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-rw-r--r--lib/libalpm/sha1.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/libalpm/sha1.c b/lib/libalpm/sha1.c
index d9a9118d..fd5f1e4a 100644
--- a/lib/libalpm/sha1.c
+++ b/lib/libalpm/sha1.c
@@ -387,6 +387,7 @@ char* _alpm_SHAFile(char *filename) {
FILE *file;
struct sha_ctx context;
int len, i;
+ char hex[3];
unsigned char buffer[1024], digest[20];
char *ret;
@@ -405,7 +406,8 @@ char* _alpm_SHAFile(char *filename) {
ret = (char*)malloc(41);
ret[0] = '\0';
for(i = 0; i < 20; i++) {
- sprintf(ret+(i*2), "%02x", digest[i]);
+ snprintf(hex, 3, "%02x", digest[i]);
+ strncat(ret, hex, 2);
}
_alpm_log(PM_LOG_DEBUG, _("sha1(%s) = %s"), filename, ret);
return(ret);