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Update certverify

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This commit is contained in:
Zhi Guan
2026-06-20 20:29:40 +08:00
parent c356236714
commit 1577bc7934
4 changed files with 179 additions and 219 deletions
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2
CMakeLists.txt
View File

@@ -841,7 +841,7 @@ endif()
# #
set(CPACK_PACKAGE_NAME "GmSSL") set(CPACK_PACKAGE_NAME "GmSSL")
set(CPACK_PACKAGE_VENDOR "GmSSL develop team") set(CPACK_PACKAGE_VENDOR "GmSSL develop team")
set(CPACK_PACKAGE_VERSION "3.2.0-dev.1122") set(CPACK_PACKAGE_VERSION "3.2.0-dev.1123")
set(CPACK_PACKAGE_DESCRIPTION_FILE ${PROJECT_SOURCE_DIR}/README.md) set(CPACK_PACKAGE_DESCRIPTION_FILE ${PROJECT_SOURCE_DIR}/README.md)
set(CPACK_NSIS_MODIFY_PATH ON) set(CPACK_NSIS_MODIFY_PATH ON)
include(CPack) include(CPack)

2
include/gmssl/version.h
View File

@@ -18,7 +18,7 @@ extern "C" {
#define GMSSL_VERSION_NUM 30200 #define GMSSL_VERSION_NUM 30200
#define GMSSL_VERSION_STR "GmSSL 3.2.0-dev.1122" #define GMSSL_VERSION_STR "GmSSL 3.2.0-dev.1123"
int gmssl_version_num(void); int gmssl_version_num(void);
const char *gmssl_version_str(void); const char *gmssl_version_str(void);

2
include/gmssl/x509_ext.h
View File

@@ -142,6 +142,8 @@ typedef enum {
int x509_general_name_to_der(int choice, const uint8_t *d, size_t dlen, uint8_t **out, size_t *outlen); int x509_general_name_to_der(int choice, const uint8_t *d, size_t dlen, uint8_t **out, size_t *outlen);
int x509_general_name_from_der(int *choice, const uint8_t **d, size_t *dlen, const uint8_t **in, size_t *inlen); int x509_general_name_from_der(int *choice, const uint8_t **d, size_t *dlen, const uint8_t **in, size_t *inlen);
int x509_general_name_normalized_equ(int a_choice, const uint8_t *a, size_t alen,
int b_choice, const uint8_t *b, size_t blen);
int x509_general_names_get_first(const uint8_t *gns, size_t gns_len, const uint8_t **ptr, int choice, const uint8_t **d, size_t *dlen); int x509_general_names_get_first(const uint8_t *gns, size_t gns_len, const uint8_t **ptr, int choice, const uint8_t **d, size_t *dlen);
int x509_general_names_get_next(const uint8_t *gns, size_t gns_len, const uint8_t **ptr, int choice, const uint8_t **d, size_t *dlen); int x509_general_names_get_next(const uint8_t *gns, size_t gns_len, const uint8_t **ptr, int choice, const uint8_t **d, size_t *dlen);
int x509_general_name_print(FILE *fp, int fmt, int ind, const char *label, int choice, const uint8_t *d, size_t dlen); int x509_general_name_print(FILE *fp, int fmt, int ind, const char *label, int choice, const uint8_t *d, size_t dlen);

392
tools/certverify.c
View File

@@ -1,5 +1,5 @@
/* /*
* Copyright 2014-2023 The GmSSL Project. All Rights Reserved. * Copyright 2014-2026 The GmSSL Project. All Rights Reserved.
* *
* Licensed under the Apache License, Version 2.0 (the License); you may * Licensed under the Apache License, Version 2.0 (the License); you may
* not use this file except in compliance with the License. * not use this file except in compliance with the License.
