/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ This is free and unencumbered software released into the public domain. │
│ │
│ Anyone is free to copy, modify, publish, use, compile, sell, or │
│ distribute this software, either in source code form or as a compiled │
│ binary, for any purpose, commercial or non-commercial, and by any │
│ means. │
│ │
│ In jurisdictions that recognize copyright laws, the author or authors │
│ of this software dedicate any and all copyright interest in the │
│ software to the public domain. We make this dedication for the benefit │
│ of the public at large and to the detriment of our heirs and │
│ successors. We intend this dedication to be an overt act of │
│ relinquishment in perpetuity of all present and future rights to this │
│ software under copyright law. │
│ │
│ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, │
│ EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF │
│ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. │
│ IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR │
│ OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, │
│ ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR │
│ OTHER DEALINGS IN THE SOFTWARE. │
│ │
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/dns/servicestxt.h"
#include "libc/calls/calls.h"
#include "libc/dns/dns.h"
#include "libc/dns/ent.h"
#include "libc/runtime/internal.h"
#include "libc/runtime/runtime.h"
#include "libc/str/str.h"
#include "libc/testlib/testlib.h"
void SetUpOnce(void) {
testlib_enable_tmp_setup_teardown();
}
void SetUp() {
int fd;
const char* sample = "\
# skip comment string\n\
chargen 19/tcp ttytst source\n\
chargen 19/udp ttytst source\n\
ssh 22/tcp # SSH Remote Login Protocol";
ASSERT_NE(-1, (fd = creat("services", 0755)));
ASSERT_NE(-1, write(fd, sample, strlen(sample)));
ASSERT_NE(-1, close(fd));
}
/* TEST(LookupServicesByPort, GetNameWhenPortCorrect) { */
/* char name[8]; /\* service names are of length 3 *\/ */
/* char eitherproto[8]; /\* protocol names are of length 3 *\/ */
/* char proto1[] = "tcp"; */
/* char proto2[] = "udp"; */
/* char* localproto; */
/* strcpy(eitherproto, ""); */
/* strcpy(name, ""); */
/* localproto = eitherproto; */
/* ASSERT_EQ(-1, /\* non existent port *\/ */
/* LookupServicesByPort(965, localproto, sizeof(eitherproto), name,
*/
/* sizeof(name), "services")); */
/* ASSERT_EQ('\0', localproto[0]); */
/* localproto = eitherproto; */
/* ASSERT_EQ(-1, /\* port in network byte order *\/ */
/* LookupServicesByPort(htons(22), localproto, sizeof(eitherproto),
*/
/* name, sizeof(name), "services")); */
/* ASSERT_EQ('\0', localproto[0]); */
/* localproto = proto2; */
/* ASSERT_EQ(-1, /\* port ok but wrong protocol *\/ */
/* LookupServicesByPort(22, localproto, sizeof(proto2), name, */
/* sizeof(name), "services")); */
/* ASSERT_STREQ(proto2, "udp"); */
/* localproto = proto1; */
/* ASSERT_EQ( */
/* -1, /\* protocol is non-NULL/length must be nonzero *\/ */
/* LookupServicesByPort(22, localproto, 0, name, sizeof(name),
* "services")); */
/* ASSERT_STREQ(proto1, "tcp"); */
/* localproto = proto1; */
/* ASSERT_EQ(-1, /\* sizeof(name) insufficient, memccpy failure *\/ */
/* LookupServicesByPort(22, localproto, sizeof(proto1), name, 1, */
/* "services")); */
/* ASSERT_STREQ(proto1, "tcp"); */
/* ASSERT_STREQ(name, ""); /\* cleaned up after memccpy failed *\/ */
/* localproto = eitherproto; */
/* ASSERT_EQ( */
