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Add some verification code to detect the "7z e" problem

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This commit is contained in:
jsteube 2019-02-27 09:47:28 +01:00
parent 85f0516e81
commit 512b8ed5d6
1 changed files with 50 additions and 0 deletions
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50
src/user_options.c
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@ -12,6 +12,7 @@
#include "shared.h"
#include "usage.h"
#include "outfile.h"
#include "opencl.h"
#include "user_options.h"
#ifdef WITH_BRAIN
@ -2524,6 +2525,55 @@ int user_options_check_files (hashcat_ctx_t *hashcat_ctx)
}
}
// single kernel and module existence check to detect "7z e" errors
char *modulefile = (char *) hcmalloc (HCBUFSIZ_TINY);
module_filename (folder_config, 0, modulefile, HCBUFSIZ_TINY);
if (hc_path_exist (modulefile) == false)
{
event_log_error (hashcat_ctx, "%s: %s", modulefile, strerror (errno));
event_log_warning (hashcat_ctx, "If you are using the hashcat binary package this error typically indicates a problem during extraction.");
event_log_warning (hashcat_ctx, "For example, using \"7z e\" instead of using \"7z x\".");
event_log_warning (hashcat_ctx, NULL);
return -1;
}
const int rc = hashconfig_init (hashcat_ctx);
if (rc == -1)
{
event_log_error (hashcat_ctx, "%s: module initialization failed", modulefile);
return -1;
}
hashconfig_destroy (hashcat_ctx);
hcfree (modulefile);
// same check but for an OpenCL kernel
char *kernelfile = (char *) hcmalloc (HCBUFSIZ_TINY);
generate_source_kernel_filename (false, ATTACK_EXEC_OUTSIDE_KERNEL, ATTACK_KERN_STRAIGHT, 400, 0, folder_config->shared_dir, kernelfile);
if (hc_path_read (kernelfile) == false)
{
event_log_error (hashcat_ctx, "%s: %s", kernelfile, strerror (errno));
event_log_warning (hashcat_ctx, "If you are using the hashcat binary package this error typically indicates a problem during extraction.");
event_log_warning (hashcat_ctx, "For example, using \"7z e\" instead of using \"7z x\".");
event_log_warning (hashcat_ctx, NULL);
return -1;
}
hcfree (kernelfile);
// loopback - can't check at this point
// tuning file check already done