| 55 | } |
| 56 | |
| 57 | void BinaryTable::LoadFromFile(const std::string &filename, |
| 58 | const size_t &offset, |
| 59 | const size_t &size) { |
| 60 | // open file in readonly mode |
| 61 | FILE *fp = fopen(filename.c_str(), "rb"); |
| 62 | CHECK(fp) << "Unable to open file: " << filename; |
| 63 | // move fstream pointer backward for size of offset |
| 64 | size_t buffer_size = size; |
| 65 | if (size == 0) { |
| 66 | fseek(fp, 0L, SEEK_END); |
| 67 | buffer_size = ftell(fp) - offset; |
| 68 | } |
| 69 | fseek(fp, offset, SEEK_SET); |
| 70 | Require(buffer_size); |
| 71 | // read data of `size` into binary_data_variable:`bytes_` |
| 72 | if (fread(reinterpret_cast<char *>(&bytes_[0]), 1, buffer_size, fp) != |
| 73 | buffer_size) { |
| 74 | fclose(fp); |
| 75 | LOG(FATAL) << "Read file error: " << filename; |
| 76 | } |
| 77 | fclose(fp); |
| 78 | // Set readonly. |
| 79 | is_mutable_mode_ = false; |
| 80 | } |
| 81 | |
| 82 | void BinaryTable::LoadFromMemory(const char *buffer, size_t buffer_size) { |
| 83 | // get buffer |