From 0d0f7a0e7c32842edff533246a1f8523306f9ab0 Mon Sep 17 00:00:00 2001 From: John Denker Date: Fri, 1 Jun 2012 23:07:51 -0700 Subject: as downloaded : ucspi-tcp --- ucspi-tcp-0.88/ip4_scan.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 ucspi-tcp-0.88/ip4_scan.c (limited to 'ucspi-tcp-0.88/ip4_scan.c') diff --git a/ucspi-tcp-0.88/ip4_scan.c b/ucspi-tcp-0.88/ip4_scan.c new file mode 100644 index 0000000..7a61371 --- /dev/null +++ b/ucspi-tcp-0.88/ip4_scan.c @@ -0,0 +1,19 @@ +#include "scan.h" +#include "ip4.h" + +unsigned int ip4_scan(char *s,char ip[4]) +{ + unsigned int i; + unsigned int len; + unsigned long u; + + len = 0; + i = scan_ulong(s,&u); if (!i) return 0; ip[0] = u; s += i; len += i; + if (*s != '.') return 0; ++s; ++len; + i = scan_ulong(s,&u); if (!i) return 0; ip[1] = u; s += i; len += i; + if (*s != '.') return 0; ++s; ++len; + i = scan_ulong(s,&u); if (!i) return 0; ip[2] = u; s += i; len += i; + if (*s != '.') return 0; ++s; ++len; + i = scan_ulong(s,&u); if (!i) return 0; ip[3] = u; s += i; len += i; + return len; +} -- cgit v1.2.3