mirror of
https://git.proxmox.com/git/mirror_iproute2
synced 2025-10-31 08:42:39 +00:00
109 lines
1.6 KiB
C
109 lines
1.6 KiB
C
#include <errno.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include "utils.h"
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static u_int32_t hexget(char c)
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{
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if (c >= 'A' && c <= 'F')
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return c - 'A' + 10;
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if (c >= 'a' && c <= 'f')
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return c - 'a' + 10;
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if (c >= '0' && c <= '9')
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return c - '0';
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return 0xf0;
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}
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static int ipx_getnet(u_int32_t *net, const char *str)
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{
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int i;
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u_int32_t tmp;
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for(i = 0; *str && (i < 8); i++) {
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if ((tmp = hexget(*str)) & 0xf0) {
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if (*str == '.')
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return 0;
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else
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return -1;
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}
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str++;
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(*net) <<= 4;
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(*net) |= tmp;
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}
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if (*str == 0)
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return 0;
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return -1;
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}
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static int ipx_getnode(u_int8_t *node, const char *str)
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{
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int i;
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u_int32_t tmp;
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for(i = 0; i < 6; i++) {
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if ((tmp = hexget(*str++)) & 0xf0)
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return -1;
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node[i] = (u_int8_t)tmp;
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node[i] <<= 4;
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if ((tmp = hexget(*str++)) & 0xf0)
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return -1;
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node[i] |= (u_int8_t)tmp;
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if (*str == ':')
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str++;
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}
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return 0;
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}
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static int ipx_pton1(const char *src, struct ipx_addr *addr)
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{
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char *sep = (char *)src;
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int no_node = 0;
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memset(addr, 0, sizeof(struct ipx_addr));
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while(*sep && (*sep != '.'))
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sep++;
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if (*sep != '.')
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no_node = 1;
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if (ipx_getnet(&addr->ipx_net, src))
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return 0;
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addr->ipx_net = htonl(addr->ipx_net);
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if (no_node)
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return 1;
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if (ipx_getnode(addr->ipx_node, sep + 1))
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return 0;
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return 1;
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}
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int ipx_pton(int af, const char *src, void *addr)
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{
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int err;
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switch (af) {
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case AF_IPX:
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errno = 0;
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err = ipx_pton1(src, (struct ipx_addr *)addr);
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break;
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default:
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errno = EAFNOSUPPORT;
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err = -1;
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}
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return err;
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}
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