* Mnemonic: socket_if.h
* Abstract: Main set of definitions needed by the SI native functions and
* any user code.
-* Date: 26 March 1995 (original)
+* Date: 26 March 1995 (original)
* 3 January 2020 (revised)
* Author: E. Scott Daniels
*
#ifndef _SOCKET_IF_H
#define _SOCKET_IF_H
-#ifndef PARINOID_CHECKS
-# define PARINOID_CHECKS 1
+#ifndef PARANOID_CHECKS
+# define PARANOID_CHECKS 0
#endif
-#define TCP_DEVICE 0 // device type of socket
-#define UDP_DEVICE 1
+#define TCP_DEVICE 0 // device type of socket
+#define UDP_DEVICE 1
-// these are for SIclose, must be negative so as to be distinguished from real fd values
-#define TCP_LISTEN_PORT (-1) // close first listen port found
-#define UDP_PORT (-2) // close first udp port found
+// these are for SIclose, must be negative so as to be distinguished from real fd values
+#define TCP_LISTEN_PORT (-1) // close first listen port found
+#define UDP_PORT (-2) // close first udp port found
#define SI_BAD_HANDLE ((void *) 0)
#define SI_OPT_NONE 0 // initialisation options
#define SI_OPT_FORK 0x01 // fork new sessions
-#define SI_OPT_FG 0x02 // keep process in the "foreground"
-#define SI_OPT_TTY 0x04 // processes keyboard interrupts if fg
-#define SI_OPT_ALRM 0x08 // cause setsig to be called with alarm flg
-
- // offsets of callbacks in table
- // used to indentify cb in SIcbreg
-#define SI_CB_SIGNAL 0 // usr signal/alarm received
-#define SI_CB_RDATA 1 // handles data arrival on raw interface
-#define SI_CB_CDATA 2 // handles data arrival on cooked interface
-#define SI_CB_KDATA 3 // handles data arrival from keyboard
-#define SI_CB_SECURITY 4 // authorizes acceptance of a conect req
-#define SI_CB_CONN 5 // called when a session is accepted
-#define SI_CB_DISC 6 // called when a session is lost
+#define SI_OPT_FG 0x02 // keep process in the "foreground"
+#define SI_OPT_TTY 0x04 // processes keyboard interrupts if fg
+#define SI_OPT_ALRM 0x08 // cause setsig to be called with alarm flg
+
+ // offsets of callbacks in table
+ // used to indentify cb in SIcbreg
+#define SI_CB_SIGNAL 0 // usr signal/alarm received
+#define SI_CB_RDATA 1 // handles data arrival on raw interface
+#define SI_CB_CDATA 2 // handles data arrival on cooked interface
+#define SI_CB_KDATA 3 // handles data arrival from keyboard
+#define SI_CB_SECURITY 4 // authorizes acceptance of a conect req
+#define SI_CB_CONN 5 // called when a session is accepted
+#define SI_CB_DISC 6 // called when a session is lost
#define SI_CB_POLL 7
// return values callbacks are expected to produce
#define SI_RET_OK 0 // processing ok -- continue
#define SI_RET_ERROR (-1) // processing not ok -- reject/disallow
-#define SI_RET_UNREG 1 // unregester (never call again) the cb
+#define SI_RET_UNREG 1 // unregester (never call again) the cb
#define SI_RET_QUIT 2 // set the shutdown flag and terminate the SI environment
- // values returned to user by SI routines
-#define SI_ERROR (-1) // unable to process
-#define SI_OK 0 // processing completed successfully
-#define SI_QUEUED 1 // send messages was queued
-
- // flags passed to signal callback
-#define SI_SF_QUIT 0x01 // program should terminate
-#define SI_SF_USR1 0x02 // user 1 signal received
-#define SI_SF_USR2 0x04 // user 2 signal received
-#define SI_SF_ALRM 0x08 // alarm clock signal received
-
- // signal bitmasks for the setsig routine
-#define SI_SIG_QUIT 0x01 // please catch quit signal
-#define SI_SIG_HUP 0x02 // catch hangup signal
-#define SI_SIG_TERM 0x04 // catch the term signal
