mirror of
https://github.com/asterinas/asterinas.git
synced 2025-06-08 21:06:48 +00:00
405 lines
9.7 KiB
C
405 lines
9.7 KiB
C
// SPDX-License-Identifier: MPL-2.0
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#include <unistd.h>
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#include <sys/signal.h>
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#include <sys/socket.h>
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#include <sys/poll.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <fcntl.h>
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#include "test.h"
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static struct sockaddr_in sk_addr;
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#define C_PORT htons(0x1234)
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FN_SETUP(general)
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{
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sk_addr.sin_family = AF_INET;
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sk_addr.sin_port = htons(8080);
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CHECK(inet_aton("127.0.0.1", &sk_addr.sin_addr));
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signal(SIGPIPE, SIG_IGN);
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}
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END_SETUP()
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static int sk_unbound;
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static int sk_bound;
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static int sk_connected;
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FN_SETUP(unbound)
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{
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sk_unbound = CHECK(socket(PF_INET, SOCK_DGRAM | SOCK_NONBLOCK, 0));
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}
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END_SETUP()
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FN_SETUP(bound)
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{
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sk_bound = CHECK(socket(PF_INET, SOCK_DGRAM | SOCK_NONBLOCK, 0));
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sk_addr.sin_port = C_PORT;
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CHECK(bind(sk_bound, (struct sockaddr *)&sk_addr, sizeof(sk_addr)));
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}
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END_SETUP()
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FN_SETUP(connected)
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{
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sk_connected = CHECK(socket(PF_INET, SOCK_DGRAM | SOCK_NONBLOCK, 0));
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sk_addr.sin_port = C_PORT;
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CHECK(connect(sk_connected, (struct sockaddr *)&sk_addr,
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sizeof(sk_addr)));
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}
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END_SETUP()
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FN_TEST(getsockname)
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{
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struct sockaddr_in saddr = { .sin_port = 0xbeef };
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struct sockaddr *psaddr = (struct sockaddr *)&saddr;
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socklen_t addrlen = 0;
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TEST_RES(getsockname(sk_unbound, psaddr, &addrlen),
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addrlen == sizeof(saddr) && saddr.sin_port == 0xbeef);
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TEST_RES(getsockname(sk_unbound, psaddr, &addrlen),
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addrlen == sizeof(saddr) && saddr.sin_port == 0);
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TEST_RES(getsockname(sk_bound, psaddr, &addrlen),
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addrlen == sizeof(saddr) && saddr.sin_port == C_PORT);
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TEST_RES(getsockname(sk_connected, psaddr, &addrlen),
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addrlen == sizeof(saddr) && saddr.sin_port != C_PORT);
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}
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END_TEST()
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FN_TEST(getpeername)
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{
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struct sockaddr_in saddr = { .sin_port = 0xbeef };
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struct sockaddr *psaddr = (struct sockaddr *)&saddr;
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socklen_t addrlen = sizeof(saddr);
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TEST_ERRNO(getpeername(sk_unbound, psaddr, &addrlen), ENOTCONN);
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TEST_ERRNO(getpeername(sk_bound, psaddr, &addrlen), ENOTCONN);
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TEST_RES(getpeername(sk_connected, psaddr, &addrlen),
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addrlen == sizeof(saddr) && saddr.sin_port == C_PORT);
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}
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END_TEST()
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FN_TEST(send)
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{
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char buf[1] = { 'z' };
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TEST_ERRNO(send(sk_unbound, buf, 1, 0), EDESTADDRREQ);
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TEST_ERRNO(send(sk_bound, buf, 1, 0), EDESTADDRREQ);
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}
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END_TEST()
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FN_TEST(recv)
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{
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char buf[1] = { 'z' };
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TEST_ERRNO(recv(sk_unbound, buf, 1, 0), EAGAIN);
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TEST_ERRNO(recv(sk_bound, buf, 1, 0), EAGAIN);
