Packages
hackney
3.0.2
4.7.2
4.7.1
4.7.0
4.6.1
4.6.0
4.5.2
4.5.1
4.5.0
4.4.5
4.4.3
4.4.2
4.4.1
4.4.0
4.3.0
4.2.3
4.2.2
4.2.1
4.2.0
4.1.0
4.0.3
4.0.2
4.0.1
4.0.0
3.2.1
3.2.0
3.1.2
3.1.1
3.1.0
3.0.3
3.0.2
3.0.1
3.0.0
retired
2.0.1
2.0.0
2.0.0-beta.1
1.25.0
1.24.1
1.24.0
1.23.0
1.22.0
1.21.0
1.20.1
1.20.0
1.19.1
1.19.0
1.18.2
1.18.1
1.18.0
1.17.4
1.17.3
1.17.2
1.17.1
1.17.0
1.16.0
1.15.2
1.15.1
1.15.0
1.14.3
1.14.2
1.14.0
1.13.0
1.12.1
1.12.0
1.11.0
1.10.1
1.10.0
1.9.0
1.8.6
1.8.5
1.8.4
1.8.3
1.8.2
1.8.0
1.7.1
1.7.0
1.6.6
retired
1.6.5
1.6.4
retired
1.6.3
1.6.2
1.6.1
1.6.0
1.5.7
1.5.6
1.5.5
1.5.4
1.5.3
1.5.2
1.5.1
1.5.0
1.4.10
1.4.8
1.4.7
1.4.6
1.4.5
1.4.4
1.4.3
1.4.2
1.4.1
1.4.0
1.3.2
1.3.1
1.3.0
1.2.0
1.1.0
1.0.6
1.0.5
1.0.2
1.0.1
0.15.2
0.15.0
0.14.3
0.14.2
0.14.1
0.14.0
0.13.1
Simple HTTP client with HTTP/1.1, HTTP/2, and HTTP/3 support
Security advisory:
This version has known vulnerabilities.
View advisories
Current section
Files
Jump to
Current section
Files
c_src/boringssl/crypto/bn/bn_asn1.cc
// Copyright 2015 The BoringSSL Authors
//
// 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 <openssl/bn.h>
#include <openssl/bytestring.h>
#include <openssl/err.h>
int BN_parse_asn1_unsigned(CBS *cbs, BIGNUM *ret) {
CBS child;
int is_negative;
if (!CBS_get_asn1(cbs, &child, CBS_ASN1_INTEGER) ||
!CBS_is_valid_asn1_integer(&child, &is_negative)) {
OPENSSL_PUT_ERROR(BN, BN_R_BAD_ENCODING);
return 0;
}
if (is_negative) {
OPENSSL_PUT_ERROR(BN, BN_R_NEGATIVE_NUMBER);
return 0;
}
return BN_bin2bn(CBS_data(&child), CBS_len(&child), ret) != nullptr;
}
int BN_marshal_asn1(CBB *cbb, const BIGNUM *bn) {
// Negative numbers are unsupported.
if (BN_is_negative(bn)) {
OPENSSL_PUT_ERROR(BN, BN_R_NEGATIVE_NUMBER);
return 0;
}
CBB child;
if (!CBB_add_asn1(cbb, &child, CBS_ASN1_INTEGER) ||
// The number must be padded with a leading zero if the high bit would
// otherwise be set or if |bn| is zero.
(BN_num_bits(bn) % 8 == 0 && !CBB_add_u8(&child, 0x00)) ||
!BN_bn2cbb_padded(&child, BN_num_bytes(bn), bn) ||
!CBB_flush(cbb)) {
OPENSSL_PUT_ERROR(BN, BN_R_ENCODE_ERROR);
return 0;
}
return 1;
}