Helper: Load file content into memory Memory allocated with IM_ALLOC(), must be freed by user using IM_FREE() == ImGui::MemFree() This can't really be used with "rt" because fseek size won't match read size.
| 2204 | // Memory allocated with IM_ALLOC(), must be freed by user using IM_FREE() == ImGui::MemFree() |
| 2205 | // This can't really be used with "rt" because fseek size won't match read size. |
| 2206 | void* ImFileLoadToMemory(const char* filename, const char* mode, size_t* out_file_size, int padding_bytes) |
| 2207 | { |
| 2208 | IM_ASSERT(filename && mode); |
| 2209 | if (out_file_size) |
| 2210 | *out_file_size = 0; |
| 2211 | |
| 2212 | ImFileHandle f; |
| 2213 | if ((f = ImFileOpen(filename, mode)) == NULL) |
| 2214 | return NULL; |
| 2215 | |
| 2216 | size_t file_size = (size_t)ImFileGetSize(f); |
| 2217 | if (file_size == (size_t)-1) |
| 2218 | { |
| 2219 | ImFileClose(f); |
| 2220 | return NULL; |
| 2221 | } |
| 2222 | |
| 2223 | void* file_data = IM_ALLOC(file_size + padding_bytes); |
| 2224 | if (file_data == NULL) |
| 2225 | { |
| 2226 | ImFileClose(f); |
| 2227 | return NULL; |
| 2228 | } |
| 2229 | if (ImFileRead(file_data, 1, file_size, f) != file_size) |
| 2230 | { |
| 2231 | ImFileClose(f); |
| 2232 | IM_FREE(file_data); |
| 2233 | return NULL; |
| 2234 | } |
| 2235 | if (padding_bytes > 0) |
| 2236 | memset((void*)(((char*)file_data) + file_size), 0, (size_t)padding_bytes); |
| 2237 | |
| 2238 | ImFileClose(f); |
| 2239 | if (out_file_size) |
| 2240 | *out_file_size = file_size; |
| 2241 | |
| 2242 | return file_data; |
| 2243 | } |
| 2244 | |
| 2245 | //----------------------------------------------------------------------------- |
| 2246 | // [SECTION] MISC HELPERS/UTILITIES (ImText* functions) |
no test coverage detected