Files
GmSSL/tools/oid.c
T

82 lines
1.8 KiB
C

/*
* Copyright 2014-2021 The GmSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <gmssl/oid.h>
#include <gmssl/asn1.h>
// 对OID的几种类型进行转换
// name, oid int值,DER编码 -oid 112 -name -der
// 这里我们要做类型转换
/*
oid -name secp256k1
secp256k1 : 1.2.3.4 : 030201220308 : hello world
*/
void print_usage(FILE *out, const char *prog)
{
fprintf(out, "Usage: %s command [options] ...\n", prog);
fprintf(out, "\n");
fprintf(out, "Commands:\n");
fprintf(out, " -help print the usage message\n");
fprintf(out, " -name <str> oid name string\n");
fprintf(out, " -oid <int> oid value\n");
fprintf(out, " -der <hex> oid der encoding in hex\n");
}
int oid_vec_to_der(const unsigned int *oid, size_t oidlen, uint8_t *out, size_t *outlen)
{
if (oidlen < 2) {
return -1;
}
*out++ = oid[0] * 40 + oid[1];
oidlen -= 2;
*outlen++;
while (oidlen > 0) {
id (*oid < 128) {
*out++ = (uint8_t)(*oid);
} else {
*out++ = 0x80 & ((uint8_t)(*oid >> 8) << 1);
*out++ = 0x80 | (uint8_t)(*oid);
}
oid++;
oidlen--;
}
}
int main(int argc, char **argv)
{
int ret = -1;
char *prog = argv[0];
int help = 0;
argc--;
argv++;
while (argc >= 0) {
}
}