windows-nt/Source/XPSP1/NT/net/upnp/ssdp/ssdpapi/message.cpp

#include <pch.h>
#pragma hdrstop

#include "ssdpapi.h"
#include "common.h"
#include "ncdefine.h"
#include "ncdebug.h"
#include "ssdpparser.h"
#include "ncstring.h"

VOID PrintSsdpMessageList(MessageList *list)
{
    int i;

    TraceTag(ttidSsdpNotify, "Printing notification list.");

    for (i = 0; i < list->size; i++)
    {
        PrintSsdpRequest(list->list+i);
        TraceTag(ttidSsdpNotify, "--------");
    }
}

VOID WINAPI FreeSsdpMessage(PSSDP_MESSAGE pSsdpMessage)
{
    if (pSsdpMessage)
    {
        free(pSsdpMessage->szAltHeaders);
        free(pSsdpMessage->szContent);
        free(pSsdpMessage->szLocHeader);
        free(pSsdpMessage->szSid);
        free(pSsdpMessage->szType);
        free(pSsdpMessage->szUSN);
        free(pSsdpMessage);
    }
}

BOOL InitializeSsdpMessageFromRequest(PSSDP_MESSAGE pSsdpMessage, const PSSDP_REQUEST pSsdpRequest)
{
    pSsdpMessage->guidInterface = pSsdpRequest->guidInterface;
    pSsdpMessage->szLocHeader = NULL;
    pSsdpMessage->szAltHeaders = NULL;
    pSsdpMessage->szType = NULL;
    pSsdpMessage->szUSN = NULL;
    pSsdpMessage->szContent = NULL;
    pSsdpMessage->szSid = NULL;
    pSsdpMessage->iLifeTime = 0;
    pSsdpMessage->iSeq = 0;

    if (pSsdpRequest->Headers[SSDP_NT] != NULL)
    {
        pSsdpMessage->szType = (char *) malloc(sizeof(char) * (strlen(pSsdpRequest->Headers[SSDP_NT]) + 1));
        if (pSsdpMessage->szType == NULL)
        {
            goto cleanup;
        }
        else
        {
            strcpy(pSsdpMessage->szType, pSsdpRequest->Headers[SSDP_NT]);
        }
    }
    else if (pSsdpRequest->Headers[SSDP_ST] != NULL)
    {
        pSsdpMessage->szType = (char *) malloc(sizeof(char) * (strlen(pSsdpRequest->Headers[SSDP_ST]) + 1));
        if (pSsdpMessage->szType == NULL)
        {
            goto cleanup;
        }
        else
        {
            strcpy(pSsdpMessage->szType, pSsdpRequest->Headers[SSDP_ST]);
        }
    }

    if (pSsdpRequest->Headers[SSDP_LOCATION] != NULL)
    {
        pSsdpMessage->szLocHeader = (char *) malloc(sizeof(char) * (strlen(pSsdpRequest->Headers[SSDP_LOCATION]) + 1));
        if (pSsdpMessage->szLocHeader == NULL)
        {
            goto cleanup;
        }
        else
        {
            strcpy(pSsdpMessage->szLocHeader, pSsdpRequest->Headers[SSDP_LOCATION]);
        }
    }

    if (pSsdpRequest->Headers[SSDP_AL] != NULL)
    {
        pSsdpMessage->szAltHeaders = (char *) malloc(sizeof(char) * (strlen(pSsdpRequest->Headers[SSDP_AL]) + 1));
        if (pSsdpMessage->szAltHeaders == NULL)
        {
            goto cleanup;
        }
        else
        {
            strcpy(pSsdpMessage->szAltHeaders, pSsdpRequest->Headers[SSDP_AL]);
        }
    }

