#include <openocd_tcl.h>
int fast_and_dangerous = 0;
+extern command_context_t *active_cmd_ctx;
int handle_sleep_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
-int handle_time_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
int handle_fast_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+static void tcl_output(void *privData, const char *file, int line, const char *function, const char *string)
+{
+ Jim_Obj *tclOutput=(Jim_Obj *)privData;
-/* forward declaration of jim_command */
-extern int jim_command(command_context_t *context, char *line);
+ Jim_AppendString(interp, tclOutput, string, strlen(string));
+}
+
+static int script_command(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
+{
+ /* the private data is stashed in the interp structure */
+ command_t *c;
+ command_context_t *context;
+ int *retval;
+ int i;
+ int nwords;
+ char **words;
+
+ target_call_timer_callbacks_now();
+ LOG_USER_N("%s", ""); /* Keep GDB connection alive*/
+
+ c = interp->cmdPrivData;
+ LOG_DEBUG("script_command - %s", c->name);
+
+ nwords = argc;
+ words = malloc(sizeof(char *) * nwords);
+ for (i = 0; i < nwords; i++)
+ {
+ int len;
+
+ words[i] = strdup(Jim_GetString(argv[i], &len));
+ if (words[i] == NULL)
+ {
+ return JIM_ERR;
+ }
+ LOG_DEBUG("script_command - %s, argv[%u]=%s", c->name, i, words[i]);
+ }
+
+ /* grab the command context from the associated data */
+ context = Jim_GetAssocData(interp, "context");
+ retval = Jim_GetAssocData(interp, "retval");
+ if (context != NULL && retval != NULL)
+ {
+ /* capture log output and return it */
+ Jim_Obj *tclOutput = Jim_NewStringObj(interp, "", 0);
+ log_add_callback(tcl_output, tclOutput);
+
+ *retval = run_command(context, c, words, nwords);
+
+ log_remove_callback(tcl_output, tclOutput);
+ Jim_SetResult(interp, tclOutput);
+
+ }
+ for (i = 0; i < nwords; i++)
+ free(words[i]);
+ free(words);
+ return (*retval==ERROR_OK)?JIM_OK:JIM_ERR;
+}
command_t* register_command(command_context_t *context, command_t *parent, char *name, int (*handler)(struct command_context_s *context, char* name, char** args, int argc), enum command_mode mode, char *help)
{
context->commands = c;
}
}
+
+ /* just a placeholder, no handler */
+ if (c->handler==NULL)
+ return c;
+
+ /* If this is a two level command, e.g. "flash banks", then the
+ * "unknown" proc in startup.tcl must redirect to this command.
+ *
+ * "flash banks" is translated by "unknown" to "flash_banks"
+ * if such a proc exists
+ */
+ /* Print help for command */
+ const char *t1="";
+ const char *t2="";
+ const char *t3="";
+ /* maximum of two levels :-) */
+ if (c->parent!=NULL)
+ {
+ t1=c->parent->name;
+ t2="_";
+ }
+ t3=c->name;
+ const char *full_name=alloc_printf("%s%s%s", t1, t2, t3);
+ Jim_CreateCommand(interp, full_name, script_command, c, NULL);
+ free((void *)full_name);
+
+
/* accumulate help text in Tcl helptext list. */
Jim_Obj *helptext=Jim_GetGlobalVariableStr(interp, "ocd_helptext", JIM_ERRMSG);
if (Jim_IsShared(helptext))
return ERROR_OK;
}
-int parse_line(char *line, char *words[], int max_words)
-{
- int nwords = 0;
- char *p = line;
- char *word_start = line;
- int inquote = 0;
-
- while (nwords < max_words - 1)
- {
- /* check if we reached
- * a terminating NUL
- * a matching closing quote character " or '
- * we're inside a word but not a quote, and the current character is whitespace
- */
- if (!*p || *p == inquote || (word_start && !inquote && isspace(*p)))
- {
- /* we're inside a word or quote, and reached its end*/
- if (word_start)
- {
- int len;
- char *word_end=p;
-
- /* This will handle extra whitespace within quotes */
- while (isspace(*word_start)&&(word_start<word_end))
- word_start++;
- while (isspace(*(word_end-1))&&(word_start<word_end))
- word_end--;
- len = word_end - word_start;
-
- if (len>0)
- {
- /* copy the word */
- memcpy(words[nwords] = malloc(len + 1), word_start, len);
- /* add terminating NUL */
- words[nwords++][len] = 0;
- }
- }
- /* we're done parsing the line */
- if (!*p)
- break;
-
- /* skip over trailing quote or whitespace*/
- if (inquote || isspace(*p))
- p++;
