	// Given file does not exist. Call XmountCache_Create instead!
	return XmountCache_Create(pp_h,p_file,image_size,0);
	}

	// Create new handle
	ret=XmountCache_CreateHandle(&p_h,p_file);
	if(ret!=e_XmountCache_Error_None) return ret;

	#define XMOUNTCACHE_OPEN__DESTROY_HANDLE do { \
	ret=XmountCache_DestroyHandle(&p_h); \
	if(ret!=e_XmountCache_Error_None) { \
	LOG_ERROR("Unable to destroy cache handle: Error code %u: Ignoring!\n", \
	ret); \
	} \
	*pp_h=NULL; \
	} while(0)

	// Open cache file
	gidafs_ret=GidaFsLib_OpenFs(&(p_h->h_cache_file),p_h->p_cache_file);
	if(gidafs_ret!=eGidaFsError_None) {
	// TODO: Check for old cache file type and inform user it isn't supported
	// anymore!
	LOG_ERROR("Couldn't open xmount cache file '%s': Error code %u!\n",
	p_h->p_cache_file,
	gidafs_ret)
	return e_XmountCache_Error_FailedOpeningCache;
	}

	#define XMOUNTCACHE_OPEN__CLOSE_CACHE do { \
	gidafs_ret=GidaFsLib_CloseFs(&(p_h->h_cache_file)); \
	if(gidafs_ret!=eGidaFsError_None) { \
	LOG_ERROR("Unable to close xmount cache file '%s': " \
	"Error code %u: Ignoring!\n", \
	p_h->p_cache_file, \
	gidafs_ret); \
	} \
	} while(0)

	// Open block cache file
	gidafs_ret=GidaFsLib_OpenFile(p_h->h_cache_file,
	XMOUNT_CACHE_BLOCK_FILE,
	&(p_h->h_block_cache),
	eGidaFsOpenFileFlag_ReadWrite,
	0);
	if(gidafs_ret!=eGidaFsError_None) {
	LOG_ERROR("Unable to open block cache file '%s': Error code %u!\n",
	XMOUNT_CACHE_BLOCK_FILE,
	gidafs_ret);
	XMOUNTCACHE_OPEN__CLOSE_CACHE;
	XMOUNTCACHE_OPEN__DESTROY_HANDLE;
	// TODO: Own error code needed here
	return e_XmountCache_Error_FailedOpeningCache;
	}

	#define XMOUNTCACHE_OPEN__CLOSE_BLOCK_CACHE do { \
	gidafs_ret=GidaFsLib_CloseFile(p_h->h_cache_file, \
	&(p_h->h_block_cache)); \
	if(gidafs_ret!=eGidaFsError_None) { \
	LOG_ERROR("Unable to close block cache file: Error code %u: " \
	"Ignoring!\n", \
	gidafs_ret); \
	} \
	} while(0)

	// Open block cache index file
	gidafs_ret=GidaFsLib_OpenFile(p_h->h_cache_file,
	XMOUNT_CACHE_BLOCK_INDEX_FILE,
	&(p_h->h_block_cache_index),
	eGidaFsOpenFileFlag_ReadWrite,
	0);
	if(gidafs_ret!=eGidaFsError_None) {
	LOG_ERROR("Unable to open block cache index file '%s': Error code %u!\n",
	XMOUNT_CACHE_BLOCK_FILE,
	gidafs_ret);
	XMOUNTCACHE_OPEN__CLOSE_BLOCK_CACHE;
	XMOUNTCACHE_OPEN__CLOSE_CACHE;
	XMOUNTCACHE_OPEN__DESTROY_HANDLE;
	// TODO: Own error code needed here
	return e_XmountCache_Error_FailedOpeningCache;
	}

	#define XMOUNTCACHE_OPEN__CLOSE_BLOCK_CACHE_INDEX do { \
	gidafs_ret=GidaFsLib_CloseFile(p_h->h_cache_file, \
	&(p_h->h_block_cache_index)); \
	if(gidafs_ret!=eGidaFsError_None) { \
	LOG_ERROR("Unable to close block cache index file: Error code %u: " \
	"Ignoring!\n", \
	gidafs_ret); \
	} \
	} while(0)

	// Calculate how many cache blocks are needed and how big the cache block
	// index must be
	p_h->block_cache_index_len=image_size/XMOUNT_CACHE_BLOCK_SIZE;
	if((image_size%XMOUNT_CACHE_BLOCK_SIZE)!=0) p_h->block_cache_index_len++;

	LOG_DEBUG("Cache blocks: %" PRIu64 " entries using %" PRIu64 " bytes\n",
	p_h->block_cache_index_len,
	p_h->block_cache_index_len*sizeof(uint8_t));

