Version v0.3.9 - fix truerng

otp.c

@@ -331,7 +331,7 @@ int interactive_mode(void) {
 void show_main_menu(void) {
 
 
-    printf("\n=========================== Main Menu - OTP v0.3.7 ===========================\n\n");
+    printf("\n=========================== Main Menu - OTP v0.3.8 ===========================\n\n");
 
     printf(" \033[4mT\033[0mext encrypt\n");    //TEXT ENCRYPT
     printf(" \033[4mF\033[0mile encrypt\n");    //FILE ENCRYPT
@@ -3243,7 +3243,7 @@ int generate_ascii_armor(const char* chksum, uint64_t offset, const unsigned cha
     strcpy(*ascii_output, "-----BEGIN OTP MESSAGE-----\n");
     
     char temp_line[256];
-    snprintf(temp_line, sizeof(temp_line), "Version: v0.3.7\n");
+    snprintf(temp_line, sizeof(temp_line), "Version: v0.3.8\n");
     strcat(*ascii_output, temp_line);
     
     snprintf(temp_line, sizeof(temp_line), "Pad-ChkSum: %s\n", chksum);
@@ -4729,7 +4729,27 @@ int handle_add_entropy_to_pad(const char* pad_chksum) {
             return 1;
     }
     
-    // Get entropy amount
+    size_t target_bytes;
+    
+    // For TrueRNG, automatically use the full pad size
+    if (entropy_source == ENTROPY_SOURCE_TRUERNG) {
+        // Get the pad file size
+        char pad_path[1024];
+        char state_path[1024];
+        get_pad_path(pad_chksum, pad_path, state_path);
+        
+        struct stat pad_stat;
+        if (stat(pad_path, &pad_stat) != 0) {
+            printf("Error: Cannot get pad file size\n");
+            return 1;
+        }
+        
+        target_bytes = (size_t)pad_stat.st_size;
+        printf("\nTrueRNG selected - will enhance entire pad with hardware entropy\n");
+        printf("Pad size: %.2f GB (%zu bytes)\n",
+               (double)target_bytes / (1024.0 * 1024.0 * 1024.0), target_bytes);
+    } else {
+        // For other entropy sources, show the selection menu
         printf("\nEntropy collection options:\n");
         printf(" 1. Recommended (2048 bytes) - Optimal security\n");
         printf(" 2. Minimum (1024 bytes) - Good security\n");
@@ -4743,7 +4763,7 @@ int handle_add_entropy_to_pad(const char* pad_chksum) {
             return 1;
         }
         
-    size_t target_bytes = 2048; // Default
+        target_bytes = 2048; // Default
         int amount_choice = atoi(amount_input);
         
         switch (amount_choice) {
@@ -4775,6 +4795,7 @@ int handle_add_entropy_to_pad(const char* pad_chksum) {
                 target_bytes = 2048; // Default to recommended
                 break;
         }
+    }
     
     printf("\nCollecting %zu bytes of entropy from selected source...\n", target_bytes);
     
@@ -4824,7 +4845,7 @@ int handle_add_entropy_to_pad(const char* pad_chksum) {
 
 
 void print_usage(const char* program_name) {
-    printf("OTP Cipher - One Time Pad Implementation v0.3.7\n");
+    printf("OTP Cipher - One Time Pad Implementation v0.3.8\n");
     printf("Built for testing entropy system\n");
     printf("Usage:\n");
     printf("  %s                                         - Interactive mode\n", program_name);