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0eb25b6196
In the case where the arch defines a custom map_sysmem(), make sure that including just mapmem.h is sufficient to have these functions as they are when the arch does not override it. Also split the non-arch specific functions out of common.h Signed-off-by: Joe Hershberger <joe.hershberger@ni.com> Reviewed-by: Simon Glass <sjg@chromium.org>
420 lines
13 KiB
C
420 lines
13 KiB
C
/*
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* Copyright (c) 2013, The Chromium Authors
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#define DEBUG
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#include <common.h>
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#include <bootm.h>
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#include <command.h>
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#include <malloc.h>
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#include <mapmem.h>
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#include <asm/io.h>
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#include <u-boot/zlib.h>
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#include <bzlib.h>
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#include <lzma/LzmaTypes.h>
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#include <lzma/LzmaDec.h>
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#include <lzma/LzmaTools.h>
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#include <linux/lzo.h>
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static const char plain[] =
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"I am a highly compressable bit of text.\n"
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"I am a highly compressable bit of text.\n"
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"I am a highly compressable bit of text.\n"
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"There are many like me, but this one is mine.\n"
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"If I were any shorter, there wouldn't be much sense in\n"
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"compressing me in the first place. At least with lzo, anyway,\n"
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"which appears to behave poorly in the face of short text\n"
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"messages.\n";
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/* bzip2 -c /tmp/plain.txt > /tmp/plain.bz2 */
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static const char bzip2_compressed[] =
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"\x42\x5a\x68\x39\x31\x41\x59\x26\x53\x59\xe5\x63\xdd\x09\x00\x00"
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"\x28\x57\x80\x00\x10\x40\x85\x20\x20\x04\x00\x3f\xef\xdf\xf0\x30"
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"\x00\xd6\xd0\x34\x91\x89\xa6\xf5\x4d\x19\x1a\x19\x0d\x02\x34\xd4"
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"\xc9\x00\x34\x34\x00\x02\x48\x41\x35\x4f\xd4\xc6\x88\xd3\x50\x3d"
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"\x4f\x51\x82\x4f\x88\xc3\x0d\x05\x62\x4f\x91\xa3\x52\x1b\xd0\x52"
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"\x41\x4a\xa3\x98\xc2\x6b\xca\xa3\x82\xa5\xac\x8b\x15\x99\x68\xad"
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"\xdf\x29\xd6\xf1\xf7\x5a\x10\xcd\x8c\x26\x61\x94\x95\xfe\x9e\x16"
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"\x18\x28\x69\xd4\x23\x64\xcc\x2b\xe5\xe8\x5f\x00\xa4\x70\x26\x2c"
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"\xee\xbd\x59\x6d\x6a\xec\xfc\x31\xda\x59\x0a\x14\x2a\x60\x1c\xf0"
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"\x04\x86\x73\x9a\xc5\x5b\x87\x3f\x5b\x4c\x93\xe6\xb5\x35\x0d\xa6"
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"\xb1\x2e\x62\x7b\xab\x67\xe7\x99\x2a\x14\x5e\x9f\x64\xcb\x96\xf4"
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"\x0d\x65\xd4\x39\xe6\x8b\x7e\xea\x1c\x03\x69\x97\x83\x58\x91\x96"
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"\xe1\xf0\x9d\xa4\x15\x8b\xb8\xc6\x93\xdc\x3d\xd9\x3c\x22\x55\xef"
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"\xfb\xbb\x2a\xd3\x87\xa2\x8b\x04\xd9\x19\xf8\xe2\xfd\x4f\xdb\x1a"
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"\x07\xc8\x60\xa3\x3f\xf8\xbb\x92\x29\xc2\x84\x87\x2b\x1e\xe8\x48";
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static const unsigned long bzip2_compressed_size = 240;
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/* lzma -z -c /tmp/plain.txt > /tmp/plain.lzma */
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static const char lzma_compressed[] =
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"\x5d\x00\x00\x80\x00\xff\xff\xff\xff\xff\xff\xff\xff\x00\x24\x88"
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"\x08\x26\xd8\x41\xff\x99\xc8\xcf\x66\x3d\x80\xac\xba\x17\xf1\xc8"
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"\xb9\xdf\x49\x37\xb1\x68\xa0\x2a\xdd\x63\xd1\xa7\xa3\x66\xf8\x15"
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"\xef\xa6\x67\x8a\x14\x18\x80\xcb\xc7\xb1\xcb\x84\x6a\xb2\x51\x16"
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"\xa1\x45\xa0\xd6\x3e\x55\x44\x8a\x5c\xa0\x7c\xe5\xa8\xbd\x04\x57"
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"\x8f\x24\xfd\xb9\x34\x50\x83\x2f\xf3\x46\x3e\xb9\xb0\x00\x1a\xf5"
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"\xd3\x86\x7e\x8f\x77\xd1\x5d\x0e\x7c\xe1\xac\xde\xf8\x65\x1f\x4d"
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"\xce\x7f\xa7\x3d\xaa\xcf\x26\xa7\x58\x69\x1e\x4c\xea\x68\x8a\xe5"
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"\x89\xd1\xdc\x4d\xc7\xe0\x07\x42\xbf\x0c\x9d\x06\xd7\x51\xa2\x0b"