@@ -9,127 +9,163 @@
#include <stdio.h> #include <stdio.h>
#include <errno.h>
#include <string.h> #include <string.h>
#include <stdlib.h> #include <stdlib.h>
#include <gmssl/hex.h> #include <gmssl/file.h>
#include <gmssl/x509.h> #include <gmssl/x509.h>
#include <gmssl/x509_crl.h> #include <gmssl/x509_ext.h>
#include <gmssl/error.h> #include <gmssl/error.h>
static const char *usage = enum {
" -in pem [-double_certs]" TLS_cert_chain_tlcp_server = 1,
" [-check_crl]" TLS_cert_chain_server,
" -cacert pem" TLS_cert_chain_client,
" [-sm2_id str | -sm2_id_hex hex]" };
"\n";
static const char *options = static const char *usage =
"-in pem [-tlcp_server|-server|-client] -cacert pem"
" [-crl der] [-ocsp der] [-hostname str]";
static const char *help =
"Options\n" "Options\n"
"\n" "\n"
" -in pem Input certificate chain file in PEM format\n" " -in pem Certificate chain in PEM format\n"
" -double_certs The first two certificates are SM2 signing and encryption entity certificate\n" " -tlcp_server Verify TLCP server certificate chain, default\n"
" -check_crl If the entity certificate has CRLDistributionPoints extension, Download and check againt the CRL\n" " -server Verify TLS server certificate chain\n"
" -cacert pem CA certificate\n" " -client Verify TLS client certificate chain\n"
" -sm2_id str Signer's ID in SM2 signature algorithm\n" " -cacert pem Trusted CA certificate(s) in PEM format\n"
" -sm2_id_hex hex Signer's ID in hex format\n" " -crl der CRL in DER format\n"
" When `-sm2_id` or `-sm2_id_hex` is specified,\n" " -ocsp der OCSPResponse in DER format\n"
" must use the same ID in other commands explicitly.\n" " -hostname str Server hostname for certificate verification\n"
" If neither `-sm2_id` nor `-sm2_id_hex` is specified,\n" "\n"
" the default string '1234567812345678' is used\n" "Examples\n"
"\n"
" gmssl certverify -tlcp_server -in certs.pem -cacert cacerts.pem -hostname localhost\n"
"\n"; "\n";
static int cert_match_server_name_normalized(const uint8_t *cert, size_t certlen,
const char *hostname)
{
int ret;
const uint8_t *dns_name;
size_t dns_name_len;
if (!cert || !certlen || !hostname || !strlen(hostname)) {
error_print();
return -1;
}
if ((ret = x509_cert_get_subject_alt_name_dns_name(cert, certlen,
&dns_name, &dns_name_len)) < 0) {
error_print();
return -1;
} else if (ret == 0) {
return 0;
}
return x509_general_name_normalized_equ(X509_gn_dns_name, dns_name, dns_name_len,
X509_gn_dns_name, (const uint8_t *)hostname, strlen(hostname));
}
static const char *verify_result_name(int verify_result)
{
switch (verify_result) {
case X509_verify_ok:
return "ok";
case X509_verify_err_certificate:
return "certificate";
case X509_verify_err_cert_chain:
return "cert_chain";
case X509_verify_err_trust_anchor:
return "trust_anchor";
case X509_verify_err_depth:
return "depth";
case X509_verify_err_crl:
return "crl";
case X509_verify_err_ocsp:
return "ocsp";
case X509_verify_err_constraints:
return "constraints";
case X509_verify_err_tls_extensions:
return "tls_extensions";
case X509_verify_err_hostname:
return "hostname";
}
return "unknown";
}
int certverify_main(int argc, char **argv) int certverify_main(int argc, char **argv)
{ {
int ret = 1; int ret = 1;
char *prog = argv[0]; char *prog = argv[0];
char *str;
char *infile = NULL; char *infile = NULL;
char *cacertfile = NULL; char *cacertfile = NULL;
FILE *infp = stdin; char *crlfile = NULL;
FILE *cacertfp = NULL; char *ocspfile = NULL;
uint8_t cert[8192]; char *hostname = NULL;
int chain_type = TLS_cert_chain_tlcp_server;
uint8_t *certs = NULL;
size_t certslen = 0;
uint8_t *cacerts = NULL;
size_t cacertslen = 0;
uint8_t *crl = NULL;
size_t crl_len = 0;
uint8_t *ocsp = NULL;
size_t ocsp_len = 0;
int certs_type = X509_cert_chain_server;
int verify_result = X509_verify_ok;
