gecko-dev/security/nss/cmd/listsuites/listsuites.c

64 строки
2.0 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/. */
/* This program demonstrates the use of SSL_GetCipherSuiteInfo to avoid
* all compiled-in knowledge of SSL cipher suites.
*
* Try: ./listsuites | grep -v : | sort -b +4rn -5 +1 -2 +2 -3 +3 -4 +5r -6
*/
#include <errno.h>
#include <stdio.h>
#include "secport.h"
#include "ssl.h"
int main(int argc, char **argv)
{
const PRUint16 *cipherSuites = SSL_ImplementedCiphers;
int i;
int errCount = 0;
fputs("This version of libSSL supports these cipher suites:\n\n", stdout);
/* disable all the SSL3 cipher suites */
for (i = 0; i < SSL_NumImplementedCiphers; i++) {
PRUint16 suite = cipherSuites[i];
SECStatus rv;
PRBool enabled;
PRErrorCode err;
SSLCipherSuiteInfo info;
rv = SSL_CipherPrefGetDefault(suite, &enabled);
if (rv != SECSuccess) {
err = PR_GetError();
++errCount;
fprintf(stderr,
"SSL_CipherPrefGetDefault didn't like value 0x%04x (i = %d): %s\n",
suite, i, PORT_ErrorToString(err));
continue;
}
rv = SSL_GetCipherSuiteInfo(suite, &info, (int)(sizeof info));
if (rv != SECSuccess) {
err = PR_GetError();
++errCount;
fprintf(stderr,
"SSL_GetCipherSuiteInfo didn't like value 0x%04x (i = %d): %s\n",
suite, i, PORT_ErrorToString(err));
continue;
}
fprintf(stdout,
"%s:\n" /* up to 37 spaces */
" 0x%04hx %-5s %-5s %-8s %3hd %-6s %-8s %-4s %-8s %-11s\n",
info.cipherSuiteName, info.cipherSuite,
info.keaTypeName, info.authAlgorithmName, info.symCipherName,
info.effectiveKeyBits, info.macAlgorithmName,
enabled ? "Enabled" : "Disabled",
info.isFIPS ? "FIPS" :
(SSL_IS_SSL2_CIPHER(info.cipherSuite) ? "SSL2" : ""),
info.isExportable ? "Export" : "Domestic",
info.nonStandard ? "nonStandard" : "");
}
return errCount;
}