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TEST_ERRNO(recv(sk_connected, buf, 1, 0), EAGAIN);
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}
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END_TEST()
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FN_TEST(send_and_recv)
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{
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char buf[1];
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struct sockaddr_in saddr;
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socklen_t addrlen = sizeof(saddr);
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sk_addr.sin_port = C_PORT;
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buf[0] = 'a';
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TEST_RES(sendto(sk_bound, buf, 1, 0, (struct sockaddr *)&sk_addr,
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sizeof(sk_addr)),
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_ret == 1);
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buf[0] = 'b';
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TEST_RES(send(sk_connected, buf, 1, 0), _ret == 1);
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saddr.sin_port = 0;
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buf[0] = 0;
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TEST_RES(recvfrom(sk_bound, buf, 1, 0, (struct sockaddr *)&saddr,
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&addrlen),
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_ret == 1 && addrlen == sizeof(sk_addr) &&
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saddr.sin_port == C_PORT && buf[0] == 'a');
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saddr.sin_port = 0;
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buf[0] = 0;
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TEST_RES(recvfrom(sk_bound, buf, 1, 0, (struct sockaddr *)&saddr,
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&addrlen),
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_ret == 1 && addrlen == sizeof(sk_addr) &&
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saddr.sin_port != C_PORT && buf[0] == 'b');
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}
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END_TEST()
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FN_TEST(bind)
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{
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struct sockaddr *psaddr = (struct sockaddr *)&sk_addr;
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socklen_t addrlen = sizeof(sk_addr);
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TEST_ERRNO(bind(sk_unbound, psaddr, addrlen - 1), EINVAL);
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TEST_ERRNO(bind(sk_bound, psaddr, addrlen), EINVAL);
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TEST_ERRNO(bind(sk_connected, psaddr, addrlen), EINVAL);
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}
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END_TEST()
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FN_TEST(bind_reuseaddr)
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{
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sk_addr.sin_port = htons(8081);
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struct sockaddr *psaddr = (struct sockaddr *)&sk_addr;
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socklen_t addrlen = sizeof(sk_addr);
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int disable = 0;
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int enable = 1;
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int sk1 = TEST_SUCC(socket(PF_INET, SOCK_DGRAM | SOCK_NONBLOCK, 0));
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int sk2 = TEST_SUCC(socket(PF_INET, SOCK_DGRAM | SOCK_NONBLOCK, 0));
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TEST_SUCC(bind(sk1, psaddr, addrlen));
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TEST_ERRNO(bind(sk2, psaddr, addrlen), EADDRINUSE);
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// FIXME: The test will fail in Asterinas since it doesn't check
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// if the previous socket was bound with `SO_REUSEADDR`
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//
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// TEST_SUCC(setsockopt(sk1, SOL_SOCKET, SO_REUSEADDR, &disable,
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// sizeof(disable)));
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// TEST_SUCC(setsockopt(sk2, SOL_SOCKET, SO_REUSEADDR, &enable,
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// sizeof(enable)));
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// TEST_ERRNO(bind(sk2, psaddr, addrlen), EADDRINUSE);
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TEST_SUCC(setsockopt(sk1, SOL_SOCKET, SO_REUSEADDR, &enable,
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sizeof(enable)));
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TEST_SUCC(setsockopt(sk2, SOL_SOCKET, SO_REUSEADDR, &disable,
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sizeof(disable)));
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TEST_ERRNO(bind(sk2, psaddr, addrlen), EADDRINUSE);
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TEST_SUCC(setsockopt(sk1, SOL_SOCKET, SO_REUSEADDR, &enable,
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sizeof(enable)));
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TEST_SUCC(setsockopt(sk2, SOL_SOCKET, SO_REUSEADDR, &enable,
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sizeof(enable)));
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TEST_SUCC(bind(sk2, psaddr, addrlen));
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TEST_SUCC(close(sk1));
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TEST_SUCC(close(sk2));
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}
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END_TEST()
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FN_TEST(listen)
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{
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TEST_ERRNO(listen(sk_unbound, 2), EOPNOTSUPP);
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TEST_ERRNO(listen(sk_bound, 2), EOPNOTSUPP);
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TEST_ERRNO(listen(sk_connected, 2), EOPNOTSUPP);
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}