const uint8_t *cert;
size_t certlen; size_t certlen;
uint8_t cacert[8192];
size_t cacertlen;
char signer_id[SM2_MAX_ID_LENGTH + 1] = {0};
size_t signer_id_len = 0;
const uint8_t *serial;
size_t serial_len;
const uint8_t *issuer;
size_t issuer_len;
const uint8_t *subject;
size_t subject_len;
const uint8_t *enc_serial;
size_t enc_serial_len;
const uint8_t *enc_issuer;
size_t enc_issuer_len;
const uint8_t *enc_subject;
size_t enc_subject_len;
int double_certs = 0;
uint8_t enc_cert[8192];
size_t enc_cert_len;
int rv; int rv;
int check_crl = 0;
int crl_ret;
argc--; argc--;
argv++; argv++;
if (argc < 1) { if (argc < 1) {
fprintf(stderr, "usage: %s %s\n", prog, usage); fprintf(stderr, "usage: gmssl %s %s\n", prog, usage);
return 1; return 1;
} }
while (argc > 0) { while (argc > 0) {
if (!strcmp(*argv, "-help")) { if (!strcmp(*argv, "-help")) {
printf("usage: %s %s\n", prog, usage); printf("usage: gmssl %s %s\n\n", prog, usage);
printf("%s\n", options); printf("%s\n", help);
ret = 0; ret = 0;
goto end; goto end;
} else if (!strcmp(*argv, "-in")) { } else if (!strcmp(*argv, "-in")) {
if (--argc < 1) goto bad; if (--argc < 1) goto bad;
infile = *(++argv); infile = *(++argv);
if (!(infp = fopen(infile, "rb"))) { } else if (!strcmp(*argv, "-tlcp_server")) {
fprintf(stderr, "%s: open '%s' failure : %s\n", prog, infile, strerror(errno)); if (chain_type) {
fprintf(stderr, "%s: chain type option conflicts\n", prog);
goto end; goto end;
} }
} else if (!strcmp(*argv, "-double_certs")) { chain_type = TLS_cert_chain_tlcp_server;
double_certs = 1; } else if (!strcmp(*argv, "-server")) {
} else if (!strcmp(*argv, "-check_crl")) { if (chain_type) {
check_crl = 1; fprintf(stderr, "%s: chain type option conflicts\n", prog);
goto end;
}
chain_type = TLS_cert_chain_server;
} else if (!strcmp(*argv, "-client")) {
if (chain_type) {
fprintf(stderr, "%s: chain type option conflicts\n", prog);
goto end;
}
chain_type = TLS_cert_chain_client;
} else if (!strcmp(*argv, "-cacert")) { } else if (!strcmp(*argv, "-cacert")) {
if (--argc < 1) goto bad; if (--argc < 1) goto bad;
cacertfile = *(++argv); cacertfile = *(++argv);
if (!(cacertfp = fopen(cacertfile, "rb"))) { } else if (!strcmp(*argv, "-crl")) {
fprintf(stderr, "%s: open '%s' failure : %s\n", prog, cacertfile, strerror(errno));
goto end;
}
} else if (!strcmp(*argv, "-sm2_id")) {
if (--argc < 1) goto bad; if (--argc < 1) goto bad;
str = *(++argv); crlfile = *(++argv);
if (strlen(str) > sizeof(signer_id) - 1) { } else if (!strcmp(*argv, "-ocsp")) {
fprintf(stderr, "%s: invalid `-sm2_id` length\n", prog);
goto end;
}
strncpy(signer_id, str, sizeof(signer_id));
signer_id_len = strlen(str);
} else if (!strcmp(*argv, "-sm2_id_hex")) {
if (--argc < 1) goto bad; if (--argc < 1) goto bad;
str = *(++argv); ocspfile = *(++argv);
if (strlen(str) > (sizeof(signer_id) - 1) * 2) { } else if (!strcmp(*argv, "-hostname")) {
fprintf(stderr, "%s: invalid `-sm2_id_hex` length\n", prog); if (--argc < 1) goto bad;
goto end; hostname = *(++argv);
} if (!strlen(hostname) || strchr(hostname, '\r') || strchr(hostname, '\n')) {
if (hex_to_bytes(str, strlen(str), (uint8_t *)signer_id, &signer_id_len) != 1) { fprintf(stderr, "%s: invalid '-hostname' value\n", prog);
fprintf(stderr, "%s: invalid `-sm2_id_hex` value\n", prog);
goto end; goto end;
} }
} else { } else {
@@ -144,7 +180,6 @@ bad:
argv++; argv++;
} }
if (!infile) { if (!infile) {
fprintf(stderr, "%s: '-in' option required\n", prog); fprintf(stderr, "%s: '-in' option required\n", prog);
goto end; goto end;
@@ -153,160 +188,83 @@ bad:
fprintf(stderr, "%s: '-cacert' option required\n", prog); fprintf(stderr, "%s: '-cacert' option required\n", prog);
goto end; goto end;
} }
if (!signer_id_len) { if (hostname && chain_type == TLS_cert_chain_client) {
