1 /* libs/cutils/load_file.c 2 ** 3 ** Copyright 2006, The Android Open Source Project 4 ** 5 ** Licensed under the Apache License, Version 2.0 (the "License"); 6 ** you may not use this file except in compliance with the License. 7 ** You may obtain a copy of the License at 8 ** 9 ** http://www.apache.org/licenses/LICENSE-2.0 10 ** 11 ** Unless required by applicable law or agreed to in writing, software 12 ** distributed under the License is distributed on an "AS IS" BASIS, 13 ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 ** See the License for the specific language governing permissions and 15 ** limitations under the License. 16 */ 17 18 #include <stdlib.h> 19 #include <unistd.h> 20 #include <fcntl.h> 21 load_file(const char * fn,unsigned * _sz)22 void *load_file(const char *fn, unsigned *_sz) 23 { 24 char *data; 25 int sz; 26 int fd; 27 28 data = 0; 29 fd = open(fn, O_RDONLY); 30 if(fd < 0) return 0; 31 32 sz = lseek(fd, 0, SEEK_END); 33 if(sz < 0) goto oops; 34 35 if(lseek(fd, 0, SEEK_SET) != 0) goto oops; 36 37 data = (char*) malloc(sz + 1); 38 if(data == 0) goto oops; 39 40 if(read(fd, data, sz) != sz) goto oops; 41 close(fd); 42 data[sz] = 0; 43 44 if(_sz) *_sz = sz; 45 return data; 46 47 oops: 48 close(fd); 49 if(data != 0) free(data); 50 return 0; 51 } 52