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aftest.cpp
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/*
* atest.cpp:
* test suite for the AFF Library.
* This file is a work of a US government employee and as such is in the Public domain.
* Simson L. Garfinkel, March 12, 2012
*/
#include "affconfig.h"
#include "afflib.h"
#include "afflib_i.h"
#include "base64.h"
#include "aftimer.h"
#ifdef HAVE_GETOPT_H
#include <getopt.h>
#endif
#include "LzmaRam.h"
extern "C" {
#include "LzmaRamDecode.h"
}
int MAX_FMTS = 10000; // how many formats we should write
const char *fmt = "%8d Another format string.\n"; // must be constant size
const char *progname = 0;
const char *opt_protocol = "file:///";
const char *opt_ext = "aff";
int opt_compression_level = AF_COMPRESSION_DEFAULT;// default compression level
int opt_compression_type = AF_COMPRESSION_ALG_ZLIB; //
const char *tempdir = "/tmp/";
/* Create the segment that we need */
#ifndef MIN
#define MIN(x,y) ((x)<(y)?(x):(y))
#endif
const char *filename(char *buf,int buflen,const char *base)
{
snprintf(buf,buflen,"%s%s%s.%s",opt_protocol,tempdir,base,opt_ext);
return buf;
}
AFFILE *open_testfile(const char *base,int wipe)
{
int flags = O_CREAT|O_RDWR;
char fn[1024];
filename(fn,sizeof(fn),base);
printf("%s = %s\n",base,fn);
if(wipe){
unlink(fn); // make sure it is gone
flags |= O_TRUNC;
}
AFFILE *af = af_open(fn,flags,0666);
if(!af) err(1,"af_open");
if(wipe){
af_enable_compression(af,opt_compression_type,opt_compression_level);
af_set_pagesize(af,1024);
af_set_maxsize(af,(int64_t)65536); // force splitting of raw and afd files
}
return af;
}
int sequential_test()
{
char buf[1024];
const char *fmt = "this is line %d\n";
printf("Sequential test...\n");
AFFILE *af = open_testfile("test_sequential",1);
for(int i=0;i<MAX_FMTS;i++){
if(i%250==0) printf("\rwriting %d/%d...",i,MAX_FMTS);
sprintf(buf,fmt,i);
if(af_write(af,(unsigned char *)buf,strlen(buf))!=(int)strlen(buf)){
err(1,"Attempt to write buffer %d failed\n",i);
}
}
/* Test for a random bug that was reported */
af_update_seg(af,"test",0,(const u_char *)"foo",3);
af_update_seg(af,"test",0,(const u_char *)"bar",3);
af_del_seg(af,"test");
af_del_seg(af,"test");
af_close(af);
printf("\nSequential file written.\n");
printf("\n");
printf("Now verifying the string...\n");
af = open_testfile("test_sequential",0);
if(!af) err(1,"af_open");
for(int i=0;i<MAX_FMTS;i++){
char rbuf[1024];
sprintf(buf,fmt,i);
int len = strlen(buf);
if(af_read(af,(unsigned char *)rbuf,len)!=len){
err(1,"Attempt to read entry %d failed\n",i);
}
rbuf[len] = 0; // terminate the string
if(strcmp(buf,rbuf)!=0){
err(1,"Attempt to verify entry %d failed.\nExpected: (len=%zd) '%s'\nGot: (len=%zd) '%s'\n",
i,strlen(buf),buf,strlen(rbuf),rbuf);
}
}
af_close(af);
printf("===========================\n\n");
return 0;
}
int reverse_test()
{
char wbuf[1024];
char rbuf[1024];
printf("Reverse write test...\n");
for(int pass=1;pass<=2;pass++){
AFFILE *af = open_testfile("test_reverse",pass==1);
for(int i=MAX_FMTS-1;i>=0;i--){
sprintf(wbuf,fmt,i);
af_seek(af,strlen(wbuf)*i,SEEK_SET);
if(pass==1){
if(af_write(af,(unsigned char *)wbuf,strlen(wbuf))!=(int)strlen(wbuf)){
err(1,"Attempt to write buffer %d failed\n",i);
}
}
if(pass==2){
memset(rbuf,0,sizeof(rbuf));
if(af_read(af,(unsigned char *)rbuf,strlen(wbuf))!=(int)strlen(wbuf)){
