gecko-dev/security/nss/fuzz/tls_common.cc

49 строки
1.3 KiB
C++

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include <assert.h>
#include "ssl.h"
#include "tls_common.h"
PRStatus EnableAllProtocolVersions() {
SSLVersionRange supported;
SECStatus rv = SSL_VersionRangeGetSupported(ssl_variant_stream, &supported);
assert(rv == SECSuccess);
rv = SSL_VersionRangeSetDefault(ssl_variant_stream, &supported);
assert(rv == SECSuccess);
return PR_SUCCESS;
}
void EnableAllCipherSuites(PRFileDesc* fd) {
for (uint16_t i = 0; i < SSL_NumImplementedCiphers; ++i) {
SECStatus rv = SSL_CipherPrefSet(fd, SSL_ImplementedCiphers[i], true);
assert(rv == SECSuccess);
}
}
void DoHandshake(PRFileDesc* fd, bool isServer) {
SECStatus rv = SSL_ResetHandshake(fd, isServer);
assert(rv == SECSuccess);
do {
rv = SSL_ForceHandshake(fd);
} while (rv != SECSuccess && PR_GetError() == PR_WOULD_BLOCK_ERROR);
// If the handshake succeeds, let's read some data from the server, if any.
if (rv == SECSuccess) {
uint8_t block[1024];
int32_t nb;
// Read application data and echo it back.
while ((nb = PR_Read(fd, block, sizeof(block))) > 0) {
PR_Write(fd, block, nb);
}
}
}