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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #include "bin/file.h" | 5 #include "bin/file.h" |
6 | 6 |
7 #include <fcntl.h> | 7 #include <fcntl.h> |
8 #include <io.h> | 8 #include <io.h> |
9 #include <stdio.h> | 9 #include <stdio.h> |
10 #include <string.h> | 10 #include <string.h> |
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98 | 98 |
99 | 99 |
100 File* File::Open(const char* name, FileOpenMode mode) { | 100 File* File::Open(const char* name, FileOpenMode mode) { |
101 int flags = O_RDONLY | O_BINARY | O_NOINHERIT; | 101 int flags = O_RDONLY | O_BINARY | O_NOINHERIT; |
102 if ((mode & kWrite) != 0) { | 102 if ((mode & kWrite) != 0) { |
103 flags = (O_RDWR | O_CREAT | O_BINARY | O_NOINHERIT); | 103 flags = (O_RDWR | O_CREAT | O_BINARY | O_NOINHERIT); |
104 } | 104 } |
105 if ((mode & kTruncate) != 0) { | 105 if ((mode & kTruncate) != 0) { |
106 flags = flags | O_TRUNC; | 106 flags = flags | O_TRUNC; |
107 } | 107 } |
108 const char* system_name = StringUtils::Utf8ToSystemString(name); | 108 const char* system_name = StringUtils::Utf8ToConsoleString(name); |
109 int fd = open(system_name, flags, 0666); | 109 int fd = open(system_name, flags, 0666); |
110 free(const_cast<char*>(system_name)); | 110 free(const_cast<char*>(system_name)); |
111 if (fd < 0) { | 111 if (fd < 0) { |
112 return NULL; | 112 return NULL; |
113 } | 113 } |
114 if (((mode & kWrite) != 0) && ((mode & kTruncate) == 0)) { | 114 if (((mode & kWrite) != 0) && ((mode & kTruncate) == 0)) { |
115 int position = lseek(fd, 0, SEEK_END); | 115 int position = lseek(fd, 0, SEEK_END); |
116 if (position < 0) { | 116 if (position < 0) { |
117 return NULL; | 117 return NULL; |
118 } | 118 } |
119 } | 119 } |
120 return new File(new FileHandle(fd)); | 120 return new File(new FileHandle(fd)); |
121 } | 121 } |
122 | 122 |
123 | 123 |
124 File* File::OpenStdio(int fd) { | 124 File* File::OpenStdio(int fd) { |
125 UNREACHABLE(); | 125 UNREACHABLE(); |
126 return NULL; | 126 return NULL; |
127 } | 127 } |
128 | 128 |
129 | 129 |
130 bool File::Exists(const char* name) { | 130 bool File::Exists(const char* name) { |
131 struct stat st; | 131 struct stat st; |
132 const char* system_name = StringUtils::Utf8ToSystemString(name); | 132 const char* system_name = StringUtils::Utf8ToConsoleString(name); |
133 bool stat_status = stat(system_name, &st); | 133 bool stat_status = stat(system_name, &st); |
134 free(const_cast<char*>(system_name)); | 134 free(const_cast<char*>(system_name)); |
135 if (stat_status == 0) { | 135 if (stat_status == 0) { |
136 return ((st.st_mode & S_IFMT) == S_IFREG); | 136 return ((st.st_mode & S_IFMT) == S_IFREG); |
137 } else { | 137 } else { |
138 return false; | 138 return false; |
139 } | 139 } |
140 } | 140 } |
141 | 141 |
142 | 142 |
143 bool File::Create(const char* name) { | 143 bool File::Create(const char* name) { |
144 const char* system_name = StringUtils::Utf8ToSystemString(name); | 144 const char* system_name = StringUtils::Utf8ToConsoleString(name); |
145 int fd = open(system_name, O_RDONLY | O_CREAT, 0666); | 145 int fd = open(system_name, O_RDONLY | O_CREAT, 0666); |
146 free(const_cast<char*>(system_name)); | 146 free(const_cast<char*>(system_name)); |
147 if (fd < 0) { | 147 if (fd < 0) { |
148 return false; | 148 return false; |
149 } | 149 } |
150 return (close(fd) == 0); | 150 return (close(fd) == 0); |
151 } | 151 } |
152 | 152 |
153 | 153 |
