SQLRETURN SQL_API
SQLDataSources(SQLHENV EnvironmentHandle,
SQLUSMALLINT Direction,
SQLCHAR *ServerName,
SQLSMALLINT BufferLength1,
SQLSMALLINT *NameLength1,
SQLCHAR *Description,
SQLSMALLINT BufferLength2,
SQLSMALLINT *NameLength2)
{
ODBCEnv *env = (ODBCEnv *) EnvironmentHandle;
#ifdef ODBCDEBUG
ODBCLOG("SQLDataSources " PTRFMT " %s\n",
PTRFMTCAST EnvironmentHandle, translateDirection(Direction));
#endif
if (!isValidEnv(env))
return SQL_INVALID_HANDLE;
clearEnvErrors(env);
return MNDBDataSources(env, Direction,
ServerName, BufferLength1, NameLength1,
Description, BufferLength2, NameLength2);
}
SQLRETURN SQL_API
SQLDataSourcesW(SQLHENV EnvironmentHandle,
SQLUSMALLINT Direction,
SQLWCHAR *ServerName,
SQLSMALLINT BufferLength1,
SQLSMALLINT *NameLength1,
SQLWCHAR *Description,
SQLSMALLINT BufferLength2,
SQLSMALLINT *NameLength2)
{
ODBCEnv *env = (ODBCEnv *) EnvironmentHandle;
SQLRETURN rc;
SQLCHAR *server, *descr;
SQLSMALLINT length1, length2;
#ifdef ODBCDEBUG
ODBCLOG("SQLDataSourcesW " PTRFMT " %s\n",
PTRFMTCAST EnvironmentHandle, translateDirection(Direction));
#endif
if (!isValidEnv(env))
return SQL_INVALID_HANDLE;
clearEnvErrors(env);
server = malloc(100);
descr = malloc(100);
if (server == NULL || descr == NULL) {
/* Memory allocation error */
addEnvError(env, "HY001", NULL, 0);
if (server)
free(server);
if (descr)
free(descr);
return SQL_ERROR;
}
rc = MNDBDataSources(env, Direction,
server, 100, &length1,
descr, 100, &length2);
if (SQL_SUCCEEDED(rc)) {
fixWcharOut(rc, server, length1,
ServerName, BufferLength1, NameLength1,
1, addEnvError, env);
fixWcharOut(rc, descr, length2,
Description, BufferLength2, NameLength2,
1, addEnvError, env);
}
free(server);
free(descr);
return rc;
}
bool BlockRedstone::onPlace(User* user, int16_t newblock, int32_t x, int16_t y, int32_t z, int map, int8_t direction, int8_t posx, int8_t posy, int8_t posz)
{
uint8_t block;
uint8_t meta;
if (!ServerInstance->map(map)->getBlock(x, y, z, &block, &meta))
{
revertBlock(user, x, y, z, map);
return true;
}
/* Check block below allows blocks placed on top */
if (!isBlockStackable(block))
{
revertBlock(user, x, y, z, map);
return true;
}
/* move the x,y,z coords dependent upon placement direction */
if (!translateDirection(&x, &y, &z, map, direction))
{
revertBlock(user, x, y, z, map);
return true;
}
if (!isBlockEmpty(x, y, z, map))
{
revertBlock(user, x, y, z, map);
return true;
}
newblock = 55;
meta = 0;
ServerInstance->map(map)->setBlock(x, y, z, char(newblock), meta);
ServerInstance->map(map)->sendBlockChange(x, y, z, char(newblock), meta);
ServerInstance->redstone(map)->addSimulation(vec(x,y,z));
return false;
}
bool BlockRedstoneUtil::onPlace(User* user, int16_t newblock, int32_t x, int16_t y, int32_t z, int map, int8_t direction)
{
uint8_t block;
uint8_t meta = 0;
if (!ServerInstance->map(map)->getBlock(x, y, z, &block, &meta)) {
revertBlock(user, x, y, z, map);
return true;
}
/* Check block below allows blocks placed on top */
if (!isBlockStackable(block)) {
revertBlock(user, x, y, z, map);
return true;
}
/* move the x,y,z coords dependent upon placement direction */
if (!translateDirection(&x, &y, &z, map, direction)) {
revertBlock(user, x, y, z, map);
return true;
}
if (!isBlockEmpty(x, y, z, map)) {
