version 1.27, 2005/02/24 21:57:44
|
version 1.29, 2005/02/24 23:33:35
|
|
|
DWORD ID; | DWORD ID; |
}; | }; |
| |
struct ServerInfo { |
struct BlockingServerConnection { |
HANDLE threadHandle; |
struct ThreadInfo serverThread; |
DWORD threadID; |
|
SOCKET connectedSocket; // socket to communicate with client | SOCKET connectedSocket; // socket to communicate with client |
SOCKADDR_IN clientAddr; // client info | SOCKADDR_IN clientAddr; // client info |
}; | }; |
|
|
static void test_ClientServerBlocking_1(void); | static void test_ClientServerBlocking_1(void); |
static void test_Cleanup(void); | static void test_Cleanup(void); |
| |
static void BlockingServer_Init(int type, SOCKET *sock, SOCKADDR_IN *addr); |
|
static void BlockingServer_ProcessConnection(struct ServerInfo *t); |
|
static void StartBlockingClients(int *serverPort); |
|
static void BlockingClient(int *serverPort); | static void BlockingClient(int *serverPort); |
static void BlockingServer(); |
static int BlockingServer_Init(int type, SOCKET *sock, SOCKADDR_IN *addr); |
|
static void BlockingServer(SOCKET *sock); |
|
static struct BlockingServerConnection * BlockingServerConnection_New(SOCKET sock, SOCKADDR_IN clientAddr); |
|
static void BlockingServerConnection_Run(struct BlockingServerConnection *t); |
|
static void BlockingServerConnection_Delete(struct BlockingServerConnection *c); |
| |
static void BlockingClient(int *serverPort) | static void BlockingClient(int *serverPort) |
{ | { |
|
|
} | } |
} | } |
| |
// BlockingServer_Init creates socket sock of type type and returns assigned port number in addr. |
static int BlockingServer_Init(int type, SOCKET *sock, SOCKADDR_IN *addr) |
static void BlockingServer_Init(int type, SOCKET *sock, SOCKADDR_IN *addr) |
|
{ | { |
|
// BlockingServer_Init creates socket sock of type type and returns assigned port number in addr. |
|
// returns server port number |
|
|
SOCKADDR_IN tmpAddr; | SOCKADDR_IN tmpAddr; |
int bindOK; | int bindOK; |
int listenReturn; | int listenReturn; |
|
|
// listen on port | // listen on port |
listenReturn = listen(*sock, NUM_CLIENTS); | listenReturn = listen(*sock, NUM_CLIENTS); |
ok(listenReturn != SOCKET_ERROR, "error listening on socket\n"); | ok(listenReturn != SOCKET_ERROR, "error listening on socket\n"); |
|
|
|
return addr->sin_port; |
} | } |
| |
static void BlockingServer() // listens for incoming connections and accepts up to NUM_CLIENTS connections at once |
static void BlockingServer(SOCKET *sock) // listens for incoming connections and accepts up to NUM_CLIENTS connections at once |
{ | { |
struct ServerInfo *threads; |
struct BlockingServerConnection *connections[NUM_CLIENTS]; |
int threadIndex = 0; |
int connIndex = 0; |
int serverPort = 0; |
SOCKET tmpSock; |
|
SOCKADDR_IN tmpSockAddr; |
SOCKET sock; |
|
SOCKADDR_IN server; |
|
|
|
BlockingServer_Init(SOCK_STREAM, &sock, &server); |
|
|
|
// allocate enough space to keep track of NUM_CLIENTS connections |
|
threads = malloc(sizeof(struct ServerInfo) * NUM_CLIENTS); |
|
memset(threads, 0, sizeof(struct ServerInfo) * NUM_CLIENTS); |
|
|
|
// set the port parameter; clients now know we're ready to accept connections |
|
serverPort = server.sin_port; |
|
|
|
// bound to port; now we can start clients |
|
CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE) &StartBlockingClients, &serverPort, 0, NULL); |
|
| |
// we require one connection from each client thread | // we require one connection from each client thread |
for (threadIndex = 0; threadIndex < NUM_CLIENTS; threadIndex++) { |
for (connIndex = 0; connIndex < NUM_CLIENTS; connIndex++) { |
// accept connection | // accept connection |
threads[threadIndex].connectedSocket = accept(sock, (SOCKADDR *) &threads[threadIndex].clientAddr, &sizeofSOCKADDR_IN); // this can be modified to include the address of the remote socket |
tmpSock = accept(*sock, (SOCKADDR *) &tmpSockAddr, &sizeofSOCKADDR_IN); |
ok(threads[threadIndex].connectedSocket != INVALID_SOCKET, "error accepting socket\n"); |
ok(tmpSock != INVALID_SOCKET, "error accepting socket\n"); |
| |
// spawn thread to handle sending data |
// handle new connection |
threads[threadIndex].threadHandle = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE) &BlockingServer_ProcessConnection, &threads[threadIndex], 0, &threads[threadIndex].threadID); |
connections[connIndex] = BlockingServerConnection_New(tmpSock, tmpSockAddr); |
} | } |
| |
// wait for all clients to receive data before cleaning up |
// clean up connections |
for(threadIndex = 0; threadIndex < NUM_CLIENTS; threadIndex++) { |
for(connIndex = 0; connIndex < NUM_CLIENTS; connIndex++) { |
WaitForSingleObject(threads[threadIndex].threadHandle, INFINITE); |
BlockingServerConnection_Delete(connections[connIndex]); |
|
} |
} | } |
| |
free(threads); |
static struct BlockingServerConnection * BlockingServerConnection_New(SOCKET sock, SOCKADDR_IN clientAddr) |
|
{ |
|
struct BlockingServerConnection *connection; |
|
