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);
@@ -4729,51 +4729,72 @@ int handle_add_entropy_to_pad(const char* pad_chksum) {
             return 1;
     }
     
-    // Get entropy amount
-    printf("\nEntropy collection options:\n");
-    printf(" 1. Recommended (2048 bytes) - Optimal security\n");
-    printf(" 2. Minimum (1024 bytes) - Good security\n");
-    printf(" 3. Maximum (4096 bytes) - Maximum security\n");
-    printf(" 4. Custom amount\n");
-    printf("Enter choice (1-4): ");
+    size_t target_bytes;
     
-    char amount_input[10];
-    if (!fgets(amount_input, sizeof(amount_input), stdin)) {
-        printf("Error: Failed to read input\n");
-        return 1;
-    }
-    
-    size_t target_bytes = 2048; // Default
-    int amount_choice = atoi(amount_input);
-    
-    switch (amount_choice) {
-        case 1:
-            target_bytes = 2048;
-            break;
-        case 2:
-            target_bytes = 1024;
-            break;
-        case 3:
-            target_bytes = 4096;
-            break;
-        case 4:
-            printf("Enter custom amount (512-8192 bytes): ");
-            char custom_input[32];
-            if (!fgets(custom_input, sizeof(custom_input), stdin)) {
-                printf("Error: Failed to read input\n");
-                return 1;
-            }
-            
-            size_t custom_amount = (size_t)atoi(custom_input);
-            if (custom_amount < 512 || custom_amount > 8192) {
-                printf("Error: Invalid amount. Must be between 512 and 8192 bytes.\n");
-                return 1;
-            }
-            target_bytes = custom_amount;
-            break;
-        default:
-            target_bytes = 2048; // Default to recommended
-            break;
+    // 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");
+        printf(" 3. Maximum (4096 bytes) - Maximum security\n");
+        printf(" 4. Custom amount\n");
+        printf("Enter choice (1-4): ");
+        
+        char amount_input[10];
+        if (!fgets(amount_input, sizeof(amount_input), stdin)) {
+            printf("Error: Failed to read input\n");
+            return 1;
+        }
+        
+        target_bytes = 2048; // Default
+        int amount_choice = atoi(amount_input);
+        
+        switch (amount_choice) {
+            case 1:
+                target_bytes = 2048;
+                break;
+            case 2:
+                target_bytes = 1024;
+                break;
+            case 3:
+                target_bytes = 4096;
+                break;
+            case 4:
+                printf("Enter custom amount (512-8192 bytes): ");
+                char custom_input[32];
+                if (!fgets(custom_input, sizeof(custom_input), stdin)) {
+                    printf("Error: Failed to read input\n");
+                    return 1;
+                }
+                
+                size_t custom_amount = (size_t)atoi(custom_input);
+                if (custom_amount < 512 || custom_amount > 8192) {
+                    printf("Error: Invalid amount. Must be between 512 and 8192 bytes.\n");
+                    return 1;
+                }
+                target_bytes = custom_amount;
+                break;
+            default:
+                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);