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/**
* SAMPMETHODS.C -- SAMP methods implemented by a callable client.
*
* @brief SAMP methods implemented by a callable client.
*
* @file sampMethods.c
* @author Mike Fitzpatrick
* @date 7/10/09
*/
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
#include <string.h>
#include <time.h>
#include <ctype.h>
#include "samp.h"
#define METH_DBG (getenv("METH_DBG")!=NULL||access("/tmp/METH_DBG",F_OK)==0)
extern Map nullMap;
extern List nullList;
extern Samp *sampP;
extern handle_t sampH;
#define OK_Map samp_getOKMap()
static Map msg_reply = (Map) 0;
/**
* SAMP_RECEIVECALL -- receiveCall() client method.
*
* @brief receiveCall () client method.
* @fn int samp_receiveCall (void *data)
*
* @param data caller param data
* @return status code or errno
*/
int
samp_receiveCall (void *data)
{
char *priv_key = xr_getStringFromParam (data, 0);
char *sender = xr_getStringFromParam (data, 1);
char *msg_id = xr_getStringFromParam (data, 2);
int msg_map = xr_getStructFromParam (data, 3);
int params = -1;
char buf[SZ_LINE], *mtype = buf;
Map resp;
void (*func)(String sender, String mtype, String msgid, Map map);
xr_getStringFromStruct (msg_map, "samp.mtype", &mtype);
xr_getStructFromStruct (msg_map, "samp.params", ¶ms);
if (sampP->trace) {
fprintf (stderr, "rcvCall(%s) mid='%s' mtype='%s'\n",
sender, msg_id, mtype);
}
/* Call the default user handler for all messages. This is in addition
* to the handler installed for a particular mtype or Hub event.
*/
if (sampP && sampP->defaultUserFunc)
samp_execUserHandler (sender, mtype, 0, params);
/* Call the interface's special handler for the mtype. This allows us
* to parse the message map ourselves and present the user with a
* signature for their method that makes more sense. We assume the
* sampHandler calls the userHandler(), if there is no handler defined
* then call the userHandler directly and reply() on the behalf of
* the user.
*/
if ( (func = samp_getSampHandler (mtype)) )
(*func) (sender, mtype, msg_id, params);
else {
if ( (func = samp_getUserHandler (mtype)) )
(*func) (sender, mtype, msg_id, params);
else
samp_genericMsgHandler (sender, mtype, msg_id, params);
}
resp = OK_Map;
resp = samp_getHandlerReply ();
samp_Reply (sampH, msg_id, resp); /* send message reply */
xr_setStructInResult (data, resp);
xr_freeStruct (msg_map);
if (priv_key) free ((void *) priv_key);
if (sender) free ((void *) sender);
if (msg_id) free ((void *) msg_id);
return (0);
}
/**
* SAMP_RECEIVENOTIFICATION -- receiveNotification() client method.
*
* @brief receiveNotification () client method.
* @fn int samp_receiveNotification (void *data)
*
* @param data caller param data
* @return status code or errno
*/
int
samp_receiveNotification (void *data)
{
char *priv_key = xr_getStringFromParam (data, 0);
char *sender = xr_getStringFromParam (data, 1);
int msg_map = xr_getStructFromParam (data, 2);
int params = -1;
char buf[SZ_LINE], *mtype = buf;
Map resp;
void (*func)(String sender, String mtype, String msgid, Map map);
xr_getStringFromStruct (msg_map, "samp.mtype", &mtype);
xr_getStructFromStruct (msg_map, "samp.params", ¶ms);
if (sampP->trace)
fprintf (stderr, "rcvNotify(%s) mtype='%s'\n", sender, mtype);
/* Call the default user handler for all messages. This is in addition
* to the handler installe for a particular mtype or Hub event.
*/
if (sampP && sampP->defaultUserFunc)
samp_execUserHandler (sender, mtype, 0, params);
/* Process any special Hub events as a special case.
*/
if (samp_processHubEvent (mtype, params))
goto done_;
/* Call the interface's special handler for the mtype. This allows us
* to parse the message map ourselves and present the user with a
* signature for their method that makes more sense. We assume the
* sampHandler calls the userHandler(), if there is no handler defined
* then call the userHandler directly, no reply() to the sender is
* required.
*/
if ( (func = samp_getSampHandler (mtype)) )
(*func) (sender, mtype, NULL, params);
else {
/*
samp_execUserHandler (sender, mtype, 0, params);
*/
if ( (func = samp_getUserHandler (mtype)) )
(*func) (sender, mtype, 0, params);
else
samp_genericMsgHandler (sender, mtype, 0, params);
}
done_:
resp = OK_Map;
resp = samp_getHandlerReply ();
xr_setStructInResult (data, resp);
xr_freeStruct (msg_map);
if (priv_key) free ((void *) priv_key);
if (sender) free ((void *) sender);
return (0);
}
/**
* SAMP_RECEIVERESPONSE -- receiveResponse() client method.
*
* @brief receiveResponse () client method.
* @fn int samp_receiveResponse (void *data)
*
* @param data caller param data
* @return status code or errno
*/
int
samp_receiveResponse (void *data)
{
char *priv_key = xr_getStringFromParam (data, 0);
char *sender = xr_getStringFromParam (data, 1);
char *msg_tag = xr_getStringFromParam (data, 2);
int msg_map = xr_getStructFromParam (data, 3);
Map resp_map = (Map) -1, params = (Map) 0;
char buf[SZ_LINE], *mtype = buf;
xr_getStringFromStruct (msg_map, "samp.mtype", &mtype);
xr_getStructFromStruct (msg_map, "samp.params", &resp_map);
if (sampP->trace) {
fprintf (stderr, "rcvResponse(%s) id='%s' mtype='%s'\n",
sender, msg_tag, mtype);
}
/* Call the default user handler for all messages. This is in addition
* to the handler installe for a particular mtype or Hub event.
*/
if (sampP && sampP->defaultUserFunc)
samp_execUserHandler (sender, mtype, 0, params);
/* Reply to the Hub.
*/
xr_setStructInResult (data, OK_Map);
xr_freeStruct (msg_map);
if (priv_key) free ((void *) priv_key);
if (sender) free ((void *) sender);
if (msg_tag) free ((void *) msg_tag);
return (0);
}
/**
* SAMP_SETHANDLERREPLY -- Set the Samp Handler reply map.
*
* @brief Set the Samp Handler reply map.
* @fn samp_setHandlerReply (Map resp)
*
* @param resp response map
* @return nothing
*/
void
samp_setHandlerReply (Map resp)
{
msg_reply = resp;
}
/**
* SAMP_GETHANDLERREPLY -- Get the Samp Handler reply map.
*
* @brief Get the Samp Handler reply map.
* @fn int samp_getHandlerReply (void)
*
* @return Map handle for reply map
*/
Map
samp_getHandlerReply ()
{
Map resp = msg_reply;
msg_reply = nullMap;
return ( (resp != nullMap && resp != 0) ? resp : OK_Map );
}
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