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END_TEST()
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FN_TEST(accept)
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{
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struct sockaddr_in saddr;
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struct sockaddr *psaddr = (struct sockaddr *)&saddr;
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socklen_t addrlen = sizeof(saddr);
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TEST_ERRNO(accept(sk_unbound, psaddr, &addrlen), EOPNOTSUPP);
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TEST_ERRNO(accept(sk_bound, psaddr, &addrlen), EOPNOTSUPP);
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TEST_ERRNO(accept(sk_connected, psaddr, &addrlen), EOPNOTSUPP);
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}
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END_TEST()
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FN_TEST(poll)
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{
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struct pollfd pfd = { .events = POLLIN | POLLOUT };
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pfd.fd = sk_unbound;
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TEST_RES(poll(&pfd, 1, 0),
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(pfd.revents & (POLLIN | POLLOUT)) == POLLOUT);
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pfd.fd = sk_bound;
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TEST_RES(poll(&pfd, 1, 0),
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(pfd.revents & (POLLIN | POLLOUT)) == POLLOUT);
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pfd.fd = sk_connected;
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TEST_RES(poll(&pfd, 1, 0),
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(pfd.revents & (POLLIN | POLLOUT)) == POLLOUT);
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}
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END_TEST()
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FN_TEST(connect)
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{
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struct sockaddr *psaddr = (struct sockaddr *)&sk_addr;
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socklen_t addrlen = sizeof(sk_addr);
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TEST_SUCC(connect(sk_connected, psaddr, addrlen));
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}
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END_TEST()
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void set_blocking(int sockfd)
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{
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int flags = CHECK(fcntl(sockfd, F_GETFL, 0));
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CHECK(fcntl(sockfd, F_SETFL, flags & (~O_NONBLOCK)));
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}
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FN_SETUP(enter_blocking_mode)
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{
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set_blocking(sk_connected);
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set_blocking(sk_bound);
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}
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END_SETUP()
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FN_TEST(sendmsg_and_recvmsg)
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{
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struct sockaddr_in saddr;
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socklen_t addrlen = sizeof(saddr);
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sk_addr.sin_port = C_PORT;
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struct msghdr msg = { 0 };
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struct iovec iov[1];
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char *message = "Message";
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iov[0].iov_base = message;
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iov[0].iov_len = strlen(message);
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msg.msg_iov = iov;
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msg.msg_iovlen = 1;
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msg.msg_name = (struct sockaddr *)&sk_addr;
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msg.msg_namelen = addrlen;
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// TEST CASE 1: Send one message and receive one message
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TEST_RES(sendmsg(sk_connected, &msg, 0), _ret == strlen(message));
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#define BUFFER_SIZE 50
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char buffer[BUFFER_SIZE];
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iov[0].iov_base = buffer;
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iov[0].iov_len = BUFFER_SIZE;
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msg.msg_name = 0;
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TEST_RES(recvmsg(sk_bound, &msg, 0),
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_ret == strlen(message) && strcmp(message, buffer) == 0);
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// TEST CASE 2: Send two messages and receive two messages
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iov[0].iov_base = message;
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iov[0].iov_len = strlen(message);
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msg.msg_name = (struct sockaddr *)&sk_addr;
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msg.msg_namelen = addrlen;
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TEST_RES(sendmsg(sk_connected, &msg, 0), _ret == strlen(message));
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TEST_RES(sendmsg(sk_connected, &msg, 0), _ret == strlen(message));
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iov[0].iov_base = buffer;
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iov[0].iov_len = BUFFER_SIZE;
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TEST_RES(recvmsg(sk_bound, &msg, 0),
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_ret == strlen(message) && strcmp(message, buffer) == 0);
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TEST_RES(recvmsg(sk_bound, &msg, 0),
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_ret == strlen(message) && strcmp(message, buffer) == 0);
