This commit was generated by cvs2svn to compensate for changes in r1650,

[iproute2.git] / lib / ipx_pton.c

diff --git a/lib/ipx_pton.c b/lib/ipx_pton.c
new file mode 100644 (file)
index 0000000..1a52b7f
--- /dev/null
+++ b/lib/ipx_pton.c
@@ -0,0 +1,107 @@
+#include <errno.h>
+#include <string.h>
+#include <sys/types.h>
+#include <netinet/in.h>
+
+#include "utils.h"
+
+static u_int32_t hexget(char c)
+{
+       if (c >= 'A' && c <= 'F')
+               return c - 'A' + 10;
+       if (c >= 'a' && c <= 'f')
+               return c - 'a' + 10;
+       if (c >= '0' && c <= '9')
+               return c - '0';
+
+       return 0xf0;
+}
+
+static int ipx_getnet(u_int32_t *net, const char *str)
+{
+       int i;
+       u_int32_t tmp;
+
+       for(i = 0; *str && (i < 8); i++) {
+
+               if ((tmp = hexget(*str)) & 0xf0) {
+                       if (*str == '.')
+                               return 0;
+                       else
+                               return -1;
+               }
+
+               str++;
+               (*net) <<= 4;
+               (*net) |= tmp;
+       }
+
+       if (*str == 0)
+               return 0;
+
+       return -1;
+}
+
+static int ipx_getnode(u_int8_t *node, const char *str)
+{
+       int i;
+       u_int32_t tmp;
+
+       for(i = 0; i < 6; i++) {
+               if ((tmp = hexget(*str++)) & 0xf0)
+                       return -1;
+               node[i] = (u_int8_t)tmp;
+               node[i] <<= 4;
+               if ((tmp = hexget(*str++)) & 0xf0)
+                       return -1;
+               node[i] |= (u_int8_t)tmp;
+               if (*str == ':')
+                       str++;
+       }
+
+       return 0;
+}
+
+static int ipx_pton1(const char *src, struct ipx_addr *addr)
+{
+       char *sep = (char *)src;
+       int no_node = 0;
+
+       memset(addr, 0, sizeof(struct ipx_addr));
+
+       while(*sep && (*sep != '.'))
+               sep++;
+
+       if (*sep != '.')
+               no_node = 1;
+
+       if (ipx_getnet(&addr->ipx_net, src))
+               return 0;
+
+       addr->ipx_net = htonl(addr->ipx_net);
+
+       if (no_node)
+               return 1;
+
+       if (ipx_getnode(addr->ipx_node, sep + 1))
+               return 0;
+
+       return 1;
+}
+
+int ipx_pton(int af, const char *src, void *addr)
+{
+       int err;
+
+       switch (af) {
+       case AF_IPX:
+               errno = 0;
+               err = ipx_pton1(src, (struct ipx_addr *)addr);
+               break;
+       default:
+               errno = EAFNOSUPPORT;
+               err = -1;
+       }
+
+       return err;
+}