revertBlock(user, x, y, z, map);
return true;
}
// Check that switch is placed on legal direction
if ((newblock == BLOCK_STONE_BUTTON && (direction == BLOCK_TOP || direction == BLOCK_BOTTOM))
|| ((newblock == BLOCK_STONE_PRESSURE_PLATE || newblock == BLOCK_WOODEN_PRESSURE_PLATE) && direction != BLOCK_TOP)) {
revertBlock(user, x, y, z, map);
return true;
}
// Set metadata for the position
if (newblock == BLOCK_STONE_BUTTON || newblock == BLOCK_LEVER) {
// Wall switch
if (direction != BLOCK_TOP && direction != BLOCK_BOTTOM) {
meta = direction;
}
// Ceiling lever
else if (direction == BLOCK_BOTTOM) {
int yaw = abs(int(user->pos.yaw)) % 360;
if ((yaw > 45 && yaw <= 135) || (yaw > 225 && yaw <= 315)) {
meta = 0x00;
} else {
meta = 0x07;
}
}
// Floor lever
else {
int yaw = abs(int(user->pos.yaw)) % 360;
if ((yaw > 45 && yaw <= 135) || (yaw > 225 && yaw <= 315)) {
meta = 0x06;
} else {
meta = 0x05;
}
}
}
ServerInstance->map(map)->setBlock(x, y, z, char(newblock), meta);
ServerInstance->map(map)->sendBlockChange(x, y, z, char(newblock), meta);
return false;
}
/*
* avatarMake
*
* Function: Initialize each avatar and send move messages during their respective turns
*
* Input: @id - current avatar's ID
*
*/
void *avatarMake (void *id){
int avatarID = (intptr_t)id;
// Creating ready message
AM_Message am_ready;
memset(&am_ready, 0, sizeof(AM_Message));
am_ready.type = htonl(AM_AVATAR_READY);
am_ready.avatar_ready.AvatarId = htonl(avatarID);
// Creting socket for the avatar
int sockId;
if ((sockId = socket(AF_INET, SOCK_STREAM, 0)) < 0){
fprintf(stderr, "ERROR IN SOCKET 2");
fprintf(logFile, "ERROR IN SOCKET");
exit(1);
}
// Connect the client to socket
if (connect(sockId, (struct sockaddr *) &maze_address, sizeof(maze_address)) < 0) {
fprintf(stderr, "There was a problem connecting client to the socket 2\n");
fprintf(logFile, "There was a problem connecting client to the socket\n");
exit(1);
}
// Sending message to our server
send(sockId,&am_ready,sizeof(am_ready),0);
// Receiving and checking reply from server
AM_Message receiveMessage;
if (recv(sockId,&receiveMessage,sizeof(receiveMessage),0) == 0){
fprintf(stderr,"The server connection was closed 2\n");
fprintf(logFile,"The server connection was closed\n");
exit(1);
}
if (ntohl(receiveMessage.type) != AM_AVATAR_TURN){
fprintf(stderr,"Initialization failed 2");
fprintf(logFile,"Initialization failed");
exit(1);
}
// initialize avatar position
pthread_mutex_lock(&init_mutex);
avatarGroup[avatarID]->currpos->x = ntohl(receiveMessage.avatar_turn.Pos[avatarID].x);
avatarGroup[avatarID]->currpos->y = ntohl(receiveMessage.avatar_turn.Pos[avatarID].y);
avatarGroup[avatarID]->prevpos->x = avatarGroup[avatarID]->currpos->x;
avatarGroup[avatarID]->prevpos->y = avatarGroup[avatarID]->currpos->y;
pthread_mutex_unlock(&init_mutex);
avFlag++;
while(avFlag != avatarNum){
sleep(1);
}
int move;
while(1){
// enters only on the avatar's specified turn
if(ntohl(receiveMessage.avatar_turn.TurnId) == avatarID){
pthread_mutex_lock(&turn_mutex);
totalMoves++;
fprintf(logFile,"\nMOVE #%d\n",totalMoves);
fprintf(logFile,"avatar %d is at position (%d,%d)\n",avatarID,avatarGroup[avatarID]->currpos->x,avatarGroup[avatarID]->currpos->y);
turnID = avatarID;
setTarget();
