/** Start cracking and does not stop until it has either been interrupted by
a signal or the password either is found or wordlist or charset is exhausted
*/
int runCrack(char *password, struct custom_salt *cs)
{
bool found = false;
uint8_t cpw[128];
memcpy(cpw, cs->encKeyWorkSpace, 128);
if (strlen(password) < 32)
strcpy((char*)cpw, password);
else {
strncpy((char*)cpw, password, 32);
}
if (!cs->workWithUser && !cs->knownPassword) {
memcpy(cpw, pad, 32);
if (cs->e.revision == 2)
found = runCrackRev2_o(cs, cpw);
else
found = runCrackRev3_o(cs, cpw);
} else if (cs->e.revision == 2) {
if (cs->workWithUser)
found = runCrackRev2(cs, cpw);
else
/** knownPassword */
found = runCrackRev2_of(cs, cpw);
} else {
if (cs->workWithUser)
found = runCrackRev3(cs, cpw);
else
/** knownPassword */
found = runCrackRev3_of(cs, cpw);
}
return found;
}
static void pdf_128b_bench(int numThreads, const unsigned int numCpuCores) {
clock_t startTime, endTime;
struct timeval wallTimeStart, wallTimeEnd;
uint8_t o_string[32] = {0xcf, 0xeb, 0x57, 0x1b, 0xa4, 0x56, 0x35, 0x19,
0x4e, 0x09, 0x95, 0x24, 0x23, 0xf3, 0x9b, 0x81,
0x05, 0xae, 0xbc, 0xb2, 0x8c, 0x18, 0xd2, 0xbb,
0xff, 0x00, 0xc9, 0xaa, 0x3f, 0x36, 0xe3, 0x13};
uint8_t u_string[32] = {0x72, 0xf6, 0x56, 0x9e, 0xda, 0x7d, 0x20, 0x1a,
0x10, 0x6d, 0x8a, 0x5b, 0xfa, 0xb2, 0xe9, 0xc0,
0x28, 0xbf, 0x4e, 0x5e, 0x4e, 0x75, 0x8a, 0x41,
0x64, 0x00, 0x4e, 0x56, 0xff, 0xfa, 0x01, 0x08};
uint8_t fileid[16] = {0xc9, 0xaa, 0x55, 0xc3, 0x6f, 0x3f, 0x5e, 0x84,
0x0d, 0x3d, 0x96, 0x8b, 0x97, 0xdb, 0xb2, 0xfe};
EncData e = {
handler,
o_string,
u_string,
fileid,
true,
16, 1, 4, 128, -2359344, 3, 2
};
initPDFCrack(&e, NULL, true, NULL, Generative, NULL, charset, 0, 4, true, numThreads, numCpuCores, 1, 1);
startTime = clock();
runCrackRev3();
endTime = clock();
print_and_clean("PDF (128, user):", getNrProcessed(), &startTime, &endTime);
initPDFCrack(&e, NULL, false, NULL, Generative, NULL, charset, 0, 4, true, numThreads, numCpuCores, 1, 1);
startTime = clock();
runCrackRev3_o();
endTime = clock();
print_and_clean("PDF (128, owner):", getNrProcessed(), &startTime, &endTime);
initPDFCrack(&e, password, false, NULL, Generative, NULL, charset, 0, 4, true, numThreads, numCpuCores, 1, 1);
startTime = clock();
runCrackRev3_of();
endTime = clock();
print_and_clean("PDF (128, owner, fast):", getNrProcessed(), &startTime, &endTime);
if (numThreads > 0) {
printf("\n");
printf("Benchmark (Wall time):\tAverage Speed (passwords / second):\n");
initPDFCrack(&e, NULL, true, NULL, Generative, NULL, charset, 0, 5, true, numThreads, numCpuCores, 1, 1);
gettimeofday(&wallTimeStart, NULL);
runCrackMultiThreads();
gettimeofday(&wallTimeEnd, NULL);
char buf[32];
sprintf(buf, "PDF (128, user, %i threads):", numThreads);
print_and_clean_wall_time(buf, getNrProcessed(), wallTimeStart, wallTimeEnd);
}
}
static void
pdf_128b_bench(void) {
clock_t startTime, endTime;
uint8_t o_string[32] = { 0xcf, 0xeb, 0x57, 0x1b, 0xa4, 0x56, 0x35, 0x19,
0x4e, 0x09, 0x95, 0x24, 0x23, 0xf3, 0x9b, 0x81,
0x05, 0xae, 0xbc, 0xb2, 0x8c, 0x18, 0xd2, 0xbb,
0xff, 0x00, 0xc9, 0xaa, 0x3f, 0x36, 0xe3, 0x13 };
uint8_t u_string[32] = { 0x72, 0xf6, 0x56, 0x9e, 0xda, 0x7d, 0x20, 0x1a,
0x10, 0x6d, 0x8a, 0x5b, 0xfa, 0xb2, 0xe9, 0xc0,
0x28, 0xbf, 0x4e, 0x5e, 0x4e, 0x75, 0x8a, 0x41,
0x64, 0x00, 0x4e, 0x56, 0xff, 0xfa, 0x01, 0x08 };
uint8_t fileid[16] = { 0xc9, 0xaa, 0x55, 0xc3, 0x6f, 0x3f, 0x5e, 0x84,
0x0d, 0x3d, 0x96, 0x8b, 0x97, 0xdb, 0xb2, 0xfe };
EncData e = {
handler,
o_string,
u_string,
fileid,
true,
16, 1, 4, 128, -2359344, 3, 2
};
initPDFCrack(&e, NULL, true, NULL, Generative, NULL, charset, 0, 4, true);
startTime = clock();
runCrackRev3();
endTime = clock();
print_and_clean("PDF (128, user):", getNrProcessed(), &startTime, &endTime);
initPDFCrack(&e, NULL, false, NULL, Generative, NULL, charset, 0, 4, true);
startTime = clock();
runCrackRev3_o();
endTime = clock();
print_and_clean("PDF (128, owner):", getNrProcessed(), &startTime, &endTime);
initPDFCrack(&e,password, false, NULL, Generative, NULL, charset, 0, 4,true);
startTime = clock();
runCrackRev3_of();
endTime = clock();
print_and_clean("PDF (128, owner, fast):",
getNrProcessed(), &startTime, &endTime);
}
