First commit on a late git install

2025-08-09 10:23:28 -04:00
commit ca6b4754f9
88 changed files with 18219 additions and 0 deletions
--- a/examples/simple_keygen.c
+++ b/examples/simple_keygen.c
@@ -0,0 +1,95 @@
+/*
+ * Simple Key Generation Example
+ * 
+ * This example demonstrates basic NOSTR key generation using the nostr_core library.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include "nostr_core.h"
+
+int main() {
+    printf("NOSTR Core Library - Simple Key Generation Example\n");
+    printf("==================================================\n\n");
+    
+    // Initialize the library
+    if (nostr_init() != NOSTR_SUCCESS) {
+        fprintf(stderr, "Failed to initialize NOSTR core library\n");
+        return 1;
+    }
+    
+    printf("✓ NOSTR core library initialized\n\n");
+    
+    // Generate a random keypair
+    unsigned char private_key[NOSTR_PRIVATE_KEY_SIZE];
+    unsigned char public_key[NOSTR_PUBLIC_KEY_SIZE];
+    
+    printf("Generating random NOSTR keypair...\n");
+    int result = nostr_generate_keypair(private_key, public_key);
+    
+    if (result != NOSTR_SUCCESS) {
+        fprintf(stderr, "Failed to generate keypair: %s\n", nostr_strerror(result));
+        nostr_cleanup();
+        return 1;
+    }
+    
+    // Convert keys to hex format
+    char private_hex[NOSTR_HEX_KEY_SIZE];
+    char public_hex[NOSTR_HEX_KEY_SIZE];
+    
+    nostr_bytes_to_hex(private_key, NOSTR_PRIVATE_KEY_SIZE, private_hex);
+    nostr_bytes_to_hex(public_key, NOSTR_PUBLIC_KEY_SIZE, public_hex);
+    
+    // Convert keys to bech32 format
+    char nsec_bech32[NOSTR_BECH32_KEY_SIZE];
+    char npub_bech32[NOSTR_BECH32_KEY_SIZE];
+    
+    if (nostr_key_to_bech32(private_key, "nsec", nsec_bech32) != NOSTR_SUCCESS ||
+        nostr_key_to_bech32(public_key, "npub", npub_bech32) != NOSTR_SUCCESS) {
+        fprintf(stderr, "Failed to convert keys to bech32 format\n");
+        nostr_cleanup();
+        return 1;
+    }
+    
+    // Display the generated keys
+    printf("✓ Keypair generated successfully!\n\n");
+    printf("Private Key (hex): %s\n", private_hex);
+    printf("Public Key (hex):  %s\n", public_hex);
+    printf("nsec (bech32):     %s\n", nsec_bech32);
+    printf("npub (bech32):     %s\n", npub_bech32);
+    
+    printf("\n=== Key Validation Test ===\n");
+    
+    // Test key validation by decoding the generated nsec
+    unsigned char decoded_private_key[NOSTR_PRIVATE_KEY_SIZE];
+    result = nostr_decode_nsec(nsec_bech32, decoded_private_key);
+    
+    if (result == NOSTR_SUCCESS) {
+        printf("✓ nsec validation: PASSED\n");
+        
+        // Verify the decoded key matches the original
+        int keys_match = 1;
+        for (int i = 0; i < NOSTR_PRIVATE_KEY_SIZE; i++) {
+            if (private_key[i] != decoded_private_key[i]) {
+                keys_match = 0;
+                break;
+            }
+        }
+        
+        if (keys_match) {
+            printf("✓ Key consistency: PASSED\n");
+        } else {
+            printf("✗ Key consistency: FAILED\n");
+        }
+    } else {
+        printf("✗ nsec validation: FAILED (%s)\n", nostr_strerror(result));
+    }
+    
+    // Cleanup
+    nostr_cleanup();
+    
+    printf("\nExample completed successfully!\n");
+    printf("You can now use these keys with NOSTR applications.\n");
+    
+    return 0;
+}