err(1,"Attempt to read buffer %d failed\n",i);
}
if(strcmp(rbuf,wbuf)!=0){
errx(1,"Data doesn't verify.\nWrote: '%s'\nRead: '%s'\n",wbuf,rbuf);
}
}
}
af_close(af);
}
printf("\nReverse test passes.\n");
printf("======================\n\n");
return 0;
}
int random_write_test()
{
char buf[1024];
char *tally = (char *)calloc(MAX_FMTS,1);
int i;
memset(tally,0,sizeof(tally));
/* Create the AFF file */
sprintf(buf,fmt,0); // figure out how big fmt string is
int fmt_size = strlen(buf);
printf("Random write test...\n");
printf("Creating test file with %d byte records.\n", fmt_size);
AFFILE *af = open_testfile("test_random",1);
if(af_write(af,(unsigned char *)buf,fmt_size)!=fmt_size){
err(1,"af_write");
}
for(i=0;i<MAX_FMTS;i++){
/* Find a random spot that's available */
int pos = rand() % MAX_FMTS;
while(tally[pos]==1){ // if this one is used, find next
pos = (pos + 1) % MAX_FMTS;
}
tally[pos] = 1;
sprintf(buf,fmt,pos);
assert((int)strlen(buf)==fmt_size); // make sure
af_seek(af,fmt_size*pos,SEEK_SET);
int wrote = af_write(af,(unsigned char *)buf,fmt_size);
if(wrote !=fmt_size){
fprintf(stderr,"Attempt to write buffer #%d \n",pos);
fprintf(stderr,"wrote %d bytes instead of %d bytes\n",wrote,fmt_size);
exit(1);
}
if(i%250==0) printf("\r%d ...",i);
fflush(stdout);
}
af_close(af);
/* Now verify what was written */
printf("Verifying write test...\n");
af = open_testfile("test_random",0);
for(i=0;i<MAX_FMTS;i++){
char should[256]; // what we should get
sprintf(should,fmt,i);
int got = af_read(af,(unsigned char *)buf,fmt_size);
if(got != fmt_size){
fprintf(stderr,"Attempt to read %d bytes; got %d\n",fmt_size,got);
exit(1);
}
if(i%250==24) printf("\r%d .. %d okay",i-24,i);
}
af_close(af);
printf("\n");
printf("\nRandom write test passes.\n");
printf("======================\n");
return 0;
}
int random_read_test(int total_bytes,int data_page_size)
{
printf("\n\n\nrandom read test. filesize=%d, page_size=%d\n",
total_bytes,data_page_size);
/* Create a regular file and an AFF file */
printf("Creating random_contents.img and random_contents.%s, "
"both with %d bytes of user data...\n",
opt_ext,total_bytes);
int fd = open("test_random_contents.img",
O_CREAT|O_RDWR|O_TRUNC|O_BINARY,0666);
if(fd<0) err(1,"fopen");
AFFILE *af = open_testfile("test_random_contents",1);
/* Just write it out as one big write */
unsigned char *buf = (unsigned char *)malloc(total_bytes);
unsigned char *buf2 = (unsigned char *)malloc(total_bytes);
/* First half is random */
#ifdef HAVE_RAND_PSEUDO_BYTES
RAND_pseudo_bytes(buf,total_bytes/2);
#else
for(int i=0;i<total_bytes/2;i++){
buf[i] = random();
}
#endif
/* Second half is a bit more predictable */
for(int i=total_bytes/2;i<total_bytes;i++){
buf[i] = ((i % 256) + (i / 256)) % 256;
}
if(write(fd,buf,total_bytes)!=total_bytes) err(1,"fwrite");
if(af_write(af,buf,total_bytes)!=(int)total_bytes) err(1,"af_write");
/* Now try lots of seeks and reads */
for(int i=0;i<MAX_FMTS;i++){
uint32_t loc = rand() % total_bytes;
uint32_t len = rand() % total_bytes;
memset(buf,0,total_bytes);
memset(buf2,0,total_bytes);
if(i%250==0) printf("\r#%d reading %"PRIu32" bytes at %"PRIu32" ...",i,loc,len);
fflush(stdout);
uint32_t l1 = (uint32_t)lseek(fd,loc,SEEK_SET);
uint32_t l2 = (uint32_t)af_seek(af,loc,SEEK_SET);
if(l1!=l2){
err(1,"l1 (%"PRIu32") != l2 (%"PRIu32")",l1,l2);