// figure out what move to make (FIX NESW)
move = nextMove(avatarID, avatarGroup[avatarID]->currpos,avatarGroup[avatarID]->prevpos);
if (move == -1){
fprintf(stderr, "Maze node null\n");
fprintf(logFile,"Maze node null\n");
exit(1);
}
// print to file saying what move the avatar is trying to make
fprintf(logFile,"Avatar %d is trying to move %s \n",avatarID,translateDirection(move));
// Create move message
AM_Message moveMessage;
memset(&moveMessage,0,sizeof(AM_Message));
moveMessage.type = htonl(AM_AVATAR_MOVE);
moveMessage.avatar_move.Direction = htonl(move);
moveMessage.avatar_move.AvatarId = htonl(avatarID);
// Sending move message
send(sockId,&moveMessage,sizeof(moveMessage),0);
//receive and check message
while (ntohl(receiveMessage.avatar_turn.TurnId) == avatarID){
if (recv(sockId,&receiveMessage,sizeof(receiveMessage),0) == 0){
fprintf(stderr,"The server connection was closed 3\n");
fprintf(logFile,"The server connection was closed\n");
exit(1);
}
if( totalMoves == (AM_MAX_MOVES*(difficulty+1)*avatarNum)){
if(terminate == 0){
fprintf(stderr,"Exceeded the max number of moves\n");
fprintf(logFile,"\nEXCEEDED THE MAX NUMBER OF MOVES");
terminate = 1;
}
exit (1);
}
if(ntohl(receiveMessage.type) == AM_MAZE_SOLVED){
DrawMaze(height, width, avatarGroup, maze, avatarID, avatarNum, filename);
if (terminate == 0 ){
printf("solved");
fprintf(logFile,"\nMAZE SOLVED!");
terminate = 1;
}
return 0;
}
if(IS_AM_ERROR(ntohl(receiveMessage.type))){
fprintf(stderr,"Error from the server 3");
fprintf(logFile,"Error from the server");
exit(1);
}
}
if (move != M_NULL_MOVE){
XYPos *tmp = (XYPos *)malloc(sizeof(XYPos));
tmp->x = ntohl(receiveMessage.avatar_turn.Pos[avatarID].x);
tmp->y = ntohl(receiveMessage.avatar_turn.Pos[avatarID].y);
if (avatarMoved(avatarID, avatarGroup[avatarID]->currpos, tmp, move) == 1){
// if the avatar moved, update its previous and current positions
avatarGroup[avatarID]->prevpos->x = avatarGroup[avatarID]->currpos->x;
avatarGroup[avatarID]->prevpos->y = avatarGroup[avatarID]->currpos->y;
avatarGroup[avatarID]->currpos->x = tmp->x;
avatarGroup[avatarID]->currpos->y = tmp->y;
}
free(tmp);
}
// update the maze graphic
DrawMaze(height, width, avatarGroup, maze, avatarID, avatarNum, filename);
pthread_mutex_unlock(&turn_mutex);
}
// when it's not an avatar's turn, it continues to check server messages
else{
//receive and check message
if (recv(sockId,&receiveMessage,sizeof(receiveMessage),0) == 0){
if(terminate == 0 ){
fprintf(stderr,"The server connection was closed 3\n");
fprintf(logFile,"The server connection was closed\n");
terminate = 1;
}
exit(1);
}
if( totalMoves == (AM_MAX_MOVES*(difficulty+1)*avatarNum) ){
if(terminate == 0){
fprintf(stderr,"Exceeded the max number of moves\n");
fprintf(logFile,"\nEXCEEDED MAX NUMBER OF MOVES");
terminate = 1;
}
exit (1);
}
if(ntohl(receiveMessage.type) == AM_MAZE_SOLVED){
DrawMaze(height, width, avatarGroup, maze, avatarID, avatarNum, filename);
if(terminate == 0){
printf("solved");
fprintf(logFile,"\nMAZE SOLVED!");
terminate = 1;
}
return 0;
}
if(IS_AM_ERROR(ntohl(receiveMessage.type))){
if(terminate == 0){
fprintf(stderr,"Error from the server 3");
fprintf(logFile,"Error from the server");
terminate = 1;
}
exit(1);
}
}
}
return 0;
}