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/*
*
* Copyright 2018 gRPC 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
*
* 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 "test/core/tsi/alts/crypt/gsec_test_util.h"
#include <grpc/support/alloc.h>
void gsec_test_random_bytes(uint8_t* bytes, size_t length) {
if (!RAND_bytes(bytes, static_cast<int>(length))) {
fprintf(stderr,
"Random bytes generation failed in gsec_test_random_bytes().");
abort();
}
}
void gsec_test_random_array(uint8_t** bytes, size_t length) {
if (bytes != nullptr) {
*bytes = static_cast<uint8_t*>(gpr_malloc(length));
gsec_test_random_bytes(*bytes, length);
} else {
fprintf(stderr, "bytes buffer is nullptr in gsec_test_random_array().");
abort();
}
}
uint32_t gsec_test_bias_random_uint32(uint32_t max_length) {
uint32_t value;
gsec_test_random_bytes((uint8_t*)(&value), sizeof(value));
return value % max_length;
}
void gsec_test_copy(const uint8_t* src, uint8_t** des, size_t source_len) {
if (src != nullptr && des != nullptr) {
*des = static_cast<uint8_t*>(gpr_malloc(source_len));
memcpy(*des, src, source_len);
} else {
fprintf(stderr, "Either src or des buffer is nullptr in gsec_test_copy().");
abort();
}
}
void gsec_test_copy_and_alter_random_byte(const uint8_t* src, uint8_t** des,
size_t source_len) {
if (src != nullptr && des != nullptr) {
*des = static_cast<uint8_t*>(gpr_malloc(source_len));
memcpy(*des, src, source_len);
uint32_t offset;
offset = gsec_test_bias_random_uint32(static_cast<uint32_t>(source_len));
(*(*des + offset))++;
} else {
fprintf(stderr,
"Either src or des is nullptr in "
"gsec_test_copy_and_alter_random_byte().");
abort();
}
}
int gsec_test_expect_compare_code_and_substr(grpc_status_code status1,
grpc_status_code status2,
const char* msg1,
const char* msg2) {
int failure = 1;
if (status1 != status2) {
fprintf(stderr, "Status %d does not equal %d.\n", status1, status2);
failure = 0;
}
if (strstr(msg1, msg2) == nullptr) {
fprintf(stderr, "Status message <%s> does not contain <%s>.\n", msg1, msg2);
failure = 0;
}
return failure;
}
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