1 // Protocol Buffers - Google's data interchange format 2 // Copyright 2008 Google Inc. All rights reserved. 3 // 4 // Use of this source code is governed by a BSD-style 5 // license that can be found in the LICENSE file or at 6 // https://developers.google.com/open-source/licenses/bsd 7 8 // Author: laszlocsomor@google.com (Laszlo Csomor) 9 // Based on original Protocol Buffers design by 10 // Sanjay Ghemawat, Jeff Dean, and others. 11 12 // This file contains the declarations for Windows implementations of 13 // commonly used POSIX functions such as open(2) and access(2), as well 14 // as macro definitions for flags of these functions. 15 // 16 // By including this file you'll redefine open/access/etc. to 17 // ::google::protobuf::io::win32::{open/access/etc.}. 18 // Make sure you don't include a header that attempts to redeclare or 19 // redefine these functions, that'll lead to confusing compilation 20 // errors. It's best to #include this file as the last one to ensure that. 21 // 22 // This file is only used on Windows, it's empty on other platforms. 23 24 #ifndef GOOGLE_PROTOBUF_IO_IO_WIN32_H__ 25 #define GOOGLE_PROTOBUF_IO_IO_WIN32_H__ 26 27 #if defined(_WIN32) 28 29 #include <functional> 30 #include <string> 31 32 #include "google/protobuf/port.h" 33 34 // Must be included last. 35 #include "google/protobuf/port_def.inc" 36 37 // Compilers on Windows other than MSVC (e.g. Cygwin, MinGW32) define the 38 // following functions already, except for mkdir. 39 namespace google { 40 namespace protobuf { 41 namespace io { 42 namespace win32 { 43 44 PROTOBUF_EXPORT FILE* fopen(const char* path, const char* mode); 45 PROTOBUF_EXPORT int access(const char* path, int mode); 46 PROTOBUF_EXPORT int chdir(const char* path); 47 PROTOBUF_EXPORT int close(int fd); 48 PROTOBUF_EXPORT int dup(int fd); 49 PROTOBUF_EXPORT int dup2(int fd1, int fd2); 50 PROTOBUF_EXPORT int mkdir(const char* path, int _mode); 51 PROTOBUF_EXPORT int open(const char* path, int flags, int mode = 0); 52 PROTOBUF_EXPORT int read(int fd, void* buffer, size_t size); 53 PROTOBUF_EXPORT int setmode(int fd, int mode); 54 PROTOBUF_EXPORT int stat(const char* path, struct _stat* buffer); 55 PROTOBUF_EXPORT int write(int fd, const void* buffer, size_t size); 56 PROTOBUF_EXPORT std::wstring testonly_utf8_to_winpath(const char* path); 57 58 enum class ExpandWildcardsResult { 59 kSuccess = 0, 60 kErrorNoMatchingFile = 1, 61 kErrorInputPathConversion = 2, 62 kErrorOutputPathConversion = 3, 63 }; 64 65 // Expand wildcards in a path pattern, feed the result to a consumer function. 66 // 67 // `path` must be a valid, Windows-style path. It may be absolute, or relative 68 // to the current working directory, and it may contain wildcards ("*" and "?") 69 // in the last path segment. This function passes all matching file names to 70 // `consume`. The resulting paths may not be absolute nor normalized. 71 // 72 // The function returns a value from `ExpandWildcardsResult`. 73 PROTOBUF_EXPORT ExpandWildcardsResult ExpandWildcards( 74 const std::string& path, std::function<void(const std::string&)> consume); 75 76 namespace strings { 77 78 // Convert from UTF-16 to Active-Code-Page-encoded or to UTF-8-encoded text. 79 PROTOBUF_EXPORT bool wcs_to_mbs(const wchar_t* s, std::string* out, 80 bool outUtf8); 81 82 // Convert from Active-Code-Page-encoded or UTF-8-encoded text to UTF-16. 83 PROTOBUF_EXPORT bool mbs_to_wcs(const char* s, std::wstring* out, bool inUtf8); 84 85 // Convert from UTF-8-encoded text to UTF-16. 86 PROTOBUF_EXPORT bool utf8_to_wcs(const char* input, std::wstring* out); 87 88 // Convert from UTF-16-encoded text to UTF-8. 89 PROTOBUF_EXPORT bool wcs_to_utf8(const wchar_t* input, std::string* out); 90 91 } // namespace strings 92 93 } // namespace win32 94 } // namespace io 95 } // namespace protobuf 96 } // namespace google 97 98 #ifndef W_OK 99 #define W_OK 02 // not defined by MSVC for whatever reason 100 #endif 101 102 #ifndef F_OK 103 #define F_OK 00 // not defined by MSVC for whatever reason 104 #endif 105 106 #ifndef STDIN_FILENO 107 #define STDIN_FILENO 0 108 #endif 109 110 #ifndef STDOUT_FILENO 111 #define STDOUT_FILENO 1 112 #endif 113 114 #include "google/protobuf/port_undef.inc" 115 116 #endif // defined(_WIN32) 117 118 #endif // GOOGLE_PROTOBUF_IO_IO_WIN32_H__ 119