154 bool File::Delete(const char* name) { | 154 bool File::Delete(const char* name) { |
155 const char* system_name = StringUtils::Utf8ToSystemString(name); | 155 const char* system_name = StringUtils::Utf8ToConsoleString(name); |
156 int status = remove(system_name); | 156 int status = remove(system_name); |
157 free(const_cast<char*>(system_name)); | 157 free(const_cast<char*>(system_name)); |
158 if (status == -1) { | 158 if (status == -1) { |
159 return false; | 159 return false; |
160 } | 160 } |
161 return true; | 161 return true; |
162 } | 162 } |
163 | 163 |
164 | 164 |
165 off_t File::LengthFromName(const char* name) { | 165 off_t File::LengthFromName(const char* name) { |
166 struct stat st; | 166 struct stat st; |
167 const char* system_name = StringUtils::Utf8ToSystemString(name); | 167 const char* system_name = StringUtils::Utf8ToConsoleString(name); |
168 int stat_status = stat(system_name, &st); | 168 int stat_status = stat(system_name, &st); |
169 free(const_cast<char*>(system_name)); | 169 free(const_cast<char*>(system_name)); |
170 if (stat_status == 0) { | 170 if (stat_status == 0) { |
171 return st.st_size; | 171 return st.st_size; |
172 } | 172 } |
173 return -1; | 173 return -1; |
174 } | 174 } |
175 | 175 |
176 | 176 |
177 time_t File::LastModified(const char* name) { | 177 time_t File::LastModified(const char* name) { |
178 struct stat st; | 178 struct stat st; |
179 const char* system_name = StringUtils::Utf8ToSystemString(name); | 179 const char* system_name = StringUtils::Utf8ToConsoleString(name); |
180 int stat_status = stat(system_name, &st); | 180 int stat_status = stat(system_name, &st); |
181 free(const_cast<char*>(system_name)); | 181 free(const_cast<char*>(system_name)); |
182 if (stat_status == 0) { | 182 if (stat_status == 0) { |
183 return st.st_mtime; | 183 return st.st_mtime; |
184 } | 184 } |
185 return -1; | 185 return -1; |
186 } | 186 } |
187 | 187 |
188 | 188 |
189 bool File::IsAbsolutePath(const char* pathname) { | 189 bool File::IsAbsolutePath(const char* pathname) { |
190 // Should we consider network paths? | 190 // Should we consider network paths? |
191 if (pathname == NULL) return false; | 191 if (pathname == NULL) return false; |
192 return (strlen(pathname) > 2) && | 192 return (strlen(pathname) > 2) && |
193 (pathname[1] == ':') && | 193 (pathname[1] == ':') && |
194 (pathname[2] == '\\' || pathname[2] == '/'); | 194 (pathname[2] == '\\' || pathname[2] == '/'); |
195 } | 195 } |
196 | 196 |
197 | 197 |
198 char* File::GetCanonicalPath(const char* pathname) { | 198 char* File::GetCanonicalPath(const char* pathname) { |
199 struct stat st; | 199 struct stat st; |
200 const char* system_name = StringUtils::Utf8ToSystemString(pathname); | 200 const char* system_name = StringUtils::Utf8ToConsoleString(pathname); |
201 int stat_status = stat(system_name, &st); | 201 int stat_status = stat(system_name, &st); |
202 if (stat_status != 0) { | 202 if (stat_status != 0) { |
203 SetLastError(ERROR_FILE_NOT_FOUND); | 203 SetLastError(ERROR_FILE_NOT_FOUND); |
204 free(const_cast<char*>(system_name)); | 204 free(const_cast<char*>(system_name)); |
205 return NULL; | 205 return NULL; |
206 } | 206 } |
207 int required_size = GetFullPathName(system_name, 0, NULL, NULL); | 207 int required_size = GetFullPathName(system_name, 0, NULL, NULL); |
208 char* path = static_cast<char*>(malloc(required_size)); | 208 char* path = static_cast<char*>(malloc(required_size)); |
