X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Fhelper%2Fcommand.h;h=fc017326bb306a41eb92315a3e55ead4f275eeb1;hp=611db8733eb806df4e185a9457dc2b268b1e3aa1;hb=83f313542f35b4551ba493930946c4813b39ee89;hpb=8fc5a9a5e90ba1c7580e9d883aed0d790e594c8e diff --git a/src/helper/command.h b/src/helper/command.h index 611db8733e..fc017326bb 100644 --- a/src/helper/command.h +++ b/src/helper/command.h @@ -16,24 +16,15 @@ * GNU General Public License for more details. * * * * You should have received a copy of the GNU General Public License * - * along with this program; if not, write to the * - * Free Software Foundation, Inc., * - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * + * along with this program. If not, see . * ***************************************************************************/ -#ifndef COMMAND_H -#define COMMAND_H -#include "types.h" +#ifndef OPENOCD_HELPER_COMMAND_H +#define OPENOCD_HELPER_COMMAND_H -/* Integrate the JIM TCL interpretor into the command processing. */ -#if BUILD_ECOSBOARD -#include -#include -/* Jim is provied by eCos */ -#include -#else -#include "jim.h" -#endif +#include +#include +#include /* To achieve C99 printf compatibility in MinGW, gnu_printf should be * used for __attribute__((format( ... ))), with GCC v4.4 or later @@ -44,8 +35,7 @@ #define PRINTF_ATTRIBUTE_FORMAT printf #endif -enum command_mode -{ +enum command_mode { COMMAND_EXEC, COMMAND_CONFIG, COMMAND_ANY, @@ -53,16 +43,23 @@ enum command_mode struct command_context; -/// The type signature for command context's output handler. +/** The type signature for command context's output handler. */ typedef int (*command_output_handler_t)(struct command_context *context, - const char* line); + const char *line); -struct command_context -{ +struct command_context { Jim_Interp *interp; enum command_mode mode; struct command *commands; - int current_target; + struct target *current_target; + /* The target set by 'targets xx' command or the latest created */ + struct target *current_target_override; + /* If set overrides current_target + * It happens during processing of + * 1) a target prefixed command + * 2) an event handler + * Pay attention to reentrancy when setting override. + */ command_output_handler_t output_handler; void *output_handler_priv; }; @@ -87,8 +84,8 @@ struct command_invocation { * set provided by command.c. This macro uses C99 magic to allow * defining all such derivative types using this macro. */ -#define __COMMAND_HANDLER(name, extra...) \ - int name(struct command_invocation *cmd, ##extra) +#define __COMMAND_HANDLER(name, extra ...) \ + int name(struct command_invocation *cmd, ## extra) /** * Use this to macro to call a command helper (or a nested handler). @@ -103,8 +100,8 @@ struct command_invocation { * helper function, or care must be taken to avoid redefining the same * variables in intervening scope(s) by accident. */ -#define CALL_COMMAND_HANDLER(name, extra...) \ - name(cmd, ##extra) +#define CALL_COMMAND_HANDLER(name, extra ...) \ + name(cmd, ## extra) /** * Always use this macro to define new command handler functions. @@ -112,46 +109,46 @@ struct command_invocation { * they be can be used by other macros (e.g. COMMAND_PARSE_NUMBER). * All command handler functions must be defined as static in scope. */ -#define COMMAND_HANDLER(name) static __COMMAND_HANDLER(name) +#define COMMAND_HANDLER(name) \ + static __COMMAND_HANDLER(name) /** * Similar to COMMAND_HANDLER, except some parameters are expected. * A helper is globally-scoped because it may be shared between several * source files (e.g. the s3c24xx device command helper). */ -#define COMMAND_HELPER(name, extra...) __COMMAND_HANDLER(name, extra) +#define COMMAND_HELPER(name, extra ...) __COMMAND_HANDLER(name, extra) /** * Use this macro to access the context of the command being handled, * rather than accessing the variable directly. It may be moved. */ -#define CMD_CTX cmd->ctx +#define CMD_CTX (cmd->ctx) /** * Use this macro to access the number of arguments for the command being * handled, rather than accessing the variable directly. It may be moved. */ -#define CMD_ARGC cmd->argc +#define CMD_ARGC (cmd->argc) /** * Use this macro to access the arguments for the command being handled, * rather than accessing the variable directly. It may be moved. */ -#define CMD_ARGV cmd->argv +#define CMD_ARGV (cmd->argv) /** * Use this macro to access the name of the command being handled, * rather than accessing the variable directly. It may be moved. */ -#define CMD_NAME cmd->name +#define CMD_NAME (cmd->name) /** * Use this macro to access the current command being handled, * rather than accessing the variable directly. It may be moved. */ -#define CMD_CURRENT cmd->current +#define CMD_CURRENT (cmd->current) /** * Use this macro to access the invoked command handler's data pointer, * rather than accessing the variable directly. It may be moved. */ -#define CMD_DATA CMD_CURRENT->jim_handler_data - +#define CMD_DATA (CMD_CURRENT->jim_handler_data) /** * The type signature for command handling functions. They are @@ -172,16 +169,20 @@ struct command_invocation { */ typedef __COMMAND_HANDLER((*command_handler_t)); -struct command -{ +struct command { char *name; - const char *help; - const char *usage; + char *help; + char *usage; struct command *parent; struct command *children; command_handler_t handler; - Jim_CmdProc jim_handler; + Jim_CmdProc *jim_handler; void *jim_handler_data; + /* Currently used only for target of target-prefixed cmd. + * Native OpenOCD commands use jim_handler_data exclusively + * as a target override. + * Jim handlers outside of target cmd tree can use + * jim_handler_data for any handler specific data */ enum command_mode mode; struct command *next; }; @@ -216,11 +217,11 @@ char *command_name(struct command *c, char delim); struct command_registration { const char *name; command_handler_t handler; - Jim_CmdProc jim_handler; + Jim_CmdProc *jim_handler; void *jim_handler_data; enum command_mode mode; const char *help; - /// a string listing the options and arguments, required or optional + /** a string listing the options and arguments, required or optional */ const char *usage; /** @@ -232,7 +233,7 @@ struct command_registration { const struct command_registration *chain; }; -/// Use this as the last entry in an array of command_registration records. +/** Use this as the last entry in an array of command_registration records. */ #define COMMAND_REGISTRATION_DONE { .name = NULL, .chain = NULL } /** @@ -250,19 +251,8 @@ struct command_registration { * command parameters. * @returns The new command, if successful; otherwise, NULL. */ -struct command* register_command(struct command_context *cmd_ctx, - struct command *parent, const struct command_registration *rec); - -#define COMMAND_REGISTER(_cmd_ctx, _parent, _name, _handler, _mode, _help) \ - ({ \ - struct command_registration cr = { \ - .name = _name, \ - .handler = _handler, \ - .mode = _mode, \ - .help = _help, \ - }; \ - register_command(_cmd_ctx, _parent, &cr); \ - }) +struct command *register_command(struct command_context *cmd_ctx, + struct command *parent, const struct command_registration *rec); /** * Register one or more commands in the specified context, as children @@ -316,16 +306,30 @@ struct command *command_find_in_parent(struct command *parent, */ void command_set_handler_data(struct command *c, void *p); -void command_set_output_handler(struct command_context* context, +void command_set_output_handler(struct command_context *context, command_output_handler_t output_handler, void *priv); int command_context_mode(struct command_context *context, enum command_mode mode); +/* Return the current command context associated with the Jim interpreter or + * alternatively the global default command interpreter + */ +struct command_context *current_command_context(Jim_Interp *interp); /** - * Creates a new command context using the startup TCL provided. + * Creates a new command context using the startup TCL provided and + * the existing Jim interpreter, if any. If interp == NULL, then command_init + * creates a command interpreter. */ -struct command_context* command_init(const char *startup_tcl); +struct command_context *command_init(const char *startup_tcl, Jim_Interp *interp); +/** + * Shutdown a command context. + * + * Free the command context and the associated Jim interpreter. + * + * @param context The command_context that will be destroyed. + */ +void command_exit(struct command_context *context); /** * Creates a copy of an existing command context. This does not create * a deep copy of the command list, so modifications in one context will @@ -334,31 +338,31 @@ struct command_context* command_init(const char *startup_tcl); * @param cmd_ctx The command_context that will be copied. * @returns A new command_context with the same state as the original. */ -struct command_context* copy_command_context(struct command_context* cmd_ctx); +struct command_context *copy_command_context(struct command_context *cmd_ctx); /** * Frees the resources associated with a command context. The commands * are not