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tpws/helpers.h

@@ -0,0 +1,23 @@
+#pragma once
+
+#include <stddef.h>
+#include <stdbool.h>
+#include <netinet/in.h>
+#include <sys/socket.h>
+#include <netdb.h>
+
+char *strncasestr(const char *s,const char *find, size_t slen);
+
+void print_sockaddr(const struct sockaddr *sa);
+void print_addrinfo(const struct addrinfo *ai);
+bool check_local_ip(const struct sockaddr *saddr);
+
+bool saismapped(const struct sockaddr_in6 *sa);
+bool samappedcmp(const struct sockaddr_in *sa1,const struct sockaddr_in6 *sa2);
+bool sacmp(const struct sockaddr *sa1,const struct sockaddr *sa2);
+uint16_t saport(const struct sockaddr *sa);
+// true = was converted
+bool saconvmapped(struct sockaddr_storage *a);
+
+int set_keepalive(int fd);
+int get_so_error(int fd);