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Diffstat (limited to 'src/network/__ipparse.c')
-rw-r--r--src/network/__ipparse.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/src/network/__ipparse.c b/src/network/__ipparse.c
new file mode 100644
index 00000000..ca9e5890
--- /dev/null
+++ b/src/network/__ipparse.c
@@ -0,0 +1,40 @@
+#include <string.h>
+#include <stdlib.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include "__dns.h"
+#include <stdio.h>
+
+int __ipparse(void *dest, int family, const char *s)
+{
+ unsigned char *d = dest;
+ unsigned long a[16] = { 0 };
+ const char *z;
+ int i;
+
+ if (family == AF_INET6) goto not_v4;
+
+ for (i=0; i<4 && *s; i++) {
+ a[i] = strtoul(s, (char **)&z, 0);
+ if (z==s || (*z && *z != '.')) goto not_v4;
+ s=z+1;
+ }
+ switch (i) {
+ case 0:
+ a[1] = a[0] & 0xffffff;
+ a[0] >>= 24;
+ case 1:
+ a[2] = a[1] & 0xffff;
+ a[1] >>= 16;
+ case 2:
+ a[3] = a[2] & 0xff;
+ a[2] >>= 8;
+ }
+ ((struct sockaddr_in *)d)->sin_family = AF_INET;
+ d = (void *)&((struct sockaddr_in *)d)->sin_addr;
+ for (i=0; i<4; i++) d[i] = a[i];
+ return 0;
+
+not_v4:
+ return -1;
+}