/* ********************************************************************** *  * <copyright> *  *  BBN Technologies, a Verizon Company *  10 Moulton Street *  Cambridge, MA 02138 *  (617) 873-8000 *  *  Copyright (C) BBNT Solutions LLC. All rights reserved. *  * </copyright> * ********************************************************************** *  * $Source: /cvs/distapps/openmap/src/cserver/link/src/ActionRequest.c,v $ * $RCSfile: ActionRequest.c,v $ * $Revision: 1.2 $ * $Date: 2004/01/26 19:07:09 $ * $Author: dietrick $ *  * ********************************************************************** */#include <stdlib.h>#include <stdio.h>#include "ActionRequest.h"#include "Link.h"#include "GlobalConstants.h"/*for debugging*/#define DEBUG_ME "LINKSERVER"#include "toolLib/debugging.h"DebugVariable(LINK, "LINK", 0x01); /* setenv LINKSERVER "LINK"*//*  @param Link: The Object used for communication with client over socket*/int ReadActionRequest(Link *link){    int check = OK; /*OK if all read operations returned OK, NOK otherwise*/        ActionRequest *action = (ActionRequest *)malloc(sizeof(ActionRequest));    if(action == NULL)      return -1;  /* Memory allocation error */    action->mouseEvent = NULL;    action->keyboardEvent = NULL;        if (Debug(LINK)) printf("ReadActionRequest: reading version\n");    check = check || ReadFloat(link->socket,&(action->version));    if (Debug(LINK)) printf("ReadActionRequest: version read %f\n", action->version);        check = check || ReadDescriptor(link->socket, &(action->descriptor));    if (Debug(LINK)) printf("ReadActionRequest: Descriptor Read %x\n", action->descriptor);        /*check which event occured*/    if(action->descriptor.MOUSE_CLICK || action->descriptor.MOUSE_PRESSED       || action->descriptor.MOUSE_RELEASED || action->descriptor.MOUSE_MOVE       || action->descriptor.MOUSE_ENTER || action->descriptor.MOUSE_EXIT       || action->descriptor.MOUSE_DRAGGED)    {        if (Debug(LINK)) printf("ReadActionRequest: Mouse event\n");             action->mouseEvent = (MouseEvent *)malloc(sizeof(MouseEvent));        if (NULL == action->mouseEvent)          return -1; /* Memory allocation error */        check = check || ReadMouseEvent(link->socket, action->mouseEvent);    }    else  /*Either a mouse event will come or keyboard event...but not both*/    {        if (Debug(LINK)) printf("ReadActionRequest: Key event\n");        if(action->descriptor.KEY_PRESSED || action->descriptor.KEY_RELEASED)        {            action->keyboardEvent = (KeyboardEvent *)malloc(sizeof(KeyboardEvent));            if (NULL == action->keyboardEvent)              return -1; /* Memory allocation error */            check = check || ReadKeyboardEvent(link->socket, action->keyboardEvent);            if (check == -1)              return -1; /* Memory allocation error */        }        else        {            if (Debug(LINK)) printf("Error: Client broke Gesture contract\n");        }         }    if (Debug(LINK)) printf("ReadActionRequest: Reading Args.\n");    check = check || ReadLinkArgs(link->socket, &action->linkargs);    if (check == -1)      return -1; /* Memory allocation error */    if (Debug(LINK)) printf("ReadActionRequest: Done Reading Args.\n");    link->actionRequest = action;    return check;}void FreeActionRequest(ActionRequest *actionrequest){        if(actionrequest->keyboardEvent)    {        free(actionrequest->keyboardEvent);    }    if(actionrequest->mouseEvent)    {        free(actionrequest->mouseEvent);    }    FreeLinkArgs(&actionrequest->linkargs);}int ReadMouseEvent(LinkSocket *linkSocket, MouseEvent *mouseEvent){    int check = OK;    check = check || ReadInteger(linkSocket,&(mouseEvent->x));    check = check || ReadInteger(linkSocket,&(mouseEvent->y));    check = check || ReadInteger(linkSocket,&(mouseEvent->clickcount));    check = check || ReadModifier(linkSocket,&(mouseEvent->modifier));    check = check || ReadFloat(linkSocket,&(mouseEvent->latitude));    check = check || ReadFloat(linkSocket, &(mouseEvent->longitude));    return check;}int ReadKeyboardEvent(LinkSocket *linkSocket, KeyboardEvent *keyboardEvent){    int check = OK;    /*only 1 char*/    check = check || ReadUnicodeChars(linkSocket,&(keyboardEvent->keypressed),1);    if (check == -1)      return -1; /* Memory allocation error */    check = check || ReadModifier(linkSocket, &(keyboardEvent->modifier));    return check; /* -1 if there was a memory allocation error */}int SendServerInterest(LinkSocket *linkSocket, Descriptor *descriptor){    int des;    /** Write the ActionRequestHeader here... */    if (Debug(LINK))        printf("SendServerInterest: writing ACTION Request header %s\n",               GESTURE_RESPONSE_HEADER);    WriteChars(linkSocket, ACTION_REQUEST_HEADER, lACTION_REQUEST_HEADER);         if (Debug(LINK))        printf("SendServerInterest: writing version %f\n", VERSION);    WriteFloat(linkSocket, VERSION); /*writing version 0.2*/    des =  *((int *)descriptor);    if (Debug(LINK)) printf("SendServerInterest: Sending %x Descriptor\n",des );    return WriteInteger(linkSocket, des);}