plugins/zephyr/ZOpenPort.c@4793276c2510 (annotated)
plugins/zephyr/ZOpenPort.c
Fri, 13 Apr 2001 10:50:33 +0000
- author
- Eric Warmenhoven <warmenhoven@yahoo.com>
- date
- Fri, 13 Apr 2001 10:50:33 +0000
- changeset 1710
- 4793276c2510
- parent 1700
- 45175fd73d3f
- permissions
- -rw-r--r--
[gaim-migrate @ 1720]
various fixes (for plugins especially), other updates. made WEBSITE macro so it's easy to change (not that i think it'll be changing again), updated some files to reflect that change.
| 1700 | 1 | /* This file is part of the Project Athena Zephyr Notification System. |
| 2 | * It contains source for the ZOpenPort function. | |
| 3 | * | |
| 4 | * Created by: Robert French | |
| 5 | * | |
| 6 | * $Source$ | |
| 7 | * $Author: warmenhoven $ | |
| 8 | * | |
| 9 | * Copyright (c) 1987 by the Massachusetts Institute of Technology. | |
| 10 | * For copying and distribution information, see the file | |
| 11 | * "mit-copyright.h". | |
| 12 | */ | |
| 13 | /* $Header$ */ | |
| 14 | ||
| 15 | #ifndef lint | |
| 16 | static char rcsid_ZOpenPort_c[] = "$Header$"; | |
| 17 | #endif | |
| 18 | ||
| 19 | #include <internal.h> | |
| 20 | #include <sys/socket.h> | |
| 21 | ||
| 22 | Code_t ZOpenPort(port) | |
| 23 | u_short *port; | |
| 24 | { | |
| 25 | struct sockaddr_in bindin; | |
| 26 | int len; | |
| 27 | ||
| 28 | (void) ZClosePort(); | |
| 29 | ||
| 30 | if ((__Zephyr_fd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) { | |
| 31 | __Zephyr_fd = -1; | |
| 32 | return (errno); | |
| 33 | } | |
| 34 | ||
| 35 | #ifdef SO_BSDCOMPAT | |
| 36 | { | |
| 37 | int on = 1; | |
| 38 | ||
| 39 | setsockopt(__Zephyr_fd, SOL_SOCKET, SO_BSDCOMPAT, (char *)&on, | |
| 40 | sizeof(on)); | |
| 41 | } | |
| 42 | #endif | |
| 43 | ||
| 44 | bindin.sin_family = AF_INET; | |
| 45 | ||
| 46 | if (port && *port) | |
| 47 | bindin.sin_port = *port; | |
| 48 | else | |
| 49 | bindin.sin_port = 0; | |
| 50 | ||
| 51 | bindin.sin_addr.s_addr = INADDR_ANY; | |
| 52 | ||
| 53 | if (bind(__Zephyr_fd, (struct sockaddr *)&bindin, sizeof(bindin)) < 0) { | |
| 54 | if (errno == EADDRINUSE && port && *port) | |
| 55 | return (ZERR_PORTINUSE); | |
| 56 | else | |
| 57 | return (errno); | |
| 58 | } | |
| 59 | ||
| 60 | if (!bindin.sin_port) { | |
| 61 | len = sizeof(bindin); | |
| 62 | if (getsockname(__Zephyr_fd, (struct sockaddr *)&bindin, &len)) | |
| 63 | return (errno); | |
| 64 | } | |
| 65 | ||
| 66 | __Zephyr_port = bindin.sin_port; | |
| 67 | __Zephyr_open = 1; | |
| 68 | ||
| 69 | if (port) | |
| 70 | *port = bindin.sin_port; | |
| 71 | ||
| 72 | return (ZERR_NONE); | |
| 73 | } |
