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/*
*
* Copyright 2015 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 <grpc/support/port_platform.h>
#ifdef GPR_WINDOWS_ENV
#include <windows.h>
#include "src/core/lib/gpr/env.h"
#include "src/core/lib/gpr/string.h"
#include "src/core/lib/gpr/string_windows.h"
#include <grpc/support/alloc.h>
#include <grpc/support/log.h>
#include <grpc/support/string_util.h>
const char* gpr_getenv_silent(const char* name, char** dst) {
*dst = gpr_getenv(name);
return NULL;
}
char* gpr_getenv(const char* name) {
char* result = NULL;
DWORD size;
LPTSTR tresult = NULL;
LPTSTR tname = gpr_char_to_tchar(name);
DWORD ret;
ret = GetEnvironmentVariable(tname, NULL, 0);
if (ret == 0) {
gpr_free(tname);
return NULL;
}
size = ret * (DWORD)sizeof(TCHAR);
tresult = (LPTSTR)gpr_malloc(size);
ret = GetEnvironmentVariable(tname, tresult, size);
gpr_free(tname);
if (ret == 0) {
gpr_free(tresult);
return NULL;
}
result = gpr_tchar_to_char(tresult);
gpr_free(tresult);
return result;
}
void gpr_setenv(const char* name, const char* value) {
LPTSTR tname = gpr_char_to_tchar(name);
LPTSTR tvalue = gpr_char_to_tchar(value);
BOOL res = SetEnvironmentVariable(tname, tvalue);
gpr_free(tname);
gpr_free(tvalue);
GPR_ASSERT(res);
}
#endif /* GPR_WINDOWS_ENV */
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