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implement ast_waitfordigit() and ast_readstring() in terms

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of their '_full()' version, so we can remove the replicated
implementation and, especially, the risk that they get out of sync.



git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@20389 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Luigi Rizzo
2006-04-16 07:53:25 +00:00
parent 5c05128777
commit 429025db22
1 changed files with 2 additions and 61 deletions
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63
channel.c
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@@ -1746,31 +1746,7 @@ int ast_waitfor(struct ast_channel *c, int ms)
/* XXX never to be called with ms = -1 */ /* XXX never to be called with ms = -1 */
int ast_waitfordigit(struct ast_channel *c, int ms) int ast_waitfordigit(struct ast_channel *c, int ms)
{ {
/* XXX Should I be merged with waitfordigit_full XXX */ return ast_waitfordigit_full(c, ms, -1, -1);
struct ast_frame *f;
int result = 0;
/* Stop if we're a zombie or need a soft hangup */
if (ast_test_flag(c, AST_FLAG_ZOMBIE) || ast_check_hangup(c))
return -1;
/* Wait for a digit, no more than ms milliseconds total. */
while(ms && !result) {
ms = ast_waitfor(c, ms);
if (ms < 0) /* Error */
result = -1;
else if (ms > 0) {
/* Read something */
f = ast_read(c);
if (f) {
if (f->frametype == AST_FRAME_DTMF)
result = f->subclass;
ast_frfree(f);
} else
result = -1;
}
}
return result;
} }
int ast_settimeout(struct ast_channel *c, int samples, int (*func)(void *data), void *data) int ast_settimeout(struct ast_channel *c, int samples, int (*func)(void *data), void *data)
@@ -2718,42 +2694,7 @@ int ast_transfer(struct ast_channel *chan, char *dest)
int ast_readstring(struct ast_channel *c, char *s, int len, int timeout, int ftimeout, char *enders) int ast_readstring(struct ast_channel *c, char *s, int len, int timeout, int ftimeout, char *enders)
{ {
int pos=0; return ast_readstring_full(c, s, len, timeout, ftimeout, enders, -1, -1);
int to = ftimeout;
int d;
/* XXX Merge with full version? XXX */
/* Stop if we're a zombie or need a soft hangup */
if (ast_test_flag(c, AST_FLAG_ZOMBIE) || ast_check_hangup(c))
return -1;
if (!len)
return -1;
for (;;) {
if (c->stream) {
d = ast_waitstream(c, AST_DIGIT_ANY);
ast_stopstream(c);
usleep(1000);
if (!d)
d = ast_waitfordigit(c, to);
} else {
d = ast_waitfordigit(c, to);
}
if (d < 0)
return -1;
if (d == 0) {
s[pos]='\0';
return 1;
}
if (!strchr(enders, d))
s[pos++] = d;
if (strchr(enders, d) || (pos >= len)) {
s[pos]='\0';
return 0;
}
to = timeout;
}
/* Never reached */
return 0;
} }
int ast_readstring_full(struct ast_channel *c, char *s, int len, int timeout, int ftimeout, char *enders, int audiofd, int ctrlfd) int ast_readstring_full(struct ast_channel *c, char *s, int len, int timeout, int ftimeout, char *enders, int audiofd, int ctrlfd)