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version 1.1, 2005/03/01 22:28:18
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version 1.12, 2005/03/08 00:28:48
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| * Unit test suite for winsock functions | * Unit test suite for winsock functions |
| * | * |
| * Copyright 2002 Martin Wilck | * Copyright 2002 Martin Wilck |
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* select() server Copyright 2005 Thomas Kho |
| * | * |
| * This library is free software; you can redistribute it and/or | * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public | * modify it under the terms of the GNU Lesser General Public |
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| #include <winerror.h> | #include <winerror.h> |
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| #define MAX_CLIENTS 4 /* Max number of clients */ | #define MAX_CLIENTS 4 /* Max number of clients */ |
| #define NUM_TESTS 2 /* Number of tests performed */ |
#define NUM_TESTS 3 /* Number of tests performed */ |
| #define FIRST_CHAR 'A' /* First character in transferred pattern */ | #define FIRST_CHAR 'A' /* First character in transferred pattern */ |
| #define BIND_SLEEP 10 /* seconds to wait between attempts to bind() */ | #define BIND_SLEEP 10 /* seconds to wait between attempts to bind() */ |
| #define BIND_TRIES 6 /* Number of bind() attempts */ | #define BIND_TRIES 6 /* Number of bind() attempts */ |
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| struct sockaddr_in addr; | struct sockaddr_in addr; |
| struct sockaddr_in peer; | struct sockaddr_in peer; |
| char *buf; | char *buf; |
| int nread; |
int n_recvd; |
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int n_sent; |
| } sock_info; | } sock_info; |
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| /* Test parameters for both server & client */ | /* Test parameters for both server & client */ |
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| { | { |
| mem->sock[i].s = INVALID_SOCKET; | mem->sock[i].s = INVALID_SOCKET; |
| mem->sock[i].buf = (LPVOID) LocalAlloc ( LPTR, gen->n_chunks * gen->chunk_size ); | mem->sock[i].buf = (LPVOID) LocalAlloc ( LPTR, gen->n_chunks * gen->chunk_size ); |
| mem->sock[i].nread = 0; |
mem->sock[i].n_recvd = 0; |
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mem->sock[i].n_sent = 0; |
| } | } |
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| if ( gen->sock_type == SOCK_STREAM ) | if ( gen->sock_type == SOCK_STREAM ) |
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| server_stop (); | server_stop (); |
| } | } |
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/* |
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* select_server: A non-blocking server. |
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*/ |
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static VOID WINAPI select_server ( server_params *par ) |
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{ |
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test_params *gen = par->general; |
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server_memory *mem; |
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int n_expected = gen->n_chunks * gen->chunk_size, tmp, i, |
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id = GetCurrentThreadId(), n_connections = 0, n_sent, n_recvd; |
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char *p; |
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struct timeval zerotime = {0,0}; |
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fd_set fds_recv, fds_send, fds_openrecv, fds_opensend; |
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trace ( "select_server (%x) starting\n", id ); |
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set_so_opentype ( FALSE ); /* non-overlapped */ |
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server_start ( par ); |
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mem = TlsGetValue ( tls ); |
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wsa_ok ( set_blocking ( mem->s, FALSE ), 0 ==, "select_server (%lx): failed to set blocking mode: %d\n"); |
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wsa_ok ( listen ( mem->s, SOMAXCONN ), 0 ==, "select_server (%lx): listen failed: %d\n"); |
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trace ( "select_server (%x) ready\n", id ); |
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SetEvent ( server_ready ); /* notify clients */ |
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FD_ZERO ( &fds_openrecv ); |
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FD_ZERO ( &fds_recv ); |
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FD_ZERO ( &fds_send ); |
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FD_ZERO ( &fds_opensend ); |
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|
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FD_SET ( mem->s, &fds_openrecv ); |
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|
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while(1) |
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{ |
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fds_recv = fds_openrecv; |
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fds_send = fds_opensend; |
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wsa_ok ( select ( 0, &fds_recv, &fds_send, NULL, &zerotime ), SOCKET_ERROR !=, |
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"select_server (%lx): select() failed: %d\n" ); |
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|
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/* check for incoming requests */ |
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if ( FD_ISSET ( mem->s, &fds_recv ) ) { |
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trace ( "select_server (%x): accepting client connection\n", id ); |
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|
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/* accept a single connection */ |
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tmp = sizeof ( mem->sock[i].peer ); |
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mem->sock[i].s = accept ( mem->s, (struct sockaddr*) &mem->sock[i].peer, &tmp ); |
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wsa_ok ( mem->sock[i].s, INVALID_SOCKET !=, "select_server (%lx): accept() failed: %d\n" ); |
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ok ( mem->sock[i].peer.sin_addr.s_addr == inet_addr ( gen->inet_addr ), |
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"select_server (%x): strange peer address\n", id ); |
