version 1.2, 2005/03/03 03:26:04
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version 1.10, 2005/03/08 00:19:31
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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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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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return p - buf; | return p - buf; |
} | } |
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static int do_nonblocking_send ( int id, SOCKET s, char *buf, int buflen, int sendlen ) |
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{ |
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char *last = buf + buflen, *p[MAX_CLIENTS] = NULL; |
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int n; |
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if ( p[id] == NULL ) { |
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p[id] = buf; |
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} |
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n = send ( s, p[id], min ( sendlen, last - p[id] ), 0 ); |
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p[id] += n; |
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//wsa_ok ( n, 0 <=, "do_synchronous_send (%lx): error %d\n" ); |
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return p[id] - buf; |
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} |
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static int do_nonblocking_recv ( int id, SOCKET s, char *buf, int buflen, int recvlen ) |
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{ |
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char *last = buf + buflen, *p[MAX_CLIENTS] = NULL; |
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int n; |
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if ( p[id] == NULL ) { |
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p[id] = buf; |
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} |
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n = recv ( s, p[id], min ( recvlen, last - p[id] ), 0 ); |
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p[id] += n; |
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//wsa_ok ( n, 0 <=, "do_synchronous_recv (%lx): error %d:\n" ); |
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return p[id] - buf; |
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} |
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/* | /* |
* Call this routine right after thread startup. | * Call this routine right after thread startup. |
* SO_OPENTYPE must by 0, regardless what the server did. | * SO_OPENTYPE must by 0, regardless what the server did. |
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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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{ | { |
test_params *gen = par->general; | test_params *gen = par->general; |
server_memory *mem; | server_memory *mem; |
int n_recvd, n_sent, n_expected = gen->n_chunks * gen->chunk_size, tmp, i, |
int n_expected = gen->n_chunks * gen->chunk_size, tmp, i, |
id = GetCurrentThreadId(), n_connections = 0; | id = GetCurrentThreadId(), n_connections = 0; |
char *p; | char *p; |
struct timeval zerotime = {0,0}; | struct timeval zerotime = {0,0}; |
fd_set fds_read, fds_write, fds_open; |
fd_set fds_recv, fds_send, fds_openrecv, fds_opensend; |
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trace ( "select_server (%x) starting\n", id ); | trace ( "select_server (%x) starting\n", id ); |
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trace ( "select_server (%x) ready\n", id ); | trace ( "select_server (%x) ready\n", id ); |
SetEvent ( server_ready ); /* notify clients */ | SetEvent ( server_ready ); /* notify clients */ |
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FD_ZERO ( &fds_openread ); |
FD_ZERO ( &fds_openrecv ); |
FD_ZERO ( &fds_read ); |
FD_ZERO ( &fds_recv ); |
FD_ZERO ( &fds_write ); |
FD_ZERO ( &fds_send ); |
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FD_ZERO ( &fds_opensend ); |
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FD_SET ( mem->s, &fds_open ); |
FD_SET ( mem->s, &fds_openrecv ); |
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while(1) | while(1) |
{ | { |
fds_read = fds_write = fds_open; |
fds_recv = fds_openrecv; |
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fds_send = fds_opensend; |
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select ( 0, &fds_read, &fds_write, NULL, &zerotime ); |
select ( 0, &fds_recv, &fds_send, NULL, &zerotime ); |
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/* check for incoming requests */ | /* check for incoming requests */ |
if ( FD_ISSET ( mem->s, &fds_read ) ) { |
if ( FD_ISSET ( mem->s, &fds_recv ) ) { |
trace ( "select_server (%x): accepting client connection\n", id ); | trace ( "select_server (%x): accepting client connection\n", id ); |
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/* accept a single connection */ | /* accept a single connection */ |
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"select_server (%x): strange peer address\n", id ); | "select_server (%x): strange peer address\n", id ); |
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/* add to list of open connections */ | /* add to list of open connections */ |
FD_SET ( mem->sock[i].s, &fds_open ); |
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 += 1; |
n_connections++; |
} | } |
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/* handle open requests */ | /* handle open requests */ |
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for ( i = 0; i < n_connections; i++ ) | for ( i = 0; i < n_connections; i++ ) |
{ | { |
if ( (mem->sock[i].nread < n_expected) |
if ( ( mem->sock[i].n_recvd < n_expected ) && FD_ISSET( mem->sock[i].s, &fds_recv ) ) { |
&& FD_ISSET( mem->sock[i].s, &fds_read ) ) { |
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/* more data to receive */ |
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/* Receive data & check it */ | /* Receive data & check it */ |
n_recvd = do_nonblocking_recv ( i, mem->sock[0].s, mem->sock[0].buf, n_expected, par->buflen ); |
mem->sock[i].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 ); |
//ok ( n_recvd == n_expected, |
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// "select_server (%x): received less data than expected: %d of %d\n", id, n_recvd, n_expected ); |
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if ( n_recvd == n_expected ) { |
if ( mem->sock[i].n_recvd == n_expected ) { |
p = test_buffer ( mem->sock[0].buf, gen->chunk_size, gen->n_chunks ); |
p = test_buffer ( mem->sock[i].buf, gen->chunk_size, gen->n_chunks ); |
ok ( p == NULL, "select_server (%x): test pattern error: %d\n", id, p - mem->sock[0].buf); |
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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} else if ( mem->sock[i].nread == n_expected |
ok ( mem->sock[i].n_recvd <= n_expected, "select_server (%x): received too many bytes: %d\n", id, mem->sock[i].n_recvd ); |
&& FD_ISSET ( mem->sock[i].s, &fds_write ) ) { |
} |
/* send data */ |
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/* Echo data back */ |
if ( ( mem->sock[i].n_sent < n_expected ) && FD_ISSET ( mem->sock[i].s, &fds_send ) ) { |
n_sent = do_nonblocking_send ( i, mem->sock[0].s, mem->sock[0].buf, n_expected, par->buflen ); |
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ok ( n_sent == n_expected, |
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"select_server (%x): sent less data than expected: %d of %d\n", id, n_sent, n_expected ); |
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/* Echo data back */ |
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mem->sock[i].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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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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} else { |
ok ( mem->sock[i].n_sent <= n_expected, "select_server (%x): sent too many bytes: %d\n", id, mem->sock[i].n_sent ); |
ok ( 0, "select_server (%x): too many bytes read\n", id ); |
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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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for ( i = 0; i < min ( gen->n_clients, MAX_CLIENTS ); i++ ) | for ( i = 0; i < min ( gen->n_clients, MAX_CLIENTS ); i++ ) |
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128 | 128 |
} | } |
}, | }, |
/* Test 2: event-driven client, non-blocking server via select() */ |
/* Test 2: synchronous client, non-blocking server via select() */ |
{ | { |
{ | { |
STD_STREAM_SOCKET, | STD_STREAM_SOCKET, |
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0, | 0, |
64 | 64 |
}, | }, |
event_client, |
simple_client, |
{ | { |
NULL, | NULL, |
WSA_FLAG_OVERLAPPED, |
0, |
128 | 128 |
} | } |
} | } |