	// Make sure block cache index has correct size
	gidafs_ret=GidaFsLib_GetFileSize(p_h->h_cache_file,
	p_h->h_block_cache_index,
	&blockindex_size);
	if(gidafs_ret!=eGidaFsError_None) {
	LOG_ERROR("Unable to get block cache index file size: Error code %u!\n",
	gidafs_ret)
	XMOUNTCACHE_OPEN__CLOSE_BLOCK_CACHE_INDEX;
	XMOUNTCACHE_OPEN__CLOSE_BLOCK_CACHE;
	XMOUNTCACHE_OPEN__CLOSE_CACHE;
	XMOUNTCACHE_OPEN__DESTROY_HANDLE;
	return e_XmountCache_Error_FailedGettingIndexSize;
	}
	if(blockindex_size%sizeof(uint64_t)!=0 \|\|
	(blockindex_size/sizeof(uint64_t))!=p_h->block_cache_index_len)
	{
	// TODO: Be more helpfull in error message
	LOG_ERROR("Block cache index size is incorrect for given input image!\n")
	XMOUNTCACHE_OPEN__CLOSE_BLOCK_CACHE_INDEX;
	XMOUNTCACHE_OPEN__CLOSE_BLOCK_CACHE;
	XMOUNTCACHE_OPEN__CLOSE_CACHE;
	XMOUNTCACHE_OPEN__DESTROY_HANDLE;
	return e_XmountCache_Error_InvalidIndexSize;
	}

	// Prepare in-memory buffer for block cache index
	p_h->p_block_cache_index=
	(uint64_t)calloc(1,p_h->block_cache_index_lensizeof(uint64_t));
	if(p_h->p_block_cache_index==NULL) {
	XMOUNTCACHE_OPEN__CLOSE_BLOCK_CACHE_INDEX;
	XMOUNTCACHE_OPEN__CLOSE_BLOCK_CACHE;
	XMOUNTCACHE_OPEN__CLOSE_CACHE;
	XMOUNTCACHE_OPEN__DESTROY_HANDLE;
	return e_XmountCache_Error_Alloc;
	}

	// Read block cache index into memory
	gidafs_ret=GidaFsLib_ReadFile(p_h->h_cache_file,
	p_h->h_block_cache_index,
	0,
	blockindex_size,
	p_h->p_block_cache_index,
	&read);
	if(gidafs_ret!=eGidaFsError_None \|\| read!=blockindex_size) {
	LOG_ERROR("Unable to read block cache index: Error code %u!\n",
	gidafs_ret);
	XMOUNTCACHE_OPEN__CLOSE_BLOCK_CACHE_INDEX;
	XMOUNTCACHE_OPEN__CLOSE_BLOCK_CACHE;
	XMOUNTCACHE_OPEN__CLOSE_CACHE;
	XMOUNTCACHE_OPEN__DESTROY_HANDLE;
	return e_XmountCache_Error_FailedReadingIndex;
	}

	#undef XMOUNTCACHE_OPEN__CLOSE_BLOCK_CACHE_INDEX
	#undef XMOUNTCACHE_OPEN__CLOSE_BLOCK_CACHE
	#undef XMOUNTCACHE_OPEN__CLOSE_CACHE
	#undef XMOUNTCACHE_OPEN__DESTROY_HANDLE

	*pp_h=p_h;
	return e_XmountCache_Error_None;
	}

	/*
	* XmountCache_Close
	*/
	te_XmountCache_Error XmountCache_Close(pts_XmountCacheHandle *pp_h) {
	pts_XmountCacheHandle p_h=NULL;
	teGidaFsError gidafs_ret=eGidaFsError_None;
	te_XmountCache_Error final_ret=e_XmountCache_Error_None;
	te_XmountCache_Error ret=e_XmountCache_Error_None;

	// Params check
	if(pp_h==NULL) return e_XmountCache_Error_InvalidHandlePointer;
	if(*pp_h==NULL) return e_XmountCache_Error_InvalidHandle;
	p_h=*pp_h;

	// Close block cache index
	gidafs_ret=GidaFsLib_CloseFile(p_h->h_cache_file,&(p_h->h_block_cache_index));
	if(gidafs_ret!=eGidaFsError_None) {
	LOG_ERROR("Unable to close block cache index file: Error code %u: "
	"Ignoring!\n",
	gidafs_ret);
	if(final_ret==e_XmountCache_Error_None) {
	final_ret=e_XmountCache_Error_FailedClosingIndex;
	}
	}

	// Close block cache
	gidafs_ret=GidaFsLib_CloseFile(p_h->h_cache_file,&(p_h->h_block_cache));
	if(gidafs_ret!=eGidaFsError_None) {
	LOG_ERROR("Unable to close block cache file: Error code %u: "
	"Ignoring!\n",
	gidafs_ret);
	if(final_ret==e_XmountCache_Error_None) {
	final_ret=e_XmountCache_Error_FailedClosingBlockCache;
	}
	}

	// Close cache file
	gidafs_ret=GidaFsLib_CloseFs(&(p_h->h_cache_file));
	if(gidafs_ret!=eGidaFsError_None) {
	LOG_ERROR("Unable to close xmount cache file '%s': Error code %u: "
	"Ignoring!\n",
	p_h->p_cache_file,
	gidafs_ret);
	if(final_ret==e_XmountCache_Error_None) {
	final_ret=e_XmountCache_Error_FailedClosingCache;
	}
	}

	// Destroy handle
	ret=XmountCache_DestroyHandle(&p_h);
	if(ret!=e_XmountCache_Error_None) {
	LOG_ERROR("Unable to destroy cache handle: Error code %u: Ignoring!\n",
	ret);
	if(final_ret==e_XmountCache_Error_None) {
	final_ret=ret;
	}
	}

	*pp_h=NULL;
	return final_ret;
	}

	/*
	* XmountCache_BlockCacheRead
	*/
	te_XmountCache_Error XmountCache_BlockCacheRead(pts_XmountCacheHandle p_h,
	char *p_buf,
	uint64_t block,
	uint64_t block_offset,
	uint64_t count)
	{
	uint64_t read=0;
	teGidaFsError gidafs_ret=eGidaFsError_None;

