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Simple HTTP client with HTTP/1.1, HTTP/2, and HTTP/3 support
Security advisory:
This version has known vulnerabilities.
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Files
c_src/boringssl/crypto/x509/v3_skey.cc
// Copyright 1999-2016 The OpenSSL 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
//
// https://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 <limits.h>
#include <stdio.h>
#include <string.h>
#include <openssl/digest.h>
#include <openssl/err.h>
#include <openssl/mem.h>
#include <openssl/obj.h>
#include <openssl/x509.h>
#include "internal.h"
char *i2s_ASN1_OCTET_STRING(const X509V3_EXT_METHOD *method,
const ASN1_OCTET_STRING *oct) {
return x509v3_bytes_to_hex(oct->data, oct->length);
}
ASN1_OCTET_STRING *s2i_ASN1_OCTET_STRING(const X509V3_EXT_METHOD *method,
const X509V3_CTX *ctx,
const char *str) {
size_t len;
uint8_t *data = x509v3_hex_to_bytes(str, &len);
ASN1_OCTET_STRING *oct;
if (data == nullptr) {
return nullptr;
}
if (len > INT_MAX) {
OPENSSL_PUT_ERROR(X509V3, ERR_R_OVERFLOW);
goto err;
}
oct = ASN1_OCTET_STRING_new();
if (oct == nullptr) {
goto err;
}
ASN1_STRING_set0(oct, data, (int)len);
return oct;
err:
OPENSSL_free(data);
return nullptr;
}
static char *i2s_ASN1_OCTET_STRING_cb(const X509V3_EXT_METHOD *method,
void *ext) {
return i2s_ASN1_OCTET_STRING(method,
reinterpret_cast<ASN1_OCTET_STRING *>(ext));
}
static void *s2i_skey_id(const X509V3_EXT_METHOD *method, const X509V3_CTX *ctx,
const char *str) {
ASN1_OCTET_STRING *oct;
const ASN1_BIT_STRING *pk;
unsigned char pkey_dig[EVP_MAX_MD_SIZE];
unsigned int diglen;
if (strcmp(str, "hash")) {
return s2i_ASN1_OCTET_STRING(method, ctx, str);
}
if (!(oct = ASN1_OCTET_STRING_new())) {
return nullptr;
}
if (ctx && (ctx->flags == X509V3_CTX_TEST)) {
return oct;
}
if (!ctx || (!ctx->subject_req && !ctx->subject_cert)) {
OPENSSL_PUT_ERROR(X509V3, X509V3_R_NO_PUBLIC_KEY);
goto err;
}
if (ctx->subject_req) {
pk = &ctx->subject_req->req_info->pubkey->public_key;
} else {
pk = &ctx->subject_cert->key.public_key;
}
if (!EVP_Digest(pk->data, pk->length, pkey_dig, &diglen, EVP_sha1(),
nullptr)) {
goto err;
}
if (!ASN1_OCTET_STRING_set(oct, pkey_dig, diglen)) {
goto err;
}
return oct;
err:
ASN1_OCTET_STRING_free(oct);
return nullptr;
}
const X509V3_EXT_METHOD v3_skey_id = {
NID_subject_key_identifier,
0,
ASN1_ITEM_ref(ASN1_OCTET_STRING),
nullptr,
nullptr,
nullptr,
nullptr,
i2s_ASN1_OCTET_STRING_cb,
s2i_skey_id,
nullptr,
nullptr,
nullptr,
nullptr,
nullptr,
};