io_win32.h 5.3 KB

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  1. // Protocol Buffers - Google's data interchange format
  2. // Copyright 2008 Google Inc. All rights reserved.
  3. // https://developers.google.com/protocol-buffers/
  4. //
  5. // Redistribution and use in source and binary forms, with or without
  6. // modification, are permitted provided that the following conditions are
  7. // met:
  8. //
  9. // * Redistributions of source code must retain the above copyright
  10. // notice, this list of conditions and the following disclaimer.
  11. // * Redistributions in binary form must reproduce the above
  12. // copyright notice, this list of conditions and the following disclaimer
  13. // in the documentation and/or other materials provided with the
  14. // distribution.
  15. // * Neither the name of Google Inc. nor the names of its
  16. // contributors may be used to endorse or promote products derived from
  17. // this software without specific prior written permission.
  18. //
  19. // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  20. // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  21. // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  22. // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  23. // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  24. // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  25. // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  26. // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  27. // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  28. // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  29. // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  30. // Author: laszlocsomor@google.com (Laszlo Csomor)
  31. // Based on original Protocol Buffers design by
  32. // Sanjay Ghemawat, Jeff Dean, and others.
  33. // This file contains the declarations for Windows implementations of
  34. // commonly used POSIX functions such as open(2) and access(2), as well
  35. // as macro definitions for flags of these functions.
  36. //
  37. // By including this file you'll redefine open/access/etc. to
  38. // ::google::protobuf::io::win32::{open/access/etc.}.
  39. // Make sure you don't include a header that attempts to redeclare or
  40. // redefine these functions, that'll lead to confusing compilation
  41. // errors. It's best to #include this file as the last one to ensure that.
  42. //
  43. // This file is only used on Windows, it's empty on other platforms.
  44. #ifndef GOOGLE_PROTOBUF_IO_IO_WIN32_H__
  45. #define GOOGLE_PROTOBUF_IO_IO_WIN32_H__
  46. #if defined(_WIN32)
  47. #include <functional>
  48. #include <string>
  49. #include <google/protobuf/port.h>
  50. #include <google/protobuf/port_def.inc>
  51. // Compilers on Windows other than MSVC (e.g. Cygwin, MinGW32) define the
  52. // following functions already, except for mkdir.
  53. namespace google {
  54. namespace protobuf {
  55. namespace io {
  56. namespace win32 {
  57. PROTOBUF_EXPORT FILE* fopen(const char* path, const char* mode);
  58. PROTOBUF_EXPORT int access(const char* path, int mode);
  59. PROTOBUF_EXPORT int chdir(const char* path);
  60. PROTOBUF_EXPORT int close(int fd);
  61. PROTOBUF_EXPORT int dup(int fd);
  62. PROTOBUF_EXPORT int dup2(int fd1, int fd2);
  63. PROTOBUF_EXPORT int mkdir(const char* path, int _mode);
  64. PROTOBUF_EXPORT int open(const char* path, int flags, int mode = 0);
  65. PROTOBUF_EXPORT int read(int fd, void* buffer, size_t size);
  66. PROTOBUF_EXPORT int setmode(int fd, int mode);
  67. PROTOBUF_EXPORT int stat(const char* path, struct _stat* buffer);
  68. PROTOBUF_EXPORT int write(int fd, const void* buffer, size_t size);
  69. PROTOBUF_EXPORT std::wstring testonly_utf8_to_winpath(const char* path);
  70. enum class ExpandWildcardsResult {
  71. kSuccess = 0,
  72. kErrorNoMatchingFile = 1,
  73. kErrorInputPathConversion = 2,
  74. kErrorOutputPathConversion = 3,
  75. };
  76. // Expand wildcards in a path pattern, feed the result to a consumer function.
  77. //
  78. // `path` must be a valid, Windows-style path. It may be absolute, or relative
  79. // to the current working directory, and it may contain wildcards ("*" and "?")
  80. // in the last path segment. This function passes all matching file names to
  81. // `consume`. The resulting paths may not be absolute nor normalized.
  82. //
  83. // The function returns a value from `ExpandWildcardsResult`.
  84. PROTOBUF_EXPORT ExpandWildcardsResult ExpandWildcards(
  85. const std::string& path, std::function<void(const std::string&)> consume);
  86. namespace strings {
  87. // Convert from UTF-16 to Active-Code-Page-encoded or to UTF-8-encoded text.
  88. PROTOBUF_EXPORT bool wcs_to_mbs(const wchar_t* s, std::string* out,
  89. bool outUtf8);
  90. // Convert from Active-Code-Page-encoded or UTF-8-encoded text to UTF-16.
  91. PROTOBUF_EXPORT bool mbs_to_wcs(const char* s, std::wstring* out, bool inUtf8);
  92. // Convert from UTF-8-encoded text to UTF-16.
  93. PROTOBUF_EXPORT bool utf8_to_wcs(const char* input, std::wstring* out);
  94. // Convert from UTF-16-encoded text to UTF-8.
  95. PROTOBUF_EXPORT bool wcs_to_utf8(const wchar_t* input, std::string* out);
  96. } // namespace strings
  97. } // namespace win32
  98. } // namespace io
  99. } // namespace protobuf
  100. } // namespace google
  101. #ifndef W_OK
  102. #define W_OK 02 // not defined by MSVC for whatever reason
  103. #endif
  104. #ifndef F_OK
  105. #define F_OK 00 // not defined by MSVC for whatever reason
  106. #endif
  107. #ifndef STDIN_FILENO
  108. #define STDIN_FILENO 0
  109. #endif
  110. #ifndef STDOUT_FILENO
  111. #define STDOUT_FILENO 1
  112. #endif
  113. #include <google/protobuf/port_undef.inc>
  114. #endif // defined(_WIN32)
  115. #endif // GOOGLE_PROTOBUF_IO_IO_WIN32_H__