	// Params check
	if(p_h==NULL) return e_XmountCache_Error_InvalidHandle;
	if(p_buf==NULL) return e_XmountCache_Error_InvalidBuffer;
	if(block>=p_h->block_cache_index_len) return e_XmountCache_Error_InvalidIndex;
	if(block_offset>XMOUNT_CACHE_BLOCK_SIZE \|\|
	block_offset+count>XMOUNT_CACHE_BLOCK_SIZE)
	{
	return e_XmountCache_Error_ReadBeyondBlockBounds;
	}
	if(p_h->p_block_cache_index[block]==XMOUNT_CACHE_INVALID_INDEX) {
	return e_XmountCache_Error_UncachedBlock;
	}

	// Read requested data from block cache file
	gidafs_ret=GidaFsLib_ReadFile(p_h->h_cache_file,
	p_h->h_block_cache,
	p_h->p_block_cache_index[block]+block_offset,
	count,
	p_buf,
	&read);
	if(gidafs_ret!=eGidaFsError_None \|\| read!=count) {
	LOG_ERROR("Unable to read cached data from block %" PRIu64
	": Error code %u!\n",
	block,
	gidafs_ret);
	return e_XmountCache_Error_FailedReadingBlockCache;
	}

	return e_XmountCache_Error_None;
	}

	/*
	* XmountCache_BlockCacheWrite
	*/
	te_XmountCache_Error XmountCache_BlockCacheWrite(pts_XmountCacheHandle p_h,
	char *p_buf,
	uint64_t block,
	uint64_t block_offset,
	uint64_t count)
	{
	uint64_t written=0;
	teGidaFsError gidafs_ret=eGidaFsError_None;

	// Params check
	if(p_h==NULL) return e_XmountCache_Error_InvalidHandle;
	if(p_buf==NULL) return e_XmountCache_Error_InvalidBuffer;
	if(block>=p_h->block_cache_index_len) return e_XmountCache_Error_InvalidIndex;
	if(block_offset>XMOUNT_CACHE_BLOCK_SIZE \|\|
	block_offset+count>XMOUNT_CACHE_BLOCK_SIZE)
	{
	return e_XmountCache_Error_ReadBeyondBlockBounds;
	}
	if(p_h->p_block_cache_index[block]==XMOUNT_CACHE_INVALID_INDEX) {
	return e_XmountCache_Error_UncachedBlock;
	}

	gidafs_ret=GidaFsLib_WriteFile(p_h->h_cache_file,
	p_h->h_block_cache,
	p_h->p_block_cache_index[block]+block_offset,
	count,
	p_buf,
	&written);
	if(gidafs_ret!=eGidaFsError_None \|\| written!=count) {
	LOG_ERROR("Unable to write data to cached block %" PRIu64
	": Error code %u!\n",
	block,
	gidafs_ret);
	return e_XmountCache_Error_FailedWritingBlockCache;
	}

	return e_XmountCache_Error_None;
	}

	/*
	* XmountCache_BlockCacheAppend
	*/
	te_XmountCache_Error XmountCache_BlockCacheAppend(pts_XmountCacheHandle p_h,
	char *p_buf,
	uint64_t block)
	{
	uint64_t written=0;
	teGidaFsError gidafs_ret=eGidaFsError_None;
	te_XmountCache_Error ret=e_XmountCache_Error_None;

	// Params check
	if(p_h==NULL) return e_XmountCache_Error_InvalidHandle;
	if(p_buf==NULL) return e_XmountCache_Error_InvalidBuffer;
	if(block>=p_h->block_cache_index_len) return e_XmountCache_Error_InvalidIndex;

	// Get current block cache size
	gidafs_ret=GidaFsLib_GetFileSize(p_h->h_cache_file,
	p_h->h_block_cache,
	&(p_h->p_block_cache_index[block]));
	if(gidafs_ret!=eGidaFsError_None) {
	LOG_ERROR("Unable to get current block cache size: Error code %u!\n",
	gidafs_ret);
	return e_XmountCache_Error_FailedGettingIndexSize;
	}

	// Append new block
	gidafs_ret=GidaFsLib_WriteFile(p_h->h_cache_file,
	p_h->h_block_cache,
	p_h->p_block_cache_index[block],
	XMOUNT_CACHE_BLOCK_SIZE,
	p_buf,
	&written);
	if(gidafs_ret!=eGidaFsError_None \|\| written!=XMOUNT_CACHE_BLOCK_SIZE) {
	LOG_ERROR("Unable to write data to cached block %" PRIu64
	": Error code %u!\n",
	block,
	gidafs_ret);
	return e_XmountCache_Error_FailedWritingBlockCache;
	}

	// Update on-disk block cache index
	ret=XmountCache_UpdateIndex(p_h,block);
	if(ret!=e_XmountCache_Error_None) {
	LOG_ERROR("Unable to update block cache index %" PRIu64
	": Error code %u!\n",
	block,
	ret);
	return ret;
	}

	return e_XmountCache_Error_None;
	}

	/*
	* XmountCache_IsBlockCached
	*/
	te_XmountCache_Error XmountCache_IsBlockCached(pts_XmountCacheHandle p_h,
	uint64_t block)
	{
	// Params check
	if(p_h==NULL) return e_XmountCache_Error_InvalidHandle;
	if(block>=p_h->block_cache_index_len) return e_XmountCache_Error_InvalidIndex;

