diff options
Diffstat (limited to 'file_reader.c')
-rwxr-xr-x | file_reader.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/file_reader.c b/file_reader.c new file mode 100755 index 0000000..eea7761 --- /dev/null +++ b/file_reader.c | |||
@@ -0,0 +1,42 @@ | |||
1 | #include "file_reader.h" | ||
2 | |||
3 | #define BUFFER_SIZE 16384 | ||
4 | |||
5 | File* file_open(const char* filename) | ||
6 | { | ||
7 | File* retval = malloc(sizeof(File)); | ||
8 | retval->name = filename; | ||
9 | retval->data = malloc(0); | ||
10 | retval->size = 0; | ||
11 | FILE* file = fopen(filename, "rb"); | ||
12 | if(file) | ||
13 | { | ||
14 | do | ||
15 | { | ||
16 | retval->data = realloc(retval->data, retval->size + BUFFER_SIZE); | ||
17 | retval->size += fread(&retval->data[retval->size], 1, BUFFER_SIZE, file); | ||
18 | } while(!feof(file)); | ||
19 | retval->data = realloc(retval->data, retval->size); | ||
20 | fclose(file); | ||
21 | return retval; | ||
22 | } | ||
23 | else | ||
24 | { | ||
25 | perror(filename); | ||
26 | return NULL; | ||
27 | } | ||
28 | } | ||
29 | |||
30 | void file_close(File* file) | ||
31 | { | ||
32 | free(file->data); | ||
33 | free(file); | ||
34 | } | ||
35 | |||
36 | int main() | ||
37 | { | ||
38 | File* file = file_open("strict.dtd"); | ||
39 | puts(file->data); | ||
40 | file_close(file); | ||
41 | return 0; | ||
42 | } | ||