From 653ea7b25c4bec65fbe60101eb55d2564ba982af Mon Sep 17 00:00:00 2001 From: Zachary T Welch Date: Thu, 22 Oct 2009 21:04:23 -0700 Subject: Improve target.c command argument parsing. Passes cmd_ctx into parse_load_image_command_args for reporting the parsing errors therein. --- src/target/target.c | 124 +++++++++++++++------------------------------------- 1 file changed, 36 insertions(+), 88 deletions(-) (limited to 'src/target') diff --git a/src/target/target.c b/src/target/target.c index 9502490e..b5c473b2 100644 --- a/src/target/target.c +++ b/src/target/target.c @@ -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; -- cgit v1.2.3