1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
|
#ifndef foomodemhfoo
#define foomodemhfoo
#include "buffio.h"
#include "msntab.h"
enum modem_state {
MODEM_STATE_INIT,
MODEM_STATE_CALLER_NUMBER_EXPECT,
MODEM_STATE_CALLER_NUMBER,
MODEM_STATE_RING_EXPECT,
MODEM_STATE_RING,
MODEM_STATE_ATA,
MODEM_STATE_VTXVRX,
MODEM_STATE_CONNECTION,
MODEM_STATE_CONNECTION_SHBUF,
MODEM_STATE_PRE_HANGUP_HUPSEQ,
MODEM_STATE_PRE_HANGUP_ATHSEQ,
MODEM_STATE_HANGUP,
MODEM_STATE_CHILD_DRAIN, /* wait until no further data may/has to be written to the child */
MODEM_STATE_CHILD_WAIT_EOF, /* wait until no further data may be read from child */
MODEM_STATE_CHILD_KILL,
MODEM_STATE_IDLE
};
#define MODEM_BUF_LEN (10*1024)
struct modem {
char *dev;
struct buffio *buffio;
enum modem_state state;
int command_index;
struct buffio *child_buffio;
pid_t child_pid;
struct timeval timeout;
char *local_msn;
char *ring_number;
char *caller_number;
struct tabentry *tabentry;
int dle_flag;
};
struct modem *modem_open(const char *dev);
void modem_close(struct modem *m);
#endif
|
