mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-28 22:13:08 +00:00
621 lines
20 KiB
C
621 lines
20 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Copyright (c) 2013, The Chromium Authors
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <abuf.h>
|
|
#include <bootm.h>
|
|
#include <command.h>
|
|
#include <gzip.h>
|
|
#include <image.h>
|
|
#include <log.h>
|
|
#include <malloc.h>
|
|
#include <mapmem.h>
|
|
#include <asm/io.h>
|
|
|
|
#include <u-boot/lz4.h>
|
|
#include <u-boot/zlib.h>
|
|
#include <bzlib.h>
|
|
|
|
#include <lzma/LzmaTypes.h>
|
|
#include <lzma/LzmaDec.h>
|
|
#include <lzma/LzmaTools.h>
|
|
|
|
#include <linux/lzo.h>
|
|
#include <linux/zstd.h>
|
|
#include <test/compression.h>
|
|
#include <test/suites.h>
|
|
#include <test/ut.h>
|
|
|
|
static const char plain[] =
|
|
"I am a highly compressable bit of text.\n"
|
|
"I am a highly compressable bit of text.\n"
|
|
"I am a highly compressable bit of text.\n"
|
|
"There are many like me, but this one is mine.\n"
|
|
"If I were any shorter, there wouldn't be much sense in\n"
|
|
"compressing me in the first place. At least with lzo, anyway,\n"
|
|
"which appears to behave poorly in the face of short text\n"
|
|
"messages.\n";
|
|
|
|
/* bzip2 -c /tmp/plain.txt > /tmp/plain.bz2 */
|
|
static const char bzip2_compressed[] =
|
|
"\x42\x5a\x68\x39\x31\x41\x59\x26\x53\x59\xe5\x63\xdd\x09\x00\x00"
|
|
"\x28\x57\x80\x00\x10\x40\x85\x20\x20\x04\x00\x3f\xef\xdf\xf0\x30"
|
|
"\x00\xd6\xd0\x34\x91\x89\xa6\xf5\x4d\x19\x1a\x19\x0d\x02\x34\xd4"
|
|
"\xc9\x00\x34\x34\x00\x02\x48\x41\x35\x4f\xd4\xc6\x88\xd3\x50\x3d"
|
|
"\x4f\x51\x82\x4f\x88\xc3\x0d\x05\x62\x4f\x91\xa3\x52\x1b\xd0\x52"
|
|
"\x41\x4a\xa3\x98\xc2\x6b\xca\xa3\x82\xa5\xac\x8b\x15\x99\x68\xad"
|
|
"\xdf\x29\xd6\xf1\xf7\x5a\x10\xcd\x8c\x26\x61\x94\x95\xfe\x9e\x16"
|
|
"\x18\x28\x69\xd4\x23\x64\xcc\x2b\xe5\xe8\x5f\x00\xa4\x70\x26\x2c"
|
|
"\xee\xbd\x59\x6d\x6a\xec\xfc\x31\xda\x59\x0a\x14\x2a\x60\x1c\xf0"
|
|
"\x04\x86\x73\x9a\xc5\x5b\x87\x3f\x5b\x4c\x93\xe6\xb5\x35\x0d\xa6"
|
|
"\xb1\x2e\x62\x7b\xab\x67\xe7\x99\x2a\x14\x5e\x9f\x64\xcb\x96\xf4"
|
|
"\x0d\x65\xd4\x39\xe6\x8b\x7e\xea\x1c\x03\x69\x97\x83\x58\x91\x96"
|
|
"\xe1\xf0\x9d\xa4\x15\x8b\xb8\xc6\x93\xdc\x3d\xd9\x3c\x22\x55\xef"
|
|
"\xfb\xbb\x2a\xd3\x87\xa2\x8b\x04\xd9\x19\xf8\xe2\xfd\x4f\xdb\x1a"
|
|
"\x07\xc8\x60\xa3\x3f\xf8\xbb\x92\x29\xc2\x84\x87\x2b\x1e\xe8\x48";
|
|
static const unsigned long bzip2_compressed_size = sizeof(bzip2_compressed) - 1;
|
|
|
|
/* lzma -z -c /tmp/plain.txt > /tmp/plain.lzma */
|
|
static const char lzma_compressed[] =
|
|
"\x5d\x00\x00\x80\x00\xff\xff\xff\xff\xff\xff\xff\xff\x00\x24\x88"
|
|
"\x08\x26\xd8\x41\xff\x99\xc8\xcf\x66\x3d\x80\xac\xba\x17\xf1\xc8"
|
|
"\xb9\xdf\x49\x37\xb1\x68\xa0\x2a\xdd\x63\xd1\xa7\xa3\x66\xf8\x15"
|
|
"\xef\xa6\x67\x8a\x14\x18\x80\xcb\xc7\xb1\xcb\x84\x6a\xb2\x51\x16"
