diff options
Diffstat (limited to 'imap/src/osdep/unix/ipo_unix.c')
| -rw-r--r-- | imap/src/osdep/unix/ipo_unix.c | 181 |
1 files changed, 0 insertions, 181 deletions
diff --git a/imap/src/osdep/unix/ipo_unix.c b/imap/src/osdep/unix/ipo_unix.c deleted file mode 100644 index 665fb2e8..00000000 --- a/imap/src/osdep/unix/ipo_unix.c +++ /dev/null @@ -1,181 +0,0 @@ -/* ======================================================================== - * Copyright 1988-2006 University of Washington - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * - * ======================================================================== - */ - -/* - * Program: UNIX IPv4 old routines - * - * Author: Mark Crispin - * Networks and Distributed Computing - * Computing & Communications - * University of Washington - * Administration Building, AG-44 - * Seattle, WA 98195 - * Internet: MRC@CAC.Washington.EDU - * - * Date: 18 December 2003 - * Last Edited: 30 August 2006 - */ - -#define SADRLEN sizeof (struct sockaddr) - -#define SADR4(sadr) ((struct sockaddr_in *) sadr) -#define SADR4LEN sizeof (struct sockaddr_in) -#define SADR4ADR(sadr) SADR4 (sadr)->sin_addr -#define ADR4LEN sizeof (struct in_addr) -#define SADR4PORT(sadr) SADR4 (sadr)->sin_port - - -/* IP abstraction layer */ - -char *ip_sockaddrtostring (struct sockaddr *sadr); -long ip_sockaddrtoport (struct sockaddr *sadr); -void *ip_stringtoaddr (char *text,size_t *len,int *family); -struct sockaddr *ip_newsockaddr (size_t *len); -struct sockaddr *ip_sockaddr (int family,void *adr,size_t adrlen, - unsigned short port,size_t *len); -char *ip_sockaddrtoname (struct sockaddr *sadr); -void *ip_nametoaddr (char *name,size_t *len,int *family,char **canonical, - void **next); - -/* Return IP address string from socket address - * Accepts: socket address - * Returns: IP address as name string - */ - -char *ip_sockaddrtostring (struct sockaddr *sadr) -{ - return (sadr->sa_family == PF_INET) ? - inet_ntoa (SADR4ADR (sadr)) : "NON-IPv4"; -} - - -/* Return port from socket address - * Accepts: socket address - * Returns: port number or -1 if can't determine it - */ - -long ip_sockaddrtoport (struct sockaddr *sadr) -{ - return (sadr->sa_family == PF_INET) ? ntohs (SADR4PORT (sadr)) : -1; -} - - -/* Return IP address from string - * Accepts: name string - * pointer to returned length - * pointer to returned address family - * Returns: address if valid, length and family updated, or NIL - */ - -void *ip_stringtoaddr (char *text,size_t *len,int *family) -{ - unsigned long adr; - struct in_addr *ret; - /* get address */ - if ((adr = inet_addr (text)) == -1) ret = NIL; - else { /* make in_addr */ - ret = (struct in_addr *) fs_get (*len = ADR4LEN); - *family = AF_INET; /* IPv4 */ - ret->s_addr = adr; /* set address */ - } - return (void *) ret; -} - -/* Create a maximum-size socket address - * Accepts: pointer to return maximum socket address length - * Returns: new, empty socket address of maximum size - */ - -struct sockaddr *ip_newsockaddr (size_t *len) -{ - return (struct sockaddr *) memset (fs_get (SADRLEN),0,*len = SADRLEN); -} - - -/* Stuff a socket address - * Accepts: address family - * IPv4 address - * length of address (always 4 in IPv4) - * port number - * pointer to return socket address length - * Returns: socket address or NIL if error - */ - -struct sockaddr *ip_sockaddr (int family,void *adr,size_t adrlen, - unsigned short port,size_t *len) -{ - struct sockaddr *sadr = ip_newsockaddr (len); - switch (family) { /* build socket address based upon family */ - case AF_INET: /* IPv4 */ - sadr->sa_family = PF_INET; - /* copy host address */ - memcpy (&SADR4ADR (sadr),adr,adrlen); - /* copy port number in network format */ - SADR4PORT (sadr) = htons (port); - *len = SADR4LEN; - break; - default: /* non-IP?? */ - sadr->sa_family = PF_UNSPEC; - break; - } - return sadr; -} - -/* Return name from socket address - * Accepts: socket address - * Returns: canonical name for that address or NIL if none - */ - -char *ip_sockaddrtoname (struct sockaddr *sadr) -{ - struct hostent *he; - return ((sadr->sa_family == PF_INET) && - (he = gethostbyaddr ((char *) &SADR4ADR (sadr),ADR4LEN,AF_INET))) ? - (char *) he->h_name : NIL; -} - - -/* Return address from name - * Accepts: name or NIL to return next address - * pointer to previous/returned length - * pointer to previous/returned address family - * pointer to previous/returned canonical name - * pointer to previous/return state for next-address calls - * Returns: address with length/family/canonical updated if needed, or NIL - */ - -void *ip_nametoaddr (char *name,size_t *len,int *family,char **canonical, - void **next) -{ - char tmp[MAILTMPLEN]; - struct hostent *he; - void *ret = NIL; - if (name) { /* first lookup? */ - /* yes, do case-independent lookup */ - if ((strlen (name) < MAILTMPLEN) && - (he = gethostbyname (lcase (strcpy (tmp,name))))) { - if (len) *len = he->h_length; - if (family) *family = he->h_addrtype; - if (canonical) *canonical = (char *) he->h_name; - if (next) *next = 0; - ret = he->h_addr; /* set result to this one and only block */ - } - else { /* error */ - if (len) *len = 0; - if (family) *family = 0; - if (canonical) *canonical = NIL; - if (next) *next = NIL; - } - } - return ret; /* return result */ -} |