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Merge pull request #853 from darkain/dev

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Fix IPv6 address string representation
This commit is contained in:
Adam Ierymenko 2018-09-25 15:32:39 -07:00 committed by GitHub
commit 60d5a3c631
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 7 additions and 36 deletions
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41
node/InetAddress.cpp
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@ -139,33 +139,15 @@ char *InetAddress::toString(char buf[64]) const
char *InetAddress::toIpString(char buf[64]) const
{
buf[0] = (char)0;
switch(ss_family) {
case AF_INET: {
const uint8_t *a = reinterpret_cast<const uint8_t *>(&(reinterpret_cast<const struct sockaddr_in *>(this)->sin_addr.s_addr));
char *p = buf;
for(int i=0;;++i) {
Utils::decimal((unsigned long)a[i],p);
if (i != 3) {
while (*p) ++p;
*(p++) = '.';
} else break;
}
inet_ntop(AF_INET, &reinterpret_cast<const struct sockaddr_in *>(this)->sin_addr.s_addr, buf, INET_ADDRSTRLEN);
} break;
case AF_INET6: {
uint16_t a[8];
ZT_FAST_MEMCPY(a,reinterpret_cast<const struct sockaddr_in6 *>(this)->sin6_addr.s6_addr,16);
char *p = buf;
for(int i=0;i<8;++i) {
Utils::hex(Utils::ntoh(a[i]),p);
p[4] = (i == 7) ? (char)0 : ':';
p += 5;
}
inet_ntop(AF_INET6, reinterpret_cast<const struct sockaddr_in6 *>(this)->sin6_addr.s6_addr, buf, INET6_ADDRSTRLEN);
} break;
default:
buf[0] = (char)0;
break;
}
return buf;
}
@ -191,28 +173,17 @@ bool InetAddress::fromString(const char *ipSlashPort)
}
if (strchr(buf,':')) {
uint16_t a[8];
unsigned int b = 0;
char *saveptr = (char *)0;
for(char *s=Utils::stok(buf,":",&saveptr);((s)&&(b<8));s=Utils::stok((char *)0,":",&saveptr))
a[b++] = Utils::hton((uint16_t)(Utils::hexStrToUInt(s) & 0xffff));
struct sockaddr_in6 *const in6 = reinterpret_cast<struct sockaddr_in6 *>(this);
inet_pton(AF_INET6, buf, &in6->sin6_addr.s6_addr);
in6->sin6_family = AF_INET6;
ZT_FAST_MEMCPY(in6->sin6_addr.s6_addr,a,16);
in6->sin6_port = Utils::hton((uint16_t)port);
return true;
} else if (strchr(buf,'.')) {
uint8_t a[4];
unsigned int b = 0;
char *saveptr = (char *)0;
for(char *s=Utils::stok(buf,".",&saveptr);((s)&&(b<4));s=Utils::stok((char *)0,".",&saveptr))
a[b++] = (uint8_t)(Utils::strToUInt(s) & 0xff);
struct sockaddr_in *const in = reinterpret_cast<struct sockaddr_in *>(this);
inet_pton(AF_INET, buf, &in->sin_addr.s_addr);
in->sin_family = AF_INET;
ZT_FAST_MEMCPY(&(in->sin_addr.s_addr),a,4);
in->sin_port = Utils::hton((uint16_t)port);
return true;