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| 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | |
| 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. | |
| 4 | |
| 5 #ifndef BIN_RESOURCES_H_ | |
| 6 #define BIN_RESOURCES_H_ | |
| 7 | |
| 8 #include <stddef.h> | |
| 9 #include <string.h> | |
| 10 | |
| 11 // Map from Blink to Dart VM. | |
| 12 #if defined(_DEBUG) | |
| 13 #define DEBUG | |
| 14 #endif | |
| 15 | |
| 16 #include "platform/assert.h" | |
| 17 | |
| 18 | |
| 19 namespace dart { | |
| 20 namespace bin { | |
| 21 | |
| 22 class Resources { | |
| 23 public: | |
| 24 static const int kNoSuchInstance = -1; | |
| 25 | |
| 26 static int ResourceLookup(const char* path, const char** resource) { | |
| 27 for (int i = 0; i < get_resource_count(); i++) { | |
| 28 resource_map_entry* entry = get_resource(i); | |
| 29 if (strcmp(path, entry->path_) == 0) { | |
| 30 *resource = entry->resource_; | |
| 31 ASSERT(entry->length_ > 0); | |
| 32 return entry->length_; | |
| 33 } | |
| 34 } | |
| 35 return kNoSuchInstance; | |
| 36 } | |
| 37 | |
| 38 static intptr_t get_resource_count() { | |
| 39 return builtin_resources_count_; | |
| 40 } | |
| 41 | |
| 42 static const char* get_resource_path(intptr_t i) { | |
| 43 return get_resource(i)->path_; | |
| 44 } | |
| 45 | |
| 46 private: | |
| 47 struct resource_map_entry { | |
| 48 const char* path_; | |
| 49 const char* resource_; | |
| 50 intptr_t length_; | |
| 51 }; | |
| 52 | |
| 53 // These fields are generated by resources_gen.cc. | |
| 54 static resource_map_entry builtin_resources_[]; | |
| 55 static const intptr_t builtin_resources_count_; | |
| 56 | |
| 57 static resource_map_entry* get_resource(int i) { | |
| 58 ASSERT(i >= 0 && i < builtin_resources_count_); | |
| 59 return &builtin_resources_[i]; | |
| 60 } | |
| 61 | |
| 62 DISALLOW_ALLOCATION(); | |
| 63 DISALLOW_IMPLICIT_CONSTRUCTORS(Resources); | |
| 64 }; | |
| 65 | |
| 66 } // namespace bin | |
| 67 } // namespace dart | |
| 68 | |
| 69 #endif // BIN_RESOURCES_H_ | |
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