Debug Rules: Set --debug-file to $session.debugfile if --debug-mode was set by the user and --debug-file was not set

docs/changes.txt

@@ -72,6 +72,7 @@
 - Backend: with kernel build options, switch from -I to -D INCLUDE_PATH, in order to support Apple Metal runtime
 - CUDA Backend: moved functions to ext_cuda.c/ext_nvrtc.c and includes to ext_cuda.h/ext_nvrtc.h
 - Command Line: Disallow combinations of some options. for instance, using -t in -a 0 mode
+- Debug Rules: Set --debug-file to $session.debugfile if --debug-mode was set by the user and --debug-file was not set
 - Hardware Monitor: Add support for GPU device utilization readings using iokit on Apple Silicon (OpenCL and Metal)
 - Hash Info: show more information (Updated Hash-Format. Added Autodetect, Self-Test, Potfile and Plaintext encoding)
 - HIP Backend: moved functions to ext_hip.c/ext_hiprtc.c and includes to ext_hip.h/ext_hiprtc.h

src/debugfile.c

@@ -88,8 +88,9 @@ void debugfile_write_append (hashcat_ctx_t *hashcat_ctx, const u8 *rule_buf, con
 
 int debugfile_init (hashcat_ctx_t *hashcat_ctx)
 {
-  debugfile_ctx_t *debugfile_ctx = hashcat_ctx->debugfile_ctx;
-  user_options_t  *user_options  = hashcat_ctx->user_options;
+  const folder_config_t *folder_config = hashcat_ctx->folder_config;
+  const user_options_t  *user_options  = hashcat_ctx->user_options;
+        debugfile_ctx_t *debugfile_ctx = hashcat_ctx->debugfile_ctx;
 
   debugfile_ctx->enabled = false;
 
@@ -109,38 +110,31 @@ int debugfile_init (hashcat_ctx_t *hashcat_ctx)
 
   debugfile_ctx->enabled = true;
 
-  debugfile_ctx->mode     = user_options->debug_mode;
-  debugfile_ctx->filename = user_options->debug_file;
+  debugfile_ctx->mode = user_options->debug_mode;
 
-  if (debugfile_ctx->filename)
+  if (user_options->debug_file == NULL)
   {
-    if (hc_fopen (&debugfile_ctx->fp, debugfile_ctx->filename, "ab") == false)
-    {
-      event_log_error (hashcat_ctx, "Could not open --debug-file file for writing.");
-
-      return -1;
-    }
-
-    if (hc_lockfile (&debugfile_ctx->fp) == -1)
-    {
-      hc_fclose (&debugfile_ctx->fp);
+    hc_asprintf (&debugfile_ctx->filename, "%s/hashcat.debugfile", folder_config->profile_dir);
+  }
+  else
+  {
+    debugfile_ctx->filename = user_options->debug_file;
+  }
 
-      event_log_error (hashcat_ctx, "%s: %s", debugfile_ctx->filename, strerror (errno));
+  if (hc_fopen (&debugfile_ctx->fp, debugfile_ctx->filename, "ab") == false)
+  {
+    event_log_error (hashcat_ctx, "Could not open --debug-file file for writing.");
 
-      return -1;
-    }
+    return -1;
   }
-  else
+
+  if (hc_lockfile (&debugfile_ctx->fp) == -1)
   {
-    HCFILE *fp = &debugfile_ctx->fp;
-
-    fp->fd       = fileno (stdout);
-    fp->pfp      = stdout;
-    fp->gfp      = NULL;
-    fp->ufp      = NULL;
-    fp->bom_size = 0;
-    fp->path     = NULL;
-    fp->mode     = NULL;
+    hc_fclose (&debugfile_ctx->fp);
+
+    event_log_error (hashcat_ctx, "%s: %s", debugfile_ctx->filename, strerror (errno));
+
+    return -1;
   }
 
   return 0;

src/user_options.c

@@ -1114,16 +1114,6 @@ int user_options_sanity (hashcat_ctx_t *hashcat_ctx)
     return -1;
   }
 
-  if (user_options->debug_file != NULL)
-  {
-    if (user_options->debug_mode < 1)
-    {
-      event_log_error (hashcat_ctx, "Parameter --debug-file requires --debug-mode.");
-
-      return -1;
-    }
-  }
-
   if (user_options->induction_dir != NULL)
   {
     if (user_options->attack_mode == ATTACK_MODE_BF)