1 #include <errno.h>
2 #include <string.h>
3 #include <sys/types.h>
4 #include <sys/socket.h>
5 #include <netinet/in.h>
6
7 #include "utils.h"
8
ipx_getnet(u_int32_t * net,const char * str)9 static int ipx_getnet(u_int32_t *net, const char *str)
10 {
11 int i;
12 u_int32_t tmp;
13
14 for(i = 0; *str && (i < 8); i++) {
15
16 if ((tmp = get_hex(*str)) == -1) {
17 if (*str == '.')
18 return 0;
19 else
20 return -1;
21 }
22
23 str++;
24 (*net) <<= 4;
25 (*net) |= tmp;
26 }
27
28 if (*str == 0)
29 return 0;
30
31 return -1;
32 }
33
ipx_getnode(u_int8_t * node,const char * str)34 static int ipx_getnode(u_int8_t *node, const char *str)
35 {
36 int i;
37 u_int32_t tmp;
38
39 for(i = 0; i < 6; i++) {
40 if ((tmp = get_hex(*str++)) == -1)
41 return -1;
42 node[i] = (u_int8_t)tmp;
43 node[i] <<= 4;
44 if ((tmp = get_hex(*str++)) == -1)
45 return -1;
46 node[i] |= (u_int8_t)tmp;
47 if (*str == ':')
48 str++;
49 }
50
51 return 0;
52 }
53
ipx_pton1(const char * src,struct ipx_addr * addr)54 static int ipx_pton1(const char *src, struct ipx_addr *addr)
55 {
56 char *sep = (char *)src;
57 int no_node = 0;
58
59 memset(addr, 0, sizeof(struct ipx_addr));
60
61 while(*sep && (*sep != '.'))
62 sep++;
63
64 if (*sep != '.')
65 no_node = 1;
66
67 if (ipx_getnet(&addr->ipx_net, src))
68 return 0;
69
70 addr->ipx_net = htonl(addr->ipx_net);
71
72 if (no_node)
73 return 1;
74
75 if (ipx_getnode(addr->ipx_node, sep + 1))
76 return 0;
77
78 return 1;
79 }
80
ipx_pton(int af,const char * src,void * addr)81 int ipx_pton(int af, const char *src, void *addr)
82 {
83 int err;
84
85 switch (af) {
86 case AF_IPX:
87 errno = 0;
88 err = ipx_pton1(src, (struct ipx_addr *)addr);
89 break;
90 default:
91 errno = EAFNOSUPPORT;
92 err = -1;
93 }
94
95 return err;
96 }
97