mirror of
https://github.com/jart/cosmopolitan.git
synced 2025-02-01 03:53:33 +00:00
0ba3199915
- The functions that return a sockaddr now do so the same way the Linux Kernel does across platforms, e.g. getpeername(), accept4() - Socket system calls on Windows will now only check for interrupts when a blocking operation needs to be performed. - Write tests for recvfrom() system call
120 lines
5.2 KiB
C
120 lines
5.2 KiB
C
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
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│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2022 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/calls/calls.h"
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#include "libc/sock/sock.h"
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#include "libc/sock/struct/sockaddr.h"
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#include "libc/sock/struct/sockaddr6.h"
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#include "libc/str/str.h"
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#include "libc/sysv/consts/af.h"
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#include "libc/sysv/consts/ipproto.h"
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#include "libc/sysv/consts/limits.h"
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#include "libc/sysv/consts/sock.h"
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#include "libc/testlib/testlib.h"
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TEST(ipv4, test) {
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int ws, pid;
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char buf[16] = {0};
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int64_t inoffset;
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uint32_t addrsize = sizeof(struct sockaddr_in);
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struct sockaddr_in addr = {
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.sin_family = AF_INET,
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.sin_addr.s_addr = htonl(0x7f000001),
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};
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ASSERT_SYS(0, 3, socket(AF_INET, SOCK_STREAM, IPPROTO_TCP));
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ASSERT_SYS(0, 0, bind(3, (struct sockaddr *)&addr, sizeof(addr)));
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ASSERT_SYS(0, 0, getsockname(3, (struct sockaddr *)&addr, &addrsize));
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ASSERT_SYS(0, 0, listen(3, SOMAXCONN));
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ASSERT_NE(-1, (pid = fork()));
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if (!pid) {
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ASSERT_SYS(0, 4, accept(3, (struct sockaddr *)&addr, &addrsize));
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ASSERT_SYS(0, 5, send(4, "hello", 5, 0));
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ASSERT_SYS(0, 0, close(4));
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ASSERT_SYS(0, 0, close(3));
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_Exit(0);
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}
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EXPECT_SYS(0, 0, close(3));
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EXPECT_SYS(0, 3, socket(AF_INET, SOCK_STREAM, IPPROTO_TCP));
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EXPECT_SYS(0, 0, connect(3, (struct sockaddr *)&addr, sizeof(addr)));
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EXPECT_SYS(0, 5, read(3, buf, 16));
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EXPECT_STREQ("hello", buf);
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EXPECT_SYS(0, 0, close(3));
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EXPECT_NE(-1, wait(&ws));
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ASSERT_TRUE(WIFEXITED(ws));
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ASSERT_EQ(0, WEXITSTATUS(ws));
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}
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TEST(ipv6, test) {
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int ws, pid;
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char buf[16] = {0};
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int64_t inoffset;
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uint32_t addrsize = sizeof(struct sockaddr_in6);
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struct sockaddr_in6 addr = {
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.sin6_family = AF_INET6,
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.sin6_addr.s6_addr[15] = 1,
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};
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ASSERT_SYS(0, 3, socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP));
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ASSERT_SYS(0, 0, bind(3, (struct sockaddr *)&addr, sizeof(addr)));
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ASSERT_SYS(0, 0, getsockname(3, (struct sockaddr *)&addr, &addrsize));
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ASSERT_EQ(AF_INET6, addr.sin6_family);
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ASSERT_NE(0, addr.sin6_port);
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ASSERT_SYS(0, 0, listen(3, SOMAXCONN));
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ASSERT_NE(-1, (pid = fork()));
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if (!pid) {
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ASSERT_SYS(0, 4, accept(3, (struct sockaddr *)&addr, &addrsize));
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ASSERT_SYS(0, 5, send(4, "hello", 5, 0));
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ASSERT_SYS(0, 0, close(4));
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ASSERT_SYS(0, 0, close(3));
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_Exit(0);
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}
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EXPECT_SYS(0, 0, close(3));
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EXPECT_SYS(0, 3, socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP));
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EXPECT_SYS(0, 0, connect(3, (struct sockaddr *)&addr, sizeof(addr)));
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EXPECT_SYS(0, 5, read(3, buf, 16));
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EXPECT_STREQ("hello", buf);
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EXPECT_SYS(0, 0, close(3));
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EXPECT_NE(-1, wait(&ws));
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ASSERT_TRUE(WIFEXITED(ws));
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ASSERT_EQ(0, WEXITSTATUS(ws));
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}
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TEST(getsockname, defaultsToZero) {
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struct sockaddr_in addr;
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uint32_t addrsize = sizeof(struct sockaddr_in);
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memset(&addr, -1, sizeof(addr));
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ASSERT_SYS(0, 3, socket(AF_INET, SOCK_STREAM, IPPROTO_TCP));
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ASSERT_SYS(0, 0, getsockname(3, (struct sockaddr *)&addr, &addrsize));
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ASSERT_EQ(sizeof(struct sockaddr_in), addrsize);
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ASSERT_EQ(AF_INET, addr.sin_family);
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ASSERT_EQ(0, addr.sin_addr.s_addr);
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ASSERT_EQ(0, addr.sin_port);
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EXPECT_SYS(0, 0, close(3));
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}
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TEST(getsockname, copiesSafely_givesFullSize) {
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struct sockaddr_in addr;
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uint32_t addrsize = 2;
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memset(&addr, -1, sizeof(addr));
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ASSERT_SYS(0, 3, socket(AF_INET, SOCK_STREAM, IPPROTO_TCP));
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ASSERT_SYS(0, 0, getsockname(3, (struct sockaddr *)&addr, &addrsize));
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ASSERT_EQ(sizeof(struct sockaddr_in), addrsize);
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ASSERT_EQ(AF_INET, addr.sin_family);
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ASSERT_EQ(0xffffffff, addr.sin_addr.s_addr);
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ASSERT_EQ(0xffff, addr.sin_port);
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EXPECT_SYS(0, 0, close(3));
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}
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