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Improve target.c command argument parsing. 

Passes cmd_ctx into parse_load_image_command_args for reporting the
parsing errors therein.
This commit is contained in:
Zachary T Welch 2009-10-22 21:04:23 -07:00
parent b7b561aae8
commit 653ea7b25c
1 changed files with 36 additions and 88 deletions
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124
src/target/target.c
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@ -2014,9 +2014,7 @@ static int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char
if ((args[0][0] >= '0') && (args[0][0] <= '9'))
{
unsigned num;
int retval = parse_uint(args[0], &num);
if (ERROR_OK != retval)
return ERROR_COMMAND_SYNTAX_ERROR;
COMMAND_PARSE_NUMBER(uint, args[0], num);
reg_cache_t *cache = target->reg_cache;
count = 0;
@ -2270,9 +2268,7 @@ static int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, c
uint32_t addr = 0;
if (argc == 1)
{
int retval = parse_u32(args[0], &addr);
if (ERROR_OK != retval)
return retval;
COMMAND_PARSE_NUMBER(u32, args[0], addr);
current = 0;
}
@ -2293,9 +2289,7 @@ static int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, cha
int current_pc = 1;
if (argc == 1)
{
int retval = parse_u32(args[0], &addr);
if (ERROR_OK != retval)
return retval;
COMMAND_PARSE_NUMBER(u32, args[0], addr);
current_pc = 0;
}
@ -2382,23 +2376,18 @@ static int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char
{
return ERROR_COMMAND_SYNTAX_ERROR;
}
uint32_t address;
int retval = parse_u32(args[0], &address);
if (ERROR_OK != retval)
return retval;
COMMAND_PARSE_NUMBER(u32, args[0], address);
unsigned count = 1;
if (argc == 2)
{
retval = parse_uint(args[1], &count);
if (ERROR_OK != retval)
return retval;
}
COMMAND_PARSE_NUMBER(uint, args[1], count);
uint8_t *buffer = calloc(count, size);
target_t *target = get_current_target(cmd_ctx);
retval = fn(target, address, size, count, buffer);
int retval = fn(target, address, size, count, buffer);
if (ERROR_OK == retval)
handle_md_output(cmd_ctx, target, address, size, count, buffer);
@ -2429,22 +2418,14 @@ static int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char
return ERROR_COMMAND_SYNTAX_ERROR;
uint32_t address;
int retval = parse_u32(args[0], &address);
if (ERROR_OK != retval)
return retval;
COMMAND_PARSE_NUMBER(u32, args[0], address);
uint32_t value;
retval = parse_u32(args[1], &value);
if (ERROR_OK != retval)
return retval;
COMMAND_PARSE_NUMBER(u32, args[1], value);
unsigned count = 1;
if (argc == 3)
{
retval = parse_uint(args[2], &count);
if (ERROR_OK != retval)
return retval;
}
COMMAND_PARSE_NUMBER(uint, args[2], count);
target_t *target = get_current_target(cmd_ctx);
unsigned wordsize;
@ -2468,7 +2449,7 @@ static int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char
}
for (unsigned i = 0; i < count; i++)
{
retval = fn(target,
int retval = fn(target,
address + i * wordsize, wordsize, 1, value_buf);
if (ERROR_OK != retval)
return retval;
@ -2479,8 +2460,9 @@ static int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char
}
static int parse_load_image_command_args(char **args, int argc,
image_t *image, uint32_t *min_address, uint32_t *max_address)
static int parse_load_image_command_args(struct command_context_s *cmd_ctx,
char **args, int argc, image_t *image,
uint32_t *min_address, uint32_t *max_address)
{
if (argc < 1 || argc > 5)
return ERROR_COMMAND_SYNTAX_ERROR;
@ -2490,9 +2472,7 @@ static int parse_load_image_command_args(char **args, int argc,
if (argc >= 2)
{
uint32_t addr;
int retval = parse_u32(args[1], &addr);
if (ERROR_OK != retval)
return ERROR_COMMAND_SYNTAX_ERROR;
COMMAND_PARSE_NUMBER(u32, args[1], addr);
image->base_address = addr;
image->base_address_set = 1;
}
@ -2503,15 +2483,11 @@ static int parse_load_image_command_args(char **args, int argc,
if (argc >= 4)
{
int retval = parse_u32(args[3], min_address);
if (ERROR_OK != retval)
return ERROR_COMMAND_SYNTAX_ERROR;
COMMAND_PARSE_NUMBER(u32, args[3], *min_address);
}
if (argc == 5)
{
int retval = parse_u32(args[4], max_address);
if (ERROR_OK != retval)
return ERROR_COMMAND_SYNTAX_ERROR;
COMMAND_PARSE_NUMBER(u32, args[4], *max_address);
// use size (given) to find max (required)
*max_address += *min_address;
}
@ -2537,7 +2513,7 @@ static int handle_load_image_command(struct command_context_s *cmd_ctx, char *cm
duration_t duration;
char *duration_text;
int retval = parse_load_image_command_args(args, argc,
int retval = parse_load_image_command_args(cmd_ctx, args, argc,
&image, &min_address, &max_address);
if (ERROR_OK != retval)
return retval;
@ -2642,14 +2618,9 @@ static int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cm
}
uint32_t address;