	// Check if given block has been cached previously
	if(p_h->p_block_cache_index[block]==XMOUNT_CACHE_INVALID_INDEX) {
	// Block is not in cache
	return e_XmountCache_Error_UncachedBlock;
	}

	return e_XmountCache_Error_None;
	}

	/*******************************************************************************
	* Private functions implementations
	******************************************************************************/
	/*
	* XmountCache_CreateHandle
	*/
	te_XmountCache_Error XmountCache_CreateHandle(pts_XmountCacheHandle *pp_h,
	const char *p_file)
	{
	pts_XmountCacheHandle p_h=NULL;

	// Alloc memory for handle
	p_h=(pts_XmountCacheHandle)calloc(1,sizeof(ts_XmountCacheHandle));
	if(p_h==NULL) {
	*pp_h=NULL;
	return e_XmountCache_Error_Alloc;
	}

	// Init values. The p_cache_file alloc and memcpy works corrently as strlen()
	// counts the amount of bytes, not chars. No UTF8-issue here.
	p_h->p_cache_file=(char*)calloc(1,strlen(p_file)+1);
	if(p_h->p_cache_file==NULL) {
	free(p_h);
	*pp_h=NULL;
	return e_XmountCache_Error_Alloc;
	}
	memcpy(p_h->p_cache_file,p_file,strlen(p_file));
	p_h->h_cache_file=NULL;
	p_h->h_block_cache=NULL;
	p_h->h_block_cache_index=NULL;
	p_h->p_block_cache_index=NULL;

	// Return new handle
	*pp_h=p_h;
	return e_XmountCache_Error_None;
	}

	/*
	* XmountCache_DestroyHandle
	*/
	te_XmountCache_Error XmountCache_DestroyHandle(pts_XmountCacheHandle *pp_h) {
	pts_XmountCacheHandle p_h=*pp_h;

	// Free handle
	if(p_h->p_cache_file!=NULL) free(p_h->p_cache_file);
	if(p_h->p_block_cache_index!=NULL) free(p_h->p_block_cache_index);
	free(p_h);

	// Return destroyed handle
	*pp_h=NULL;
	return e_XmountCache_Error_None;
	}

	/*
	* XmountCache_FileExists
	*/
	te_XmountCache_Error XmountCache_FileExists(const char *p_file) {
	struct stat statbuf;

	if(lstat(p_file,&statbuf)==0) return e_XmountCache_Error_None;
	else return e_XmountCache_Error_InexistingFile;
	}

	/*
	* XmountCache_UpdateIndex
	*/
	te_XmountCache_Error XmountCache_UpdateIndex(pts_XmountCacheHandle p_h,
	uint64_t entry)
	{
	uint64_t update_size=0;
	uint64_t written=0;
	uint64_t *p_buf;
	teGidaFsError gidafs_ret=eGidaFsError_None;

	if(entry!=XMOUNT_CACHE_INVALID_INDEX) {
	// Update specific index entry in cache file
	p_buf=p_h->p_block_cache_index+entry;
	update_size=sizeof(uint64_t);
	} else {
	// Dump whole block cache index to cache file
	p_buf=p_h->p_block_cache_index;
	update_size=p_h->block_cache_index_len*sizeof(uint64_t);
	}

	// Update cache file
	gidafs_ret=GidaFsLib_WriteFile(p_h->h_cache_file,
	p_h->h_block_cache_index,
	0,
	update_size,
	p_buf,
	&written);
	if(gidafs_ret!=eGidaFsError_None \|\| written!=update_size) {
	LOG_ERROR("Unable to update block cache index: Error code %u!\n",
	gidafs_ret)
	return e_XmountCache_Error_FailedUpdatingIndex;
	}

	return e_XmountCache_Error_None;
	}
	diff --git a/src/xmount_input.c b/src/xmount_input.c
	index 44d722d..6366dc9 100644
	--- a/src/xmount_input.c
	+++ b/src/xmount_input.c
	@@ -1,170 +1,383 @@
	/*******************************************************************************
	* xmount Copyright (c) 2008-2016 by Gillen Daniel <gillen.dan@pinguin.lu> *
	* *
	* This program is free software: you can redistribute it and/or modify it *
	* under the terms of the GNU General Public License as published by the Free *
	* Software Foundation, either version 3 of the License, or (at your option) *
	* any later version. *
	* *
	* This program is distributed in the hope that it will be useful, but WITHOUT *
	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or *
	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for *
	* more details. *
	* *
	* You should have received a copy of the GNU General Public License along with *
	* this program. If not, see <http://www.gnu.org/licenses/>. *
	*******************************************************************************/

	+#include <stdlib.h> // For calloc
	+#include <string.h> // For memcpy
	#include <errno.h>

	#include "xmount_input.h"
	-//#include "xmount.h"
	+#include "xmount.h"

	/*******************************************************************************
	* Private definitions / macros
	******************************************************************************/

	#define LOG_WARNING(...) { \
	LIBXMOUNT_LOG_WARNING(__VA_ARGS__); \
	}
	#define LOG_ERROR(...) { \
	LIBXMOUNT_LOG_ERROR(__VA_ARGS__); \
	}
	#define LOG_DEBUG(...) { \
	LIBXMOUNT_LOG_DEBUG(glob_xmount.debug,__VA_ARGS__); \
	}