}
int r1 = read(fd,buf,len);
int r2 = af_read(af,buf2,len);
if(r1!=r2){
err(1,"r1 (%d) != r2 (%d)",r1,r2);
}
}
af_close(af);
close(fd);
printf("\nRandom read test passes\n");
return 0;
}
void large_file_test()
{
int pagesize = 1024*1024; // megabyte sized segments
int64_t num_segments = 5000;
int64_t i;
char fn[1024];
printf("Large file test... Creating a %"I64d"MB file...\n",pagesize*num_segments/(1024*1024));
filename(fn,sizeof(fn),"large_file");
AFFILE *af = af_open(fn,O_CREAT|O_RDWR|O_TRUNC,0666);
unsigned char *buf = (unsigned char *)malloc(pagesize);
memset(buf,'E', pagesize);
af_enable_compression(af,opt_compression_type,opt_compression_level);
af_set_pagesize(af,pagesize);
af_set_maxsize(af,(int64_t)pagesize * 600);
for(i=0;i<num_segments;i++){
sprintf((char *)buf,"%"I64d" page is put here",i);
if(i%25==0) printf("\rWriting page %"I64d"\r",i);
if(af_write(af,buf,pagesize)!=pagesize){
err(1,"Can't write page %"I64d,i);
}
}
printf("\n\n");
/* Now let's just read some test locations */
for(i=0;i<num_segments;i+=num_segments/25){ // check a few places
int r;
af_seek(af,pagesize*i,SEEK_SET);
r = af_read(af,buf,1024); // just read a bit
if(r!=1024){
err(1,"Tried to read 1024 bytes; got %d\n",r);
}
if(atoi((char *)buf)!=i){
err(1,"at page %"I64d", expected %"I64d", got %s\n",i,i,buf);
}
printf("Page %"I64d" validates\n",i);
}
af_close(af);
if(unlink("large_file.aff")){
err(1,"Can't delete large_file.aff");
}
printf("Large file test passes\n");
}
void maxsize_test()
{
printf("Maxsize test. This test is designed to test creation of files\n");
printf("Larger than 4GB. Currently it's disabled, though.\n");
#if 0
char segname[16];
char buf[1024];
char fn[1024];
int numpages = 1000;
AFFILE *af = af_open(filename(fn,sizeof(fn),"maxsize"),O_CREAT|O_RDWR|O_TRUNC,0666);
memset(buf,0,sizeof(buf));
for(int64_t i=0;i<numpages;i++){
sprintf(buf,"This is page %"I64d". ****************************************************\n",i);
sprintf(segname,AF_PAGE,i);
af_update_seg(af,segname,0,buf,sizeof(buf));
}
af_close(af);
printf("\nMaxsize test passes.\n");
#endif
printf("\n====================\n");
}
void sparse_test()
{
printf("Sparse test...\n");
char buf[1024];
char fn[1024];
uint64_t mult = (uint64_t)3 * (uint64_t)1000000000; // 3GB in
AFFILE *af = af_open(filename(fn,sizeof(fn),"sparse"),O_CREAT|O_RDWR|O_TRUNC,0666);
af_enable_compression(af,opt_compression_type,opt_compression_level);
af_set_maxsize(af,(int64_t)1024*1024*256);
af_set_pagesize(af,1024*1024*16);
for(u_int i=0;i<10;i++){
uint64_t pos = mult*i;
memset(buf,0,sizeof(buf));
snprintf(buf,sizeof(buf),"This is at location=%"I64u"\n",pos);
af_seek(af,pos,SEEK_SET);
af_write(af,(unsigned char *)buf,sizeof(buf));
}
/* Now verify */
for(u_int i=0;i<10;i++){
uint64_t pos = mult*i;
uint64_t q;
af_seek(af,pos,SEEK_SET);
af_read(af,(unsigned char *)buf,sizeof(buf));
char *cc = strchr(buf,'=');
if(!cc){
printf("Garbage read at location %"I64u"\n.",pos);
exit(1);
}
if(sscanf(cc+1,"%"I64u,&q)!=1){
printf("Could not decode value at location %"I64u"(%s)\n",pos,cc+1);
exit(1);
}
if(pos!=q){
printf("Wrong value at location %"I64u"; read %"I64u" in error.\n", pos,q);
exit(1);
}
}
/* Now seek to somewhere that no data has been written and see if we get 0s. */
memset(buf,'g',sizeof(buf));
af_seek(af,mult/2,SEEK_SET);