|
|
"\xa1\x45\xa0\xd6\x3e\x55\x44\x8a\x5c\xa0\x7c\xe5\xa8\xbd\x04\x57"
|
|
"\x8f\x24\xfd\xb9\x34\x50\x83\x2f\xf3\x46\x3e\xb9\xb0\x00\x1a\xf5"
|
|
"\xd3\x86\x7e\x8f\x77\xd1\x5d\x0e\x7c\xe1\xac\xde\xf8\x65\x1f\x4d"
|
|
"\xce\x7f\xa7\x3d\xaa\xcf\x26\xa7\x58\x69\x1e\x4c\xea\x68\x8a\xe5"
|
|
"\x89\xd1\xdc\x4d\xc7\xe0\x07\x42\xbf\x0c\x9d\x06\xd7\x51\xa2\x0b"
|
|
"\x7c\x83\x35\xe1\x85\xdf\xee\xfb\xa3\xee\x2f\x47\x5f\x8b\x70\x2b"
|
|
"\xe1\x37\xf3\x16\xf6\x27\x54\x8a\x33\x72\x49\xea\x53\x7d\x60\x0b"
|
|
"\x21\x90\x66\xe7\x9e\x56\x61\x5d\xd8\xdc\x59\xf0\xac\x2f\xd6\x49"
|
|
"\x6b\x85\x40\x08\x1f\xdf\x26\x25\x3b\x72\x44\xb0\xb8\x21\x2f\xb3"
|
|
"\xd7\x9b\x24\x30\x78\x26\x44\x07\xc3\x33\xd1\x4d\x03\x1b\xe1\xff"
|
|
"\xfd\xf5\x50\x8d\xca";
|
|
static const unsigned long lzma_compressed_size = sizeof(lzma_compressed) - 1;
|
|
|
|
/* lzop -c /tmp/plain.txt > /tmp/plain.lzo */
|
|
static const char lzo_compressed[] =
|
|
"\x89\x4c\x5a\x4f\x00\x0d\x0a\x1a\x0a\x10\x30\x20\x60\x09\x40\x01"
|
|
"\x05\x03\x00\x00\x09\x00\x00\x81\xb4\x52\x09\x54\xf1\x00\x00\x00"
|
|
"\x00\x09\x70\x6c\x61\x69\x6e\x2e\x74\x78\x74\x65\xb1\x07\x9c\x00"
|
|
"\x00\x01\x5e\x00\x00\x01\x0f\xc3\xc7\x7a\xe0\x00\x16\x49\x20\x61"
|
|
"\x6d\x20\x61\x20\x68\x69\x67\x68\x6c\x79\x20\x63\x6f\x6d\x70\x72"
|
|
"\x65\x73\x73\x61\x62\x6c\x65\x20\x62\x69\x74\x20\x6f\x66\x20\x74"
|
|
"\x65\x78\x74\x2e\x0a\x20\x2f\x9c\x00\x00\x22\x54\x68\x65\x72\x65"
|
|
"\x20\x61\x72\x65\x20\x6d\x61\x6e\x79\x20\x6c\x69\x6b\x65\x20\x6d"
|
|
"\x65\x2c\x20\x62\x75\x74\x20\x74\x68\x69\x73\x20\x6f\x6e\x65\x20"
|
|
"\x69\x73\x20\x6d\x69\x6e\x65\x2e\x0a\x49\x66\x20\x49\x20\x77\x84"
|
|
"\x06\x0a\x6e\x79\x20\x73\x68\x6f\x72\x74\x65\x72\x2c\x20\x74\x90"
|
|
"\x08\x00\x08\x77\x6f\x75\x6c\x64\x6e\x27\x74\x20\x62\x65\x20\x6d"
|
|
"\x75\x63\x68\x20\x73\x65\x6e\x73\x65\x20\x69\x6e\x0a\xf8\x19\x02"
|
|
"\x69\x6e\x67\x20\x6d\x64\x02\x64\x06\x00\x5a\x20\x66\x69\x72\x73"
|
|
"\x74\x20\x70\x6c\x61\x63\x65\x2e\x20\x41\x74\x20\x6c\x65\x61\x73"
|
|
"\x74\x20\x77\x69\x74\x68\x20\x6c\x7a\x6f\x2c\x20\x61\x6e\x79\x77"
|
|
"\x61\x79\x2c\x0a\x77\x68\x69\x63\x68\x20\x61\x70\x70\x65\x61\x72"
|
|
"\x73\x20\x74\x6f\x20\x62\x65\x68\x61\x76\x65\x20\x70\x6f\x6f\x72"
|
|
"\x6c\x79\x20\x69\x6e\x20\x74\x68\x65\x20\x66\x61\x63\x65\x20\x6f"
|
|
"\x66\x20\x73\x68\x6f\x72\x74\x20\x74\x65\x78\x74\x0a\x6d\x65\x73"
|
|
"\x73\x61\x67\x65\x73\x2e\x0a\x11\x00\x00\x00\x00\x00\x00";
|
|
static const unsigned long lzo_compressed_size = sizeof(lzo_compressed) - 1;
|
|
|
|
/* lz4 -z /tmp/plain.txt > /tmp/plain.lz4 */
|
|
static const char lz4_compressed[] =
|
|
"\x04\x22\x4d\x18\x64\x70\xb9\x01\x01\x00\x00\xff\x19\x49\x20\x61"
|
|
"\x6d\x20\x61\x20\x68\x69\x67\x68\x6c\x79\x20\x63\x6f\x6d\x70\x72"
|
|
"\x65\x73\x73\x61\x62\x6c\x65\x20\x62\x69\x74\x20\x6f\x66\x20\x74"
|
|
