boottest.c

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    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 
   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 
   30 static int fill(void *buf, unsigned int size)
   31 {
   32         return fread(buf, 1, size, stdin);
   33 }
   34 
   35 static int flush(/*const*/ void *buf, unsigned int size)
   36 {
   37         return fwrite(buf, 1, size, stdout);
   38 }
   39 
   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 
   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 
   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  */
   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 
   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 }

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FreeBSD/Linux Kernel Cross Reference sys/contrib/xz-embedded/userspace/boottest.c

FreeBSD/Linux Kernel Cross Reference
sys/contrib/xz-embedded/userspace/boottest.c