ssize_t r = af_read(af,(unsigned char *)buf,sizeof(buf));
if(r!=sizeof(buf)){
err(1,"Tried to read %zd bytes at mult/2; got %zd bytes\n",sizeof(buf),r);
}
for(u_int i=0;i<sizeof(buf);i++){
if(buf[i]!=0) err(1,"data error; buf[%d]=%d\n",i,buf[i]);
}
/* Now try to read the last page in the file */
unsigned char big_buf[65536];
af_seek(af,9*mult,SEEK_SET);
r = af_read(af,big_buf,sizeof(big_buf));
if(r!=sizeof(buf)){
errx(1,"Tried to read %zd bytes at the end of the file; got %zd bytes (should get %zd)",
sizeof(big_buf),r,sizeof(buf));
}
/* Now see if we can read past the end of the file */
af_seek(af,11*mult,SEEK_SET);
r = af_read(af,(unsigned char *)buf,sizeof(buf));
if(r!=0) errx(1,"Tried to read past end of file; got %zd bytes (should get 0)",r);
af_close(af);
printf("\nSprase test passes.\n");
printf("=====================\n\n");
}
void figure(const char *fn)
{
struct af_figure_media_buf afb;
int fd = open(fn,O_RDONLY);
if(fd<0) err(1,"%s",fn);
if(af_figure_media(fd,&afb)){
err(1,"af_figure_media");
}
printf("sector size: %d\n",afb.sector_size);
printf("total sectors: %"PRId64"\n",afb.total_sectors);
printf("max read blocks: %"PRId64"\n",afb.max_read_blocks);
exit(0);
}
void compress(const char *fname)
{
int fd = open(fname,O_RDONLY,0666);
if(fd<0) err(1,"%s",fname);
struct stat st;
if(fstat(fd,&st)) err(1,"stat");
/* Allocate memory */
char *buf = (char *)malloc(st.st_size);
if(buf==0) errx(1,"malloc");
if(read(fd,buf,st.st_size)!=st.st_size) err(1,"read");
//size_t outSize = (int)((double)st.st_size * 1.05);
//char *outBuffer = (char *)malloc(outSize);
//size_t outSizeProcessed = 0;
}
void lzma_test()
{
#if defined(__FreeBSD__) && !defined(__APPLE__)
_malloc_options = "XARV";
#endif
//char *fn = "/usr/share/dict/web2";
const char *fn = "/etc/motd";
printf("starting up\n");
FILE *f = fopen(fn,"r");
if(!f) err(1,"%s",fn);
struct stat st;
if(fstat(fileno(f),&st)) err(1,"stat");
/* Allocate memory */
size_t buflen = st.st_size;
printf("size=%qd\n",(long long)buflen);
unsigned char *buf = (unsigned char *)malloc(buflen);
if(buf==0) errx(1,"malloc");
if(fread(buf,1,st.st_size,f)!=(size_t)st.st_size) err(1,"read");
/* Allocate memory for the compressed buffer */
size_t cbufsize = (int)(buflen*1.05);
size_t cbuf_actual=0;
unsigned char *cbuf = (unsigned char *)malloc(cbufsize);
#ifdef USE_LZMA
lzma_compress(cbuf,&cbufsize,buf,st.st_size,9);
#endif
printf("cbuf_actual=%d\n",(int)cbuf_actual);
/* Now try to decompress */
size_t outbuf_size = buflen*2;
unsigned char *outbuf = (unsigned char *)malloc(outbuf_size);
#ifdef USE_LZMA
lzma_uncompress(outbuf,&outbuf_size,cbuf,cbufsize);
#endif
printf("cbuf[0]=%d\n",cbuf[0]);
if(memcmp(buf,outbuf,outbuf_size)==0){
printf("Decompression works!\n");
}
}
void make_test_seg(u_char buf[1024],int num)
{
memset(buf,0,sizeof(buf));
sprintf((char *)buf,"This test %d. This is just a test. Stop thinking.\n",num);
}
int aestest()
{
unsigned char keyblock[32];
/* Make a key; doesn't need to be a good key; make it 256 bits */
for(int i=0;i<32;i++){
keyblock[i] = i;
}
AFFILE *af = af_open("crypto.aff",O_CREAT|O_RDWR|O_TRUNC,0666);
if(!af) err(1,"af_open");
if(af_set_aes_key(af,keyblock,256)) err(1,"af_set_aes_key");
af_set_pagesize(af,65536);
/* Now, let's write some data of various sizes */
u_char test[1024],buf[1024],rbuf[1024];
size_t buflen = sizeof(buf);
