/* Self tests for parsing connection specs for GDB, the GNU debugger. Copyright (C) 2018-2020 Free Software Foundation, Inc. This file is part of GDB. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . */ #include "defs.h" #include "gdbsupport/selftest.h" #include "gdbsupport/netstuff.h" #include "diagnostics.h" #ifdef USE_WIN32API #include #else #include #include #include #include #include #endif namespace selftests { namespace parse_connection_spec_tests { /* Auxiliary struct that holds info about a specific test for a connection spec. */ struct parse_conn_test { /* The connection spec. */ const char *connspec; /* Expected result from 'parse_connection_spec'. */ parsed_connection_spec expected_result; /* True if this test should fail, false otherwise. If true, only the CONNSPEC field should be considered as valid. */ bool should_fail; /* The expected AI_FAMILY to be found on the 'struct addrinfo' HINT. */ int exp_ai_family; /* The expected AI_SOCKTYPE to be found on the 'struct addrinfo' HINT. */ int exp_ai_socktype; /* The expected AI_PROTOCOL to be found on the 'struct addrinfo' HINT. */ int exp_ai_protocol; }; /* Some defines to help us fill a 'struct parse_conn_test'. */ /* Initialize a full entry. */ #define INIT_ENTRY(ADDR, EXP_HOST, EXP_PORT, SHOULD_FAIL, EXP_AI_FAMILY, \ EXP_AI_SOCKTYPE, EXP_AI_PROTOCOL) \ { ADDR, { EXP_HOST, EXP_PORT }, SHOULD_FAIL, EXP_AI_FAMILY, \ EXP_AI_SOCKTYPE, EXP_AI_PROTOCOL } /* Initialize an unprefixed entry. In this case, we don't expect anything on the 'struct addrinfo' HINT. */ #define INIT_UNPREFIXED_ENTRY(ADDR, EXP_HOST, EXP_PORT) \ INIT_ENTRY (ADDR, EXP_HOST, EXP_PORT, false, 0, 0, 0) /* Initialized an unprefixed IPv6 entry. In this case, we don't expect anything on the 'struct addrinfo' HINT. */ #define INIT_UNPREFIXED_IPV6_ENTRY(ADDR, EXP_HOST, EXP_PORT) \ INIT_ENTRY (ADDR, EXP_HOST, EXP_PORT, false, AF_INET6, 0, 0) /* Initialize a prefixed entry. */ #define INIT_PREFIXED_ENTRY(ADDR, EXP_HOST, EXP_PORT, EXP_AI_FAMILY, \ EXP_AI_SOCKTYPE, EXP_AI_PROTOCOL) \ INIT_ENTRY (ADDR, EXP_HOST, EXP_PORT, false, EXP_AI_FAMILY, \ EXP_AI_SOCKTYPE, EXP_AI_PROTOCOL) /* Initialize an entry prefixed with "tcp4:". */ #define INIT_PREFIXED_IPV4_TCP(ADDR, EXP_HOST, EXP_PORT) \ INIT_PREFIXED_ENTRY (ADDR, EXP_HOST, EXP_PORT, AF_INET, SOCK_STREAM, \ IPPROTO_TCP) /* Initialize an entry prefixed with "tcp6:". */ #define INIT_PREFIXED_IPV6_TCP(ADDR, EXP_HOST, EXP_PORT) \ INIT_PREFIXED_ENTRY (ADDR, EXP_HOST, EXP_PORT, AF_INET6, SOCK_STREAM, \ IPPROTO_TCP) /* Initialize an entry prefixed with "udp4:". */ #define INIT_PREFIXED_IPV4_UDP(ADDR, EXP_HOST, EXP_PORT) \ INIT_PREFIXED_ENTRY (ADDR, EXP_HOST, EXP_PORT, AF_INET, SOCK_DGRAM, \ IPPROTO_UDP) /* Initialize an entry prefixed with "udp6:". */ #define INIT_PREFIXED_IPV6_UDP(ADDR, EXP_HOST, EXP_PORT) \ INIT_PREFIXED_ENTRY (ADDR, EXP_HOST, EXP_PORT, AF_INET6, SOCK_DGRAM, \ IPPROTO_UDP) /* Initialize a bogus entry, i.e., a connection spec that should fail. */ #define INIT_BOGUS_ENTRY(ADDR) \ INIT_ENTRY (ADDR, "", "", true, 0, 0, 0) /* The variable which holds all of our tests. */ static const parse_conn_test conn_test[] = { /* Unprefixed addresses. */ /* IPv4, host and port present. */ INIT_UNPREFIXED_ENTRY ("127.0.0.1:1234", "127.0.0.1", "1234"), /* IPv4, only host. */ INIT_UNPREFIXED_ENTRY ("127.0.0.1", "127.0.0.1", ""), /* IPv4, missing port. */ INIT_UNPREFIXED_ENTRY ("127.0.0.1:", "127.0.0.1", ""), /* IPv6, host and port present, no brackets. */ INIT_UNPREFIXED_ENTRY ("::1:1234", "::1", "1234"), /* IPv6, missing port, no brackets. */ INIT_UNPREFIXED_ENTRY ("::1:", "::1", ""), /* IPv6, host and port present, with brackets. */ INIT_UNPREFIXED_IPV6_ENTRY ("[::1]:1234", "::1", "1234"), /* IPv6, only host, with brackets. */ INIT_UNPREFIXED_IPV6_ENTRY ("[::1]", "::1", ""), /* IPv6, missing port, with brackets. */ INIT_UNPREFIXED_IPV6_ENTRY ("[::1]:", "::1", ""), /* Unspecified, only port. */ INIT_UNPREFIXED_ENTRY (":1234", "localhost", "1234"), /* Prefixed addresses. */ /* Prefixed "tcp4:" IPv4, host and port presents. */ INIT_PREFIXED_IPV4_TCP ("tcp4:127.0.0.1:1234", "127.0.0.1", "1234"), /* Prefixed "tcp4:" IPv4, only port. */ INIT_PREFIXED_IPV4_TCP ("tcp4::1234", "localhost", "1234"), /* Prefixed "tcp4:" IPv4, only host. */ INIT_PREFIXED_IPV4_TCP ("tcp4:127.0.0.1", "127.0.0.1", ""), /* Prefixed "tcp4:" IPv4, missing port. */ INIT_PREFIXED_IPV4_TCP ("tcp4:127.0.0.1:", "127.0.0.1", ""), /* Prefixed "udp4:" IPv4, host and port present. */ INIT_PREFIXED_IPV4_UDP ("udp4:127.0.0.1:1234", "127.0.0.1", "1234"), /* Prefixed "udp4:" IPv4, only port. */ INIT_PREFIXED_IPV4_UDP ("udp4::1234", "localhost", "1234"), /* Prefixed "udp4:" IPv4, only host. */ INIT_PREFIXED_IPV4_UDP ("udp4:127.0.0.1", "127.0.0.1", ""), /* Prefixed "udp4:" IPv4, missing port. */ INIT_PREFIXED_IPV4_UDP ("udp4:127.0.0.1:", "127.0.0.1", ""), /* Prefixed "tcp6:" IPv6, host and port present. */ INIT_PREFIXED_IPV6_TCP ("tcp6:::1:1234", "::1", "1234"), /* Prefixed "tcp6:" IPv6, only port. */ INIT_PREFIXED_IPV6_TCP ("tcp6::1234", "localhost", "1234"), /* Prefixed "tcp6:" IPv6, only host. */ //INIT_PREFIXED_IPV6_TCP ("tcp6:::1", "::1", ""), /* Prefixed "tcp6:" IPv6, missing port. */ INIT_PREFIXED_IPV6_TCP ("tcp6:::1:", "::1", ""), /* Prefixed "udp6:" IPv6, host and port present. */ INIT_PREFIXED_IPV6_UDP ("udp6:::1:1234", "::1", "1234"), /* Prefixed "udp6:" IPv6, only port. */ INIT_PREFIXED_IPV6_UDP ("udp6::1234", "localhost", "1234"), /* Prefixed "udp6:" IPv6, only host. */ //INIT_PREFIXED_IPV6_UDP ("udp6:::1", "::1", ""), /* Prefixed "udp6:" IPv6, missing port. */ INIT_PREFIXED_IPV6_UDP ("udp6:::1:", "::1", ""), /* Prefixed "tcp6:" IPv6 with brackets, host and port present. */ INIT_PREFIXED_IPV6_TCP ("tcp6:[::1]:1234", "::1", "1234"), /* Prefixed "tcp6:" IPv6 with brackets, only host. */ INIT_PREFIXED_IPV6_TCP ("tcp6:[::1]", "::1", ""), /* Prefixed "tcp6:" IPv6 with brackets, missing port. */ INIT_PREFIXED_IPV6_TCP ("tcp6:[::1]:", "::1", ""), /* Prefixed "udp6:" IPv6 with brackets, host and port present. */ INIT_PREFIXED_IPV6_UDP ("udp6:[::1]:1234", "::1", "1234"), /* Prefixed "udp6:" IPv6 with brackets, only host. */ INIT_PREFIXED_IPV6_UDP ("udp6:[::1]", "::1", ""), /* Prefixed "udp6:" IPv6 with brackets, missing port. */ INIT_PREFIXED_IPV6_UDP ("udp6:[::1]:", "::1", ""), /* Bogus addresses. */ INIT_BOGUS_ENTRY ("tcp6:[::1]123:44"), INIT_BOGUS_ENTRY ("[::1"), INIT_BOGUS_ENTRY ("tcp6:::1]:"), }; /* Test a connection spec C. */ static void test_conn (const parse_conn_test &c) { struct addrinfo hint; parsed_connection_spec ret; memset (&hint, 0, sizeof (hint)); try { ret = parse_connection_spec (c.connspec, &hint); } catch (const gdb_exception_error &ex) { /* If we caught an error, we should check if this connection spec was supposed to fail. */ SELF_CHECK (c.should_fail); return; } SELF_CHECK (!c.should_fail); SELF_CHECK (ret.host_str == c.expected_result.host_str); SELF_CHECK (ret.port_str == c.expected_result.port_str); SELF_CHECK (hint.ai_family == c.exp_ai_family); SELF_CHECK (hint.ai_socktype == c.exp_ai_socktype); SELF_CHECK (hint.ai_protocol == c.exp_ai_protocol); } /* Run the tests associated with parsing connection specs. */ static void run_tests () { for (const parse_conn_test &c : conn_test) test_conn (c); } } /* namespace parse_connection_spec_tests */ } /* namespace selftests */ void _initialize_parse_connection_spec_selftests (); void _initialize_parse_connection_spec_selftests () { selftests::register_test ("parse_connection_spec", selftests::parse_connection_spec_tests::run_tests); }