Version v0.2.78 - Fixed base64 data parsing - added fallback for data lines without empty separator

decrypted.bin

@@ -1 +0,0 @@
-Test file content for decryption

encrypted.txt

@@ -1,11 +0,0 @@
-
-
------BEGIN OTP MESSAGE-----
-Version: v0.2.72
-Pad-ChkSum: 97d9d82b5414a9439102f3811fb90ab1d6368a00d33229a18b306476f9d04f82
-Pad-Offset: 2873419
-
-iR6J7HHK1Oc6
------END OTP MESSAGE-----
-
-

otp.c

@@ -1626,38 +1626,59 @@ int decrypt_text_silent(const char* pad_identifier, const char* encrypted_messag
     char base64_data[MAX_INPUT_SIZE * 2] = {0};
     int in_data_section = 0;
     
+    fprintf(stderr, "DEBUG: decrypt_text_silent called\n");
+    fprintf(stderr, "DEBUG: encrypted_message is %s\n", encrypted_message ? "not NULL" : "NULL");
+    
     if (encrypted_message != NULL) {
+        fprintf(stderr, "DEBUG: Message length: %lu\n", strlen(encrypted_message));
+        fprintf(stderr, "DEBUG: First 50 chars: %.50s\n", encrypted_message);
+        
         // Parse provided encrypted message
         char *message_copy = strdup(encrypted_message);
         char *line_ptr = strtok(message_copy, "\n");
         
         int found_begin = 0;
         while (line_ptr != NULL) {
+            fprintf(stderr, "DEBUG: Processing line: '%s'\n", line_ptr);
+            
             if (strcmp(line_ptr, "-----BEGIN OTP MESSAGE-----") == 0) {
                 found_begin = 1;
+                fprintf(stderr, "DEBUG: Found BEGIN header\n");
             }
             else if (strcmp(line_ptr, "-----END OTP MESSAGE-----") == 0) {
+                fprintf(stderr, "DEBUG: Found END header\n");
                 break;
             }
             else if (found_begin) {
                 if (strncmp(line_ptr, "Pad-ChkSum: ", 12) == 0) {
                     strncpy(stored_chksum, line_ptr + 12, 64);
                     stored_chksum[64] = '\0';
+                    fprintf(stderr, "DEBUG: Found checksum: %.16s...\n", stored_chksum);
                 }
                 else if (strncmp(line_ptr, "Pad-Offset: ", 12) == 0) {
                     pad_offset = strtoull(line_ptr + 12, NULL, 10);
+                    fprintf(stderr, "DEBUG: Found offset: %lu\n", pad_offset);
                 }
                 else if (strlen(line_ptr) == 0) {
                     in_data_section = 1;
+                    fprintf(stderr, "DEBUG: Entering data section\n");
                 }
                 else if (in_data_section) {
                     strncat(base64_data, line_ptr, sizeof(base64_data) - strlen(base64_data) - 1);
+                    fprintf(stderr, "DEBUG: Added data line: %s\n", line_ptr);
+                }
+                else if (strncmp(line_ptr, "Version:", 8) != 0 && strncmp(line_ptr, "Pad-", 4) != 0) {
+                    // This might be base64 data without a blank line separator
+                    strncat(base64_data, line_ptr, sizeof(base64_data) - strlen(base64_data) - 1);
+                    fprintf(stderr, "DEBUG: Added potential data line: %s\n", line_ptr);
                 }
             }
             line_ptr = strtok(NULL, "\n");
         }
         free(message_copy);
         
+        fprintf(stderr, "DEBUG: Parsing complete. found_begin=%d, base64_data='%s'\n", found_begin, base64_data);
+        
         if (!found_begin) {
             fprintf(stderr, "Error: Invalid message format - missing BEGIN header\n");
             return 1;