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 /* Disable the CRC64 support even if it was enabled in the Makefile. */
23 #undef XZ_USE_CRC64
24
25 #include "../linux/lib/decompress_unxz.c"
26
27 static uint8_t in[1024 * 1024];
28 static uint8_t out[1024 * 1024];
29
fill(void * buf,unsigned int size)30 static int fill(void *buf, unsigned int size)
31 {
32 return fread(buf, 1, size, stdin);
33 }
34
flush(void * buf,unsigned int size)35 static int flush(/*const*/ void *buf, unsigned int size)
36 {
37 return fwrite(buf, 1, size, stdout);
38 }
39
test_buf_to_buf(void)40 static void test_buf_to_buf(void)
41 {
42 size_t in_size;
43 int ret;
44 in_size = fread(in, 1, sizeof(in), stdin);
45 ret = decompress(in, in_size, NULL, NULL, out, NULL, &error);
46 /* fwrite(out, 1, FIXME, stdout); */
47 fprintf(stderr, "ret = %d\n", ret);
48 }
49
test_buf_to_cb(void)50 static void test_buf_to_cb(void)
51 {
52 size_t in_size;
53 int in_used;
54 int ret;
55 in_size = fread(in, 1, sizeof(in), stdin);
56 ret = decompress(in, in_size, NULL, &flush, NULL, &in_used, &error);
57 fprintf(stderr, "ret = %d; in_used = %d\n", ret, in_used);
58 }
59
test_cb_to_cb(void)60 static void test_cb_to_cb(void)
61 {
62 int ret;
63 ret = decompress(NULL, 0, &fill, &flush, NULL, NULL, &error);
64 fprintf(stderr, "ret = %d\n", ret);
65 }
66
67 /*
68 * Not used by Linux <= 2.6.37-rc4 and newer probably won't use it either,
69 * but this kind of use case is still required to be supported by the API.
70 */
test_cb_to_buf(void)71 static void test_cb_to_buf(void)
72 {
73 int in_used;
74 int ret;
75 ret = decompress(in, 0, &fill, NULL, out, &in_used, &error);
76 /* fwrite(out, 1, FIXME, stdout); */
77 fprintf(stderr, "ret = %d; in_used = %d\n", ret, in_used);
78 }
79
main(int argc,char ** argv)80 int main(int argc, char **argv)
81 {
82 if (argc != 2)
83 fprintf(stderr, "Usage: %s [bb|bc|cc|cb]\n", argv[0]);
84 else if (strcmp(argv[1], "bb") == 0)
85 test_buf_to_buf();
86 else if (strcmp(argv[1], "bc") == 0)
87 test_buf_to_cb();
88 else if (strcmp(argv[1], "cc") == 0)
89 test_cb_to_cb();
90 else if (strcmp(argv[1], "cb") == 0)
91 test_cb_to_buf();
92 else
93 fprintf(stderr, "Usage: %s [bb|bc|cc|cb]\n", argv[0]);
94
95 return 0;
96 }
97