From df66a0f6798098c384c222d2ab67b37d7275c58c Mon Sep 17 00:00:00 2001
From: Tollef Fog Heen <tfheen@err.no>
Date: Thu, 17 Jul 2008 20:20:54 +0200
Subject: [PATCH] More sha1 from gnulib updates; update the rest of the source
 tree too

---
 Makefile.am        |  1 +
 backuppcd-passwd.c | 27 +++++++++++++++++++++++++--
 libbackuppcd.c     |  8 ++++----
 3 files changed, 30 insertions(+), 6 deletions(-)

diff --git a/Makefile.am b/Makefile.am
index 8b72750..76b1c48 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -26,5 +26,6 @@ backuppcd_tar_SOURCES = backuppcd-tar.c \
 	net.c \
 	backuppcd-common.c
 
+backuppcd_passwd_LDADD = lib/libgnu.a
 #backuppcd_passwd_SOURCES = backuppcd-passwd.c \
 #
\ No newline at end of file
diff --git a/backuppcd-passwd.c b/backuppcd-passwd.c
index b6ba4f1..b05e385 100644
--- a/backuppcd-passwd.c
+++ b/backuppcd-passwd.c
@@ -1,7 +1,30 @@
 #include "compat.h"
-#include "sha1.h"
+#include "lib/sha1.h"
 #include <stdio.h>
 
+static char * sha1sum(char *string) {
+	unsigned char digest[20];
+	static char ret[(sizeof(digest) * 2) + 1] = {0};
+	static char hexabet[] = "0123456789abcdef";
+	struct sha1_ctx ctx;
+	int retcnt = 0, i;
+
+	sha1_init_ctx(&ctx);
+
+	sha1_process_bytes(string, strlen(string), &ctx);
+
+	sha1_finish_ctx(&ctx, digest);
+
+	for (i = 0; i < sizeof(digest); i++) {
+		ret[retcnt++] = hexabet[(digest[i] & 0xf0) >> 4];
+		ret[retcnt++] = hexabet[digest[i] & 0xf];
+	}
+
+	ret[retcnt] = '\0';
+
+	return(ret);
+}
+
 int main(int argc, char **argv) {
 	char *plaintext;
 	char *fgets_ret;
@@ -43,7 +66,7 @@ int main(int argc, char **argv) {
 		exit(EXIT_FAILURE);
 	}
 
-	printf("%s\n", SHA1sum(plaintext));
+	printf("%s\n", sha1sum(plaintext));
 
 	return(EXIT_SUCCESS);
 }
diff --git a/libbackuppcd.c b/libbackuppcd.c
index c123fcc..099735d 100644
--- a/libbackuppcd.c
+++ b/libbackuppcd.c
@@ -2,7 +2,7 @@
 #include "backuppcd.h"
 #include "backuppcd-common.h"
 #include "libbackuppcd.h"
-#include "sha1.h"
+#include "lib/sha1.h"
 #include "net.h"
 
 #define BPC_CMD_GET_DATA (BPC_CMD_GET | 0x100)
@@ -1525,7 +1525,7 @@ int bpc_rdiffget(BPC_CONN *handle, const char *remote_src, const char *dest) {
 			break;
 		case BPC_HASH_SHA1:
 			hash_ent_size = (160 / 8);
-			hash_handle = malloc(sizeof(SHA1_CTX));
+			hash_handle = malloc(sizeof(struct sha1_ctx));
 			break;
 		case BPC_HASH_BPC:
 			hash_ent_size = (128 / 8);
@@ -1567,8 +1567,8 @@ int bpc_rdiffget(BPC_CONN *handle, const char *remote_src, const char *dest) {
 			case BPC_HASH_NONE:
 				break;
 			case BPC_HASH_SHA1:
-				SHA1Init(hash_handle);
-				SHA1Update(hash_handle, buf, read_ret);
+				sha1_init_ctx(hash_handle);
+				sha1_process_bytes(buf, read_ret, hash_handle);
 //				SHA1Final(digest[20], hash_handle);
 				break;
 			case BPC_HASH_MD5:
-- 
2.39.5