mirror of
https://github.com/guanzhi/GmSSL.git
synced 2026-05-07 08:56:17 +08:00
157 lines
3.1 KiB
C
157 lines
3.1 KiB
C
/*
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* Copyright 2014-2023 The GmSSL Project. All Rights Reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the License); you may
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* not use this file except in compliance with the License.
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*/
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#include <stdio.h>
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#include <errno.h>
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#include <string.h>
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#include <stdlib.h>
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#include <gmssl/pem.h>
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#include <gmssl/x509.h>
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#include <gmssl/x509_ext.h>
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#include <gmssl/x509_crl.h>
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#include <gmssl/http.h>
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#include <gmssl/error.h>
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static const char *usage = "-cert pem [-out file]\n";
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static const char *options =
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"Options\n"
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"\n"
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" -cert pem Input certificates in PEM format.\n"
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" -out der | stdout Output CRL file in DER-encoding\n"
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"\n"
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"Examples\n"
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"\n"
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" gmssl crlget -cert cert.pem -out crl.der\n"
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"\n";
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int crlget_main(int argc, char **argv)
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{
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int ret = 1;
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char *prog = argv[0];
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char *str;
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uint8_t *cert = NULL;
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size_t certlen = 0;
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char *outfile = NULL;
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FILE *outfp = stdout;
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uint8_t *crl = NULL;
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size_t crl_len = 0;
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argc--;
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argv++;
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while (argc > 0) {
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if (!strcmp(*argv, "-help")) {
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printf("usage: gmssl %s %s\n\n", prog, usage);
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printf("%s\n", options);
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goto end;
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} else if (!strcmp(*argv, "-cert")) {
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if (--argc < 1) goto bad;
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str = *(++argv);
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if (x509_cert_new_from_file(&cert, &certlen, str) != 1) {
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fprintf(stderr, "%s: load ca certificate '%s' failure\n", prog, str);
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goto end;
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}
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} else if (!strcmp(*argv, "-out")) {
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if (--argc < 1) goto bad;
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outfile = *(++argv);
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if (!(outfp = fopen(outfile, "wb"))) {
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fprintf(stderr, "%s: open '%s' failure : %s\n", prog, outfile, strerror(errno));
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goto end;
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}
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} else {
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fprintf(stderr, "%s: illegal option `%s`\n", prog, *argv);
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goto end;
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bad:
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fprintf(stderr, "%s: `%s` option value missing\n", prog, *argv);
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goto end;
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}
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argc--;
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argv++;
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}
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if (!cert) {
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fprintf(stderr, "%s: `-cert` option required\n", prog);
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printf("usage: gmssl %s %s\n\n", prog, options);
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goto end;
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}
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/*
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const uint8_t *exts;
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size_t extslen;
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if (x509_cert_get_exts(cert, certlen, &exts, &extslen) != 1) {
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error_print();
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goto end;
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}
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if (!exts) {
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goto end;
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}
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int critical;
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const uint8_t *val;
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size_t vlen;
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if ((ret = x509_exts_get_ext_by_oid(exts, extslen, OID_ce_crl_distribution_points, &critical, &val, &vlen)) < 0) {
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error_print();
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goto end;
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}
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char *uristr;
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const char *uri;
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size_t urilen;
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int reason;
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const uint8_t *crl_issuer;
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size_t crl_issuer_len;
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if (x509_uri_as_distribution_points_from_der(&uri, &urilen, &reason, &crl_issuer, &crl_issuer_len, &val, &vlen) != 1) {
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error_print();
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goto end;
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}
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if (!(uristr = strndup(uri, urilen))) {
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error_print();
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goto end;
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}
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if (http_get(uristr, NULL, &crl_len, 0) < 0) {
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error_print();
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goto end;
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}
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if (!(crl = malloc(crl_len))) {
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error_print();
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goto end;
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}
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if (http_get(uristr, crl, &crl_len, crl_len) != 1) {
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error_print();
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goto end;
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}
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*/
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if (x509_crl_new_from_cert(&crl, &crl_len, cert, certlen) != 1) {
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error_print();
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goto end;
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}
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fwrite(crl, crl_len, 1, outfp);
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ret = 0;
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end:
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if (cert) free(cert);
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if (outfile && outfp) fclose(outfp);
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return ret;
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}
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