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"\x7c\x83\x35\xe1\x85\xdf\xee\xfb\xa3\xee\x2f\x47\x5f\x8b\x70\x2b"
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"\xe1\x37\xf3\x16\xf6\x27\x54\x8a\x33\x72\x49\xea\x53\x7d\x60\x0b"
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"\x21\x90\x66\xe7\x9e\x56\x61\x5d\xd8\xdc\x59\xf0\xac\x2f\xd6\x49"
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"\x6b\x85\x40\x08\x1f\xdf\x26\x25\x3b\x72\x44\xb0\xb8\x21\x2f\xb3"
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"\xd7\x9b\x24\x30\x78\x26\x44\x07\xc3\x33\xd1\x4d\x03\x1b\xe1\xff"
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"\xfd\xf5\x50\x8d\xca";
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static const unsigned long lzma_compressed_size = 229;
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/* lzop -c /tmp/plain.txt > /tmp/plain.lzo */
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static const char lzo_compressed[] =
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"\x89\x4c\x5a\x4f\x00\x0d\x0a\x1a\x0a\x10\x30\x20\x60\x09\x40\x01"
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"\x05\x03\x00\x00\x09\x00\x00\x81\xb4\x52\x09\x54\xf1\x00\x00\x00"
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"\x00\x09\x70\x6c\x61\x69\x6e\x2e\x74\x78\x74\x65\xb1\x07\x9c\x00"
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"\x00\x01\x5e\x00\x00\x01\x0f\xc3\xc7\x7a\xe0\x00\x16\x49\x20\x61"
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"\x6d\x20\x61\x20\x68\x69\x67\x68\x6c\x79\x20\x63\x6f\x6d\x70\x72"
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"\x65\x73\x73\x61\x62\x6c\x65\x20\x62\x69\x74\x20\x6f\x66\x20\x74"
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"\x65\x78\x74\x2e\x0a\x20\x2f\x9c\x00\x00\x22\x54\x68\x65\x72\x65"
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"\x20\x61\x72\x65\x20\x6d\x61\x6e\x79\x20\x6c\x69\x6b\x65\x20\x6d"
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"\x65\x2c\x20\x62\x75\x74\x20\x74\x68\x69\x73\x20\x6f\x6e\x65\x20"
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"\x69\x73\x20\x6d\x69\x6e\x65\x2e\x0a\x49\x66\x20\x49\x20\x77\x84"
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"\x06\x0a\x6e\x79\x20\x73\x68\x6f\x72\x74\x65\x72\x2c\x20\x74\x90"
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"\x08\x00\x08\x77\x6f\x75\x6c\x64\x6e\x27\x74\x20\x62\x65\x20\x6d"
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"\x75\x63\x68\x20\x73\x65\x6e\x73\x65\x20\x69\x6e\x0a\xf8\x19\x02"
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"\x69\x6e\x67\x20\x6d\x64\x02\x64\x06\x00\x5a\x20\x66\x69\x72\x73"
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"\x74\x20\x70\x6c\x61\x63\x65\x2e\x20\x41\x74\x20\x6c\x65\x61\x73"
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"\x74\x20\x77\x69\x74\x68\x20\x6c\x7a\x6f\x2c\x20\x61\x6e\x79\x77"
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"\x61\x79\x2c\x0a\x77\x68\x69\x63\x68\x20\x61\x70\x70\x65\x61\x72"
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"\x73\x20\x74\x6f\x20\x62\x65\x68\x61\x76\x65\x20\x70\x6f\x6f\x72"
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"\x6c\x79\x20\x69\x6e\x20\x74\x68\x65\x20\x66\x61\x63\x65\x20\x6f"
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"\x66\x20\x73\x68\x6f\x72\x74\x20\x74\x65\x78\x74\x0a\x6d\x65\x73"
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"\x73\x61\x67\x65\x73\x2e\x0a\x11\x00\x00\x00\x00\x00\x00";
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static const unsigned long lzo_compressed_size = 334;
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#define TEST_BUFFER_SIZE 512
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typedef int (*mutate_func)(void *, unsigned long, void *, unsigned long,
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unsigned long *);
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static int compress_using_gzip(void *in, unsigned long in_size,
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void *out, unsigned long out_max,
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unsigned long *out_size)
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{
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int ret;
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unsigned long inout_size = out_max;
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ret = gzip(out, &inout_size, in, in_size);
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if (out_size)
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*out_size = inout_size;
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return ret;
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}
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static int uncompress_using_gzip(void *in, unsigned long in_size,
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void *out, unsigned long out_max,
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unsigned long *out_size)
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{
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int ret;
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unsigned long inout_size = in_size;
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ret = gunzip(out, out_max, in, &inout_size);
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if (out_size)
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*out_size = inout_size;
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return ret;
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}
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static int compress_using_bzip2(void *in, unsigned long in_size,
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void *out, unsigned long out_max,
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unsigned long *out_size)
