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 <cutils/misc.h>
19
20 #include <stdlib.h>
21 #include <unistd.h>
22 #include <fcntl.h>
23
load_file(const char * fn,unsigned * _sz)24 void *load_file(const char *fn, unsigned *_sz)
25 {
26 char *data;
27 int sz;
28 int fd;
29
30 data = 0;
31 fd = open(fn, O_RDONLY);
32 if(fd < 0) return 0;
33
34 sz = lseek(fd, 0, SEEK_END);
35 if(sz < 0) goto oops;
36
37 if(lseek(fd, 0, SEEK_SET) != 0) goto oops;
38
39 data = (char*) malloc(sz + 1);
40 if(data == 0) goto oops;
41
42 if(read(fd, data, sz) != sz) goto oops;
43 close(fd);
44 data[sz] = 0;
45
46 if(_sz) *_sz = sz;
47 return data;
48
49 oops:
50 close(fd);
51 if(data != 0) free(data);
52 return 0;
53 }
54