make_test_seg(test,0);
for(u_int len=0;len<=strlen((const char *)test);len++){
if(af_update_seg(af,"page0",0,test,len)) err(1,"af_update_seg len=%d",len);
/* Now try to read the segment */
memset(buf,0,sizeof(buf));
buflen = sizeof(buf);
if(af_get_seg(af,"page0",0,(unsigned char *)buf,&buflen)){
err(1,"Could not read encrypted segment with length %d.\n",len);
}
if(buflen!=len){
printf("size of returned segment = %zd ",buflen);
printf("(should be %d) \n",len);
exit(0);
}
if(memcmp(buf,test,len)!=0){
printf("does not match\n");
printf(" wanted: %s\n",test);
printf(" got: %s\n",buf);
exit(0);
}
}
if(af_close(af)) err(1,"af_close");
/* Now re-open the file, do not set the encryption key, and see if we can read it */
int r;
memset(buf,0,sizeof(buf));
af = af_open("crypto.aff",O_RDONLY,0666);
buflen = sizeof(buf);
r = af_get_seg(af,"page0",0,(unsigned char *)buf,&buflen);
if(r!=-1) {
errx(1,"Error; attempt to read segment 'encrypted' succeded. It should have failed.");
}
/* Try to read 'encrypted/aes' */
r = af_get_seg(af,"encrypted/aes",0,(unsigned char *)buf,&buflen);
if(memcmp(buf,test,buflen)==0){
errx(1,"Error: segment encrypted/aes wasn't actually encrypted.");
}
af_close(af);
/* Now set the correct encryption key and see if we can read it */
af = af_open("crypto.aff",O_RDONLY,0666);
if(af_set_aes_key(af,keyblock,256)) err(1,"af_set_aes_key");
buflen = sizeof(buf);
memset(buf,0,sizeof(buf));
r = af_get_seg(af,"page0",0,(unsigned char *)buf,&buflen);
if(buflen != strlen((const char *)test)){
errx(1,"Error: Could not read encrypted segment after re-opening file");
}
if(memcmp(buf,test,buflen)!=0) errx(1,"Error: Re-read of file produces wrong data.");
printf("encrypted data read and decrypted: '%s'\n",buf);
/* Try to read a segment that doesn't eixst */
buflen = 0;
if(af_get_seg(af,"encrypted2",0,0,&buflen)==0){
errx(1,"Error: Attempt to get size of non-existant segment 'encrypted2' got %zd\n",buflen);
}
af_close(af);
/* Now set the wrong encryption key and see if we can read it */
memset(buf,0,sizeof(buf));
af = af_open("crypto.aff",O_RDONLY,0666);
keyblock[3] = 42;
if(af_set_aes_key(af,keyblock,256)) err(1,"af_set_aes_key");
buflen = sizeof(buf);
r = af_get_seg(af,"page0",0,(unsigned char *)buf,&buflen);
if(memcmp(buf,test,buflen)==0) errx(1,"Error: Setting wrong key still produces correct data.");
af_close(af);
printf("Basic crypto checks. Now check passphrase....\n");
/* Write the data with a passphrase and try to read it back */
af = af_open("crypto_pass.aff",O_CREAT|O_RDWR|O_TRUNC,0666);
if(!af) err(1,"af_open 3");
af_set_pagesize(af,65536);
if(af_establish_aes_passphrase(af,"yummy")) err(1,"af_establish_aes_passphrase");
if(af_use_aes_passphrase(af,"yummy")) err(1,"af_use_aes_passphrase");
if(af_update_seg(af,"page0",0,(const u_char *)test,strlen((const char *)test))) err(1,"af_update_seg failed at 3");
if(af_close(af)) err(1,"af_close at 3");
/* Now try to read it back */
memset(rbuf,0,sizeof(rbuf));
size_t rbuflen = sizeof(rbuf);
af = af_open("crypto_pass.aff",O_RDONLY,0666);
if(!af) err(1,"af_open 4");
if(af_get_seg(af,"page0",0,(unsigned char *)buf,&buflen)==0){
errx(1,"af_get_seg should have failed and didn't");
}
if(af_use_aes_passphrase(af,"yummy")) err(1,"af_set_passphrase 2");
rbuflen=sizeof(rbuf);
if(af_get_seg(af,"page0",0,(unsigned char *)rbuf,&rbuflen)){