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{
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/* There is no bzip2 compression in u-boot, so fake it. */
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assert(in_size == strlen(plain));
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assert(memcmp(plain, in, in_size) == 0);
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if (bzip2_compressed_size > out_max)
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return -1;
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memcpy(out, bzip2_compressed, bzip2_compressed_size);
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if (out_size)
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*out_size = bzip2_compressed_size;
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return 0;
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}
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static int uncompress_using_bzip2(void *in, unsigned long in_size,
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void *out, unsigned long out_max,
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unsigned long *out_size)
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{
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int ret;
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unsigned int inout_size = out_max;
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ret = BZ2_bzBuffToBuffDecompress(out, &inout_size, in, in_size,
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CONFIG_SYS_MALLOC_LEN < (4096 * 1024), 0);
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if (out_size)
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*out_size = inout_size;
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return (ret != BZ_OK);
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}
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static int compress_using_lzma(void *in, unsigned long in_size,
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void *out, unsigned long out_max,
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unsigned long *out_size)
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{
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/* There is no lzma compression in u-boot, so fake it. */
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assert(in_size == strlen(plain));
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assert(memcmp(plain, in, in_size) == 0);
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if (lzma_compressed_size > out_max)
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return -1;
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memcpy(out, lzma_compressed, lzma_compressed_size);
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if (out_size)
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*out_size = lzma_compressed_size;
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return 0;
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}
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static int uncompress_using_lzma(void *in, unsigned long in_size,
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void *out, unsigned long out_max,
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unsigned long *out_size)
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{
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int ret;
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SizeT inout_size = out_max;
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ret = lzmaBuffToBuffDecompress(out, &inout_size, in, in_size);
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if (out_size)
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*out_size = inout_size;
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return (ret != SZ_OK);
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}
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static int compress_using_lzo(void *in, unsigned long in_size,
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void *out, unsigned long out_max,
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unsigned long *out_size)
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{
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/* There is no lzo compression in u-boot, so fake it. */
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assert(in_size == strlen(plain));
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assert(memcmp(plain, in, in_size) == 0);
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if (lzo_compressed_size > out_max)
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return -1;
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memcpy(out, lzo_compressed, lzo_compressed_size);
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if (out_size)
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*out_size = lzo_compressed_size;
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return 0;
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}
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static int uncompress_using_lzo(void *in, unsigned long in_size,
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void *out, unsigned long out_max,
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unsigned long *out_size)
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{
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int ret;
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size_t input_size = in_size;
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size_t output_size = out_max;
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ret = lzop_decompress(in, input_size, out, &output_size);
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if (out_size)
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*out_size = output_size;