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|
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/* add to list of open connections */ |
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FD_SET ( mem->sock[i].s, &fds_openrecv ); |
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FD_SET ( mem->sock[i].s, &fds_opensend ); |
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n_connections++; |
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} |
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|
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/* handle open requests */ |
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for ( i = 0; i < n_connections; i++ ) |
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{ |
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if ( ( mem->sock[i].n_recvd < n_expected ) && FD_ISSET( mem->sock[i].s, &fds_recv ) ) { |
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|
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/* Receive data & check it */ |
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n_recvd = recv ( mem->sock[i].s, mem->sock[i].buf + mem->sock[i].n_recvd, min ( n_expected - mem->sock[i].n_recvd, par->buflen ), 0 ); |
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ok ( n_recvd != SOCKET_ERROR, "select_server (%x): error in recv(): %d\n", id, WSAGetLastError() ); |
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mem->sock[i].n_recvd += n_recvd; |
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if ( mem->sock[i].n_recvd == n_expected ) { |
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p = test_buffer ( mem->sock[i].buf, gen->chunk_size, gen->n_chunks ); |
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ok ( p == NULL, "select_server (%x): test pattern error: %d\n", id, p - mem->sock[i].buf ); |
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FD_CLR ( mem->sock[i].s, &fds_openrecv ); |
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} |
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ok ( mem->sock[i].n_recvd <= n_expected, "select_server (%x): received too many bytes: %d\n", id, mem->sock[i].n_recvd ); |
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} |
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if ( ( mem->sock[i].n_sent < n_expected ) && FD_ISSET ( mem->sock[i].s, &fds_send ) ) { |
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/* Echo data back */ |
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n_sent = send ( mem->sock[i].s, mem->sock[i].buf + mem->sock[i].n_sent, min ( n_expected - mem->sock[i].n_sent, par->buflen ), 0 ); |
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ok ( n_sent != SOCKET_ERROR, "select_server (%x): error in send(): %d\n", id, WSAGetLastError() ); |
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mem->sock[i].n_sent += n_sent; |
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if ( mem->sock[i].n_sent == n_expected ) { |
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FD_CLR ( mem->sock[i].s, &fds_opensend ); |
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} |
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ok ( mem->sock[i].n_sent <= n_expected, "select_server (%x): sent too many bytes: %d\n", id, mem->sock[i].n_sent ); |
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} |
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} |
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/* check if all clients are done */ |
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if ( ( fds_opensend.fd_count == 0 ) |
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&& ( fds_openrecv.fd_count == 1 ) /* initial socket that accepts clients */ |
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&& ( n_connections == min ( gen->n_clients, MAX_CLIENTS ) ) ) { |
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break; |
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} |
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} |
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for ( i = 0; i < min ( gen->n_clients, MAX_CLIENTS ); i++ ) |
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{ |
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/* cleanup */ |
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read_zero_bytes ( mem->sock[i].s ); |
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wsa_ok ( closesocket ( mem->sock[i].s ), 0 ==, "select_server (%lx): closesocket error: %d\n" ); |
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mem->sock[i].s = INVALID_SOCKET; |
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} |
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trace ( "select_server (%x) exiting\n", id ); |
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server_stop (); |
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} |
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| /**************** Clients ***************/ | /**************** Clients ***************/ |
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| /* | /* |
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| WSA_FLAG_OVERLAPPED, | WSA_FLAG_OVERLAPPED, |
| 128 | 128 |
| } | } |
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}, |
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/* Test 2: synchronous client, non-blocking server via select() */ |
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{ |
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{ |
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STD_STREAM_SOCKET, |
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2048, |
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16, |
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2 |
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}, |
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select_server, |
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{ |
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NULL, |
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0, |
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64 |
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}, |
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simple_client, |
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{ |
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NULL, |
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0, |
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128 |
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} |
| } | } |
| }; | }; |
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