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Use inet_pton to read ipv4 addresses

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Use the standard POSIX inet_pton to convert from string to IPV4
address. This avoids problems where ip parses "127.2" wrong.
This commit is contained in:
Stephen Hemminger 2008-05-22 13:41:40 -07:00
parent 7dfb036665
commit 516ffb6b77
1 changed files with 2 additions and 13 deletions
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15
lib/utils.c
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@ -246,10 +246,6 @@ int get_s8(__s8 *val, const char *arg, int base)
int get_addr_1(inet_prefix *addr, const char *name, int family)
{
const char *cp;
unsigned char *ap = (unsigned char*)addr->data;
int i;
memset(addr, 0, sizeof(*addr));
if (strcmp(name, "default") == 0 ||
@ -288,17 +284,10 @@ int get_addr_1(inet_prefix *addr, const char *name, int family)
addr->family = AF_INET;
if (family != AF_UNSPEC && family != AF_INET)
return -1;
if (inet_pton(AF_INET, name, addr->data) <= 0)
return -1;
addr->bytelen = 4;
addr->bitlen = -1;
for (cp=name, i=0; *cp; cp++) {
if (*cp <= '9' && *cp >= '0') {
ap[i] = 10*ap[i] + (*cp-'0');
continue;
}
if (*cp == '.' && ++i <= 3)
continue;
return -1;
}
return 0;
}