- while (isspace(*p))
- p++;
-
- inquote = 0;
- word_start = 0;
- }
- else if (*p == '"' || *p == '\'')
- {
- /* we've reached the beginning of a quote */
- inquote = *p++;
- word_start = p;
- }
- else
- {
- /* we've reached the beginning of a new word */
- if (!word_start)
- word_start = p;
-
- /* normal character, skip */
- p++;
- }
- }
-
- return nwords;
-}
void command_output_text(command_context_t *context, const char *data)
{
va_end(ap);
}
-command_t *find_command(command_context_t *context, command_t *commands, char *words[], int num_words, int start_word, int *new_start_word)
-{
- command_t *c;
-
- for (c = commands; c; c = c->next)
- {
- if (strcasecmp(c->name, words[start_word]))
- continue;
-
- if ((context->mode == COMMAND_CONFIG) || (c->mode == COMMAND_ANY) || (c->mode == context->mode) )
- {
- if (!c->children)
- {
- if (!c->handler)
- {
- return NULL;
- }
- else
- {
- *new_start_word=start_word;
- return c;
- }
- }
- else
- {
- if (start_word == num_words - 1)
- {
- return NULL;
- }
- return find_command(context, c->children, words, num_words, start_word + 1, new_start_word);
- }
- }
- }
- return NULL;
-}
-
-int find_and_run_command(command_context_t *context, command_t *commands, char *words[], int num_words)
+int run_command(command_context_t *context, command_t *c, char *words[], int num_words)
{
int start_word=0;
- command_t *c;
- c = find_command(context, commands, words, num_words, start_word, &start_word);
- if (c == NULL)
+ if (!((context->mode == COMMAND_CONFIG) || (c->mode == COMMAND_ANY) || (c->mode == context->mode) ))
{
- /* just return command not found */
- return ERROR_COMMAND_NOTFOUND;
+ /* Config commands can not run after the config stage */
+ return ERROR_FAIL;
}
int retval = c->handler(context, c->name, words + start_word + 1, num_words - start_word - 1);
}
t3=c->name;
command_run_linef(context, "help {%s%s%s}", t1, t2, t3);
-
-
}
else if (retval == ERROR_COMMAND_CLOSE_CONNECTION)
{
return retval;
}
-int command_run_line_internal(command_context_t *context, char *line)
+int command_run_line(command_context_t *context, char *line)
{
- LOG_USER_N("%s", ""); /* Keep GDB connection alive*/
-
- int nwords;
- char *words[128] = {0};
+ /* all the parent commands have been registered with the interpreter
+ * so, can just evaluate the line as a script and check for
+ * results
+ */
+ /* run the line thru a script engine */
int retval;
- int i;
-
- /* skip preceding whitespace */
- while (isspace(*line))
- line++;
-
- /* empty line, ignore */
- if (!*line)
- return ERROR_OK;
-
- /* ignore comments */
- if (*line && (line[0] == '#'))
- return ERROR_OK;
-
- LOG_DEBUG("%s", line);
-
- nwords = parse_line(line, words, sizeof(words) / sizeof(words[0]));
-
- if (nwords > 0)
- {
- retval = find_and_run_command(context, context->commands, words, nwords);
+ int retcode;
+
+ Jim_DeleteAssocData(interp, "context"); /* remove existing */
+ retcode = Jim_SetAssocData(interp, "context", NULL, context);
+ if (retcode != JIM_OK)
+ return ERROR_FAIL;
+
+ /* associated the return value */
+ retval = ERROR_OK;
+ Jim_DeleteAssocData(interp, "retval"); /* remove existing */
+ retcode = Jim_SetAssocData(interp, "retval", NULL, &retval);
+ if (retcode != JIM_OK)
+ return ERROR_FAIL;
+
+ retcode = Jim_Eval(interp, line);
+ if (retcode == JIM_ERR) {
+ Jim_PrintErrorMessage(interp);
+ } else if (retcode == JIM_EXIT) {
+ /* ignore. */
+ /* exit(Jim_GetExitCode(interp)); */
+ } else {
+ const char *result;
+ int reslen;
+
+ result = Jim_GetString(Jim_GetResult(interp), &reslen);
+ if (reslen) {
+ int i;
+ char buff[256+1];
+ for (i = 0; i < reslen; i += 256)
+ {
+ int chunk;
+ chunk = reslen - i;
+ if (chunk > 256)
+ chunk = 256;
+ strncpy(buff, result+i, chunk);
+ buff[chunk] = 0;
+ LOG_USER_N("%s", buff);
+ }
+ LOG_USER_N("%s", "\n");
+ }
}
- else
- return ERROR_INVALID_ARGUMENTS;
-
- for (i = 0; i < nwords; i++)
- free(words[i]);
-
return retval;
}
-int command_run_line(command_context_t *context, char *line)
-{
- /* if a command is unknown to the "unknown" proc in tcl/commands.tcl will
- * redirect it to OpenOCD.
