initial commit, resurrect one of my realy old projects

1 files changed, 38 insertions, 0 deletions

diff --git a/ipv4.h b/ipv4.h
new file mode 100644
index 0000000..608b901
--- /dev/null
+++ b/ipv4.h
@@ -0,0 +1,38 @@
+#ifndef _INTE4_H
+#define _INTE4_H
+
+#define NIPQUAD(addr) \
+	((unsigned char *)&addr)[0], \
+	((unsigned char *)&addr)[1], \
+	((unsigned char *)&addr)[2], \
+	((unsigned char *)&addr)[3]
+
+#define MAC(hwaddr) \
+	((unsigned char *)&hwaddr)[0], \
+	((unsigned char *)&hwaddr)[1], \
+	((unsigned char *)&hwaddr)[2], \
+	((unsigned char *)&hwaddr)[3], \
+	((unsigned char *)&hwaddr)[4], \
+	((unsigned char *)&hwaddr)[5]
+
+
+int ipv4_get_addr  (const char *interface, char *ip, int *family);
+int ipv4_get_broad (const char *interface, char *ip, int *family);
+int ipv4_get_dest  (const char *interface, char *ip, int *family);
+int ipv4_get_mask  (const char *interface, char *ip, int *family);
+int ipv4_get_hwaddr(const char *ifname, char *mac, int *family);
+
+int ipv4_set_addr  (const char *interface, const char *ip, int family);
+int ipv4_set_broad (const char *interface, const char *ip, int family);
+int ipv4_set_dest  (const char *interface, const char *ip, int family);
+int ipv4_set_mask  (const char *interface, const char *ip, int family);
+int ipv4_set_hwaddr(const char *ifname, const char *mac, int family);
+
+/* set ifname up/down state 1/0 */
+int ipv4_set_up(const char *ifname, unsigned int state);
+int ipv4_get_up(const char *ifname);
+
+/* numbers -gt 255 are truncated ( 256=>0 ; 257=>1 ) */
+unsigned int ipv4_scan(const char *s,char *ip);
+
+#endif