	/*******************************************************************************
	* Private types / structures / enums
	******************************************************************************/

	//! Structure containing infos about input libs
	-typedef struct s_InputLib {
	+typedef struct s_XmountInputLib {
	//! Filename of lib (without path)
	char *p_name;
	//! Handle to the loaded lib
	void *p_lib;
	//! Array of supported input types
	char *p_supported_input_types;
	//! Struct containing lib functions
	ts_LibXmountInputFunctions lib_functions;
	-} ts_InputLib, *pts_InputLib;
	+} ts_XmountInputLib, *pts_XmountInputLib;

	//! Structure containing infos about input images
	-typedef struct s_InputImage {
	+typedef struct s_XmountInputImage {
	//! Image type
	char *p_type;
	//! Image source file count
	uint64_t files_count;
	//! Image source files
	char **pp_files;
	//! Input lib functions for this image
	pts_LibXmountInputFunctions p_functions;
	//! Image handle
	void *p_handle;
	//! Image size
	uint64_t size;
	-} ts_InputImage, *pts_InputImage;
	+} ts_XmountInputImage, *pts_XmountInputImage;

	typedef struct s_XmountInputHandle {
	//! Loaded input lib count
	uint32_t libs_count;
	//! Array containing infos about loaded input libs
	- pts_InputLib *pp_libs;
	+ pts_XmountInputLib *pp_libs;
	//! Amount of input lib params (--inopts)
	uint32_t lib_params_count;
	//! Input lib params (--inopts)
	pts_LibXmountOptions *pp_lib_params;
	//! Input image count
	uint64_t images_count;
	//! Input images
	- pts_InputImage *pp_images;
	+ pts_XmountInputImage *pp_images;
	//! Input image offset (--offset)
	uint64_t image_offset;
	//! Input image size limit (--sizelimit)
	uint64_t image_size_limit;

	// TODO: Move
	//! MD5 hash of partial input image (lower 64 bit) (after morph)
	//uint64_t image_hash_lo;
	//! MD5 hash of partial input image (higher 64 bit) (after morph)
	//uint64_t image_hash_hi;
	} ts_XmountInputHandle;

	/*******************************************************************************
	* Private functions declarations
	******************************************************************************/


	/*******************************************************************************
	* Public functions implementations
	******************************************************************************/
	+/*
	+ * XmountInput_CreateHandle
	+ */
	+te_XmountInput_Error XmountInput_CreateHandle(pts_XmountInputHandle *pp_h) {
	+ pts_XmountInputHandle p_h=NULL;
	+
	+ // Params check
	+ if(pp_h==NULL) return e_XmountInput_Error_InvalidHandlePointer;
	+
	+ // Alloc new handle
	+ p_h=(pts_XmountInputHandle)calloc(1,sizeof(ts_XmountInputHandle));
	+ if(p_h==NULL) {
	+ return e_XmountInput_Error_Alloc;
	+ }
	+
	+ // Init values
	+ p_h->pp_libs=NULL;
	+ p_h->pp_lib_params=NULL;
	+ p_h->pp_images=NULL;
	+
	+ *pp_h=p_h;
	+ return e_XmountInput_Error_None;
	+}
	+
	+/*
	+ * XmountInput_DestroyHandle
	+ */
	+te_XmountInput_Error XmountInput_DestroyHandle(pts_XmountInputHandle *pp_h) {
	+ pts_XmountInputHandle p_h=NULL;
	+
	+ // Params check
	+ if(pp_h==NULL) return e_XmountInput_Error_InvalidHandlePointer;
	+ if(*pp_h==NULL) return e_XmountInput_Error_InvalidHandle;
	+ p_h=*pp_h;
	+
	+ // Free resources
	+ if(p_h->libs_count>0 && p_h->pp_libs!=NULL) {
	+ // TODO
	+ }
	+ if(p_h->lib_params_count!=0 && p_h->pp_lib_params!=NULL) {
	+ // Free library parameter array
	+ for(uint32_t i=0;i<p_h->lib_params_count;i++) {
	+ free(p_h->pp_lib_params[i]);
	+ }
	+ free(p_h->pp_lib_params);
	+ }
	+ if(p_h->images_count!=0 && p_h->pp_images!=NULL) {
	+ // TODO
	+ }
	+
	+ return e_XmountInput_Error_None;
	+}
	+
	+/*
	+ * XmountInput_LoadLibs
	+ */
	+te_XmountInput_Error XmountInput_LoadLibs(pts_XmountInputHandle p_h) {
	+ // TODO: Implement
	+ return e_XmountInput_Error_None;
	+}
	+
	+/*
	+ * XmountInput_GetSupportedFormats
	+ */
	+te_XmountInput_Error XmountInput_GetSupportedFormats(pts_XmountInputHandle p_h,
	+ char **pp_formats)
	+{
	+ char *p_buf=NULL;
	+ char *p_formats=NULL;
	+ uint32_t cur_len=0;
	+ uint32_t vector_len=0;
	+
	+ // Params check
	+ if(p_h==NULL) return e_XmountInput_Error_InvalidHandle;
	+ if(pp_formats==NULL) return e_XmountInput_Error_InvalidBuffer;