"\x65\x78\x74\x2e\x0a\x28\x00\x3d\xf1\x25\x54\x68\x65\x72\x65\x20"
|
|
"\x61\x72\x65\x20\x6d\x61\x6e\x79\x20\x6c\x69\x6b\x65\x20\x6d\x65"
|
|
"\x2c\x20\x62\x75\x74\x20\x74\x68\x69\x73\x20\x6f\x6e\x65\x20\x69"
|
|
"\x73\x20\x6d\x69\x6e\x65\x2e\x0a\x49\x66\x20\x49\x20\x77\x32\x00"
|
|
"\xd1\x6e\x79\x20\x73\x68\x6f\x72\x74\x65\x72\x2c\x20\x74\x45\x00"
|
|
"\xf4\x0b\x77\x6f\x75\x6c\x64\x6e\x27\x74\x20\x62\x65\x20\x6d\x75"
|
|
"\x63\x68\x20\x73\x65\x6e\x73\x65\x20\x69\x6e\x0a\xcf\x00\x50\x69"
|
|
"\x6e\x67\x20\x6d\x12\x00\x00\x32\x00\xf0\x11\x20\x66\x69\x72\x73"
|
|
"\x74\x20\x70\x6c\x61\x63\x65\x2e\x20\x41\x74\x20\x6c\x65\x61\x73"
|
|
"\x74\x20\x77\x69\x74\x68\x20\x6c\x7a\x6f\x2c\x63\x00\xf5\x14\x77"
|
|
"\x61\x79\x2c\x0a\x77\x68\x69\x63\x68\x20\x61\x70\x70\x65\x61\x72"
|
|
"\x73\x20\x74\x6f\x20\x62\x65\x68\x61\x76\x65\x20\x70\x6f\x6f\x72"
|
|
"\x6c\x79\x4e\x00\x30\x61\x63\x65\x27\x01\x01\x95\x00\x01\x2d\x01"
|
|
"\xb0\x0a\x6d\x65\x73\x73\x61\x67\x65\x73\x2e\x0a\x00\x00\x00\x00"
|
|
"\x9d\x12\x8c\x9d";
|
|
static const unsigned long lz4_compressed_size = sizeof(lz4_compressed) - 1;
|
|
|
|
/* zstd -19 -c /tmp/plain.txt > /tmp/plain.zst */
|
|
static const char zstd_compressed[] =
|
|
"\x28\xb5\x2f\xfd\x64\x5e\x00\xbd\x05\x00\x02\x0e\x26\x1a\x70\x17"
|
|
"\xb8\x0d\x0c\x53\x5c\x9d\x97\xee\xa0\x5d\x84\x89\x3f\x5c\x7a\x78"
|
|
"\x00\x80\x80\x0f\xe8\xdf\xaf\x06\x66\xd0\x23\xa6\x7a\x64\x8e\xf4"
|
|
"\x0d\x5b\x47\x65\x26\x7e\x81\xdd\x0b\xe7\x5a\x95\x3d\x49\xcc\x67"
|
|
"\xe0\x2d\x46\x58\xb6\xac\x64\x16\xf2\xe0\xf8\x16\x17\xaf\xda\x8f"
|
|
"\x37\xc0\xc3\x0d\x3b\x89\x57\x15\x1e\x46\x46\x12\x9a\x84\xbe\xa6"
|
|
"\xab\xcf\x50\x90\x5f\x78\x01\xd2\xc0\x51\x72\x59\x0b\xea\xab\xf2"
|
|
"\xd4\x2b\x2d\x26\x7c\x10\x66\x78\x42\x64\x45\x3f\xa5\x15\x6f\xbd"
|
|
"\x4a\x61\xe1\xc8\x27\xc0\xe3\x95\x0c\xf9\xca\x7c\xf5\x13\x30\xc3"
|
|
"\x1a\x7c\x7d\xa4\x17\x0b\xff\x14\xa6\x7a\x95\xa0\x34\xbc\xce\x21"
|
|
"\x78\x36\x23\x33\x11\x09\x00\x60\x13\x00\x63\xa3\x8e\x28\x94\x55"
|
|
"\x15\xb6\x26\x68\x05\x4f\x23\x12\xee\x53\x55\x2d\x44\x2f\x54\x95"
|
|
"\x01\xe4\xf4\x6e\xfa";
|
|
static const unsigned long zstd_compressed_size = sizeof(zstd_compressed) - 1;
|
|
|
|
|
|
#define TEST_BUFFER_SIZE 512
|
|
|
|
typedef int (*mutate_func)(struct unit_test_state *uts, void *, unsigned long,
|
|
void *, unsigned long, unsigned long *);
|
|
|
|
static int compress_using_gzip(struct unit_test_state *uts,
|
|
void *in, unsigned long in_size,
|
|
void *out, unsigned long out_max,
|
|
unsigned long *out_size)
|
|
{
|
|
int ret;
|
|
unsigned long inout_size = out_max;
|
|
|
|
ret = gzip(out, &inout_size, in, in_size);
|
|
if (out_size)
|
|
*out_size = inout_size;
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int uncompress_using_gzip(struct unit_test_state *uts,
|
|
void *in, unsigned long in_size,
|
|
void *out, unsigned long out_max,