/* -1, /\* sizeof(proto) insufficient, memccpy failure *\/ */
/* LookupServicesByPort(22, localproto, 1, name, sizeof(name),
* "services")); */
/* ASSERT_STREQ(eitherproto, ""); /\* cleaned up after memccpy failed *\/ */
/* localproto = proto1; */
/* ASSERT_EQ(0, LookupServicesByPort(22, localproto, sizeof(proto1), name, */
/* sizeof(name), "services")); */
/* ASSERT_STREQ(name, "ssh"); */
/* ASSERT_STREQ(proto1, "tcp"); */
/* localproto = proto2; */
/* ASSERT_EQ(0, LookupServicesByPort(19, localproto, sizeof(proto2), name, */
/* sizeof(name), "services")); */
/* ASSERT_STREQ(name, "chargen"); */
/* ASSERT_STREQ(proto2, "udp"); */
/* localproto = eitherproto; */
/* ASSERT_EQ(0, /\* pick first matching protocol *\/ */
/* LookupServicesByPort(19, localproto, sizeof(eitherproto), name,
*/
/* sizeof(name), "services")); */
/* ASSERT_STREQ(name, "chargen"); */
/* ASSERT_NE('\0', localproto[0]); /\* buffer filled during the call *\/ */
/* ASSERT_STREQ(eitherproto, "tcp"); */
/* } */
TEST(LookupServicesByName, GetPortWhenNameOrAlias) {
char name[8]; /* service names are of length 3 */
char eitherproto[8]; /* protocol names are of length 3 */
char proto1[] = "tcp";
char proto2[] = "udp";
char* localproto;
strcpy(eitherproto, "");
strcpy(name, "");
/* localproto = eitherproto; */
/* ASSERT_EQ(-1, /\* non-existent name *\/ */
/* LookupServicesByName("http", localproto, sizeof(eitherproto),
* name, */
/* sizeof(name), "services")); */
/* ASSERT_EQ('\0', localproto[0]); */
/* localproto = proto2; */
/* ASSERT_EQ(-1, /\* name exists but wrong protocol *\/ */
/* LookupServicesByName("ssh", localproto, sizeof(proto2), name, */
/* sizeof(name), "services")); */
/* ASSERT_STREQ(proto2, "udp"); */
/* localproto = proto2; */
/* ASSERT_EQ(-1, /\* protocol is non-NULL/length must be nonzero *\/ */
/* LookupServicesByName("ssh", localproto, sizeof(proto2), name, */
/* sizeof(name), "services")); */
/* ASSERT_STREQ(proto2, "udp"); */
/* localproto = proto1; */
/* ASSERT_EQ(-1, /\* sizeof(name) insufficient, memccpy failure *\/ */
/* LookupServicesByName("ssh", localproto, sizeof(proto1), name, 1,
*/
/* "services")); */
/* ASSERT_STREQ(proto1, "tcp"); */
/* ASSERT_STREQ(name, ""); /\* cleaned up after memccpy failed *\/ */
/* localproto = eitherproto; */
/* ASSERT_EQ(-1, /\* sizeof(proto) insufficient, memccpy failure *\/ */
/* LookupServicesByName("ssh", localproto, 1, name, sizeof(name), */
/* "services")); */
/* ASSERT_STREQ(eitherproto, ""); /\* cleaned up after memccpy failed *\/ */
ftrace_install();
strace_enabled(+1);
ftrace_enabled(+1);
localproto = proto1;
ASSERT_EQ(22, LookupServicesByName("ssh", localproto, sizeof(proto1), name,
sizeof(name), "services"));
ASSERT_STREQ(name, "ssh"); /* official name written to buffer */
ASSERT_STREQ(proto1, "tcp");
localproto = proto2;
ASSERT_EQ(19, /* works if alias provided */
LookupServicesByName("ttytst", localproto, sizeof(proto2), name,
sizeof(name), "services"));
ASSERT_STREQ(name, "chargen"); /* official name written to buffer */
localproto = proto2;
ASSERT_EQ(19, /* can get port returned without official name */
LookupServicesByName("ttytst", localproto, sizeof(proto2), NULL, 0,
"services"));
localproto = eitherproto;
ASSERT_EQ(19, /* pick first matching protocol */
LookupServicesByName("source", localproto, sizeof(eitherproto),
name, sizeof(name), "services"));
ASSERT_STREQ(name, "chargen");
ASSERT_STREQ(localproto, "tcp");
}