| /* |
| * |
| * Copyright 2015-2016, Google Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| */ |
| |
| #include <grpc/support/port_platform.h> |
| |
| #ifdef GPR_WIN32 |
| |
| #include <stdio.h> |
| #include <stdarg.h> |
| |
| #include <grpc/support/alloc.h> |
| #include <grpc/support/log_win32.h> |
| #include <grpc/support/log.h> |
| #include <grpc/support/time.h> |
| #include <grpc/support/string_util.h> |
| |
| #include "src/core/support/string.h" |
| #include "src/core/support/string_win32.h" |
| |
| void gpr_log(const char *file, int line, gpr_log_severity severity, |
| const char *format, ...) { |
| char *message = NULL; |
| va_list args; |
| int ret; |
| |
| /* Determine the length. */ |
| va_start(args, format); |
| ret = _vscprintf(format, args); |
| va_end(args); |
| if (ret < 0) { |
| message = NULL; |
| } else { |
| /* Allocate a new buffer, with space for the NUL terminator. */ |
| size_t strp_buflen = (size_t)ret + 1; |
| message = gpr_malloc(strp_buflen); |
| |
| /* Print to the buffer. */ |
| va_start(args, format); |
| ret = vsnprintf_s(message, strp_buflen, _TRUNCATE, format, args); |
| va_end(args); |
| if ((size_t)ret != strp_buflen - 1) { |
| /* This should never happen. */ |
| gpr_free(message); |
| message = NULL; |
| } |
| } |
| |
| gpr_log_message(file, line, severity, message); |
| gpr_free(message); |
| } |
| |
| /* Simple starter implementation */ |
| void gpr_default_log(gpr_log_func_args *args) { |
| char *final_slash; |
| const char *display_file; |
| char time_buffer[64]; |
| time_t timer; |
| gpr_timespec now = gpr_now(GPR_CLOCK_REALTIME); |
| struct tm tm; |
| |
| timer = (time_t)now.tv_sec; |
| final_slash = strrchr(args->file, '\\'); |
| if (final_slash == NULL) |
| display_file = args->file; |
| else |
| display_file = final_slash + 1; |
| |
| if (localtime_s(&tm, &timer)) { |
| strcpy(time_buffer, "error:localtime"); |
| } else if (0 == |
| strftime(time_buffer, sizeof(time_buffer), "%m%d %H:%M:%S", &tm)) { |
| strcpy(time_buffer, "error:strftime"); |
| } |
| |
| fprintf(stderr, "%s%s.%09u %5lu %s:%d] %s\n", |
| gpr_log_severity_string(args->severity), time_buffer, |
| (int)(now.tv_nsec), GetCurrentThreadId(), display_file, args->line, |
| args->message); |
| fflush(stderr); |
| } |
| |
| char *gpr_format_message(int messageid) { |
| LPTSTR tmessage; |
| char *message; |
| DWORD status = FormatMessage( |
| FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | |
| FORMAT_MESSAGE_IGNORE_INSERTS, |
| NULL, (DWORD)messageid, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), |
| (LPTSTR)(&tmessage), 0, NULL); |
| if (status == 0) return gpr_strdup("Unable to retrieve error string"); |
| message = gpr_tchar_to_char(tmessage); |
| LocalFree(tmessage); |
| return message; |
| } |
| |
| #endif /* GPR_WIN32 */ |