	+ // Loop over all loaded libs, extract supported formats and add to our vector
	+ // TODO: IMPROVEMENT: Final vector could be sorted
	+ for(uint32_t i=0;i<p_h->libs_count;i++) {
	+ p_buf=p_h->pp_libs[i]->p_supported_input_types;
	+ while(p_buf!=NULL && *p_buf!='\0') p_buf+=(strlen(p_buf)+1);
	+ cur_len=(uint32_t)(p_buf-p_h->pp_libs[i]->p_supported_input_types);
	+ if(cur_len==0) continue;
	+ p_formats=(char*)realloc(p_formats,vector_len+cur_len);
	+ if(p_formats==NULL) return e_XmountInput_Error_Alloc;
	+ memcpy(p_formats+vector_len,
	+ p_h->pp_libs[i]->p_supported_input_types,
	+ cur_len);
	+ vector_len+=cur_len;
	+ }
	+
	+ // Null-terminate vector
	+ p_formats=(char*)realloc(p_formats,vector_len+1);
	+ if(p_formats==NULL) return e_XmountInput_Error_Alloc;
	+ p_formats[vector_len]='\0';
	+
	+ *pp_formats=p_formats;
	+ return e_XmountInput_Error_None;
	+}
	+
	+/*
	+ * XmountInput_GetOptionsHelpText
	+ */
	+te_XmountInput_Error XmountInput_GetOptionsHelpText(pts_XmountInputHandle p_h,
	+ char **pp_help_text)
	+{
	+ const char *p_buf=NULL;
	+ char *p_help=NULL;
	+ int ret=0;
	+
	+ // Params check
	+ if(p_h==NULL) return e_XmountInput_Error_InvalidHandle;
	+ if(pp_help_text==NULL) return e_XmountInput_Error_InvalidBuffer;
	+
	+ // Loop over all loaded libs, extract help and add to our text buffer
	+ // TODO: IMPROVEMENT: Final text should be sorted by lib's name
	+ for(uint32_t i=0;i<p_h->libs_count;i++) {
	+ ret=p_h->pp_libs[i]->lib_functions.OptionsHelp(&p_buf);
	+ if(ret!=0) {
	+ LOG_ERROR("Unable to get options help for library '%s': %s!\n",
	+ p_h->pp_libs[i]->p_name,
	+ p_h->pp_libs[i]->lib_functions.GetErrorMessage(ret));
	+ continue;
	+ }
	+ if(p_buf==NULL) continue;
	+ XMOUNT_STRAPP(p_help," - ");
	+ XMOUNT_STRAPP(p_help,p_h->pp_libs[i]->p_name);
	+ XMOUNT_STRAPP(p_help,"\n");
	+ XMOUNT_STRAPP(p_help,p_buf);
	+ XMOUNT_STRAPP(p_help,"\n");
	+ ret=p_h->pp_libs[i]->lib_functions.FreeBuffer(p_buf);
	+ if(ret!=0) {
	+ LOG_ERROR("Unable to free options help text from library '%s': %s!\n",
	+ p_h->pp_libs[i]->p_name,
	+ p_h->pp_libs[i]->lib_functions.GetErrorMessage(ret));
	+ }
	+ }
	+
	+ *pp_help_text=p_help;
	+ return e_XmountInput_Error_None;
	+}
	+
	+/*
	+ * XmountInput_AddImage
	+ */
	+te_XmountInput_Error XmountInput_AddImage(pts_XmountInputHandle p_h,
	+ const char *p_format,
	+ uint64_t files_count,
	+ const char **pp_files)
	+{
	+ // TODO: Implement
	+ return e_XmountInput_Error_None;
	+}
	+
	+/*
	+ * XmountInput_SetInputOffset
	+ */
	+te_XmountInput_Error XmountInput_SetInputOffset(pts_XmountInputHandle p_h,
	+ uint64_t offset)
	+{
	+ // TODO: Implement
	+ return e_XmountInput_Error_None;
	+}
	+
	+/*
	+ * XmountInput_SetInputSizeLimit
	+ */
	+te_XmountInput_Error XmountInput_SetInputSizeLimit(pts_XmountInputHandle p_h,
	+ uint64_t size_limit)
	+{
	+ // TODO: Implement
	+ return e_XmountInput_Error_None;
	+}
	+
	+/*
	+ * XmountInput_GetSize
	+ */
	+te_XmountInput_Error XmountInput_GetSize(pts_XmountInputHandle p_h,
	+ uint64_t image_nr,
	+ uint64_t *p_size)
	+{
	+ // TODO: Implement
	+ return e_XmountInput_Error_None;
	+}
	+
	+/*
	+ * XmountInput_ReadData
	+ */
	+te_XmountInput_Error XmountInput_ReadData(pts_XmountInputHandle p_h,
	+ uint64_t image_nr,
	+ char *p_buf,
	+ uint64_t offset,
	+ uint64_t count)
	+{
	+ // TODO: Implement
	+ return e_XmountInput_Error_None;
	+}
	+
	+/*
	+ * XmountInput_WriteData
	+ */
	+te_XmountInput_Error XmountInput_WriteData(pts_XmountInputHandle p_h,
	+ uint64_t image_nr,
	+ const char *p_buf,
	+ uint64_t offset,
	+ uint64_t count)
	+{
	+ // TODO: Implement
	+ return e_XmountInput_Error_None;
	+}

	/*******************************************************************************
	* Private functions implementations
	******************************************************************************/

