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Improve handle_mw_command argument handling: 

- Change: All local variable types are now unsigned.
- Use parse_u32 to ensure address and value parse properly.
- Use parse_uint to ensure count parses properly.
- Move variables to location of first use.


git-svn-id: svn://svn.berlios.de/openocd/trunk@2231 b42882b7-edfa-0310-969c-e2dbd0fdcd60
__archive__
zwelch 2009-06-13 00:33:34 +00:00
parent 08128b572a
commit 6f9aac1892
1 changed files with 22 additions and 14 deletions
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36
src/target/target.c
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@ -2074,22 +2074,30 @@ static int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char
static int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
u32 address = 0;
u32 value = 0;
int count = 1;
int i;
int wordsize;
target_t *target = get_current_target(cmd_ctx);
u8 value_buf[4];
if ((argc < 2) || (argc > 3))
return ERROR_COMMAND_SYNTAX_ERROR;
address = strtoul(args[0], NULL, 0);
value = strtoul(args[1], NULL, 0);
if (argc == 3)
count = strtoul(args[2], NULL, 0);
u32 address;
int retval = parse_u32(args[0], &address);
if (ERROR_OK != retval)
return retval;
u32 value;
retval = parse_u32(args[1], &value);
if (ERROR_OK != retval)
return retval;
unsigned count = 1;
if (argc == 3)
{
retval = parse_uint(args[2], &count);
if (ERROR_OK != retval)
return retval;
}
target_t *target = get_current_target(cmd_ctx);
unsigned wordsize;
u8 value_buf[4];
switch (cmd[2])
{
case 'w':
@ -2107,9 +2115,9 @@ static int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char
default:
return ERROR_COMMAND_SYNTAX_ERROR;
}
for (i=0; i<count; i++)
for (unsigned i = 0; i < count; i++)
{
int retval = target_write_memory(target,
retval = target_write_memory(target,
address + i * wordsize, wordsize, 1, value_buf);
if (ERROR_OK != retval)
return retval;