-#define SI_SIG_USR1 0x08 // catch user signals
+ // values returned to user by SI routines
+#define SI_ERROR (-1) // unable to process
+#define SI_OK 0 // processing completed successfully
+#define SI_QUEUED 1 // send messages was queued
+
+ // flags passed to signal callback
+#define SI_SF_QUIT 0x01 // program should terminate
+#define SI_SF_USR1 0x02 // user 1 signal received
+#define SI_SF_USR2 0x04 // user 2 signal received
+#define SI_SF_ALRM 0x08 // alarm clock signal received
+
+ // signal bitmasks for the setsig routine
+#define SI_SIG_QUIT 0x01 // please catch quit signal
+#define SI_SIG_HUP 0x02 // catch hangup signal
+#define SI_SIG_TERM 0x04 // catch the term signal
+#define SI_SIG_USR1 0x08 // catch user signals
#define SI_SIG_USR2 0x10
-#define SI_SIG_ALRM 0x20 // catch alarm signals
-#define SI_DEF_SIGS 0x1F // default signals to catch
-
- // SIerrno values set in public rtns
-#define SI_ERR_NONE 0 // no error as far as we can tell
-#define SI_ERR_QUEUED 1 // must be same as queued
-#define SI_ERR_TPORT 2 // could not bind to requested tcp port
-#define SI_ERR_UPORT 3 // could not bind to requested udp port
-#define SI_ERR_FORK 4 // could not fork to become daemon
-#define SI_ERR_HANDLE 5 // global information pointer went off
-#define SI_ERR_SESSID 6 // invalid session id
-#define SI_ERR_TP 7 // error occured in transport provider
-#define SI_ERR_SHUTD 8 // cannot process because in shutdown mode
-#define SI_ERR_NOFDS 9 // no file descriptors are open
-#define SI_ERR_SIGUSR1 10 // signal received data not read
-#define SI_ERR_SIGUSR2 11 // signal received data not read
-#define SI_ERR_DISC 12 // session disconnected
-#define SI_ERR_TIMEOUT 13 // poll attempt timed out - no data
-#define SI_ERR_ORDREL 14 // orderly release received
-#define SI_ERR_SIGALRM 15 // alarm signal received
-#define SI_ERR_NOMEM 16 // could not allocate needed memory
-#define SI_ERR_ADDR 17 // address conversion failed
+#define SI_SIG_ALRM 0x20 // catch alarm signals
+#define SI_DEF_SIGS 0x1F // default signals to catch
+
+ // SIerrno values set in public rtns
+#define SI_ERR_NONE 0 // no error as far as we can tell
+#define SI_ERR_QUEUED 1 // must be same as queued
+#define SI_ERR_TPORT 2 // could not bind to requested tcp port
+#define SI_ERR_UPORT 3 // could not bind to requested udp port
+#define SI_ERR_FORK 4 // could not fork to become daemon
+#define SI_ERR_HANDLE 5 // global information pointer went off
+#define SI_ERR_SESSID 6 // invalid session id
+#define SI_ERR_TP 7 // error occured in transport provider
+#define SI_ERR_SHUTD 8 // cannot process because in shutdown mode
+#define SI_ERR_NOFDS 9 // no file descriptors are open
+#define SI_ERR_SIGUSR1 10 // signal received data not read
+#define SI_ERR_SIGUSR2 11 // signal received data not read
+#define SI_ERR_DISC 12 // session disconnected
+#define SI_ERR_TIMEOUT 13 // poll attempt timed out - no data
+#define SI_ERR_ORDREL 14 // orderly release received
+#define SI_ERR_SIGALRM 15 // alarm signal received
+#define SI_ERR_NOMEM 16 // could not allocate needed memory
+#define SI_ERR_ADDR 17 // address conversion failed
#define SI_ERR_BLOCKED 18 // operation would block
#define SI_TF_NONE 0 // tcp flags in the global info applied to each session
#define SI_TF_FASTACK 0x02 // set fast ack on for each connection
#ifndef _SI_ERRNO
-extern int SIerrno; // error number set by public routines
+extern int SIerrno; // error number set by public routines
#define _SI_ERRNO
#endif
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