embedaddon/mpd/src/chat.c - diff

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Diff for /embedaddon/mpd/src/chat.c between versions 1.1 and 1.1.1.2

version 1.1, 2012/02/21 23:32:47	version 1.1.1.2, 2021/03/17 00:39:23
Line 100	Line 100
u_char exact:1; /* true if this is an exact match */	u_char exact:1; /* true if this is an exact match */
union {	union {
struct cm_exact {	struct cm_exact {
char pat; / exact string to match */	char pat; / exact string to match */
u_short fail; / failure function */	u_short fail; / failure function */
u_int matched; /* number of chars matched so far */	u_int matched; /* number of chars matched so far */
} exact;	} exact;
Line 178	Line 178
{ NOTHING, CMD_NOTHING, 1, 1 },	{ NOTHING, CMD_NOTHING, 1, 1 },
};	};

#define CHAT_NUM_COMMANDS (sizeof(gCmds) / sizeof(*gCmds))	#define CHAT_NUM_COMMANDS ((int)(sizeof(gCmds) / sizeof(*gCmds)))

/*	/*
* INTERNAL FUNCTIONS	* INTERNAL FUNCTIONS
Line 191	Line 191
static void ChatCancel(ChatInfo c, const char *set);	static void ChatCancel(ChatInfo c, const char *set);
static int ChatGoto(ChatInfo c, const char *label);	static int ChatGoto(ChatInfo c, const char *label);
static void ChatCall(ChatInfo c, const char *label);	static void ChatCall(ChatInfo c, const char *label);
static void ChatLog(ChatInfo c, int code, const char *string);	static void ChatLog(ChatInfo c, const char *string);
static void ChatPrint(ChatInfo c, const char *string);	static void ChatPrint(ChatInfo c, const char *string);
static void ChatReturn(ChatInfo c, int seek);	static void ChatReturn(ChatInfo c, int seek);
static void ChatRun(ChatInfo c);	static void ChatRun(ChatInfo c);
Line 214	Line 214
static int ChatVarExtract(const char *string,	static int ChatVarExtract(const char *string,
char *buf, int max, int strict);	char *buf, int max, int strict);

static void ChatFreeMatch(ChatInfo c, ChatMatch match);	static void ChatFreeMatch(ChatMatch match);
static void ChatFreeTimer(ChatInfo c, ChatTimer timer);	static void ChatFreeTimer(ChatTimer timer);
static int ChatMatchChar(struct cm_exact *ex, char ch);	static int ChatMatchChar(struct cm_exact *ex, char ch);
static int ChatMatchRegex(ChatInfo c, regex_t reg, const char input);	static int ChatMatchRegex(ChatInfo c, regex_t reg, const char input);
static void ChatSetMatchVars(ChatInfo c, int exact, const char *input, ...);	static void ChatSetMatchVars(ChatInfo c, int exact, const char *input, ...);
static void ChatComputeFailure(ChatInfo c, struct cm_exact *ex);	static void ChatComputeFailure(struct cm_exact *ex);

static int ChatDecodeTime(ChatInfo c, char string, u_int secsp);	static int ChatDecodeTime(ChatInfo c, const char string, u_int secsp);
static int ChatSetBaudrate(ChatInfo c, const char *new);	static int ChatSetBaudrate(ChatInfo c, const char *new);
static char ChatExpandString(ChatInfo c, const char string);	static char ChatExpandString(ChatInfo c, const char string);

static char *ChatReadLine(ChatInfo c);	static char *ChatReadLine(ChatInfo c);
static int ChatParseLine(ChatInfo c, char line, char av[], int max);	static int ChatParseLine(char line, char av[], int max);
static int ChatSeekToLabel(ChatInfo c, const char *label);	static int ChatSeekToLabel(ChatInfo c, const char *label);
static void ChatDumpBuf(ChatInfo c, const char *buf,	static void ChatDumpBuf(ChatInfo c, const char *buf,
int len, const char *fmt, ...);	int len, const char *fmt, ...);
Line 360 ChatRead(int type, void *cookie)	Line 360 ChatRead(int type, void *cookie)
{	{
ChatInfo const c = (ChatInfo) cookie;	ChatInfo const c = (ChatInfo) cookie;
ChatMatch match;	ChatMatch match;
int nread, lineBufLen;	size_t lineBufLen;
	int nread;
char ch;	char ch;
Link const l = (Link) c->arg;	Link const l = (Link) c->arg;