|
|
unsigned long *out_size)
|
|
{
|
|
int ret;
|
|
unsigned long inout_size = in_size;
|
|
|
|
ret = gunzip(out, out_max, in, &inout_size);
|
|
if (out_size)
|
|
*out_size = inout_size;
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int compress_using_bzip2(struct unit_test_state *uts,
|
|
void *in, unsigned long in_size,
|
|
void *out, unsigned long out_max,
|
|
unsigned long *out_size)
|
|
{
|
|
/* There is no bzip2 compression in u-boot, so fake it. */
|
|
ut_asserteq(in_size, strlen(plain));
|
|
ut_asserteq_mem(plain, in, in_size);
|
|
|
|
if (bzip2_compressed_size > out_max)
|
|
return -1;
|
|
|
|
memcpy(out, bzip2_compressed, bzip2_compressed_size);
|
|
if (out_size)
|
|
*out_size = bzip2_compressed_size;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int uncompress_using_bzip2(struct unit_test_state *uts,
|
|
void *in, unsigned long in_size,
|
|
void *out, unsigned long out_max,
|
|
unsigned long *out_size)
|
|
{
|
|
int ret;
|
|
unsigned int inout_size = out_max;
|
|
|
|
ret = BZ2_bzBuffToBuffDecompress(out, &inout_size, in, in_size,
|
|
CONFIG_SYS_MALLOC_LEN < (4096 * 1024), 0);
|
|
if (out_size)
|
|
*out_size = inout_size;
|
|
|
|
return (ret != BZ_OK);
|
|
}
|
|
|
|
static int compress_using_lzma(struct unit_test_state *uts,
|
|
void *in, unsigned long in_size,
|
|
void *out, unsigned long out_max,
|
|
unsigned long *out_size)
|
|
{
|
|
/* There is no lzma compression in u-boot, so fake it. */
|
|
ut_asserteq(in_size, strlen(plain));
|
|
ut_asserteq_mem(plain, in, in_size);
|
|
|
|
if (lzma_compressed_size > out_max)
|
|
return -1;
|
|
|
|
memcpy(out, lzma_compressed, lzma_compressed_size);
|
|
if (out_size)
|
|
*out_size = lzma_compressed_size;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int uncompress_using_lzma(struct unit_test_state *uts,
|
|
void *in, unsigned long in_size,
|
|
void *out, unsigned long out_max,
|
|
unsigned long *out_size)
|
|
{
|
|
int ret;
|
|
SizeT inout_size = out_max;
|
|
|
|
ret = lzmaBuffToBuffDecompress(out, &inout_size, in, in_size);
|
|
if (out_size)
|
|
*out_size = inout_size;
|
|
|
|
return (ret != SZ_OK);
|
|
}
|
|
|
|
static int compress_using_lzo(struct unit_test_state *uts,
|
|
void *in, unsigned long in_size,
|
|
void *out, unsigned long out_max,
|
|
unsigned long *out_size)
|
|
{
|
|
/* There is no lzo compression in u-boot, so fake it. */
|
|
ut_asserteq(in_size, strlen(plain));
|
|
ut_asserteq_mem(plain, in, in_size);
|
|
|
|
if (lzo_compressed_size > out_max)
|
|
return -1;
|
|
|
|
memcpy(out, lzo_compressed, lzo_compressed_size);
|
|
if (out_size)
|
|
*out_size = lzo_compressed_size;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int uncompress_using_lzo(struct unit_test_state *uts,
|
|
void *in, unsigned long in_size,
|
|
void *out, unsigned long out_max,
|
|
unsigned long *out_size)
|
