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//
// Copyright 2025 Staysail Systems, Inc. <info@staysail.tech>
//
// This software is supplied under the terms of the MIT License, a
// copy of which should be located in the distribution where this
// file was obtained (LICENSE.txt). A copy of the license may also be
// found online at https://opensource.org/licenses/MIT.
//
#include <stdio.h>
#include <string.h>
#include "nuts.h"
#include <nng/nng.h>
#ifndef _WIN32
#include <arpa/inet.h> // for endianness functions
#endif
void
test_sa_ipc(void)
{
nng_sockaddr sa1;
nng_sockaddr sa2;
char addr[NNG_MAXADDRSTRLEN];
sa1.s_ipc.sa_family = NNG_AF_IPC;
sa2.s_ipc.sa_family = NNG_AF_IPC;
snprintf(sa1.s_ipc.sa_path, sizeof(sa1.s_ipc.sa_path), "/tmp/testing");
snprintf(sa2.s_ipc.sa_path, sizeof(sa2.s_ipc.sa_path), "/tmp/nothing");
NUTS_ASSERT(strcmp(nng_str_sockaddr(&sa1, addr, sizeof(addr)),
"/tmp/testing") == 0);
NUTS_ASSERT(nng_sockaddr_hash(&sa1) != 0);
NUTS_ASSERT(nng_sockaddr_hash(&sa2) != nng_sockaddr_hash(&sa1));
NUTS_ASSERT(!nng_sockaddr_equal(&sa1, &sa2));
}
void
test_sa_abstract(void)
{
nng_sockaddr sa1;
nng_sockaddr sa2;
char addr[NNG_MAXADDRSTRLEN];
sa1.s_abstract.sa_family = NNG_AF_ABSTRACT;
sa2.s_abstract.sa_family = NNG_AF_ABSTRACT;
snprintf((char *) sa1.s_abstract.sa_name,
sizeof(sa1.s_abstract.sa_name), "one");
snprintf((char *) sa2.s_abstract.sa_name,
sizeof(sa2.s_abstract.sa_name), "two");
NUTS_ASSERT(strcmp(nng_str_sockaddr(&sa1, addr, sizeof(addr)),
"abstract[one]") == 0);
NUTS_ASSERT(nng_sockaddr_hash(&sa1) != 0);
NUTS_ASSERT(nng_sockaddr_hash(&sa2) != nng_sockaddr_hash(&sa1));
NUTS_ASSERT(!nng_sockaddr_equal(&sa1, &sa2));
}
void
test_sa_inproc(void)
{
nng_sockaddr sa1;
nng_sockaddr sa2;
char addr[NNG_MAXADDRSTRLEN];
sa1.s_inproc.sa_family = NNG_AF_INPROC;
sa2.s_inproc.sa_family = NNG_AF_INPROC;
snprintf((char *) sa1.s_inproc.sa_name, sizeof(sa1.s_inproc.sa_name),
"one");
snprintf((char *) sa2.s_inproc.sa_name, sizeof(sa2.s_inproc.sa_name),
"two");
nng_str_sockaddr(&sa1, addr, sizeof(addr));
NUTS_ASSERT(strcmp(addr, "inproc[one]") == 0);
NUTS_ASSERT(nng_sockaddr_hash(&sa1) != 0);
NUTS_ASSERT(nng_sockaddr_hash(&sa2) != nng_sockaddr_hash(&sa1));
NUTS_ASSERT(!nng_sockaddr_equal(&sa1, &sa2));
}
void
test_sa_inet(void)
{
nng_sockaddr sa1;
nng_sockaddr sa2;
char addr[NNG_MAXADDRSTRLEN];
sa1.s_in.sa_family = NNG_AF_INET;
sa1.s_in.sa_addr = htonl(0x7F000001);
sa1.s_in.sa_port = htons(80);
sa2 = sa1;
sa2.s_in.sa_port = htons(25);
NUTS_ASSERT(strcmp(nng_str_sockaddr(&sa1, addr, sizeof(addr)),
"127.0.0.1:80") == 0);
NUTS_ASSERT(nng_sockaddr_hash(&sa1) != 0);
NUTS_ASSERT(nng_sockaddr_hash(&sa2) != nng_sockaddr_hash(&sa1));
NUTS_ASSERT(!nng_sockaddr_equal(&sa1, &sa2));
}
void
test_sa_inet6(void)
{
nng_sockaddr sa1;
nng_sockaddr sa2;
char addr[NNG_MAXADDRSTRLEN];
sa1.s_in.sa_family = NNG_AF_INET6;
memset(sa1.s_in6.sa_addr, 0, sizeof(sa1.s_in6.sa_addr));
sa1.s_in6.sa_addr[15] = 1; // loopback
sa1.s_in6.sa_scope = 0;
