From: Nishi <nishi@nishi.boats>
Date: Tue, 20 Aug 2024 21:10:25 +0000 (+0000)
Subject: make rv_sha512 return sha512 hash str
X-Git-Url: https://git.chaotic.ninja/gitweb/nishi/?a=commitdiff_plain;h=524cd853294016d42532d6b827bffa9c7035ffde;p=repoview.git

make rv_sha512 return sha512 hash str

git-svn-id: file:///raid/svn-personal/repoview/trunk@4 7e8b2a19-8934-dd40-8cb3-db22cdd5a80f
---

diff --git a/CGI/rv_sha512.h b/CGI/rv_sha512.h
index 8628fe8..3aeebe1 100644
--- a/CGI/rv_sha512.h
+++ b/CGI/rv_sha512.h
@@ -3,6 +3,6 @@
 #ifndef __RV_SHA512_H__
 #define __RV_SHA512_H__
 
-unsigned char* rv_sha512(const char* string);
+char* rv_sha512(const char* string);
 
 #endif
diff --git a/CGI/sha512.c b/CGI/sha512.c
index 83d0214..592d3f1 100644
--- a/CGI/sha512.c
+++ b/CGI/sha512.c
@@ -7,8 +7,16 @@
 #include <stdlib.h>
 #include <string.h>
 
-unsigned char* rv_sha512(const char* string) {
+char* rv_sha512(const char* string) {
+	const char hex[] = "0123456789abcdef";
 	unsigned char* hash = malloc(SHA512_DIGEST_LENGTH);
 	SHA512((const unsigned char*)string, strlen(string), hash);
-	return hash;
+	char* str = malloc(512 / 4 + 1);
+	int i;
+	for(i = 0; i < 512 / 8; i++) {
+		str[2 * i + 0] = hex[(hash[i] >> 4) & 0xf];
+		str[2 * i + 1] = hex[(hash[i] & 0xf)];
+	}
+	free(hash);
+	return str;
 }