209 int written = GetFullPathName(system_name, required_size, path, NULL); | 209 int written = GetFullPathName(system_name, required_size, path, NULL); |
210 free(const_cast<char*>(system_name)); | 210 free(const_cast<char*>(system_name)); |
211 ASSERT(written == (required_size - 1)); | 211 ASSERT(written == (required_size - 1)); |
212 char* result = StringUtils::SystemStringToUtf8(path); | 212 char* result = StringUtils::ConsoleStringToUtf8(path); |
213 free(path); | 213 free(path); |
214 return result; | 214 return result; |
215 } | 215 } |
216 | 216 |
217 | 217 |
218 char* File::GetContainingDirectory(char* pathname) { | 218 char* File::GetContainingDirectory(char* pathname) { |
219 struct stat st; | 219 struct stat st; |
220 char* system_name = StringUtils::Utf8ToSystemString(pathname); | 220 char* system_name = StringUtils::Utf8ToConsoleString(pathname); |
221 int stat_status = stat(system_name, &st); | 221 int stat_status = stat(system_name, &st); |
222 if (stat_status == 0) { | 222 if (stat_status == 0) { |
223 if ((st.st_mode & S_IFMT) != S_IFREG) { | 223 if ((st.st_mode & S_IFMT) != S_IFREG) { |
224 SetLastError(ERROR_FILE_NOT_FOUND); | 224 SetLastError(ERROR_FILE_NOT_FOUND); |
225 free(system_name); | 225 free(system_name); |
226 return NULL; | 226 return NULL; |
227 } | 227 } |
228 } else { | 228 } else { |
229 SetLastError(ERROR_FILE_NOT_FOUND); | 229 SetLastError(ERROR_FILE_NOT_FOUND); |
230 free(system_name); | 230 free(system_name); |
231 return NULL; | 231 return NULL; |
232 } | 232 } |
233 int required_size = GetFullPathName(system_name, 0, NULL, NULL); | 233 int required_size = GetFullPathName(system_name, 0, NULL, NULL); |
234 char* path = static_cast<char*>(malloc(required_size)); | 234 char* path = static_cast<char*>(malloc(required_size)); |
235 char* file_part = NULL; | 235 char* file_part = NULL; |
236 int written = | 236 int written = |
237 GetFullPathName(system_name, required_size, path, &file_part); | 237 GetFullPathName(system_name, required_size, path, &file_part); |
238 free(system_name); | 238 free(system_name); |
239 ASSERT(written == (required_size - 1)); | 239 ASSERT(written == (required_size - 1)); |
240 ASSERT(file_part != NULL); | 240 ASSERT(file_part != NULL); |
241 ASSERT(file_part > path); | 241 ASSERT(file_part > path); |
242 ASSERT(file_part[-1] == '\\'); | 242 ASSERT(file_part[-1] == '\\'); |
243 file_part[-1] = '\0'; | 243 file_part[-1] = '\0'; |
244 char* result = StringUtils::SystemStringToUtf8(path); | 244 char* result = StringUtils::ConsoleStringToUtf8(path); |
245 free(path); | 245 free(path); |
246 return result; | 246 return result; |
247 } | 247 } |
248 | 248 |
249 | 249 |
250 const char* File::PathSeparator() { | 250 const char* File::PathSeparator() { |
251 return "\\"; | 251 return "\\"; |
252 } | 252 } |
253 | 253 |
254 | 254 |
255 const char* File::StringEscapedPathSeparator() { | 255 const char* File::StringEscapedPathSeparator() { |
256 return "\\\\"; | 256 return "\\\\"; |
257 } | 257 } |
258 | 258 |
259 | 259 |
260 File::StdioHandleType File::GetStdioHandleType(int fd) { | 260 File::StdioHandleType File::GetStdioHandleType(int fd) { |
261 // Treat all stdio handles as pipes. The Windows event handler and | 261 // Treat all stdio handles as pipes. The Windows event handler and |
262 // socket code will handle the different handle types. | 262 // socket code will handle the different handle types. |
263 return kPipe; | 263 return kPipe; |
264 } | 264 } |
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