1    | #ifndef READ_SOCKET
2    | #define READ_SOCKET
3    | /***************************************
4    |   $Revision: 1.13 $
5    | 
6    |   Socket module (sk)
7    | 
8    |   Status: NOT REVUED, NOT TESTED
9    | 
10   |   ******************/ /******************
11   |   Copyright (c) 1999                              RIPE NCC
12   |  
13   |   All Rights Reserved
14   |   
15   |   Permission to use, copy, modify, and distribute this software and its
16   |   documentation for any purpose and without fee is hereby granted,
17   |   provided that the above copyright notice appear in all copies and that
18   |   both that copyright notice and this permission notice appear in
19   |   supporting documentation, and that the name of the author not be
20   |   used in advertising or publicity pertaining to distribution of the
21   |   software without specific, written prior permission.
22   |   
23   |   THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
24   |   ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS; IN NO EVENT SHALL
25   |   AUTHOR BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
26   |   DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
27   |   AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
28   |   OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
29   |   ***************************************/
30   | #include <sys/types.h>
31   | #include <sys/socket.h>
32   | #include <netinet/in.h>
33   | 
34   | #include <stdlib.h>
35   | #include <errno.h>
36   | #include <netdb.h>
37   | 
38   | #include <signal.h>
39   | #include <stdio.h>
40   | 
41   | #include <iproutines.h>
42   | 
43   | /* connection data -> helps keep track of all errors etc */
44   | typedef struct {
45   |   int            sock;         /* socket descriptor # */
46   |   struct timeval rd_timeout;   /* preset timeout values */
47   |   struct timeval wr_timeout; 
48   |   unsigned short rtc;                   /* RTC flags (reason-to-close) */
49   | 
50   |   pthread_t      watchdog;     /* thread id of the watchdog associated */
51   |   pthread_t      killthis;     /* thread to be killed by watchdog */
52   |   void * (*execthis)(void *);  /* function to be called if watchdog triggers */
53   |   void *         execargs;     /* argument to be passed to that function */
54   |   pthread_mutex_t watchmutex;
55   | 
56   |   unsigned char  lasterr;      /* timeout, interrupt, etc. */
57   |   ip_addr_t rIP;              /* real IP */
58   |   ip_addr_t eIP;              /* effective IP */
59   |   char *ip;                    /* text of the eIP */
60   | } sk_conn_st;
61   | 
62   | /* reasons to close: socket-wise .... */
63   | #define SK_DISCONNECT 0x0001
64   | #define SK_INTERRUPT  0x0002
65   | #define SK_TIMEOUT    0x0004
66   | 
67   | /* ... and user-wise: */
68   | #define SK_NOTEXT     0x0100
69   | 
70   | int SK_atoport(const char *service, const char *proto);
71   | void SK_close(int socket);
72   | int SK_getsock(int socket_type, u_short port, uint32_t bind_address);
73   | int SK_accept_connection(int listening_socket);
74   | int SK_read(int sockfd, char *buf, size_t count);
75   | int SK_write(int sockfd, const char *buf, size_t count);
76   | int SK_gets(int sockfd, char *str, size_t count);
77   | int SK_puts(int sockfd, const char *str);
78   | int SK_putc(int sockfd, char ch);
79   | int SK_getc(int sockfd);
80   | char *SK_getpeername(int sockfd);
81   | int SK_getpeerip(int sockfd, ip_addr_t *ip);
82   | int SK_cd_puts(sk_conn_st *condat, const char *str);
83   | int SK_cd_gets(sk_conn_st *condat, char *str, size_t count);
84   | int SK_cd_close(sk_conn_st *condat);
85   | int SK_cd_printf(sk_conn_st *condat, char *txt, ...);
86   | 
87   | #endif /* READ_SOCKET */
88   | 
89   | er_ret_t SK_watchstart(sk_conn_st *condat);
90   | er_ret_t SK_watchstop(sk_conn_st *condat);
91   | void SK_watchkill(sk_conn_st *condat, pthread_t killthis);
92   | void SK_watchexec( sk_conn_st *condat, void *(*function)(void *), void *args);
93   | void SK_watchclear(sk_conn_st *condat);