removed, so unregister_all_commands() must be called first. - * @param cmd_ctx The command_context that will be destroyed. + * @param context The command_context that will be destroyed. */ void command_done(struct command_context *context); void command_print(struct command_context *context, const char *format, ...) - __attribute__ ((format (PRINTF_ATTRIBUTE_FORMAT, 2, 3))); +__attribute__ ((format (PRINTF_ATTRIBUTE_FORMAT, 2, 3))); void command_print_sameline(struct command_context *context, const char *format, ...) - __attribute__ ((format (PRINTF_ATTRIBUTE_FORMAT, 2, 3))); +__attribute__ ((format (PRINTF_ATTRIBUTE_FORMAT, 2, 3))); int command_run_line(struct command_context *context, char *line); int command_run_linef(struct command_context *context, const char *format, ...) - __attribute__ ((format (PRINTF_ATTRIBUTE_FORMAT, 2, 3))); +__attribute__ ((format (PRINTF_ATTRIBUTE_FORMAT, 2, 3))); void command_output_text(struct command_context *context, const char *data); void process_jim_events(struct command_context *cmd_ctx); -#define ERROR_COMMAND_CLOSE_CONNECTION (-600) -#define ERROR_COMMAND_SYNTAX_ERROR (-601) -#define ERROR_COMMAND_NOTFOUND (-602) -#define ERROR_COMMAND_ARGUMENT_INVALID (-603) -#define ERROR_COMMAND_ARGUMENT_OVERFLOW (-604) -#define ERROR_COMMAND_ARGUMENT_UNDERFLOW (-605) +#define ERROR_COMMAND_CLOSE_CONNECTION (-600) +#define ERROR_COMMAND_SYNTAX_ERROR (-601) +#define ERROR_COMMAND_NOTFOUND (-602) +#define ERROR_COMMAND_ARGUMENT_INVALID (-603) +#define ERROR_COMMAND_ARGUMENT_OVERFLOW (-604) +#define ERROR_COMMAND_ARGUMENT_UNDERFLOW (-605) int parse_ulong(const char *str, unsigned long *ul); int parse_ullong(const char *str, unsigned long long *ul); @@ -367,18 +371,22 @@ int parse_long(const char *str, long *ul); int parse_llong(const char *str, long long *ul); #define DECLARE_PARSE_WRAPPER(name, type) \ - int parse##name(const char *str, type *ul) + int parse ## name(const char *str, type * ul) DECLARE_PARSE_WRAPPER(_uint, unsigned); +DECLARE_PARSE_WRAPPER(_u64, uint64_t); DECLARE_PARSE_WRAPPER(_u32, uint32_t); DECLARE_PARSE_WRAPPER(_u16, uint16_t); DECLARE_PARSE_WRAPPER(_u8, uint8_t); DECLARE_PARSE_WRAPPER(_int, int); +DECLARE_PARSE_WRAPPER(_s64, int64_t); DECLARE_PARSE_WRAPPER(_s32, int32_t); DECLARE_PARSE_WRAPPER(_s16, int16_t); DECLARE_PARSE_WRAPPER(_s8, int8_t); +DECLARE_PARSE_WRAPPER(_target_addr, target_addr_t); + /** * @brief parses the string @a in into @a out as a @a type, or prints * a command error and passes the error code to the caller. If an error @@ -392,14 +400,17 @@ DECLARE_PARSE_WRAPPER(_s8, int8_t); */ #define COMMAND_PARSE_NUMBER(type, in, out) \ do { \ - int retval = parse_##type(in, &(out)); \ - if (ERROR_OK != retval) { \ + int retval_macro_tmp = parse_ ## type(in, &(out)); \ + if (ERROR_OK != retval_macro_tmp) { \ command_print(CMD_CTX, stringify(out) \ " option value ('%s') is not valid", in); \ - return retval; \ + return retval_macro_tmp; \ } \ } while (0) +#define COMMAND_PARSE_ADDRESS(in, out) \ + COMMAND_PARSE_NUMBER(target_addr, in, out) + /** * Parse the string @c as a binary parameter, storing the boolean value * in @c out. The strings @c on and @c off are used to match different @@ -409,13 +420,13 @@ DECLARE_PARSE_WRAPPER(_s8, int8_t); #define COMMAND_PARSE_BOOL(in, out, on, off) \ do { \ bool value; \ - int retval = command_parse_bool_arg(in, &value); \ - if (ERROR_OK != retval) { \ + int retval_macro_tmp = command_parse_bool_arg(in, &value); \ + if (ERROR_OK != retval_macro_tmp) { \ command_print(CMD_CTX, stringify(out) \ " option value ('%s') is not valid", in); \ command_print(CMD_CTX, " choices are '%s' or '%s'", \ on, off); \ - return retval; \ + return retval_macro_tmp; \ } \ out = value; \ } while (0) @@ -423,14 +434,14 @@ DECLARE_PARSE_WRAPPER(_s8, int8_t); int command_parse_bool_arg(const char *in, bool *out); COMMAND_HELPER(handle_command_parse_bool, bool *out, const char *label); -/// parses an on/off command argument +/** parses an on/off command argument */ #define COMMAND_PARSE_ON_OFF(in, out) \ - COMMAND_PARSE_BOOL(in, out, "on", "off") -/// parses an enable/disable command argument + COMMAND_PARSE_BOOL(in, out, "on", "off") +/** parses an enable/disable command argument */ #define COMMAND_PARSE_ENABLE(in, out) \ - COMMAND_PARSE_BOOL(in, out, "enable", "disable") + COMMAND_PARSE_BOOL(in, out, "enable", "disable") void script_debug(Jim_Interp *interp, const char *cmd, - unsigned argc, Jim_Obj *const *argv); + unsigned argc, Jim_Obj * const *argv); -#endif /* COMMAND_H */ +#endif /* OPENOCD_HELPER_COMMAND_H */