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author | 2023-10-10 14:33:42 +0000 | |
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committer | 2023-10-10 14:33:42 +0000 | |
commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/u-boot/cmd/unzip.c | |
parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/u-boot/cmd/unzip.c')
-rw-r--r-- | roms/u-boot/cmd/unzip.c | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/roms/u-boot/cmd/unzip.c b/roms/u-boot/cmd/unzip.c new file mode 100644 index 000000000..9b28328a1 --- /dev/null +++ b/roms/u-boot/cmd/unzip.c @@ -0,0 +1,91 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + */ + +#include <common.h> +#include <command.h> +#include <env.h> +#include <gzip.h> +#include <part.h> + +static int do_unzip(struct cmd_tbl *cmdtp, int flag, int argc, + char *const argv[]) +{ + unsigned long src, dst; + unsigned long src_len = ~0UL, dst_len = ~0UL; + + switch (argc) { + case 4: + dst_len = simple_strtoul(argv[3], NULL, 16); + /* fall through */ + case 3: + src = simple_strtoul(argv[1], NULL, 16); + dst = simple_strtoul(argv[2], NULL, 16); + break; + default: + return CMD_RET_USAGE; + } + + if (gunzip((void *) dst, dst_len, (void *) src, &src_len) != 0) + return 1; + + printf("Uncompressed size: %lu = 0x%lX\n", src_len, src_len); + env_set_hex("filesize", src_len); + + return 0; +} + +U_BOOT_CMD( + unzip, 4, 1, do_unzip, + "unzip a memory region", + "srcaddr dstaddr [dstsize]" +); + +static int do_gzwrite(struct cmd_tbl *cmdtp, int flag, + int argc, char *const argv[]) +{ + struct blk_desc *bdev; + int ret; + unsigned char *addr; + unsigned long length; + unsigned long writebuf = 1<<20; + u64 startoffs = 0; + u64 szexpected = 0; + + if (argc < 5) + return CMD_RET_USAGE; + ret = blk_get_device_by_str(argv[1], argv[2], &bdev); + if (ret < 0) + return CMD_RET_FAILURE; + + addr = (unsigned char *)simple_strtoul(argv[3], NULL, 16); + length = simple_strtoul(argv[4], NULL, 16); + + if (5 < argc) { + writebuf = simple_strtoul(argv[5], NULL, 16); + if (6 < argc) { + startoffs = simple_strtoull(argv[6], NULL, 16); + if (7 < argc) + szexpected = simple_strtoull(argv[7], + NULL, 16); + } + } + + ret = gzwrite(addr, length, bdev, writebuf, startoffs, szexpected); + + return ret ? CMD_RET_FAILURE : CMD_RET_SUCCESS; +} + +U_BOOT_CMD( + gzwrite, 8, 0, do_gzwrite, + "unzip and write memory to block device", + "<interface> <dev> <addr> length [wbuf=1M [offs=0 [outsize=0]]]\n" + "\twbuf is the size in bytes (hex) of write buffer\n" + "\t\tand should be padded to erase size for SSDs\n" + "\toffs is the output start offset in bytes (hex)\n" + "\toutsize is the size of the expected output (hex bytes)\n" + "\t\tand is required for files with uncompressed lengths\n" + "\t\t4 GiB or larger\n" +); |