1 /*
2 * Test application for xz_boot.c
3 *
4 * Author: Lasse Collin <lasse.collin@tukaani.org>
5 *
6 * This file has been put into the public domain.
7 * You can do whatever you want with this file.
8 */
9
10 #include <stdlib.h>
11 #include <string.h>
12 #include <stdio.h>
13
14 #define STATIC static
15 #define INIT
16
error(char * msg)17 static void error(/*const*/ char *msg)
18 {
19 fprintf(stderr, "%s\n", msg);
20 }
21
22 #include "../linux/lib/decompress_unxz.c"
23
24 static uint8_t in[1024 * 1024];
25 static uint8_t out[1024 * 1024];
26
fill(void * buf,unsigned int size)27 static int fill(void *buf, unsigned int size)
28 {
29 return fread(buf, 1, size, stdin);
30 }
31
flush(void * buf,unsigned int size)32 static int flush(/*const*/ void *buf, unsigned int size)
33 {
34 return fwrite(buf, 1, size, stdout);
35 }
36
test_buf_to_buf(void)37 static void test_buf_to_buf(void)
38 {
39 size_t in_size;
40 int ret;
41 in_size = fread(in, 1, sizeof(in), stdin);
42 ret = decompress(in, in_size, NULL, NULL, out, NULL, &error);
43 /* fwrite(out, 1, FIXME, stdout); */
44 fprintf(stderr, "ret = %d\n", ret);
45 }
46
test_buf_to_cb(void)47 static void test_buf_to_cb(void)
48 {
49 size_t in_size;
50 int in_used;
51 int ret;
52 in_size = fread(in, 1, sizeof(in), stdin);
53 ret = decompress(in, in_size, NULL, &flush, NULL, &in_used, &error);
54 fprintf(stderr, "ret = %d; in_used = %d\n", ret, in_used);
55 }
56
test_cb_to_cb(void)57 static void test_cb_to_cb(void)
58 {
59 int ret;
60 ret = decompress(NULL, 0, &fill, &flush, NULL, NULL, &error);
61 fprintf(stderr, "ret = %d\n", ret);
62 }
63
64 /*
65 * Not used by Linux <= 2.6.37-rc4 and newer probably won't use it either,
66 * but this kind of use case is still required to be supported by the API.
67 */
test_cb_to_buf(void)68 static void test_cb_to_buf(void)
69 {
70 int in_used;
71 int ret;
72 ret = decompress(in, 0, &fill, NULL, out, &in_used, &error);
73 /* fwrite(out, 1, FIXME, stdout); */
74 fprintf(stderr, "ret = %d; in_used = %d\n", ret, in_used);
75 }
76
main(int argc,char ** argv)77 int main(int argc, char **argv)
78 {
79 if (argc != 2)
80 fprintf(stderr, "Usage: %s [bb|bc|cc|cb]\n", argv[0]);
81 else if (strcmp(argv[1], "bb") == 0)
82 test_buf_to_buf();
83 else if (strcmp(argv[1], "bc") == 0)
84 test_buf_to_cb();
85 else if (strcmp(argv[1], "cc") == 0)
86 test_cb_to_cb();
87 else if (strcmp(argv[1], "cb") == 0)
88 test_cb_to_buf();
89 else
90 fprintf(stderr, "Usage: %s [bb|bc|cc|cb]\n", argv[0]);
91
92 return 0;
93 }
94