	//! Read data from input image
	/*!
	* \param p_image Image from which to read data
	* \param p_buf Pointer to buffer to write read data to (must be preallocated!)
	* \param offset Offset at which data should be read
	* \param size Size of data which should be read (size of buffer)
	* \param p_read Number of read bytes on success
	* \return 0 on success, negated error code on error
	*/
	+/*
	int ReadInputImageData(pts_InputImage p_image,
	char *p_buf,
	off_t offset,
	size_t size,
	size_t *p_read)
	{
	int ret;
	size_t to_read=0;
	int read_errno=0;

	LOG_DEBUG("Reading %zu bytes at offset %zu from input image '%s'\n",
	size,
	offset,
	p_image->pp_files[0]);

	// Make sure we aren't reading past EOF of image file
	if(offset>=p_image->size) {
	// Offset is beyond image size
	LOG_DEBUG("Offset %zu is at / beyond size of input image '%s'\n",
	offset,
	p_image->pp_files[0]);
	*p_read=0;
	return 0;
	}
	if(offset+size>p_image->size) {
	// Attempt to read data past EOF of image file
	to_read=p_image->size-offset;
	LOG_DEBUG("Attempt to read data past EOF of input image '%s'. "
	"Correcting size from %zu to %zu\n",
	p_image->pp_files[0],
	size,
	to_read);
	} else to_read=size;

	// Read data from image file (adding input image offset if one was specified)
	ret=p_image->p_functions->Read(p_image->p_handle,
	p_buf,
	offset+glob_xmount.input.image_offset,
	to_read,
	p_read,
	&read_errno);
	if(ret!=0) {
	LOG_ERROR("Couldn't read %zu bytes at offset %zu from input image "
	"'%s': %s!\n",
	to_read,
	offset,
	p_image->pp_files[0],
	p_image->p_functions->GetErrorMessage(ret));
	if(read_errno==0) return -EIO;
	else return (read_errno*(-1));
	}

	return 0;
	}
	+*/
	diff --git a/src/xmount_input.h b/src/xmount_input.h
	index 4a38470..acd8058 100644
	--- a/src/xmount_input.h
	+++ b/src/xmount_input.h
	@@ -1,212 +1,239 @@
	/*******************************************************************************
	* xmount Copyright (c) 2008-2016 by Gillen Daniel <gillen.dan@pinguin.lu> *
	* *
	* This program is free software: you can redistribute it and/or modify it *
	* under the terms of the GNU General Public License as published by the Free *
	* Software Foundation, either version 3 of the License, or (at your option) *
	* any later version. *
	* *
	* This program is distributed in the hope that it will be useful, but WITHOUT *
	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or *
	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for *
	* more details. *
	* *
	* You should have received a copy of the GNU General Public License along with *
	* this program. If not, see <http://www.gnu.org/licenses/>. *
	*******************************************************************************/

	#ifndef XMOUNT_INPUT_H
	#define XMOUNT_INPUT_H

	#include "../libxmount_input/libxmount_input.h"

	+/*
	//! Structure containing infos about input libs
	typedef struct s_InputLib {
	//! Filename of lib (without path)
	char *p_name;
	//! Handle to the loaded lib
	void *p_lib;
	//! Array of supported input types
	char *p_supported_input_types;
	//! Struct containing lib functions
	ts_LibXmountInputFunctions lib_functions;
	} ts_InputLib, *pts_InputLib;

	//! Structure containing infos about input images
	typedef struct s_InputImage {
	//! Image type
	char *p_type;
	//! Image source file count
	uint64_t files_count;
	//! Image source files
	char **pp_files;
	//! Input lib functions for this image
	pts_LibXmountInputFunctions p_functions;
	//! Image handle
	void *p_handle;
	//! Image size
	uint64_t size;
	} ts_InputImage, *pts_InputImage;

	typedef struct s_InputData {
	//! Loaded input lib count
	uint32_t libs_count;
	//! Array containing infos about loaded input libs
	pts_InputLib *pp_libs;
	//! Amount of input lib params (--inopts)
	uint32_t lib_params_count;
	//! Input lib params (--inopts)
	pts_LibXmountOptions *pp_lib_params;
	//! Input image count
	uint64_t images_count;
	//! Input images
	pts_InputImage *pp_images;
	//! Input image offset (--offset)
	uint64_t image_offset;
	//! Input image size limit (--sizelimit)
	uint64_t image_size_limit;
	//! MD5 hash of partial input image (lower 64 bit) (after morph)
	uint64_t image_hash_lo;
	//! MD5 hash of partial input image (higher 64 bit) (after morph)
	uint64_t image_hash_hi;
	} ts_InputData;

	int ReadInputImageData(pts_InputImage, char, off_t, size_t, size_t);
	-
	-
	-
	-
	+*/

	/*******************************************************************************
	* Public definitions / macros
	******************************************************************************/