- *
- * This avoids having to type the "openocd" prefix and makes OpenOCD
- * commands "native" to Tcl.
- */
- return jim_command(context, line);
-}
-
int command_run_linef(command_context_t *context, char *format, ...)
{
command_context_t* copy_context = malloc(sizeof(command_context_t));
*copy_context = *context;
-
+
return copy_context;
}
register_command(context, NULL, "sleep", handle_sleep_command,
COMMAND_ANY, "sleep for <n> milliseconds");
- register_command(context, NULL, "time", handle_time_command,
- COMMAND_ANY, "time <cmd + args> - execute <cmd + args> and print time it took");
-
register_command(context, NULL, "fast", handle_fast_command,
COMMAND_ANY, "fast <enable/disable> - place at beginning of config files. Sets defaults to fast and dangerous.");
return context;
}
+int command_context_mode(command_context_t *cmd_ctx, enum command_mode mode)
+{
+ if (!cmd_ctx)
+ return ERROR_INVALID_ARGUMENTS;
+
+ cmd_ctx->mode = mode;
+ return ERROR_OK;
+}
+
/* sleep command sleeps for <n> miliseconds
* this is useful in target startup scripts
*/
return ERROR_OK;
}
-
-
-int handle_time_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
-{
- duration_t duration;
- char *duration_text;
- int retval;
- float t;
-
- if (argc<1)
- return ERROR_COMMAND_SYNTAX_ERROR;
-
- duration_start_measure(&duration);
-
- retval = find_and_run_command(cmd_ctx, cmd_ctx->commands, args, argc);
- if (retval == ERROR_COMMAND_NOTFOUND)
- {
- command_print(cmd_ctx, "Command %s not found", args[0]);
- }
-
- duration_stop_measure(&duration, &duration_text);
-
- t=duration.duration.tv_sec;
- t+=((float)duration.duration.tv_usec / 1000000.0);
- command_print(cmd_ctx, "%s took %fs", args[0], t);
-
- free(duration_text);
-
- return retval;
-}
return JIM_OK;
}
-static void tcl_output(void *privData, const char *file, int line, const char *function, const char *string)
-{
- Jim_Obj *tclOutput=(Jim_Obj *)privData;
-
- Jim_AppendString(interp, tclOutput, string, strlen(string));
-}
static int openocd_retval;
return retval;
}
-int startLoop = 0;
-
-static int Jim_Command_openocd_ignore(Jim_Interp *interp, int argc, Jim_Obj *const *argv, int ignore)
-{
- int retval;
- char *cmd = (char*)Jim_GetString(argv[1], NULL);
-
- Jim_Obj *tclOutput = Jim_NewStringObj(interp, "", 0);
-
- if (startLoop)
- {
- /* We don't know whether or not the telnet/gdb server is running... */
- target_call_timer_callbacks_now();
- }
-
- log_add_callback(tcl_output, tclOutput);
- retval=command_run_line_internal(active_cmd_ctx, cmd);
-
- /* we need to be able to get at the retval, so we store in a global variable */
- openocd_retval=retval;
-
- if (startLoop)
- {
- target_call_timer_callbacks_now();
- }
- log_remove_callback(tcl_output, tclOutput);
-
- Jim_SetResult(interp, tclOutput);
-
- return (ignore||(retval==ERROR_OK))?JIM_OK:JIM_ERR;
-}
-
-static int Jim_Command_openocd(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
-{
- return Jim_Command_openocd_ignore(interp, argc, argv, 1);
-}
-
-static int Jim_Command_openocd_throw(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
-{
- return Jim_Command_openocd_ignore(interp, argc, argv, 0);
-}
-
/* find full path to file */
static int Jim_Command_find(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
{
void initJim(void)
{
- Jim_CreateCommand(interp, "openocd", Jim_Command_openocd, NULL, NULL);
- Jim_CreateCommand(interp, "openocd_throw", Jim_Command_openocd_throw, NULL, NULL);
Jim_CreateCommand(interp, "openocd_find", Jim_Command_find, NULL, NULL);
Jim_CreateCommand(interp, "echo", Jim_Command_echo, NULL, NULL);
Jim_CreateCommand(interp, "mem2array", Jim_Command_mem2array, NULL, NULL );
if (daemon_startup)
command_run_line(cmd_ctx, "reset");
- startLoop=1;
-
/* handle network connections */
server_loop(cmd_ctx);
Code Review / openocd.git / commitdiff