www.pudn.com > BlueSoleil_SDK1.0.0.zip > rmt_svc_tst.c, change:2008-03-25,size:5027b

/*+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 
* 
* Copyright (c) 1999-2005 IVT Corporation 
* 
* All rights reserved. 
* 
---------------------------------------------------------------------------*/ 
  
/*+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 
Module Name: 
    rmt_svc_tst.c 
Abstract: 
	Sample codes of remote service manager 
Revision History: 
2007-6-7   Guan Tengfei  Created 
 
---------------------------------------------------------------------------*/ 
 
#include "sdk_tst.h" 
 
/* maximum service handle number */ 
#define MAX_SVC_HDL_NUM  32 
BTSVCHDL g_RmtSvcHdlArray[MAX_SVC_HDL_NUM] = { 0 }; 
BTUINT32 g_ulRmtSvcNum = MAX_SVC_HDL_NUM; 
 
 
/*+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 
Description: 
	This function is to display a remote device's services 
Arguments: 
	BTDEVHDL hDevHdl 
Return: 
	void  
---------------------------------------------------------------------------*/ 
void DisplayRemoteServices(BTDEVHDL hDevHdl) 
{ 
	unsigned int iTemp = 0; 
	char cQuote = ' '; 
	BTUINT32 ulResult = BTSDK_OK; 
	BTUINT8 szDevName[BTSDK_DEVNAME_LEN] = {0}; 
	BTUINT16 usDevNameLen = BTSDK_DEVNAME_LEN; 
	BtSdkRemoteServiceAttrStru struRmtSvc = {0};	 
     
	if ((BTSDK_INVALID_HANDLE == hDevHdl) || (0 == g_ulRmtSvcNum)) 
	{ 
		return; 
	} 
	/* display remote device name and service number */ 
	if (BTSDK_OK != Btsdk_GetRemoteDeviceName(hDevHdl, szDevName, &usDevNameLen)) 
	{ 
		if (BTSDK_OK != Btsdk_UpdateRemoteDeviceName(hDevHdl, szDevName, &usDevNameLen)) 
		{ 
			strcpy((char*)szDevName, "Unknown"); 
		} 
	} 
	MultibyteToMultibyte(CP_UTF8, (char*)szDevName, -1, CP_ACP, szDevName, BTSDK_DEVNAME_LEN); 
	printf("If fail to get remote service's name, please assign one according to it's service class.\n"); 
	printf("+++++++++++ total %d services available on %s +++++++++++\n", g_ulRmtSvcNum, szDevName); 
 
	/* 3.display all services */ 
	printf("number  service name %21hc service class\n", cQuote); 
	for (iTemp = 0; iTemp < g_ulRmtSvcNum; iTemp++) 
	{ 
		printf("  %d%5hc", iTemp + 1, cQuote); 
		memset(&struRmtSvc, 0, sizeof(BtSdkRemoteServiceAttrStru)); 
		struRmtSvc.mask = BTSDK_RSAM_SERVICENAME | BTSDK_RSAM_EXTATTRIBUTES; 
		ulResult = Btsdk_GetRemoteServiceAttributes(g_RmtSvcHdlArray[iTemp], &struRmtSvc); 
		if (BTSDK_OK != ulResult) 
		{ 
			printf("%-34hs %s\n", "Unknown", "Unkonwn"); 
		} 
		else 
		{ 
			MultibyteToMultibyte(CP_UTF8, (char*)struRmtSvc.svc_name, -1, CP_ACP, szDevName, BTSDK_DEVNAME_LEN); 
			printf("%-34hs", szDevName); 
			printf(" %04x\n", struRmtSvc.svc_class); 
			Btsdk_FreeMemory(struRmtSvc.ext_attributes); 
			struRmtSvc.ext_attributes = NULL; 
		} 
	} 
} 
 
/*+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 
Description: 
	This function is to browse and display a remote device's services. 
Arguments: 
	BTDEVHDL hDevHdl 
Return: 
	void  
---------------------------------------------------------------------------*/ 
void BrowseAndDisplayRemoteSvc(BTDEVHDL hDevHdl) 
{ 
	if (BTSDK_INVALID_HANDLE == hDevHdl) 
	{ 
		return; 
	} 
	g_ulRmtSvcNum = MAX_SVC_HDL_NUM; 
	Btsdk_BrowseRemoteServices(hDevHdl, g_RmtSvcHdlArray, &g_ulRmtSvcNum); 
	DisplayRemoteServices(hDevHdl);	 
} 
 
/*+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 
Description: 
	This function is to select a service on the remote device  
Arguments: 
	BTDEVHDL hDevHdl: [in] device handle 
Return: 
	service handle on the remote device 
---------------------------------------------------------------------------*/ 
BTSVCHDL SelectRemoteService(BTDEVHDL hDevHdl) 
{ 
	BTINT32 ulResult = BTSDK_OK;	 
	char szChoice[4] = {0}; 
	unsigned int nIdx = 0; 
	BTUINT32 ulSvcIndex = 0; 
	BTSVCHDL hSvcHdl = BTSDK_INVALID_HANDLE; 
	 
	 
	/* get remote services */ 
	Btsdk_GetRemoteServices(hDevHdl, g_RmtSvcHdlArray, &g_ulRmtSvcNum); 
	if (0 == g_ulRmtSvcNum) 
	{ 
		g_ulRmtSvcNum = MAX_SVC_HDL_NUM; 
		Btsdk_BrowseRemoteServices(hDevHdl, g_RmtSvcHdlArray, &g_ulRmtSvcNum);		 
		if (0 == g_ulRmtSvcNum) 
		{ 
			printf("Fail to get the remote service handle.\n"); 
			return BTSDK_INVALID_HANDLE; 
		} 
	} 
	DisplayRemoteServices(hDevHdl); 
	printf("Please select the target service:\n");  
	printf("if there is no expected service, please press 'a' to browse again!\n"); 
	printf("if you want to exit this procedure, please press 'q' to quit.\n"); 
	 
	do 
	{ 
		printf("Target service number = "); 
		scanf(" %s", szChoice); 
		getchar(); 
		if ('a' == szChoice[0]) 
		{ 
			BrowseAndDisplayRemoteSvc(hDevHdl);		 
			continue; 
		} 
		if(('q' == szChoice[0]) || ('Q' == szChoice[0])) 
		{ 
			printf("\nUser abort the operation.\n"); 
			return BTSDK_INVALID_HANDLE; 
		} 
		nIdx = atoi(szChoice); 
		if((nIdx <= 0) || (nIdx > g_ulRmtSvcNum)) 
		{ 
			printf("%d is not a valid datum, please select again.\n", nIdx); 
			continue; 
		} 
		else 
		{ 
			break; 
		} 
	} while (1); 
	 
	return (g_RmtSvcHdlArray[nIdx - 1]); 
}