|
{
|
|
int ret;
|
|
size_t input_size = in_size;
|
|
size_t output_size = out_max;
|
|
|
|
ret = lzop_decompress(in, input_size, out, &output_size);
|
|
if (out_size)
|
|
*out_size = output_size;
|
|
|
|
return (ret != LZO_E_OK);
|
|
}
|
|
|
|
static int compress_using_lz4(struct unit_test_state *uts,
|
|
void *in, unsigned long in_size,
|
|
void *out, unsigned long out_max,
|
|
unsigned long *out_size)
|
|
{
|
|
/* There is no lz4 compression in u-boot, so fake it. */
|
|
ut_asserteq(in_size, strlen(plain));
|
|
ut_asserteq_mem(plain, in, in_size);
|
|
|
|
if (lz4_compressed_size > out_max)
|
|
return -1;
|
|
|
|
memcpy(out, lz4_compressed, lz4_compressed_size);
|
|
if (out_size)
|
|
*out_size = lz4_compressed_size;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int uncompress_using_lz4(struct unit_test_state *uts,
|
|
void *in, unsigned long in_size,
|
|
void *out, unsigned long out_max,
|
|
unsigned long *out_size)
|
|
{
|
|
int ret;
|
|
size_t input_size = in_size;
|
|
size_t output_size = out_max;
|
|
|
|
ret = ulz4fn(in, input_size, out, &output_size);
|
|
if (out_size)
|
|
*out_size = output_size;
|
|
|
|
return (ret != 0);
|
|
}
|
|
|
|
static int compress_using_zstd(struct unit_test_state *uts,
|
|
void *in, unsigned long in_size,
|
|
void *out, unsigned long out_max,
|
|
unsigned long *out_size)
|
|
{
|
|
/* There is no zstd compression in u-boot, so fake it. */
|
|
ut_asserteq(in_size, strlen(plain));
|
|
ut_asserteq_mem(plain, in, in_size);
|
|
|
|
if (zstd_compressed_size > out_max)
|
|
return -1;
|
|
|
|
memcpy(out, zstd_compressed, zstd_compressed_size);
|
|
if (out_size)
|
|
*out_size = zstd_compressed_size;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int uncompress_using_zstd(struct unit_test_state *uts,
|
|
void *in, unsigned long in_size,
|
|
void *out, unsigned long out_max,
|
|
unsigned long *out_size)
|
|
{
|
|
struct abuf in_buf, out_buf;
|
|
int ret;
|
|
|
|
abuf_init_set(&in_buf, in, in_size);
|
|
abuf_init_set(&out_buf, out, out_max);
|
|
|
|
ret = zstd_decompress(&in_buf, &out_buf);
|
|
if (ret >= 0) {
|
|
*out_size = ret;
|
|
ret = 0;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
#define errcheck(statement) if (!(statement)) { \
|
|
fprintf(stderr, "\tFailed: %s\n", #statement); \
|
|
ret = 1; \
|
|
goto out; \
|
|
}
|
|
|
|
struct buf_state {
|
|
ulong orig_size;
|
|
ulong compressed_size;
|
|
ulong uncompressed_size;
|
|
void *orig_buf;
|
|
void *compressed_buf;
|
|
void *uncompressed_buf;
|
|
void *compare_buf;
|
|
};
|
|
|
|
static int run_test_internal(struct unit_test_state *uts, char *name,
|
|
mutate_func compress, mutate_func uncompress,
|
|
struct buf_state *buf)
|
|
{
|
|
int ret;
|
|
|
|
/* Compress works as expected. */
|
|
printf("\torig_size:%lu\n", buf->orig_size);
|
|
memset(buf->compressed_buf, 'A', TEST_BUFFER_SIZE);
