The Tor Browser / file comparison
comparison: gfx/skia/trunk/src/utils/ios/SkOSFile_iOS.mm
gfx/skia/trunk/src/utils/ios/SkOSFile_iOS.mm
- branch
- TOR_BUG_3246
- changeset 7
- 129ffea94266
equal
deleted
inserted
replaced
| -1:000000000000 | 0:9bdf2471d894 |
|---|---|
| 1 /* | |
| 2 * Copyright 2010 Google Inc. | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license that can be | |
| 5 * found in the LICENSE file. | |
| 6 */ | |
| 7 | |
| 8 #include <Foundation/Foundation.h> | |
| 9 #include "SkOSFile.h" | |
| 10 #include "SkString.h" | |
| 11 | |
| 12 struct SkFILE { | |
| 13 NSData* fData; | |
| 14 size_t fOffset; | |
| 15 size_t fLength; | |
| 16 }; | |
| 17 | |
| 18 SkFILE* sk_fopen(const char cpath[], SkFILE_Flags flags) { | |
| 19 if (flags & kWrite_SkFILE_Flag) { | |
| 20 return NULL; | |
| 21 } | |
| 22 | |
| 23 SkString cname, csuffix; | |
| 24 | |
| 25 const char* start = strrchr(cpath, '/'); | |
| 26 if (NULL == start) { | |
| 27 start = cpath; | |
| 28 } else { | |
| 29 start += 1; | |
| 30 } | |
| 31 const char* stop = strrchr(cpath, '.'); | |
| 32 if (NULL == stop) { | |
| 33 return NULL; | |
| 34 } else { | |
| 35 stop += 1; | |
| 36 } | |
| 37 | |
| 38 cname.set(start, stop - start - 1); | |
| 39 csuffix.set(stop); | |
| 40 | |
| 41 NSBundle* bundle = [NSBundle mainBundle]; | |
| 42 NSString* name = [NSString stringWithUTF8String:cname.c_str()]; | |
| 43 NSString* suffix = [NSString stringWithUTF8String:csuffix.c_str()]; | |
| 44 NSString* path = [bundle pathForResource:name ofType:suffix]; | |
| 45 NSData* data = [NSData dataWithContentsOfMappedFile:path]; | |
| 46 | |
| 47 if (data) { | |
| 48 [data retain]; | |
| 49 SkFILE* rec = new SkFILE; | |
| 50 rec->fData = data; | |
| 51 rec->fOffset = 0; | |
| 52 rec->fLength = [data length]; | |
| 53 return reinterpret_cast<SkFILE*>(rec); | |
| 54 } | |
| 55 return NULL; | |
| 56 } | |
| 57 | |
| 58 size_t sk_fgetsize(SkFILE* rec) { | |
| 59 SkASSERT(rec); | |
| 60 return rec->fLength; | |
| 61 } | |
| 62 | |
| 63 bool sk_frewind(SkFILE* rec) { | |
| 64 SkASSERT(rec); | |
| 65 rec->fOffset = 0; | |
| 66 return true; | |
| 67 } | |
| 68 | |
| 69 size_t sk_fread(void* buffer, size_t byteCount, SkFILE* rec) { | |
| 70 if (NULL == buffer) { | |
| 71 return rec->fLength; | |
| 72 } else { | |
| 73 size_t remaining = rec->fLength - rec->fOffset; | |
| 74 if (byteCount > remaining) { | |
| 75 byteCount = remaining; | |
| 76 } | |
| 77 memcpy(buffer, (char*)[rec->fData bytes] + rec->fOffset, byteCount); | |
| 78 rec->fOffset += byteCount; | |
| 79 SkASSERT(rec->fOffset <= rec->fLength); | |
| 80 return byteCount; | |
| 81 } | |
| 82 } | |
| 83 | |
| 84 size_t sk_fwrite(const void* buffer, size_t byteCount, SkFILE* f) { | |
| 85 SkDEBUGFAIL("Not supported yet"); | |
| 86 return 0; | |
| 87 } | |
| 88 | |
| 89 void sk_fflush(SkFILE* f) { | |
| 90 SkDEBUGFAIL("Not supported yet"); | |
| 91 } | |
| 92 | |
| 93 void sk_fclose(SkFILE* rec) { | |
| 94 SkASSERT(rec); | |
| 95 [rec->fData release]; | |
| 96 delete rec; | |
| 97 } | |
| 98 |
