(byte[] input_data, int start_idx, int end_idx, byte[] word)
| 42 | } |
| 43 | |
| 44 | public static int indexOf(byte[] input_data, int start_idx, int end_idx, byte[] word) { |
| 45 | assert (end_idx <= input_data.length); |
| 46 | for (int i = start_idx + word.length - 1; i < end_idx; i++) { |
| 47 | |
| 48 | int start_input_idx = i - word.length + 1; |
| 49 | int word_idx; |
| 50 | for (word_idx = 0; word_idx < word.length && start_input_idx + word_idx < input_data.length; word_idx++) { |
| 51 | |
| 52 | if (word[word_idx] != input_data[start_input_idx + word_idx]) { |
| 53 | |
| 54 | break; |
| 55 | } |
| 56 | } |
| 57 | if (word_idx == word.length) { |
| 58 | |
| 59 | return start_input_idx; |
| 60 | } |
| 61 | } |
| 62 | return -1; |
| 63 | } |
| 64 | |
| 65 | /** |
| 66 | * OSの名前を返す |
no outgoing calls