|
|
ut_assertok(compress(uts, buf->orig_buf, buf->orig_size,
|
|
buf->compressed_buf, buf->compressed_size,
|
|
&buf->compressed_size));
|
|
printf("\tcompressed_size:%lu\n", buf->compressed_size);
|
|
ut_assert(buf->compressed_size > 0);
|
|
ut_assert(buf->compressed_size < buf->orig_size);
|
|
ut_assert(((char *)buf->compressed_buf)[buf->compressed_size - 1]
|
|
!= 'A');
|
|
ut_asserteq(((char *)buf->compressed_buf)[buf->compressed_size], 'A');
|
|
|
|
/* Uncompresses with space remaining. */
|
|
ut_assertok(uncompress(uts, buf->compressed_buf, buf->compressed_size,
|
|
buf->uncompressed_buf, buf->uncompressed_size,
|
|
&buf->uncompressed_size));
|
|
printf("\tuncompressed_size:%lu\n", buf->uncompressed_size);
|
|
ut_asserteq(buf->uncompressed_size, buf->orig_size);
|
|
ut_asserteq_mem(buf->orig_buf, buf->uncompressed_buf, buf->orig_size);
|
|
|
|
/* Uncompresses with exactly the right size output buffer. */
|
|
memset(buf->uncompressed_buf, 'A', TEST_BUFFER_SIZE);
|
|
ut_assertok(uncompress(uts, buf->compressed_buf, buf->compressed_size,
|
|
buf->uncompressed_buf, buf->orig_size,
|
|
&buf->uncompressed_size));
|
|
ut_asserteq(buf->uncompressed_size, buf->orig_size);
|
|
ut_asserteq_mem(buf->orig_buf, buf->uncompressed_buf, buf->orig_size);
|
|
ut_asserteq(((char *)buf->uncompressed_buf)[buf->orig_size], 'A');
|
|
|
|
/* Uncompresses with trailing garbage in input buffer. */
|
|
memset(buf->uncompressed_buf, 'A', TEST_BUFFER_SIZE);
|
|
ut_assertok(uncompress(uts, buf->compressed_buf, buf->compressed_size + 4,
|
|
buf->uncompressed_buf, buf->uncompressed_size,
|
|
&buf->uncompressed_size));
|
|
ut_asserteq(buf->uncompressed_size, buf->orig_size);
|
|
ut_asserteq_mem(buf->orig_buf, buf->uncompressed_buf, buf->orig_size);
|
|
|
|
/* Make sure compression does not over-run. */
|
|
memset(buf->compare_buf, 'A', TEST_BUFFER_SIZE);
|
|
ret = compress(uts, buf->orig_buf, buf->orig_size,
|
|
buf->compare_buf, buf->compressed_size - 1,
|
|
NULL);
|
|
ut_asserteq(((char *)buf->compare_buf)[buf->compressed_size], 'A');
|
|
ut_assert(ret != 0);
|
|
printf("\tcompress does not overrun\n");
|
|
|
|
/* Make sure decompression does not over-run. */
|
|
memset(buf->compare_buf, 'A', TEST_BUFFER_SIZE);
|
|
ret = uncompress(uts, buf->compressed_buf, buf->compressed_size,
|
|
buf->compare_buf, buf->uncompressed_size - 1,
|
|
NULL);
|
|
ut_asserteq(((char *)buf->compare_buf)[buf->uncompressed_size - 1], 'A');
|
|
ut_assert(ret != 0);
|
|
printf("\tuncompress does not overrun\n");
|
|
|
|
/* Got here, everything is fine. */
|
|
return 0;
|
|
}
|
|
|
|
static int run_test(struct unit_test_state *uts, char *name,
|
|
mutate_func compress, mutate_func uncompress)
|
|
{
|
|
struct buf_state sbuf, *buf = &sbuf;
|
|
int ret;
|
|
|
|
printf(" testing %s ...\n", name);
|
|
|
|
buf->orig_buf = (void *)plain;
