From: Niels Möller <nisse@lysator.liu.se>
Date: Tue, 24 Jun 2025 16:40:12 +0000 (+0200)
Subject: Update sha-example.c.
X-Git-Url: http://git.ipfire.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=fa7887c3b027510f2d8f1fb90359b25386872bb3;p=thirdparty%2Fnettle.git

Update sha-example.c.
---

diff --git a/ChangeLog b/ChangeLog
index e4634851..5b84b5f5 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2025-06-24  Niels Möller  <nisse@lysator.liu.se>
+
+	* sha-example.c (main): Update to use sha256 rather than sha1, and
+	new use sha256_digest interface.
+
 2025-06-23  Niels Möller  <nisse@lysator.liu.se>
 
 	* blowfish-bcrypt.c (ibcrypt): Simplify salt logic, eliminating a
diff --git a/sha-example.c b/sha-example.c
index dcd889c7..eb024e6d 100644
--- a/sha-example.c
+++ b/sha-example.c
@@ -1,7 +1,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 
-#include <nettle/sha1.h>
+#include <nettle/sha2.h>
 
 #define BUF_SIZE 1000
 
@@ -19,23 +19,23 @@ display_hex(unsigned length, uint8_t *data)
 int
 main(int argc, char **argv)
 {
-  struct sha1_ctx ctx;
+  struct sha256_ctx ctx;
   uint8_t buffer[BUF_SIZE];
-  uint8_t digest[SHA1_DIGEST_SIZE];
+  uint8_t digest[SHA256_DIGEST_SIZE];
   
-  sha1_init(&ctx);
+  sha256_init(&ctx);
   for (;;)
   {
     int done = fread(buffer, 1, sizeof(buffer), stdin);
-    sha1_update(&ctx, done, buffer);
+    sha256_update(&ctx, done, buffer);
     if (done < sizeof(buffer))
       break;
   }
   if (ferror(stdin))
     return EXIT_FAILURE;
 
-  sha1_digest(&ctx, SHA1_DIGEST_SIZE, digest);
+  sha256_digest(&ctx, digest);
 
-  display_hex(SHA1_DIGEST_SIZE, digest);
+  display_hex(SHA256_DIGEST_SIZE, digest);
   return EXIT_SUCCESS;  
 }