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| 1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "base/platform_file.h" | 5 #include "base/platform_file.h" |
| 6 | 6 |
| 7 #include <fcntl.h> | 7 #include <fcntl.h> |
| 8 #include <errno.h> | 8 #include <errno.h> |
| 9 | 9 |
| 10 #include "base/logging.h" | 10 #include "base/logging.h" |
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| 22 | 22 |
| 23 if (flags & PLATFORM_FILE_CREATE_ALWAYS) { | 23 if (flags & PLATFORM_FILE_CREATE_ALWAYS) { |
| 24 DCHECK(!open_flags); | 24 DCHECK(!open_flags); |
| 25 open_flags = O_CREAT | O_TRUNC; | 25 open_flags = O_CREAT | O_TRUNC; |
| 26 } | 26 } |
| 27 | 27 |
| 28 if (!open_flags && !(flags & PLATFORM_FILE_OPEN) && | 28 if (!open_flags && !(flags & PLATFORM_FILE_OPEN) && |
| 29 !(flags & PLATFORM_FILE_OPEN_ALWAYS)) { | 29 !(flags & PLATFORM_FILE_OPEN_ALWAYS)) { |
| 30 NOTREACHED(); | 30 NOTREACHED(); |
| 31 errno = ENOTSUP; | 31 errno = ENOTSUP; |
| 32 return INVALID_HANDLE_VALUE; | 32 return kInvalidPlatformFileValue; |
| 33 } | 33 } |
| 34 | 34 |
| 35 if (flags & PLATFORM_FILE_WRITE && flags & PLATFORM_FILE_READ) { | 35 if (flags & PLATFORM_FILE_WRITE && flags & PLATFORM_FILE_READ) { |
| 36 open_flags |= O_RDWR; | 36 open_flags |= O_RDWR; |
| 37 } else if (flags & PLATFORM_FILE_WRITE) { | 37 } else if (flags & PLATFORM_FILE_WRITE) { |
| 38 open_flags |= O_WRONLY; | 38 open_flags |= O_WRONLY; |
| 39 } else if (!(flags & PLATFORM_FILE_READ)) { | 39 } else if (!(flags & PLATFORM_FILE_READ)) { |
| 40 NOTREACHED(); | 40 NOTREACHED(); |
| 41 } | 41 } |
| 42 | 42 |
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| 55 S_IRUSR | S_IWUSR); | 55 S_IRUSR | S_IWUSR); |
| 56 if (created && descriptor > 0) | 56 if (created && descriptor > 0) |
| 57 *created = true; | 57 *created = true; |
| 58 } | 58 } |
| 59 } | 59 } |
| 60 | 60 |
| 61 return descriptor; | 61 return descriptor; |
| 62 } | 62 } |
| 63 | 63 |
| 64 } // namespace base | 64 } // namespace base |
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