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Change functions IsValidIPv4/v6 to use addrinfo instead of custom logic

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dcrubro
2026-07-27 12:31:03 +02:00
parent 3e5c051645
commit 5aa99ecb01
1 changed files with 12 additions and 2 deletions
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include/utils.h
+12 -2
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@@ -258,9 +258,14 @@ static inline bool IsValidIPv4(const char* ip) {
struct addrinfo hints, *res;
int status;
if (!ip || *ip == '\0') {
return false;
}
memset(&hints, 0, sizeof hints);
hints.ai_family = AF_INET; // Only IPv4
hints.ai_socktype = AI_NUMERICHOST; // Only numeric addresses
hints.ai_socktype = SOCK_STREAM;
hints.ai_flags = AI_NUMERICHOST; // Only numeric addresses, no DNS lookups
status = getaddrinfo(ip, NULL, &hints, &res);
if (status == 0) {
@@ -274,9 +279,14 @@ static inline bool IsValidIPv6(const char* ip) {
struct addrinfo hints, *res;
int status;
if (!ip || *ip == '\0') {
return false;
}
memset(&hints, 0, sizeof hints);
hints.ai_family = AF_INET6; // Only IPv6
hints.ai_socktype = AI_NUMERICHOST; // Only numeric addresses
hints.ai_socktype = SOCK_STREAM;
hints.ai_flags = AI_NUMERICHOST; // Only numeric addresses, no DNS lookups
status = getaddrinfo(ip, NULL, &hints, &res);
if (status == 0) {