    if (pSsdpRequest->Headers[SSDP_USN] != NULL)
    {
        pSsdpMessage->szUSN = (char *) malloc(sizeof(char) * (strlen(pSsdpRequest->Headers[SSDP_USN]) + 1));
        if (pSsdpMessage->szUSN == NULL)
        {
            goto cleanup;
        }
        else
        {
            strcpy(pSsdpMessage->szUSN, pSsdpRequest->Headers[SSDP_USN]);
        }
    }

    if (pSsdpRequest->Headers[GENA_SID] != NULL)
    {
        pSsdpMessage->szSid = (char *) malloc(sizeof(char) * (strlen(pSsdpRequest->Headers[GENA_SID]) + 1));
        if (pSsdpMessage->szSid == NULL)
        {
            goto cleanup;
        }
        else
        {
            strcpy(pSsdpMessage->szSid, pSsdpRequest->Headers[GENA_SID]);
        }
    }

    if (pSsdpRequest->Headers[GENA_SEQ] != NULL)
    {
        pSsdpMessage->iSeq = strtoul(pSsdpRequest->Headers[GENA_SEQ], NULL, 10);
    }

    if (pSsdpRequest->Content)
    {
        pSsdpMessage->szContent = SzaDupSza(pSsdpRequest->Content);
        if (pSsdpMessage->szContent == NULL)
        {
            goto cleanup;
        }
    }

    pSsdpMessage->iLifeTime = GetMaxAgeFromCacheControl(pSsdpRequest->Headers[SSDP_CACHECONTROL]);

    return TRUE;

cleanup:
    FreeSsdpMessage(pSsdpMessage);

    return FALSE;
}

BOOL CopySsdpMessage(PSSDP_MESSAGE pDestination, const PSSDP_MESSAGE pSource)
{
    pDestination->guidInterface = pSource->guidInterface;
    pDestination->szLocHeader = NULL;
    pDestination->szAltHeaders = NULL;
    pDestination->szType = NULL;
    pDestination->szUSN = NULL;
    pDestination->szSid = NULL;
    pDestination->szContent = NULL;
    pDestination->iLifeTime = 0;

    if (pSource->szType != NULL)
    {
        pDestination->szType = (char *) malloc(sizeof(char) * (strlen(pSource->szType) + 1));
        if (pDestination->szType == NULL)
        {
            goto cleanup;
        }
        else
        {
            strcpy(pDestination->szType, pSource->szType);
        }
    }

    if (pSource->szLocHeader != NULL)
    {
        pDestination->szLocHeader = (char *) malloc(sizeof(char) * (strlen(pSource->szLocHeader) + 1));
        if (pDestination->szLocHeader == NULL)
        {
            goto cleanup;
        }
        else
        {
            strcpy(pDestination->szLocHeader, pSource->szLocHeader);
        }
    }

    if (pSource->szAltHeaders != NULL)
    {
        pDestination->szAltHeaders = (char *) malloc(sizeof(char) * (strlen(pSource->szAltHeaders) + 1));
        if (pDestination->szAltHeaders == NULL)
        {
            goto cleanup;
        }
        else
        {
            strcpy(pDestination->szAltHeaders, pSource->szAltHeaders);
        }
    }

    if (pSource->szUSN != NULL)
    {
        pDestination->szUSN = (char *) malloc(sizeof(char) * (strlen(pSource->szUSN) + 1));
        if (pDestination->szUSN == NULL)
        {
            goto cleanup;
        }
        else
        {
            strcpy(pDestination->szUSN, pSource->szUSN);
        }
    }

    if (pSource->szSid != NULL)
    {
        pDestination->szSid = (char *) malloc(sizeof(char) * (strlen(pSource->szSid) + 1));
        if (pDestination->szSid == NULL)
        {
            goto cleanup;
        }
        else
        {
            strcpy(pDestination->szSid, pSource->szSid);
        }
    }

    pDestination->iLifeTime = pSource->iLifeTime;
    pDestination->iSeq = pSource->iSeq;

    return TRUE;

cleanup:
    FreeSsdpMessage(pDestination);

    return FALSE;
}