errx(1,"af_get_seg failed");
}
if(rbuflen!=strlen((const char *)test)) errx(1,"Reading encrypted data returned wrong size");
if(memcmp(rbuf,test,rbuflen)!=0) errx(1,"Error: wrong data");
printf("encrypted data read with passphrase 'yummy': %s\n",rbuf);
af_close(af);
/* Try to change the passphrase */
af = af_open("crypto_pass.aff",O_RDWR,0666);
if(!af) err(1,"af_open 5");
if(af_change_aes_passphrase(af,"yummy","dummy")) err(1,"could not change passphrase");
af_close(af);
/* Try to read with new passphrase */
af = af_open("crypto_pass.aff",O_RDONLY,0666);
if(!af) err(1,"af_open 5");
memset(rbuf,0,sizeof(rbuf));
rbuflen = sizeof(rbuf);
if(af_use_aes_passphrase(af,"dummy")) err(1,"af_set_passphrase 2");
rbuflen=sizeof(rbuf);
if(af_get_seg(af,"page0",0,(unsigned char *)rbuf,&rbuflen)){
errx(1,"af_get_seg failed");
}
if(rbuflen!=strlen((const char *)test)) errx(1,"Reading encrypted with new passphrase data returned wrong size");
if(memcmp(rbuf,test,rbuflen)!=0) errx(1,"Error: wrong data");
printf("encrypted data read with new passphrase 'dummy': %s\n",rbuf);
af_close(af);
exit(0);
/* Now try to read with the wrong passphrase */
af = af_open("crypto.aff",O_RDONLY,0666);
if(af_use_aes_passphrase(af,"yummy2")) err(1,"af_set_passphrase 3");
buflen=sizeof(buf);
memset(buf,0,sizeof(buf));
if(af_get_seg(af,"page0",0,(unsigned char *)buf,&buflen)){
printf("Couldn't get data with wrong passphrase (that's good)\n");
}
printf("data read with wrong passphrase: %s\n",buf);
if(buflen>0 && memcmp(buf,test,buflen)==0){
errx(1,"Error: data fetched with wrong passphrase was not scrambled.");
}
af_close(af);
exit(0);
}
void readfile_test(const char *fname)
{
unsigned char buf[1024];
memset(buf,0,sizeof(buf));
AFFILE *af = af_open(fname,O_RDONLY,0666);
if(!af){
af_perror(fname);
err(1,"af_open(%s)",fname);
}
printf("using '%s'\n",af->v->name);
printf("af_get_imagesize()=%"PRId64" errno=%d\n",af_get_imagesize(af),errno);
int r = af_read(af,buf,sizeof(buf));
printf("af_read(af,buf,1024)=%d errno=%d\n",r,errno);
r = fwrite(buf,1,512,stdout);
assert(r==512);
af_close(af);
exit(0);
}
void zap(const char *fn)
{
unsigned char buf[1024*1024];
AFFILE *af = af_open(fn,O_RDWR,0666);
if(!af) err(1,"af_open(%s)",fn);
memset(buf,0,sizeof(buf));
if(af_write(af,buf,sizeof(buf))!=sizeof(buf)){
err(1,"af_write()");
}
af_close(af);
}
const char *fnames[] = {"foo.000","foo.001",
"foo.100","foo.101",
"bizmark.999","bizmark.A00",
"nutter.A99","nutter.AA0",
"bizmark.AZ9","bizmark.B00",
"glutten.afj","glutten.afk",
0,0};
void bugs_test()
{
for(int i=0;fnames[i];i+=2){
char buf[256];
strcpy(buf,fnames[i]);
if(split_raw_increment_fname(buf)){
err(1,"split_raw_increment_fname(%s) failed",fnames[i]);
}
printf("%s=>%s\n",fnames[i],buf);
if(strcmp(buf,fnames[i+1])!=0){
err(1,"split_raw_increment_fname(%s) should have returned %s",
fnames[i],fnames[i+1]);
}
}
const char *buf = "This is a test\n";
int len = strlen(buf);
AFFILE *af = af_open("bugs.aff",O_RDWR|O_CREAT|O_TRUNC,0666);
if(!af) err(1,"bugs.aff");
int r = af_write(af,(unsigned char *)buf,strlen(buf));
if(r!=len) err(1,"r=%d len=%d\n",r,len);
af_close(af);
}
void rsatest();
void xmltest(const char *fn);
void time_test()
{
exit(0);
}
#include <openssl/pem.h>
#include <openssl/bio.h>
void rsatest()
{
const EVP_MD *sha256 = EVP_get_digestbyname("sha256");
if(!sha256){