|
|
buf->orig_size = strlen(buf->orig_buf); /* Trailing NUL not included */
|
|
errcheck(buf->orig_size > 0);
|
|
|
|
buf->compressed_size = TEST_BUFFER_SIZE;
|
|
buf->uncompressed_size = TEST_BUFFER_SIZE;
|
|
buf->compressed_buf = malloc(buf->compressed_size);
|
|
errcheck(buf->compressed_buf);
|
|
buf->uncompressed_buf = malloc(buf->uncompressed_size);
|
|
errcheck(buf->uncompressed_buf);
|
|
buf->compare_buf = malloc(buf->uncompressed_size);
|
|
errcheck(buf->compare_buf);
|
|
|
|
ret = run_test_internal(uts, name, compress, uncompress, buf);
|
|
out:
|
|
printf(" %s: %s\n", name, ret == 0 ? "ok" : "FAILED");
|
|
|
|
free(buf->compare_buf);
|
|
free(buf->uncompressed_buf);
|
|
free(buf->compressed_buf);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int compression_test_gzip(struct unit_test_state *uts)
|
|
{
|
|
return run_test(uts, "gzip", compress_using_gzip,
|
|
uncompress_using_gzip);
|
|
}
|
|
COMPRESSION_TEST(compression_test_gzip, 0);
|
|
|
|
static int compression_test_bzip2(struct unit_test_state *uts)
|
|
{
|
|
return run_test(uts, "bzip2", compress_using_bzip2,
|
|
uncompress_using_bzip2);
|
|
}
|
|
COMPRESSION_TEST(compression_test_bzip2, 0);
|
|
|
|
static int compression_test_lzma(struct unit_test_state *uts)
|
|
{
|
|
return run_test(uts, "lzma", compress_using_lzma,
|
|
uncompress_using_lzma);
|
|
}
|
|
COMPRESSION_TEST(compression_test_lzma, 0);
|
|
|
|
static int compression_test_lzo(struct unit_test_state *uts)
|
|
{
|
|
return run_test(uts, "lzo", compress_using_lzo, uncompress_using_lzo);
|
|
}
|
|
COMPRESSION_TEST(compression_test_lzo, 0);
|
|
|
|
static int compression_test_lz4(struct unit_test_state *uts)
|
|
{
|
|
return run_test(uts, "lz4", compress_using_lz4, uncompress_using_lz4);
|
|
}
|
|
COMPRESSION_TEST(compression_test_lz4, 0);
|
|
|
|
static int compression_test_zstd(struct unit_test_state *uts)
|
|
{
|
|
return run_test(uts, "zstd", compress_using_zstd,
|
|
uncompress_using_zstd);
|
|
}
|
|
COMPRESSION_TEST(compression_test_zstd, 0);
|
|
|
|
static int compress_using_none(struct unit_test_state *uts,
|
|
void *in, unsigned long in_size,
|
|
void *out, unsigned long out_max,
|
|
unsigned long *out_size)
|
|
{
|
|
/* Here we just copy */
|
|
memcpy(out, in, in_size);
|
|
*out_size = in_size;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* run_bootm_test() - Run tests on the bootm decompression function
|
|
*
|
|
* @comp_type: Compression type to test
|
|
* @compress: Our function to compress data
|
|
* Return: 0 if OK, non-zero on failure
|
|
*/
|
|
static int run_bootm_test(struct unit_test_state *uts, int comp_type,
|
|
mutate_func compress)
|
|
{
|
|
ulong compress_size = 1024;
|
|
void *compress_buff;
|
|
int unc_len;
|
|
int err = 0;
|
|
const ulong image_start = 0;
|
|
const ulong load_addr = 0x1000;
|
|
ulong load_end;
