u-boot/cmd/strings.c
Simon Glass 2e192b245e Remove the cmd_ prefix from command files
Now that they are in their own directory, we can remove this prefix.
This makes it easier to find a file since the prefix does not get in the
way.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Heiko Schocher <hs@denx.de>
Acked-by: Stefan Roese <sr@denx.de>
Acked-by: Przemyslaw Marczak <p.marczak@samsung.com>
2016-01-25 10:39:43 -05:00

47 lines
945 B
C

/*
* cmd_strings.c - just like `strings` command
*
* Copyright (c) 2008 Analog Devices Inc.
*
* Licensed under the GPL-2 or later.
*/
#include <config.h>
#include <common.h>
#include <command.h>
static char *start_addr, *last_addr;
int do_strings(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
if (argc == 1)
return CMD_RET_USAGE;
if ((flag & CMD_FLAG_REPEAT) == 0) {
start_addr = (char *)simple_strtoul(argv[1], NULL, 16);
if (argc > 2)
last_addr = (char *)simple_strtoul(argv[2], NULL, 16);
else
last_addr = (char *)-1;
}
char *addr = start_addr;
do {
puts(addr);
puts("\n");
addr += strlen(addr) + 1;
} while (addr[0] && addr < last_addr);
last_addr = addr + (last_addr - start_addr);
start_addr = addr;
return 0;
}
U_BOOT_CMD(
strings, 3, 1, do_strings,
"display strings",
"<addr> [byte count]\n"
" - display strings at <addr> for at least [byte count] or first double NUL"
);