fprintf(stderr,"SHA256 not available\n");
return;
}
printf("Now try signing with X.509 certificates and EVP\n");
char ptext[16];
memset(ptext,0,sizeof(ptext));
strcpy(ptext,"Simson");
unsigned char sig[1024];
uint32_t siglen = sizeof(sig);
BIO *bp = BIO_new_file("signing_key.pem","r");
EVP_MD_CTX md;
EVP_PKEY *pkey = PEM_read_bio_PrivateKey(bp,0,0,0);
EVP_SignInit(&md,sha256);
EVP_SignUpdate(&md,ptext,sizeof(ptext));
EVP_SignFinal(&md,sig,&siglen,pkey);
/* let's try to verify it */
bp = BIO_new_file("signing_cert.pem","r");
X509 *x = 0;
PEM_read_bio_X509(bp,&x,0,0);
EVP_PKEY *pubkey = X509_get_pubkey(x);
printf("pubkey=%p\n",pubkey);
EVP_VerifyInit(&md,sha256);
EVP_VerifyUpdate(&md,ptext,sizeof(ptext));
int r = EVP_VerifyFinal(&md,sig,siglen,pubkey);
printf("r=%d\n",r);
printf("do it again...\n");
EVP_VerifyInit(&md,sha256);
EVP_VerifyUpdate(&md,ptext,sizeof(ptext));
r = EVP_VerifyFinal(&md,sig,siglen,pubkey);
printf("r=%d\n",r);
printf("make a tiny change...\n");
ptext[0]='f';
EVP_VerifyInit(&md,sha256);
EVP_VerifyUpdate(&md,ptext,sizeof(ptext));
r = EVP_VerifyFinal(&md,sig,siglen,pubkey);
printf("r=%d\n",r);
}
void xmlseg(BIO *bp,AFFILE *af,const char *segname)
{
BIO_printf(bp," <segment>\n");
BIO_printf(bp," <name>%s</name>\n",segname);
/* Get the signature and base64 it (if we can) */
u_char sigbuf[1024];
size_t sigbuf_len = sizeof(sigbuf);
char segname_sig[1024];
strlcpy(segname_sig,segname,sizeof(segname_sig));
strlcat(segname_sig,AF_SIG256_SUFFIX,sizeof(segname_sig));
if(af_get_seg(af,segname_sig,0,sigbuf,&sigbuf_len)==0){
char sigbuf48[2048];
int sigbuf48_len = b64_ntop(sigbuf,sigbuf_len,sigbuf48,sizeof(sigbuf48));
sigbuf48[sigbuf48_len] = 0; // null terminate
BIO_printf(bp," <sig>%s</sig>\n",sigbuf48);
}
BIO_printf(bp," </segment>\n");
}
void xmltest(const char *fn)
{
BIO *bp = BIO_new(BIO_s_mem());
AFFILE *af = af_open(fn,O_RDONLY,0);
if(!af) err(1,"%s",fn);
char segname[AF_MAX_NAME_LEN];
while(af_get_next_seg(af,segname,sizeof(segname),0,0,0)==0){
xmlseg(bp,af,segname);
}
char *buf=0;
ssize_t len = BIO_get_mem_data(bp,&buf);
int r = fwrite(buf,1,len,stdout);
assert(r==len);
}
void image_test()
{
char fn[1024];
printf("Imaging test...\n");
filename(fn,sizeof(fn),"test_image");
unlink(fn); // make sure it is gone
AFFILE *af = af_open(fn,O_CREAT|O_RDWR|O_TRUNC,0666);
if(!af) err(1,"af_open");
}
void usage()
{
printf("usage: %s [options]\n",progname);
printf(" -e ext = use ext for extension (default is %s)\n",opt_ext);
printf(" -p protocol = use protocol for protocol (default is %s)\n",opt_protocol);
printf(" -a = do all tests (except -L)\n");
printf(" -b = do the bugs test (tests things that were reported and fixed)\n");
printf(" -1 = do sequential test\n");
printf(" -2 = do reverse test\n");
printf(" -3 = do random write test\n");
printf(" -4 = do random read test\n");
printf(" -5 = do maxsize multi-file test\n");
printf(" -6 = sparse file test\n");
printf(" -B = run large file test (needs 5GB of disk)\n");
printf(" -L = use LZMA compression\n");
printf(" -r = perform RSA tests\n");
printf(" -d<dir> = use <dir> as the working dir for files (default is %s)\n",tempdir);
printf(" -D<filename> = write debugging trace to <filename>\n");
printf(" -f<dev> = run af_figure_media on dev and print the results\n");
printf(" -c filename = compress filename and output to stdout\n");