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return (ret != LZO_E_OK);
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}
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#define errcheck(statement) if (!(statement)) { \
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fprintf(stderr, "\tFailed: %s\n", #statement); \
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ret = 1; \
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goto out; \
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}
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static int run_test(char *name, mutate_func compress, mutate_func uncompress)
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{
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ulong orig_size, compressed_size, uncompressed_size;
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void *orig_buf;
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void *compressed_buf = NULL;
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void *uncompressed_buf = NULL;
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void *compare_buf = NULL;
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int ret;
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printf(" testing %s ...\n", name);
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orig_buf = (void *)plain;
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orig_size = strlen(orig_buf); /* Trailing NULL not included. */
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errcheck(orig_size > 0);
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compressed_size = uncompressed_size = TEST_BUFFER_SIZE;
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compressed_buf = malloc(compressed_size);
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errcheck(compressed_buf != NULL);
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uncompressed_buf = malloc(uncompressed_size);
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errcheck(uncompressed_buf != NULL);
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compare_buf = malloc(uncompressed_size);
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errcheck(compare_buf != NULL);
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/* Compress works as expected. */
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printf("\torig_size:%lu\n", orig_size);
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memset(compressed_buf, 'A', TEST_BUFFER_SIZE);
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errcheck(compress(orig_buf, orig_size,
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compressed_buf, compressed_size,
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&compressed_size) == 0);
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printf("\tcompressed_size:%lu\n", compressed_size);
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errcheck(compressed_size > 0);
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errcheck(compressed_size < orig_size);
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errcheck(((char *)compressed_buf)[compressed_size-1] != 'A');
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errcheck(((char *)compressed_buf)[compressed_size] == 'A');
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/* Uncompresses with space remaining. */
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errcheck(uncompress(compressed_buf, compressed_size,
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uncompressed_buf, uncompressed_size,
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&uncompressed_size) == 0);
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printf("\tuncompressed_size:%lu\n", uncompressed_size);
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errcheck(uncompressed_size == orig_size);
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errcheck(memcmp(orig_buf, uncompressed_buf, orig_size) == 0);
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/* Uncompresses with exactly the right size output buffer. */
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memset(uncompressed_buf, 'A', TEST_BUFFER_SIZE);
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errcheck(uncompress(compressed_buf, compressed_size,
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uncompressed_buf, orig_size,
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&uncompressed_size) == 0);
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errcheck(uncompressed_size == orig_size);
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errcheck(memcmp(orig_buf, uncompressed_buf, orig_size) == 0);
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errcheck(((char *)uncompressed_buf)[orig_size] == 'A');
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/* Make sure compression does not over-run. */
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memset(compare_buf, 'A', TEST_BUFFER_SIZE);
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ret = compress(orig_buf, orig_size,
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compare_buf, compressed_size - 1,
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NULL);
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errcheck(((char *)compare_buf)[compressed_size] == 'A');
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errcheck(ret != 0);
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printf("\tcompress does not overrun\n");
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/* Make sure decompression does not over-run. */
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memset(compare_buf, 'A', TEST_BUFFER_SIZE);
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ret = uncompress(compressed_buf, compressed_size,
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compare_buf, uncompressed_size - 1,
