X-Git-Url: http://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fopenssl%2Fdigest.c;h=b497c93bbdfe143c3dbd0117c09addc3e0710832;hb=c32235ac0ef4ce8af77d59c6186436c49c3d7386;hp=6e27b153f521b29e285ae010216e93d93f4f6947;hpb=dcf9e6c3e444fd39318f8d5b261bdc22e5031f67;p=tinc

diff --git a/src/openssl/digest.c b/src/openssl/digest.c
index 6e27b153..b497c93b 100644
--- a/src/openssl/digest.c
+++ b/src/openssl/digest.c
@@ -55,7 +55,7 @@ bool digest_open_by_name(digest_t *digest, const char *name, size_t maclength) {
 	return true;
 }
 
-bool digest_open_by_nid(digest_t *digest, int nid, size_t maclength) {
+bool digest_open_by_nid(digest_t *digest, nid_t nid, size_t maclength) {
 	const EVP_MD *evp_md = EVP_get_digestbynid(nid);
 
 	if(!evp_md) {
@@ -138,7 +138,7 @@ void digest_close(digest_t *digest) {
 
 bool digest_create(digest_t *digest, const void *indata, size_t inlen, void *outdata) {
 	size_t len = EVP_MD_size(digest->digest);
-	unsigned char tmpdata[len];
+	unsigned char *tmpdata = alloca(len);
 
 	if(digest->hmac_ctx) {
 		bool ok;
@@ -152,7 +152,7 @@ bool digest_create(digest_t *digest, const void *indata, size_t inlen, void *out
 
 		ok = mac_ctx
 		     && EVP_MAC_update(mac_ctx, indata, inlen)
-		     && EVP_MAC_final(mac_ctx, tmpdata, NULL, sizeof(tmpdata));
+		     && EVP_MAC_final(mac_ctx, tmpdata, NULL, len);
 
 		EVP_MAC_CTX_free(mac_ctx);
 #endif
@@ -184,12 +184,12 @@ bool digest_create(digest_t *digest, const void *indata, size_t inlen, void *out
 
 bool digest_verify(digest_t *digest, const void *indata, size_t inlen, const void *cmpdata) {
 	size_t len = digest->maclength;
-	unsigned char outdata[len];
+	unsigned char *outdata = alloca(len);
 
 	return digest_create(digest, indata, inlen, outdata) && !memcmp(cmpdata, outdata, digest->maclength);
 }
 
-int digest_get_nid(const digest_t *digest) {
+nid_t digest_get_nid(const digest_t *digest) {
 	if(!digest || !digest->digest) {
 		return 0;
 	}