printf(" -T = just test the LZMA compression\n");
printf(" -q = quite; just report errors\n");
printf(" -R filename = just try to read the first 1024 bytes of a file and print what happens...\n");
printf(" -t = run some timing tests\n");
printf(" -n nn = sets MAX_FMTS (default %d)\n",MAX_FMTS);
printf(" -i image write speed test (lots of small pages)\n");
printf(" -v = verbose\n");
printf(" -S filename = perform split-raw tests on filename\n");
#ifdef HAVE_AES_ENCRYPT
printf(" -C = just test AES encryption\n");
#endif
printf(" -x fn = xml test\n");
printf(" -z fn = open up fn for writing and zap it.\n");
}
int split_raw_test(const char *fn)
{
void srp_dump(AFFILE *af);
AFFILE *af = af_open(fn,O_RDONLY,0666);
if(!af) err(1,"af_open:%s",fn);
printf("split_raw imagesize: %"PRId64"\n",af_get_imagesize(af));
srp_dump(af);
af_close(af);
return 0;
}
int main(int argc,char **argv)
{
progname = argv[0];
int do_bugs = 0;
int do_sequential = 0;
int do_reverse = 0;
int do_random_write_test = 0;
int do_random_read_test = 0;
int do_large_file = 0;
int do_maxsize_test = 0;
int random_repeat = 1;
int do_sparse_test = 0;
int do_all=0;
int do_image_test =1;
int ch;
const char *bigdir = getenv(AFFLIB_BIGTMP); // use by default
if(bigdir) tempdir = bigdir;
setvbuf(stdout,0,_IONBF,0);
//putenv(AFFLIB_CACHE_STATS"=1");
if(argc==1){
printf("running all tests with -a option (exception bigfile test)\n");
do_all = 1;
}
while ((ch = getopt(argc, argv, "b123456aBLd:h?f:e:c:TCp:rx:R:z:tn:D:S:")) != -1) {
switch(ch){
case 'D': af_trace = fopen(optarg,"w");break;
case 'R': readfile_test(optarg); break;
case 'b':
do_bugs = 1;
break;
case '1':
do_sequential = 1;
break;
case '2':
do_reverse = 1;
break;
case '3':
do_random_write_test = 1;
break;
case '4':
do_random_read_test = 1;
break;
case '5':
do_maxsize_test = 1;
break;
case '6': do_sparse_test = 1; break;
case 'l':
random_repeat = atoi(optarg);
break;
case 'B':
do_large_file = 1;
break;
case 'n': MAX_FMTS = atoi(optarg); break;
case 't': time_test(); break;
case 'L': opt_compression_type = AF_COMPRESSION_ALG_LZMA; break;
case 'T': lzma_test(); break;
case 'r': rsatest(); break;
case 'a':
do_all = 1;
break;
case 'z':
zap(optarg);break;
case 'd': tempdir = optarg; break;
case 'f': figure(optarg); break;
case 'e': opt_ext = optarg; break;
case 'c': compress(optarg); break;
case 'p': opt_protocol = optarg; break;
case 'x': xmltest(optarg);break;
case 'C': aestest(); break;
case 'i': do_image_test=1;break;
case 'S': split_raw_test(optarg);exit(0);
case 'h':
case '?':
default:
usage();
}
}
if(do_bugs || do_all) bugs_test();
if(do_sequential || do_all) sequential_test();
if(do_reverse || do_all ) reverse_test();
if(do_maxsize_test || do_all) maxsize_test();
if(do_sparse_test || do_all) sparse_test();
if(do_image_test || do_all) image_test();
for(int i=0;i<random_repeat;i++){
if(do_random_read_test || do_all) random_read_test(256*1024,rand() % 65536);
if(do_random_write_test || do_all) random_write_test();
}
if(do_large_file) large_file_test();
/* Now erase the files ... */
unlink("test_random.aff");
unlink("test_reverse.aff");
unlink("test_random_contents.aff");
unlink("test_sequential.aff");
unlink("bugs.aff");
unlink("test_random_contents.img");
unlink("sparse.aff");
return 0;
}

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