strcpy(signer_id, SM2_DEFAULT_ID); fprintf(stderr, "%s: '-hostname' only allowed with '-tlcp_server' or '-server'\n", prog);
signer_id_len = strlen(SM2_DEFAULT_ID);
}
// read first to be verified certificate
if (x509_cert_from_pem(cert, &certlen, sizeof(cert), infp) != 1
|| x509_cert_get_issuer_and_serial_number(cert, certlen,
&issuer, &issuer_len, &serial, &serial_len) != 1
|| x509_cert_get_subject(cert, certlen, &subject, &subject_len) != 1) {
fprintf(stderr, "%s: read certificate failure\n", prog);
goto end; goto end;
} }
format_print(stdout, 0, 0, "Certificate\n"); if (x509_certs_new_from_file(&certs, &certslen, infile) != 1) {
format_bytes(stdout, 0, 4, "serialNumber", serial, serial_len); fprintf(stderr, "%s: load '%s' failed\n", prog, infile);
x509_name_print(stdout, 0, 4, "subject", subject, subject_len);
// read encryption cert in double certs
if (double_certs) {
if (x509_cert_from_pem(enc_cert, &enc_cert_len, sizeof(enc_cert), infp) != 1
|| x509_cert_get_issuer_and_serial_number(enc_cert, enc_cert_len,
&enc_issuer, &enc_issuer_len, &enc_serial, &enc_serial_len) != 1
|| x509_cert_get_subject(enc_cert, enc_cert_len, &enc_subject, &enc_subject_len) != 1) {
fprintf(stderr, "%s: read encryption certficate failure\n", prog);
goto end;
}
if (x509_name_equ(enc_subject, enc_subject_len, subject, subject_len) != 1
|| x509_name_equ(enc_issuer, enc_issuer_len, issuer, issuer_len) != 1) {
fprintf(stderr, "%s: double certificates not compatible\n", prog);
goto end;
}
}
for (;;) {
if ((rv = x509_cert_from_pem(cacert, &cacertlen, sizeof(cacert), infp)) != 1) {
if (rv < 0) goto end;
goto final;
}
if ((rv = x509_cert_verify_by_ca_cert(cert, certlen, cacert, cacertlen,
signer_id, signer_id_len)) != 1) {
fprintf(stderr, "%s: Verification failure\n", prog);
goto end;
}
format_print(stdout, 0, 4, "Verification success\n");
if (check_crl) {
if ((crl_ret = x509_cert_check_crl(cert, certlen, cacert, cacertlen,
signer_id, signer_id_len)) < 0) {
fprintf(stderr, "%s: Certificate has been revoked\n", prog);
goto end;
}
format_print(stdout, 0, 4, "Revocation status: %s\n",
crl_ret ? "Not revoked by CRL" : "No CRL URI found in certificate");
}
if (double_certs) {
if ((rv = x509_cert_verify_by_ca_cert(enc_cert, enc_cert_len, cacert, cacertlen,
signer_id, signer_id_len)) < 0) {
fprintf(stderr, "%s: Verification failure\n", prog);
goto end;
}
format_print(stdout, 0, 0, "Certificate\n");
format_bytes(stdout, 0, 4, "serialNumber", enc_serial, enc_serial_len);
x509_name_print(stdout, 0, 4, "subject", enc_subject, enc_subject_len);
format_print(stdout, 0, 4, "Verification success\n");
if (check_crl) {
if ((crl_ret = x509_cert_check_crl(enc_cert, enc_cert_len, cacert, cacertlen,
signer_id, signer_id_len)) < 0) {
fprintf(stderr, "%s: Certificate has been revoked\n", prog);
goto end;
}
format_print(stdout, 0, 4, "Revocation status: %s\n",
crl_ret ? "Not revoked by CRL" : "No CRL URI found in certificate");
}
double_certs = 0;
}
// NOTE: make sure the buffer (issuer, issuer_len) not crashed
memcpy(cert, cacert, cacertlen);
certlen = cacertlen;
if (x509_cert_get_issuer_and_serial_number(cert, certlen,
&issuer, &issuer_len, &serial, &serial_len) != 1
|| x509_cert_get_subject(cert, certlen, &subject, &subject_len) != 1) {
error_print();
goto end;
}
format_print(stdout, 0, 0, "Signed by Certificate\n");
format_bytes(stdout, 0, 4, "serialNumber", serial, serial_len);
x509_name_print(stdout, 0, 4, "Certificate", subject, subject_len);
check_crl = 0; // only check the entity CRL
}
final:
if (x509_cert_from_pem_by_subject(cacert, &cacertlen, sizeof(cacert), issuer, issuer_len, cacertfp) != 1) {
fprintf(stderr, "%s: load CA certificate failure\n", prog);
goto end; goto end;
} }