int retval = parse_u32(args[1], &address);
if (ERROR_OK != retval)
return retval;
COMMAND_PARSE_NUMBER(u32, args[1], address);
uint32_t size;
retval = parse_u32(args[2], &size);
if (ERROR_OK != retval)
return retval;
COMMAND_PARSE_NUMBER(u32, args[2], size);
if (fileio_open(&fileio, args[0], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK)
{
@ -2658,11 +2629,11 @@ static int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cm
duration_start_measure(&duration);
int retval = ERROR_OK;
while (size > 0)
{
uint32_t size_written;
uint32_t this_run_size = (size > 560) ? 560 : size;
retval = target_read_buffer(target, address, this_run_size, buffer);
if (retval != ERROR_OK)
{
@ -2728,9 +2699,7 @@ static int handle_verify_image_command_internal(struct command_context_s *cmd_ct
if (argc >= 2)
{
uint32_t addr;
retval = parse_u32(args[1], &addr);
if (ERROR_OK != retval)
return ERROR_COMMAND_SYNTAX_ERROR;
COMMAND_PARSE_NUMBER(u32, args[1], addr);
image.base_address = addr;
image.base_address_set = 1;
}
@ -2915,14 +2884,9 @@ static int handle_bp_command(struct command_context_s *cmd_ctx,
}
uint32_t addr;
int retval = parse_u32(args[0], &addr);
if (ERROR_OK != retval)
return retval;
COMMAND_PARSE_NUMBER(u32, args[0], addr);
uint32_t length;
retval = parse_u32(args[1], &length);
if (ERROR_OK != retval)
return retval;
COMMAND_PARSE_NUMBER(u32, args[1], length);
int hw = BKPT_SOFT;
if (argc == 3)
@ -2942,9 +2906,7 @@ static int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char
return ERROR_COMMAND_SYNTAX_ERROR;
uint32_t addr;
int retval = parse_u32(args[0], &addr);
if (ERROR_OK != retval)
return retval;
COMMAND_PARSE_NUMBER(u32, args[0], addr);
target_t *target = get_current_target(cmd_ctx);
breakpoint_remove(target, addr);
@ -2979,19 +2941,14 @@ static int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char
uint32_t length = 0;
uint32_t data_value = 0x0;
uint32_t data_mask = 0xffffffff;
int retval;
switch (argc)
{
case 5:
retval = parse_u32(args[4], &data_mask);
if (ERROR_OK != retval)
return retval;
COMMAND_PARSE_NUMBER(u32, args[4], data_mask);
// fall through
case 4:
retval = parse_u32(args[3], &data_value);
if (ERROR_OK != retval)
return retval;
COMMAND_PARSE_NUMBER(u32, args[3], data_value);
// fall through
case 3:
switch (args[2][0])
@ -3011,12 +2968,8 @@ static int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char
}
// fall through
case 2:
retval = parse_u32(args[1], &length);
if (ERROR_OK != retval)
return retval;
retval = parse_u32(args[0], &addr);
if (ERROR_OK != retval)
return retval;
COMMAND_PARSE_NUMBER(u32, args[1], length);
COMMAND_PARSE_NUMBER(u32, args[0], addr);
break;
default:
@ -3025,7 +2978,7 @@ static int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char
return ERROR_COMMAND_SYNTAX_ERROR;
}
retval = watchpoint_add(target, addr, length, type,
int retval = watchpoint_add(target, addr, length, type,
data_value, data_mask);
if (ERROR_OK != retval)
LOG_ERROR("Failure setting watchpoints");
@ -3039,9 +2992,7 @@ static int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char
return ERROR_COMMAND_SYNTAX_ERROR;
uint32_t addr;
int retval = parse_u32(args[0], &addr);
if (ERROR_OK != retval)
return retval;
COMMAND_PARSE_NUMBER(u32, args[0], addr);
target_t *target = get_current_target(cmd_ctx);
watchpoint_remove(target, addr);
@ -3063,13 +3014,11 @@ static int handle_virt2phys_command(command_context_t *cmd_ctx,
return ERROR_COMMAND_SYNTAX_ERROR;
uint32_t va;
int retval = parse_u32(args[0], &va);
if (ERROR_OK != retval)
return retval;
COMMAND_PARSE_NUMBER(u32, args[0], va);
uint32_t pa;
target_t *target = get_current_target(cmd_ctx);
retval = target->type->virt2phys(target, va, &pa);
int retval = target->type->virt2phys(target, va, &pa);
if (retval == ERROR_OK)
command_print(cmd_ctx, "Physical address 0x%08" PRIx32 "", pa);
@ -3204,9 +3153,7 @@ static int handle_profile_command(struct command_context_s *cmd_ctx, char *cmd,
return ERROR_COMMAND_SYNTAX_ERROR;
}
unsigned offset;
int retval = parse_uint(args[0], &offset);
if (ERROR_OK != retval)
return retval;
COMMAND_PARSE_NUMBER(uint, args[0], offset);
timeval_add_time(&timeout, offset, 0);
@ -3223,6 +3170,7 @@ static int handle_profile_command(struct command_context_s *cmd_ctx, char *cmd,
for (;;)
{
int retval;
target_poll(target);
if (target->state == TARGET_HALTED)
{
@ -4726,7 +4674,7 @@ static int handle_fast_load_image_command(struct command_context_s *cmd_ctx, cha
duration_t duration;
char *duration_text;
int retval = parse_load_image_command_args(args, argc,
int retval = parse_load_image_command_args(cmd_ctx, args, argc,
&image, &min_address, &max_address);
if (ERROR_OK != retval)
return retval;