|
|
|
|
printf("Testing: %s\n", genimg_get_comp_name(comp_type));
|
|
compress_buff = map_sysmem(image_start, 0);
|
|
unc_len = strlen(plain);
|
|
compress(uts, (void *)plain, unc_len, compress_buff, compress_size,
|
|
&compress_size);
|
|
err = image_decomp(comp_type, load_addr, image_start,
|
|
IH_TYPE_KERNEL, map_sysmem(load_addr, 0),
|
|
compress_buff, compress_size, unc_len,
|
|
&load_end);
|
|
ut_assertok(err);
|
|
err = image_decomp(comp_type, load_addr, image_start,
|
|
IH_TYPE_KERNEL, map_sysmem(load_addr, 0),
|
|
compress_buff, compress_size, unc_len - 1,
|
|
&load_end);
|
|
ut_assert(err);
|
|
|
|
/* We can't detect corruption when not decompressing */
|
|
if (comp_type == IH_COMP_NONE)
|
|
return 0;
|
|
memset(compress_buff + compress_size / 2, '\x49',
|
|
compress_size / 2);
|
|
err = image_decomp(comp_type, load_addr, image_start,
|
|
IH_TYPE_KERNEL, map_sysmem(load_addr, 0),
|
|
compress_buff, compress_size, 0x10000,
|
|
&load_end);
|
|
ut_assert(err);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int compression_test_bootm_gzip(struct unit_test_state *uts)
|
|
{
|
|
return run_bootm_test(uts, IH_COMP_GZIP, compress_using_gzip);
|
|
}
|
|
COMPRESSION_TEST(compression_test_bootm_gzip, 0);
|
|
|
|
static int compression_test_bootm_bzip2(struct unit_test_state *uts)
|
|
{
|
|
return run_bootm_test(uts, IH_COMP_BZIP2, compress_using_bzip2);
|
|
}
|
|
COMPRESSION_TEST(compression_test_bootm_bzip2, 0);
|
|
|
|
static int compression_test_bootm_lzma(struct unit_test_state *uts)
|
|
{
|
|
return run_bootm_test(uts, IH_COMP_LZMA, compress_using_lzma);
|
|
}
|
|
COMPRESSION_TEST(compression_test_bootm_lzma, 0);
|
|
|
|
static int compression_test_bootm_lzo(struct unit_test_state *uts)
|
|
{
|
|
return run_bootm_test(uts, IH_COMP_LZO, compress_using_lzo);
|
|
}
|
|
COMPRESSION_TEST(compression_test_bootm_lzo, 0);
|
|
|
|
static int compression_test_bootm_lz4(struct unit_test_state *uts)
|
|
{
|
|
return run_bootm_test(uts, IH_COMP_LZ4, compress_using_lz4);
|
|
}
|
|
COMPRESSION_TEST(compression_test_bootm_lz4, 0);
|
|
|
|
static int compression_test_bootm_zstd(struct unit_test_state *uts)
|
|
{
|
|
return run_bootm_test(uts, IH_COMP_ZSTD, compress_using_zstd);
|
|
}
|
|
COMPRESSION_TEST(compression_test_bootm_zstd, 0);
|
|
|
|
static int compression_test_bootm_none(struct unit_test_state *uts)
|
|
{
|
|
return run_bootm_test(uts, IH_COMP_NONE, compress_using_none);
|
|
}
|
|
COMPRESSION_TEST(compression_test_bootm_none, 0);
|
|
|
|
int do_ut_compression(struct cmd_tbl *cmdtp, int flag, int argc,
|
|
char *const argv[])
|
|
{
|
|
struct unit_test *tests = UNIT_TEST_SUITE_START(compression_test);
|
|
const int n_ents = UNIT_TEST_SUITE_COUNT(compression_test);
|
|
|
|
return cmd_ut_category("compression", "compression_test_",
|
|
tests, n_ents, argc, argv);
|
|
}
|