/* Sanity */	/* Sanity */

assert(c->state == CHAT_WAIT);	assert(c->state == CHAT_WAIT);
	(void)type;

/* Process one byte at a time */	/* Process one byte at a time */

Line 497 ChatTimeout(int type, void *cookie)	Line 499 ChatTimeout(int type, void *cookie)
/* Sanity */	/* Sanity */

assert(c->state == CHAT_WAIT);	assert(c->state == CHAT_WAIT);
	(void)type;
/* Locate timer in list */	/* Locate timer in list */

for (tp = &c->timers; tp != timer; tp = &(tp)->next);	for (tp = &c->timers; tp != timer; tp = &(tp)->next);
Line 559 ChatRun(ChatInfo c)	Line 561 ChatRun(ChatInfo c)

/* Parse out line */	/* Parse out line */

ac = ChatParseLine(c, line, av, CHAT_MAX_ARGS);	ac = ChatParseLine(line, av, CHAT_MAX_ARGS);
Freee(line);	Freee(line);

/* Do command */	/* Do command */
Line 733 ChatDoCmd(ChatInfo c, int ac, char *av[])	Line 735 ChatDoCmd(ChatInfo c, int ac, char *av[])
break;	break;

case CMD_LOG:	case CMD_LOG:
ChatLog(c, 0, av[1]);	ChatLog(c, av[1]);
break;	break;

case CMD_RETURN:	case CMD_RETURN:
Line 916 ChatAddMatch(ChatInfo c, int exact, const char *set,	Line 918 ChatAddMatch(ChatInfo c, int exact, const char *set,
if (exact) {	if (exact) {
match->u.exact.pat = pat;	match->u.exact.pat = pat;
match->u.exact.matched = 0;	match->u.exact.matched = 0;
ChatComputeFailure(c, &match->u.exact);	ChatComputeFailure(&match->u.exact);
} else {	} else {
int errcode;	int errcode;
char errbuf[100];	char errbuf[100];
Line 991 ChatCancel(ChatInfo c, const char *set0)	Line 993 ChatCancel(ChatInfo c, const char *set0)
for (mp = &c->matches; (match = *mp) != NULL; ) {	for (mp = &c->matches; (match = *mp) != NULL; ) {
if (all \|\| !strcmp(match->set, set)) {	if (all \|\| !strcmp(match->set, set)) {
*mp = match->next;	*mp = match->next;
ChatFreeMatch(c, match);	ChatFreeMatch(match);
} else	} else
mp = &match->next;	mp = &match->next;
}	}
Line 1001 ChatCancel(ChatInfo c, const char *set0)	Line 1003 ChatCancel(ChatInfo c, const char *set0)
for (tp = &c->timers; (timer = *tp) != NULL; ) {	for (tp = &c->timers; (timer = *tp) != NULL; ) {
if (all \|\| !strcmp(timer->set, set)) {	if (all \|\| !strcmp(timer->set, set)) {
*tp = timer->next;	*tp = timer->next;
ChatFreeTimer(c, timer);	ChatFreeTimer(timer);
} else	} else
tp = &timer->next;	tp = &timer->next;
}	}
Line 1125 ChatReturn(ChatInfo c, int seek)	Line 1127 ChatReturn(ChatInfo c, int seek)
for (mp = &c->matches; (match = *mp) != NULL; ) {	for (mp = &c->matches; (match = *mp) != NULL; ) {
if (--match->frameDepth < 0) {	if (--match->frameDepth < 0) {
*mp = match->next;	*mp = match->next;
ChatFreeMatch(c, match);	ChatFreeMatch(match);
} else	} else
mp = &match->next;	mp = &match->next;
}	}
for (tp = &c->timers; (timer = *tp) != NULL; ) {	for (tp = &c->timers; (timer = *tp) != NULL; ) {
if (--timer->frameDepth < 0) {	if (--timer->frameDepth < 0) {
*tp = timer->next;	*tp = timer->next;
ChatFreeTimer(c, timer);	ChatFreeTimer(timer);
} else	} else
tp = &timer->next;	tp = &timer->next;
}	}
Line 1143 ChatReturn(ChatInfo c, int seek)	Line 1145 ChatReturn(ChatInfo c, int seek)
*/	*/

