iface.c (2725B)
1 /* $Id: //depot/blt/srv/network/protocol/ipv4/iface.c#1 $ 2 ** 3 ** Copyright 1999 Sidney Cammeresi 4 ** All rights reserved. 5 ** 6 ** Redistribution and use in source and binary forms, with or without 7 ** modification, are permitted provided that the following conditions 8 ** are met: 9 ** 1. Redistributions of source code must retain the above copyright 10 ** notice, this list of conditions, and the following disclaimer. 11 ** 2. Redistributions in binary form must reproduce the above copyright 12 ** notice, this list of conditions, and the following disclaimer in the 13 ** documentation and/or other materials provided with the distribution. 14 ** 3. The name of the author may not be used to endorse or promote products 15 ** derived from this software without specific prior written permission. 16 ** 17 ** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 ** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 ** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 ** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 ** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 ** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 ** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <stdlib.h> 30 #include <blt/network/ipv4.h> 31 32 ipv4_iface_t *iflist = NULL; 33 34 int _init (void) 35 { 36 return 1; 37 } 38 39 int ipv4_config_up (const char *name, void (*output)(struct mbuf *), 40 const char *data) 41 { 42 char c[] = { 0, 0 }, temp[16]; 43 unsigned char num[8]; 44 int i, j, k, len, space; 45 ipv4_iface_t *iface; 46 47 for (i = j = k = space = *temp = 0; i < strlen (data); i++) 48 if (data[i] == '.') 49 { 50 num[k++] = atoi (temp); 51 j++; 52 *temp = 0; 53 } 54 else if (data[i] == ' ') 55 { 56 num[k++] = atoi (temp); 57 j++; 58 *temp = 0; 59 space = 1; 60 } 61 else 62 { 63 *c = data[j++]; 64 strlcat (temp, c, sizeof (temp)); 65 } 66 iface = malloc (sizeof (ipv4_iface_t)); 67 iface->name = name; 68 iface->addr[0] = num[0]; iface->addr[1] = num[1]; 69 iface->addr[2] = num[2]; iface->addr[3] = num[3]; 70 iface->netmask[0] = num[4]; iface->netmask[1] = num[5]; 71 iface->netmask[2] = num[6]; iface->netmask[3] = num[7]; 72 iface->output = output; 73 iface->next = iflist; 74 iflist = iface; 75 printf ("address %d.%d.%d.%d netmask %d.%d.%d.%d\n", 76 iface->addr[0], iface->addr[1], iface->addr[2], iface->addr[3], 77 iface->netmask[0], iface->netmask[1], iface->netmask[2], 78 iface->netmask[3]); 79 } 80 81 int ipv4_config_down (void) 82 { 83 } 84