135 lines
3.6 KiB
C
135 lines
3.6 KiB
C
/* MSPDebug - debugging tool for MSP430 MCUs
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* Copyright (C) 2009, 2010 Daniel Beer
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef PARSE_H_
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#define PARSE_H_
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#include <sys/types.h>
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typedef int (*command_func_t)(char **arg);
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struct command {
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const char *name;
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int (*func)(char **arg);
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const char *help;
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struct command *next;
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};
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/* Add a command to the global command table */
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void register_command(struct command *c);
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/* Retrieve the next word from a pointer to the rest of a command
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* argument buffer. Returns NULL if no more words.
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*/
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char *get_arg(char **text);
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/* Process a command, returning -1 on error or 0 if executed
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* successfully.
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*
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* The interactive argument specifies whether or not the command
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* should be executed in an interactive context.
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*/
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int process_command(char *arg, int interactive);
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int process_file(const char *filename);
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/* Run the reader loop, exiting when the user presses Ctrl+D.
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*
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* Commands executed by the reader loop are executed in interactive
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* context.
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*/
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void reader_loop(void);
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/* Print an ANSI colour code, if the colour option has been set by
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* the user.
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*/
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int colorize(const char *text);
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/* Return non-zero if executing in an interactive context. */
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int is_interactive(void);
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/* Parse an address expression, storing the result in the integer
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* pointed to. Returns 0 if parsed successfully, -1 if not.
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*/
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typedef int (*token_func_t)(const char *text, int *value);
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int addr_exp(const char *text, int *value);
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void set_token_func(token_func_t func);
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/* Mark/unmark items as modified. The modify_prompt function, when
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* called in interactive context, prompts the user before continuing
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* if any of the items specified are modified. If the user elects
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* to abort the operation, it returns non-zero.
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*/
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#define MODIFY_SYMS 0x01
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#define MODIFY_ALL 0x01
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void modify_set(int flags);
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void modify_clear(int flags);
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int modify_prompt(int flags);
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/* Options interface. Options may be declared by any module and
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* registered with the parser.
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*
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* They can then be manipulated by the "set" command (function
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* declared below.
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*/
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typedef enum {
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OPTION_BOOLEAN,
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OPTION_NUMERIC,
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OPTION_TEXT
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} option_type_t;
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struct option {
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const char *name;
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option_type_t type;
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const char *help;
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union {
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char text[128];
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int numeric;
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} data;
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struct option *next;
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};
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/* Add an option to the parser's list. Options can't be removed from
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* the list once added.
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*/
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void register_option(struct option *o);
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/* Initialise the parser, and register built-ins. */
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void parse_init(void);
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/* Display a canonical hexdump */
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void hexdump(int addr, const u_int8_t *data, int len);
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#define ARRAY_LEN(a) (sizeof(a) / sizeof((a)[0]))
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void print_devid(const u_int16_t id);
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int open_serial(const char *device, int rate);
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int read_with_timeout(int fd, u_int8_t *data, int len);
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int write_all(int fd, const u_int8_t *data, int len);
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void ctrlc_reset(void);
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int ctrlc_check(void);
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#endif
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