sample_util.h

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#ifndef SAMPLE_UTIL_H
#define SAMPLE_UTIL_H
 
/*******************************************************************************
 *
 * Copyright (c) 2000-2003 Intel Corporation 
 * All rights reserved. 
 *
 * Redistribution and use in source and binary forms, with or without 
 * modification, are permitted provided that the following conditions are met: 
 *
 * - Redistributions of source code must retain the above copyright notice, 
 * this list of conditions and the following disclaimer. 
 * - Redistributions in binary form must reproduce the above copyright notice, 
 * this list of conditions and the following disclaimer in the documentation 
 * and/or other materials provided with the distribution. 
 * - Neither name of Intel Corporation nor the names of its contributors 
 * may be used to endorse or promote products derived from this software 
 * without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL INTEL OR 
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 ******************************************************************************/
 
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
 
#include "ithread.h"
#include "ixml.h" /* for IXML_Document, IXML_Element */
#include "upnp.h" /* for Upnp_EventType */
#include "upnptools.h"
 
#include <stdlib.h>
#include <string.h>
 
#ifdef SAMPLE_UTIL_C
 
        const char *TvServiceType[] = {
                "urn:schemas-upnp-org:service:tvcontrol:1",
                "urn:schemas-upnp-org:service:tvpicture:1"
        };
#else /* SAMPLE_UTIL_C */
        extern const char *TvServiceType[];
#endif /* SAMPLE_UTIL_C */
 
/* mutex to control displaying of events */
extern ithread_mutex_t display_mutex;
 
typedef enum {
        STATE_UPDATE = 0,
        DEVICE_ADDED = 1,
        DEVICE_REMOVED = 2,
        GET_VAR_COMPLETE = 3
} eventType;
 
char *SampleUtil_GetElementValue(
        IXML_Element *element);
 
IXML_NodeList *SampleUtil_GetFirstServiceList(
        IXML_Document *doc); 
 
char *SampleUtil_GetFirstDocumentItem(
        IXML_Document *doc,
        const char *item); 
 
char *SampleUtil_GetFirstElementItem(
        IXML_Element *element,
        const char *item); 
 
void SampleUtil_PrintEventType(
        Upnp_EventType S);
 
int SampleUtil_PrintEvent(
        Upnp_EventType EventType, 
        const void *Event);
 
int SampleUtil_FindAndParseService (
        IXML_Document *DescDoc,
        const char *location, 
        const char *serviceType,
        char **serviceId, 
        char **eventURL,
        char **controlURL);
 
typedef void (*print_string)(
        const char *string,
        ...)
#if (__GNUC__ >= 3)
        /* This enables printf like format checking by the compiler */
        __attribute__((format (__printf__, 1, 2)))
#endif
;
 
extern print_string gPrintFun;
 
typedef void (*state_update)(
        const char *varName,
        const char *varValue,
        const char *UDN,
        eventType type);
 
extern state_update gStateUpdateFun;
 
int SampleUtil_Initialize(
        print_string print_function);
 
int SampleUtil_Finish();
 
int SampleUtil_Print(
        const char *fmt,
        ...)
#if (__GNUC__ >= 3)
        /* This enables printf like format checking by the compiler */
        __attribute__((format (__printf__, 1, 2)))
#endif
;
 
int SampleUtil_RegisterUpdateFunction(
        state_update update_function);
 
void SampleUtil_StateUpdate(
        const char *varName,
        const char *varValue,
        const char *UDN,
        eventType type);
 
void linux_print(const char *format, ...)
#if (__GNUC__ >= 3)
        /* This enables printf like format checking by the compiler */
        __attribute__((format (__printf__, 1, 2)))
#endif
;
 
#ifdef __cplusplus
};
#endif /* __cplusplus */
 
#ifdef _WIN32
        #define snprintf        _snprintf
        #define strcasecmp      stricmp
#endif
 
#endif /* SAMPLE_UTIL_H */