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}
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END_TEST()
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void set_nonblocking(int sockfd)
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{
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int flags = CHECK(fcntl(sockfd, F_GETFL, 0));
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CHECK(fcntl(sockfd, F_SETFL, flags | O_NONBLOCK));
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}
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FN_SETUP(enter_nonblocking_mode)
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{
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set_nonblocking(sk_connected);
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set_nonblocking(sk_bound);
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}
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END_SETUP()
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FN_TEST(sendmsg_and_recvmsg_bad_buffer)
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{
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struct sockaddr_in saddr;
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socklen_t addrlen = sizeof(saddr);
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sk_addr.sin_port = C_PORT;
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struct msghdr msg = { 0 };
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struct iovec iov[2];
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msg.msg_name = (struct sockaddr *)&sk_addr;
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msg.msg_namelen = addrlen;
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// TEST CASE 1: Send via a partially bad send buffer
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char *good_buffer = "abc";
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char *bad_buffer = (char *)1;
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iov[0].iov_base = good_buffer;
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iov[0].iov_len = strlen(good_buffer);
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iov[1].iov_base = bad_buffer;
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iov[1].iov_len = 1;
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msg.msg_iov = iov;
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msg.msg_iovlen = 2;
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TEST_ERRNO(sendmsg(sk_connected, &msg, 0), EFAULT);
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// TEST CASE 2: Receive via a partially bad receive buffer
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iov[0].iov_base = good_buffer;
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iov[0].iov_len = strlen(good_buffer);
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msg.msg_iov = iov;
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msg.msg_iovlen = 1;
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TEST_RES(sendmsg(sk_connected, &msg, 0), _ret == strlen(good_buffer));
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TEST_RES(sendmsg(sk_connected, &msg, 0), _ret == strlen(good_buffer));
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TEST_RES(sendmsg(sk_connected, &msg, 0), _ret == strlen(good_buffer));
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TEST_RES(sendmsg(sk_connected, &msg, 0), _ret == strlen(good_buffer));
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sleep(1);
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char recv_buffer[4096] = { 0 };
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iov[0].iov_base = recv_buffer;
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iov[0].iov_len = 1;
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TEST_RES(recvmsg(sk_bound, &msg, 0), _ret == 1);
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iov[0].iov_base = recv_buffer;
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iov[0].iov_len = 1;
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iov[1].iov_base = (char *)1;
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iov[1].iov_len = 1;
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msg.msg_iovlen = 2;
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TEST_ERRNO(recvmsg(sk_bound, &msg, 0), EFAULT);
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iov[0].iov_base = recv_buffer;
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iov[0].iov_len = 4096;
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msg.msg_iovlen = 1;
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TEST_RES(recvmsg(sk_bound, &msg, 0), _ret == strlen(good_buffer));
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iov[0].iov_base = recv_buffer;
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iov[0].iov_len = 4096;
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iov[1].iov_base = (char *)1;
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iov[1].iov_len = 1;
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msg.msg_iovlen = 2;
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TEST_RES(recvmsg(sk_bound, &msg, 0), _ret == strlen(good_buffer));
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}
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END_TEST()
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FN_TEST(self_connect)
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{
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int sk;
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char buf[5];
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sk = TEST_SUCC(socket(PF_INET, SOCK_DGRAM, 0));
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sk_addr.sin_port = htons(7777);
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TEST_SUCC(bind(sk, (struct sockaddr *)&sk_addr, sizeof(sk_addr)));
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TEST_SUCC(connect(sk, (struct sockaddr *)&sk_addr, sizeof(sk_addr)));
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TEST_RES(write(sk, "hello", 5), _ret == 5);
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TEST_RES(read(sk, buf, 5), _ret == 5 && memcmp(buf, "hello", 5) == 0);
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TEST_SUCC(close(sk));
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}
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END_TEST()
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