| /* |

| * Copyright (C) 2009 The Android Open Source Project |

| * |

| * Licensed under the Apache License, Version 2.0 (the "License"); |

| * you may not use this file except in compliance with the License. |

| * You may obtain a copy of the License at |

| * |

| * http://www.apache.org/licenses/LICENSE-2.0 |

| * |

| * Unless required by applicable law or agreed to in writing, software |

| * distributed under the License is distributed on an "AS IS" BASIS, |

| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |

| * See the License for the specific language governing permissions and |

| * limitations under the License. |

| */ |

| |

| #include <stdio.h> |

| |

| #include "utils.h" |

| |

| /** Write a 4-byte value to f in little-endian order. */ |

| void Write4(int value, FILE* f) { |

| fputc(value & 0xff, f); |

| fputc((value >> 8) & 0xff, f); |

| fputc((value >> 16) & 0xff, f); |

| fputc((value >> 24) & 0xff, f); |

| } |

| |

| /** Write an 8-byte value to f in little-endian order. */ |

| void Write8(long long value, FILE* f) { |

| fputc(value & 0xff, f); |

| fputc((value >> 8) & 0xff, f); |

| fputc((value >> 16) & 0xff, f); |

| fputc((value >> 24) & 0xff, f); |

| fputc((value >> 32) & 0xff, f); |

| fputc((value >> 40) & 0xff, f); |

| fputc((value >> 48) & 0xff, f); |

| fputc((value >> 56) & 0xff, f); |

| } |

| |

| int Read2(void* pv) { |

| unsigned char* p = pv; |

| return (int)(((unsigned int)p[1] << 8) | |

| (unsigned int)p[0]); |

| } |

| |

| int Read4(void* pv) { |

| unsigned char* p = pv; |

| return (int)(((unsigned int)p[3] << 24) | |

| ((unsigned int)p[2] << 16) | |

| ((unsigned int)p[1] << 8) | |

| (unsigned int)p[0]); |

| } |

| |

| long long Read8(void* pv) { |

| unsigned char* p = pv; |

| return (long long)(((unsigned long long)p[7] << 56) | |

| ((unsigned long long)p[6] << 48) | |

| ((unsigned long long)p[5] << 40) | |

| ((unsigned long long)p[4] << 32) | |

| ((unsigned long long)p[3] << 24) | |

| ((unsigned long long)p[2] << 16) | |

| ((unsigned long long)p[1] << 8) | |

| (unsigned long long)p[0]); |

| } |