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Viewing changes to src/dyn_win32.c

  • Committer: Bazaar Package Importer
  • Author(s): Ludovic Rousseau
  • Date: 2005-11-27 18:04:59 UTC
  • mfrom: (1.2.2 upstream)
  • Revision ID: james.westby@ubuntu.com-20051127180459-qrex2gzpq9d8jexd
Tags: 1.2.9-beta9-1
* New upstream version
* debian/compat: change from 3 to 4

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src/dyn_win32.c
 
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/*
 
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 * MUSCLE SmartCard Development ( http://www.linuxnet.com )
 
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 *
 
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 * Copyright (C) 1999
 
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 *  David Corcoran <corcoran@linuxnet.com>
 
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 *
 
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 * $Id: dyn_win32.c,v 1.7 2005-11-27 17:02:43 rousseau Exp $
 
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 */
 
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/**
 
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 * @file
 
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 * @brief This abstracts dynamic library loading functions and timing.
 
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 */
 
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#include "config.h"
 
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#ifdef WIN32
 
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#include <string.h>
 
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#include "windows.h"
 
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#include <winscard.h>
 
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#include "dyn_generic.h"
 
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#include "debuglog.h"
 
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int DYN_LoadLibrary(void **pvLHandle, char *pcLibrary)
 
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{
 
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        *pvLHandle = NULL;
 
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        *pvLHandle = LoadLibrary(pcLibrary);
 
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        if (*pvLHandle == NULL)
 
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        {
 
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#if 0
 
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                Log2(PCSC_LOG_ERROR, "DYN_LoadLibrary: dlerror() reports %s", dlerror());
 
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#endif
 
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                return SCARD_F_UNKNOWN_ERROR;
 
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        }
 
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        return SCARD_S_SUCCESS;
 
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}
 
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int DYN_CloseLibrary(void **pvLHandle)
 
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{
 
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        int ret;
 
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        ret = FreeLibrary(*pvLHandle);
 
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        *pvLHandle = NULL;
 
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        /* If the function fails, the return value is zero. To get extended error
 
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         * information, call GetLastError. */
 
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        if (ret == 0)
 
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        {
 
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#if 0
 
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                Log2(PCSC_LOG_ERROR, "DYN_CloseLibrary: dlerror() reports %s", dlerror());
 
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#endif
 
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                return SCARD_F_UNKNOWN_ERROR;
 
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        }
 
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        return SCARD_S_SUCCESS;
 
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}
 
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int DYN_GetAddress(void *pvLHandle, void **pvFHandle, char *pcFunction)
 
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{
 
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        int rv;
 
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        char *pcFunctionName;
 
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        /*
 
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         * Zero out everything 
 
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         */
 
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        rv = 0;
 
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        pcFunctionName = NULL;
 
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        pcFunctionName = pcFunction;
 
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        *pvFHandle = NULL;
 
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        *pvFHandle = GetProcAddress(pvLHandle, pcFunctionName);
 
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        if (*pvFHandle == NULL)
 
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        {
 
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#if 0
 
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                Log2(PCSC_LOG_ERROR, "DYN_GetAddress: dlerror() reports %s", dlerror());
 
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#endif
 
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                rv = SCARD_F_UNKNOWN_ERROR;
 
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        }
 
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        else
 
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                rv = SCARD_S_SUCCESS;
 
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        return rv;
 
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}
 
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#endif  /* WIN32 */
 
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