static void	static void
ChatLog(ChatInfo c, int code, const char *string)	ChatLog(ChatInfo c, const char *string)
{	{
char *exp_string;	char *exp_string;
Link const l = (Link) c->arg;	Link const l = (Link) c->arg;
Line 1199 ChatWrite(int type, void *cookie)	Line 1201 ChatWrite(int type, void *cookie)
int nw;	int nw;
Link const l = (Link) c->arg;	Link const l = (Link) c->arg;

/* Write as much as we can */

assert(c->out != NULL && c->outLen > 0);	assert(c->out != NULL && c->outLen > 0);
	(void)type;

	/* Write as much as we can */
if ((nw = write(c->fd, c->out, c->outLen)) < 0) {	if ((nw = write(c->fd, c->out, c->outLen)) < 0) {
if (errno == EAGAIN)	if (errno == EAGAIN)
return;	return;
Line 1375 ChatVarExtract(const char string, char buf, int max,	Line 1378 ChatVarExtract(const char string, char buf, int max,
*/	*/

static void	static void
ChatFreeMatch(ChatInfo c, ChatMatch match)	ChatFreeMatch(ChatMatch match)
{	{
Freee(match->set);	Freee(match->set);
Freee(match->label);	Freee(match->label);
Line 1393 ChatFreeMatch(ChatInfo c, ChatMatch match)	Line 1396 ChatFreeMatch(ChatInfo c, ChatMatch match)
*/	*/

static void	static void
ChatFreeTimer(ChatInfo c, ChatTimer timer)	ChatFreeTimer(ChatTimer timer)
{	{
EventUnRegister(&timer->event);	EventUnRegister(&timer->event);
Freee(timer->set);	Freee(timer->set);
Line 1580 ChatSetMatchVars(ChatInfo c, int exact, const char *in	Line 1583 ChatSetMatchVars(ChatInfo c, int exact, const char *in
static int	static int
ChatMatchChar(struct cm_exact *ex, char ch)	ChatMatchChar(struct cm_exact *ex, char ch)
{	{
const int len = strlen(ex->pat);	const u_int len = strlen(ex->pat);

/* Account for zero length pattern string -- match on next input char */	/* Account for zero length pattern string -- match on next input char */
if (len == 0)	if (len == 0)
Line 1640 ChatMatchRegex(ChatInfo c, regex_t reg, const char i	Line 1643 ChatMatchRegex(ChatInfo c, regex_t reg, const char i
*/	*/

static void	static void
ChatComputeFailure(ChatInfo c, struct cm_exact *ex)	ChatComputeFailure(struct cm_exact *ex)
{	{
const int len = strlen(ex->pat);	const int len = strlen(ex->pat);
int i, j, k;	int i, j, k;
Line 1662 ChatComputeFailure(ChatInfo c, struct cm_exact *ex)	Line 1665 ChatComputeFailure(ChatInfo c, struct cm_exact *ex)
*/	*/

static int	static int
ChatDecodeTime(ChatInfo c, char string, u_int secsp)	ChatDecodeTime(ChatInfo c, const char string, u_int secsp)
{	{
u_long secs;	u_long secs;
char secstr, mark;	char secstr, mark;
Line 1695 ChatReadLine(ChatInfo c)	Line 1698 ChatReadLine(ChatInfo c)
*/	*/

static int	static int
ChatParseLine(ChatInfo c, char line, char av[], int max)	ChatParseLine(char line, char av[], int max)
{	{
return ParseLine(line, av, max, 1);	return ParseLine(line, av, max, 1);
}	}

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Removed from v.1.1
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	Added in v.1.1.1.2