Fix signedness compiler warnings.

[tinc] / src / meta.c

diff --git a/src/meta.c b/src/meta.c
index e376c33..77203f6 100644 (file)
--- a/src/meta.c
+++ b/src/meta.c
@@ -60,8 +60,8 @@ bool send_meta(connection_t *c, const char *buffer, int length)
 
        /* Add our data to buffer */
        if(c->status.encryptout) {
-               result = EVP_EncryptUpdate(c->outctx, c->outbuf + c->outbufstart + c->outbuflen,
-                               &outlen, buffer, length);
+               result = EVP_EncryptUpdate(c->outctx, (unsigned char *)c->outbuf + c->outbufstart + c->outbuflen,
+                               &outlen, (unsigned char *)buffer, length);
                if(!result || outlen < length) {
                        logger(LOG_ERR, _("Error while encrypting metadata to %s (%s): %s"),
                                        c->name, c->hostname, ERR_error_string(ERR_get_error(), NULL));
@@ -169,7 +169,7 @@ bool receive_meta(connection_t *c)
                /* Decrypt */
 
                if(c->status.decryptin && !decrypted) {
-                       result = EVP_DecryptUpdate(c->inctx, inbuf, &lenout, c->buffer + oldlen, lenin);
+                       result = EVP_DecryptUpdate(c->inctx, (unsigned char *)inbuf, &lenout, (unsigned char *)c->buffer + oldlen, lenin);
                        if(!result || lenout != lenin) {
                                logger(LOG_ERR, _("Error while decrypting metadata from %s (%s): %s"),
                                                c->name, c->hostname, ERR_error_string(ERR_get_error(), NULL));