connection = malloc(sizeof(struct BlockingServerConnection)); |
|
memset(connection, 0, sizeof(struct BlockingServerConnection)); |
|
|
|
connection->connectedSocket = sock; |
|
connection->clientAddr = clientAddr; |
|
|
|
// spawn thread to handle sending data |
|
connection->serverThread.Handle = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE) &BlockingServerConnection_Run, connection, 0, &connection->serverThread.ID); |
|
|
|
return connection; |
} | } |
| |
static void BlockingServer_ProcessConnection(struct ServerInfo *t) |
static void BlockingServerConnection_Run(struct BlockingServerConnection *connection) |
{ | { |
// this will handle all connections to the server, it's in its own function to allow for multithreading | // this will handle all connections to the server, it's in its own function to allow for multithreading |
int bClosed; | int bClosed; |
|
|
| |
// loop and send data | // loop and send data |
while( totCharsSent < TEST_DATA_SIZE ) { | while( totCharsSent < TEST_DATA_SIZE ) { |
numCharsSent = send(t->connectedSocket, gTestData+totCharsSent, (totCharsSent + charsPerSend <= TEST_DATA_SIZE) ? charsPerSend : TEST_DATA_SIZE - totCharsSent, 0); |
numCharsSent = send(connection->connectedSocket, gTestData+totCharsSent, (totCharsSent + charsPerSend <= TEST_DATA_SIZE) ? charsPerSend : TEST_DATA_SIZE - totCharsSent, 0); |
ok( numCharsSent != SOCKET_ERROR, "socket error\n" ); | ok( numCharsSent != SOCKET_ERROR, "socket error\n" ); |
| |
// pass if send buffer is full | // pass if send buffer is full |
|
|
totCharsSent += numCharsSent; | totCharsSent += numCharsSent; |
} | } |
| |
bClosed = !closesocket(t->connectedSocket); |
bClosed = !closesocket(connection->connectedSocket); |
ok(bClosed,"Error closing socket\n"); | ok(bClosed,"Error closing socket\n"); |
} | } |
| |
static void StartBlockingClients(int *serverPort) |
static void BlockingServerConnection_Delete(struct BlockingServerConnection *c) |
{ | { |
int threadIndex = 0; |
// wait for client to receive data before cleaning up |
|
WaitForSingleObject(c->serverThread.Handle, INFINITE); |
|
|
|
free(c); |
|
} |
|
|
|
static void test_ClientServerBlocking_1(void) |
|
{ |
|
struct ThreadInfo serverThread; |
struct ThreadInfo *clientThreads; | struct ThreadInfo *clientThreads; |
|
DWORD waitStatus; |
|
SOCKET sock; |
|
SOCKADDR_IN server; |
|
int serverPort; |
|
int threadIndex = 0; |
| |
|
// create socket, bind server and start listening |
|
serverPort = BlockingServer_Init(SOCK_STREAM, &sock, &server); |
|
|
|
// start server thread |
|
trace("starting server thread\n"); |
|
serverThread.Handle = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE) &BlockingServer, &sock, 0, &serverThread.ID); |
|
|
|
// start client threads |
clientThreads = malloc(sizeof(struct ThreadInfo) * NUM_CLIENTS); | clientThreads = malloc(sizeof(struct ThreadInfo) * NUM_CLIENTS); |
memset(clientThreads, 0, sizeof(struct ThreadInfo) * NUM_CLIENTS); | memset(clientThreads, 0, sizeof(struct ThreadInfo) * NUM_CLIENTS); |
| |
for(threadIndex = 0; threadIndex < NUM_CLIENTS; threadIndex++) { | for(threadIndex = 0; threadIndex < NUM_CLIENTS; threadIndex++) { |
clientThreads[threadIndex].Handle = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE) &BlockingClient, (void *) serverPort, 0, &clientThreads[threadIndex].ID); |
clientThreads[threadIndex].Handle = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE) &BlockingClient, (void *) &serverPort, 0, &clientThreads[threadIndex].ID); |
} | } |
trace("%d clients started\n", NUM_CLIENTS); | trace("%d clients started\n", NUM_CLIENTS); |
| |
|
// server thread needs to end before cleaning up |
|
waitStatus = WaitForSingleObject(serverThread.Handle, TEST_TIMEOUT * 1000); |
|
ok( waitStatus != WAIT_TIMEOUT, "test did not complete in time\n" ); |
|
|
// wait for all clients to receive data before cleaning up | // wait for all clients to receive data before cleaning up |
for(threadIndex = 0; threadIndex < NUM_CLIENTS; threadIndex++) { | for(threadIndex = 0; threadIndex < NUM_CLIENTS; threadIndex++) { |
WaitForSingleObject(clientThreads[threadIndex].Handle, INFINITE); | WaitForSingleObject(clientThreads[threadIndex].Handle, INFINITE); |
|
|
free(clientThreads); | free(clientThreads); |
} | } |
| |
static void test_ClientServerBlocking_1(void) |
|
{ |
|
struct ThreadInfo serverThread; |
|
DWORD waitStatus; |
|
|
|
// start server thread |
|
// server starts client threads after it binds to a port. |
|
trace("starting main server thread\n"); |
|
serverThread.Handle = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE) &BlockingServer, NULL, 0, &serverThread.ID); |
|
|
|
// server thread needs to end before cleaning up |
|
waitStatus = WaitForSingleObject(serverThread.Handle, TEST_TIMEOUT * 1000); |
|
ok( waitStatus != WAIT_TIMEOUT, "test did not complete in time\n" ); |
|
} |
|
|
|
static void test_Startup(void) | static void test_Startup(void) |
{ | { |
// initialize application | // initialize application |