	/*******************************************************************************
	* Public types / structures / enums
	******************************************************************************/
	typedef struct s_XmountInputHandle *pts_XmountInputHandle;

	typedef enum e_XmountInput_Error {
	//! No error
	e_XmountInput_Error_None=0,
	//! Error to allocate memory
	e_XmountInput_Error_Alloc,
	//! Invalid input handle
	e_XmountInput_Error_InvalidHandle,
	//! Invalid pointer to an input handle
	e_XmountInput_Error_InvalidHandlePointer,
	-
	-/*
	//! A given string is invalid
	- e_XmountCache_Error_InvalidString,
	+ e_XmountInput_Error_InvalidBuffer,
	+/*
	+
	//! A given file path / name is invalid
	e_XmountCache_Error_InvalidFile,
	//! A given file does not exist
	e_XmountCache_Error_InexistingFile,
	//! A given file exists
	e_XmountCache_Error_ExistingFile,
	//! Unable to create needed xmount structures inside cache file
	e_XmountCache_Error_FailedCacheInit,
	//! Unable to open xmount cache file
	e_XmountCache_Error_FailedOpeningCache,
	//! Failed to get block cache index size
	e_XmountCache_Error_FailedGettingIndexSize,
	//! Invalid block cache index size
	e_XmountCache_Error_InvalidIndexSize,
	//! Unable to read block cache index
	e_XmountCache_Error_FailedReadingIndex,
	//! Failed closing cache block index
	e_XmountCache_Error_FailedClosingIndex,
	//! Failed closing cache block index
	e_XmountCache_Error_FailedClosingBlockCache,
	//! Failed closing cache block index
	e_XmountCache_Error_FailedClosingCache,
	//! Failed to update block cache index
	e_XmountCache_Error_FailedUpdatingIndex,
	//! Invalid block cache index specified
	e_XmountCache_Error_InvalidIndex,
	//! Block has not yet been cached
	e_XmountCache_Error_UncachedBlock,
	//! Invalid buffer specified
	e_XmountCache_Error_InvalidBuffer,
	//! Request would read beyond a single cache block
	e_XmountCache_Error_ReadBeyondBlockBounds,
	//! Failed reading cached data
	e_XmountCache_Error_FailedReadingBlockCache,
	//! Failed writing cached data
	e_XmountCache_Error_FailedWritingBlockCache,
	*/
	} te_XmountInput_Error;

	/*******************************************************************************
	* Public functions declarations
	******************************************************************************/
	/*!
	* \brief Create new input handle
	*
	* Creates a new input handle.
	*
	* \param pp_h Pointer to input handle
	* \return e_XmountInput_Error_None on success
	*/
	te_XmountInput_Error XmountInput_CreateHandle(pts_XmountInputHandle *pp_h);

	/*!
	* \brief Destroy input handle
	*
	* Invalidates the given handle and frees all used resources.
	*
	* \param pp_h Pointer to input handle
	* \return e_XmountInput_Error_None on success
	*/
	te_XmountInput_Error XmountInput_DestroyHandle(pts_XmountInputHandle *pp_h);

	/*!
	* \brief XXX
	*
	* XXX
	*
	* \param p_h Input handle
	*/
	-te_XmountInput_Error XmountInput_LoadLib(pts_XmountInputHandle p_h);
	+te_XmountInput_Error XmountInput_LoadLibs(pts_XmountInputHandle p_h);
	+
	+/*!
	+ * \brief Return all supported formats
	+ *
	+ * Returns a null-terminated vector of all supported input formats.
	+ *
	+ * The returned vector must be freed by the caller.
	+ *
	+ * \param p_h Input handle
	+ * \param pp_formats Supported formats vector is returned in this var
	+ * \return e_XmountInput_Error_None on success
	+ */
	+te_XmountInput_Error XmountInput_GetSupportedFormats(pts_XmountInputHandle p_h,
	+ char **pp_formats);
	+
	+/*!
	+ * \brief Return all library specific option help texts
	+ *
	+ * Returns a string containing help messages for all loaded input lib options.
	+ * The string is pre-formated to be used in xmount's help output.
	+ *
	+ * The caller must free the returned string.
	+ *
	+ * \param p_h Input handle
	+ * \param pp_help_text Help text is returned in this parameter
	+ * \return e_XmountInput_Error_None on success
	+ */
	+te_XmountInput_Error XmountInput_GetOptionsHelpText(pts_XmountInputHandle p_h,
	+ char **pp_help_text);

	/*!
	* \brief Add an input image
	*
	* Adds the given input image to the list of available input images.
	*
	* \param p_h Input handle
	* \param p_format Input image format string as given by the user
	* \param files_count Amount of files specified by the user
	* \param pp_files Array containing all specified files
	* \return e_XmountInput_Error_None on success
	*/
	te_XmountInput_Error XmountInput_AddImage(pts_XmountInputHandle p_h,
	const char *p_format,
	uint64_t files_count,
	const char **pp_files);

	te_XmountInput_Error XmountInput_SetInputOffset(pts_XmountInputHandle p_h,
	uint64_t offset);

	te_XmountInput_Error XmountInput_SetInputSizeLimit(pts_XmountInputHandle p_h,
	uint64_t size_limit);

	te_XmountInput_Error XmountInput_GetSize(pts_XmountInputHandle p_h,
	uint64_t image_nr,
	uint64_t *p_size);

	te_XmountInput_Error XmountInput_ReadData(pts_XmountInputHandle p_h,
	uint64_t image_nr,
	char *p_buf,
	uint64_t offset,
	uint64_t count);

	te_XmountInput_Error XmountInput_WriteData(pts_XmountInputHandle p_h,
	uint64_t image_nr,
	const char *p_buf,
	uint64_t offset,
	uint64_t count);

	#endif // XMOUNT_INPUT_H

File Metadata

Mime Type: text/x-diff
Expires: Mon, Dec 23, 10:56 AM (5 h, 56 m)
Storage Engine: blob
Storage Format: Raw Data
Storage Handle: 1176898
Default Alt Text: (136 KB)

No OneTemporaryActions

View Options

File Metadata

Event Timeline

No OneTemporary
Actions