sa1.s_in6.sa_port = htons(80);
sa2 = sa1;
NUTS_ASSERT(nng_sockaddr_equal(&sa1, &sa2));
sa2.s_in6.sa_port = htons(25);
nng_str_sockaddr(&sa1, addr, sizeof(addr));
NUTS_ASSERT(strcmp(addr, "[::1]:80") == 0);
NUTS_ASSERT(nng_sockaddr_hash(&sa1) != 0);
NUTS_ASSERT(nng_sockaddr_hash(&sa2) != nng_sockaddr_hash(&sa1));
NUTS_ASSERT(!nng_sockaddr_equal(&sa1, &sa2));
}
void
test_sa_families_unequal(void)
{
nng_sockaddr sa1;
nng_sockaddr sa2;
sa1.s_inproc.sa_family = NNG_AF_INPROC;
memcpy(sa1.s_inproc.sa_name, "ABC", 3);
sa2.s_ipc.sa_family = NNG_AF_IPC;
memcpy(sa2.s_ipc.sa_path, "ABC", 3);
NUTS_ASSERT(!nng_sockaddr_equal(&sa1, &sa2));
}
void
test_sa_inet6_v4_mapped(void)
{
nng_sockaddr sa;
char addr[NNG_MAXADDRSTRLEN];
sa.s_in.sa_family = NNG_AF_INET6;
memset(sa.s_in6.sa_addr, 0, sizeof(sa.s_in6.sa_addr));
sa.s_in6.sa_addr[10] = 0xff;
sa.s_in6.sa_addr[11] = 0xff;
sa.s_in6.sa_addr[12] = 192;
sa.s_in6.sa_addr[13] = 168;
sa.s_in6.sa_addr[14] = 1;
sa.s_in6.sa_addr[15] = 100;
sa.s_in6.sa_scope = 0;
sa.s_in6.sa_port = htons(80);
nng_str_sockaddr(&sa, addr, sizeof(addr));
nng_log_debug(NULL, "address is %s", addr);
NUTS_ASSERT(strcmp(addr, "[::ffff:192.168.1.100]:80") == 0);
}
void
test_sa_inet6_ll(void)
{
nng_sockaddr sa;
char addr[NNG_MAXADDRSTRLEN];
sa.s_in.sa_family = NNG_AF_INET6;
memset(sa.s_in6.sa_addr, 0, sizeof(sa.s_in6.sa_addr));
sa.s_in6.sa_addr[0] = 0xfe;
sa.s_in6.sa_addr[1] = 0x80;
sa.s_in6.sa_addr[15] = 4;
sa.s_in6.sa_scope = 0;
sa.s_in6.sa_port = htons(80);
sa.s_in6.sa_scope = 2; // link local addresses have a non-zero scope
nng_str_sockaddr(&sa, addr, sizeof(addr));
nng_log_debug(NULL, "address is %s", addr);
NUTS_ASSERT(strcmp(addr, "[fe80::4%2]:80") == 0);
}
void
test_sa_inet6_zero(void)
{
nng_sockaddr sa;
char addr[NNG_MAXADDRSTRLEN];
sa.s_in6.sa_family = NNG_AF_INET6;
memset(sa.s_in6.sa_addr, 0, sizeof(sa.s_in6.sa_addr));
sa.s_in6.sa_port = htons(80);
sa.s_in6.sa_scope = 0;
nng_str_sockaddr(&sa, addr, sizeof(addr));
nng_log_debug(NULL, "address is %s", addr);
NUTS_ASSERT(strcmp(addr, "[::]:80") == 0);
}
void
test_sa_inet6_net(void)
{
nng_sockaddr sa;
char addr[NNG_MAXADDRSTRLEN];
sa.s_in6.sa_family = NNG_AF_INET6;
memset(sa.s_in6.sa_addr, 0, sizeof(sa.s_in6.sa_addr));
sa.s_in6.sa_port = htons(80);
sa.s_in6.sa_addr[0] = 0xfc;
sa.s_in6.sa_scope = 0;
nng_str_sockaddr(&sa, addr, sizeof(addr));
nng_log_debug(NULL, "address is %s", addr);
NUTS_ASSERT(strcmp(addr, "[fc00::]:80") == 0);
}
TEST_LIST = {
{ "nng_sockaddr_ipc", test_sa_ipc },
{ "nng_sockaddr_abstract", test_sa_abstract },
{ "nng_sockaddr_inproc", test_sa_inproc },
{ "nng_sockaddr_in", test_sa_inet },
{ "nng_sockaddr_in6", test_sa_inet6 },
{ "nng_sockaddr_in6 v4 mapped", test_sa_inet6_v4_mapped },
{ "nng_sockaddr_in6 link local", test_sa_inet6_ll },
{ "nng_sockaddr_in6 zero", test_sa_inet6_zero },
{ "nng_sockaddr_in6 subnet", test_sa_inet6_net },
{ "nng_sockaddr families unequal", test_sa_families_unequal },
{ NULL, NULL },
};
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