if ((rv = x509_cert_verify_by_ca_cert(cert, certlen, cacert, cacertlen, if (x509_certs_new_from_file(&cacerts, &cacertslen, cacertfile) != 1) {
signer_id, signer_id_len)) < 0) { fprintf(stderr, "%s: load '%s' failed\n", prog, cacertfile);
fprintf(stderr, "%s: inner error\n", prog);
goto end; goto end;
} }
format_print(stdout, 0, 4, "Verification success\n"); if (crlfile) {
if (file_read_all(crlfile, &crl, &crl_len) != 1) {
if (check_crl) { fprintf(stderr, "%s: load '%s' failed\n", prog, crlfile);
if ((crl_ret = x509_cert_check_crl(cert, certlen, cacert, cacertlen,
signer_id, signer_id_len)) < 0) {
fprintf(stderr, "%s: certificate has been revoked\n", prog);
goto end; goto end;
} }
format_print(stdout, 0, 4, "Revocation status: %s\n",
crl_ret ? "Not revoked by CRL" : "No CRL URI found in certificate");
} }
if (ocspfile) {
if (double_certs) { if (file_read_all(ocspfile, &ocsp, &ocsp_len) != 1) {
if ((rv = x509_cert_verify_by_ca_cert(enc_cert, enc_cert_len, cacert, cacertlen, fprintf(stderr, "%s: load '%s' failed\n", prog, ocspfile);
signer_id, signer_id_len)) < 0) {
fprintf(stderr, "%s: inner error\n", prog);
goto end; goto end;
} }
format_print(stdout, 0, 0, "Certificate\n");
format_bytes(stdout, 0, 4, "serialNumber", enc_serial, enc_serial_len);
x509_name_print(stdout, 0, 4, "subject", enc_subject, enc_subject_len);
format_print(stdout, 0, 4, "Verification success\n");
if (check_crl) {
if ((crl_ret = x509_cert_check_crl(enc_cert, enc_cert_len, cacert, cacertlen,
signer_id, signer_id_len)) < 0) {
fprintf(stderr, "%s: certificate has been revoked\n", prog);
goto end;
}
format_print(stdout, 0, 4, "Revocation status: %s\n",
crl_ret ? "Not revoked by CRL" : "No CRL URI found in certificate");
}
} }
if (x509_cert_get_issuer_and_serial_number(cacert, cacertlen, NULL, NULL, &serial, &serial_len) != 1 switch (chain_type) {
|| x509_cert_get_subject(cacert, cacertlen, &subject, &subject_len) != 1) { case TLS_cert_chain_tlcp_server:
fprintf(stderr, "%s: parse certificate error\n", prog); if (x509_certs_verify_tlcp(certs, certslen, X509_cert_chain_server,
cacerts, cacertslen, crl, crl_len, ocsp, ocsp_len,
X509_MAX_VERIFY_DEPTH, &verify_result) != 1) {
fprintf(stderr, "%s: Vcerification failure: %s\n", prog, verify_result_name(verify_result));
goto end;
}
break;
case TLS_cert_chain_server:
if (x509_certs_verify(certs, certslen, X509_cert_chain_server,
cacerts, cacertslen, crl, crl_len, ocsp, ocsp_len,
X509_MAX_VERIFY_DEPTH, &verify_result) != 1) {
fprintf(stderr, "%s: Verification failure: %s\n", prog, verify_result_name(verify_result));
goto end;
}
break;
case TLS_cert_chain_client:
if (x509_certs_verify(certs, certslen, X509_cert_chain_client,
cacerts, cacertslen, crl, crl_len, ocsp, ocsp_len,
X509_MAX_VERIFY_DEPTH, &verify_result) != 1) {
fprintf(stderr, "%s: Verification failure: %s\n", prog, verify_result_name(verify_result));
goto end;
}
break;
default:
error_print();
goto end; goto end;
} }
format_print(stdout, 0, 0, "Signed by Certificate\n");
format_bytes(stdout, 0, 4, "serialNumber", serial, serial_len);
x509_name_print(stdout, 0, 4, "subject", subject, subject_len);
printf("\n");
if (hostname) {
if (x509_certs_get_cert_by_index(certs, certslen, 0, &cert, &certlen) != 1) {
fprintf(stderr, "%s: read entity certificate failure\n", prog);
goto end;
}
if ((rv = cert_match_server_name_normalized(cert, certlen, hostname)) < 0) {
fprintf(stderr, "%s: hostname verification error\n", prog);
goto end;
}
if (rv == 0) {
fprintf(stderr, "%s: Verification failure: %s\n", prog, verify_result_name(X509_verify_err_hostname));
goto end;
}
}
printf("Verification success\n");
ret = 0; ret = 0;
end: end:
if (infile && infp) fclose(infp); if (certs) free(certs);
if (cacertfp) fclose(cacertfp); if (cacerts) free(cacerts);
if (crl) free(crl);
if (ocsp) free(ocsp);
return ret; return ret;
} }