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NULL);
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errcheck(((char *)compare_buf)[uncompressed_size - 1] == 'A');
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errcheck(ret != 0);
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printf("\tuncompress does not overrun\n");
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/* Got here, everything is fine. */
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ret = 0;
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out:
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printf(" %s: %s\n", name, ret == 0 ? "ok" : "FAILED");
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free(compare_buf);
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free(uncompressed_buf);
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free(compressed_buf);
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return ret;
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}
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static int do_ut_compression(cmd_tbl_t *cmdtp, int flag, int argc,
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char *const argv[])
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{
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int err = 0;
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err += run_test("gzip", compress_using_gzip, uncompress_using_gzip);
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err += run_test("bzip2", compress_using_bzip2, uncompress_using_bzip2);
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err += run_test("lzma", compress_using_lzma, uncompress_using_lzma);
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err += run_test("lzo", compress_using_lzo, uncompress_using_lzo);
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printf("ut_compression %s\n", err == 0 ? "ok" : "FAILED");
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return err;
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}
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static int compress_using_none(void *in, unsigned long in_size,
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void *out, unsigned long out_max,
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unsigned long *out_size)
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{
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/* Here we just copy */
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memcpy(out, in, in_size);
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*out_size = in_size;
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return 0;
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}
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/**
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* run_bootm_test() - Run tests on the bootm decopmression function
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*
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* @comp_type: Compression type to test
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* @compress: Our function to compress data
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* @return 0 if OK, non-zero on failure
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*/
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static int run_bootm_test(int comp_type, mutate_func compress)
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{
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ulong compress_size = 1024;
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void *compress_buff;
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int unc_len;
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int err = 0;
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const ulong image_start = 0;
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const ulong load_addr = 0x1000;
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ulong load_end;
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printf("Testing: %s\n", genimg_get_comp_name(comp_type));
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compress_buff = map_sysmem(image_start, 0);
|
|
unc_len = strlen(plain);
|
|
compress((void *)plain, unc_len, compress_buff, compress_size,
|
|
&compress_size);
|
|
err = bootm_decomp_image(comp_type, load_addr, image_start,
|
|
IH_TYPE_KERNEL, map_sysmem(load_addr, 0),
|
|
compress_buff, compress_size, unc_len,
|
|
&load_end);
|
|
if (err)
|
|
return err;
|
|
err = bootm_decomp_image(comp_type, load_addr, image_start,
|
|
IH_TYPE_KERNEL, map_sysmem(load_addr, 0),
|
|
compress_buff, compress_size, unc_len - 1,
|
|
&load_end);
|
|
if (!err)
|
|
return -EINVAL;
|
|
|
|
/* 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 = bootm_decomp_image(comp_type, load_addr, image_start,
|
|
IH_TYPE_KERNEL, map_sysmem(load_addr, 0),
|
|
compress_buff, compress_size, 0x10000,
|
|
&load_end);
|
|
if (!err)
|
|
return -EINVAL;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int do_ut_image_decomp(cmd_tbl_t *cmdtp, int flag, int argc,
|
|
char *const argv[])
|
|
{
|
|
int err = 0;
|
|
|
|
err = run_bootm_test(IH_COMP_GZIP, compress_using_gzip);
|
|
err |= run_bootm_test(IH_COMP_BZIP2, compress_using_bzip2);
|
|
err |= run_bootm_test(IH_COMP_LZMA, compress_using_lzma);
|
|
err |= run_bootm_test(IH_COMP_LZO, compress_using_lzo);
|
|
err |= run_bootm_test(IH_COMP_NONE, compress_using_none);
|
|
|
|
printf("ut_image_decomp %s\n", err == 0 ? "ok" : "FAILED");
|
|
|
|
return 0;
|
|
}
|
|
|
|
U_BOOT_CMD(
|
|
ut_compression, 5, 1, do_ut_compression,
|
|
"Basic test of compressors: gzip bzip2 lzma lzo", ""
|
|
);
|
|
|
|
U_BOOT_CMD(
|
|
ut_image_decomp, 5, 1, do_ut_image_decomp,
|
|
"Basic test of bootm decompression", ""
|
|
);
|