git.oblomov.eu Git - wine/blob - dlls/setupapi/infparse.c

   1 /*
   2  * SetupX .inf file parsing functions
   3  *
   4  * FIXME: return values ???
   5  */
   6
   7 #include "debugtools.h"
   8 #include "windef.h"
   9 #include "winbase.h"
  10 #include "heap.h"
  11 #include "wine/winbase16.h"
  12 #include "setupx16.h"
  13
  14 DEFAULT_DEBUG_CHANNEL(setupx);
  15
  16 WORD InfNumEntries = 0;
  17 INF_FILE *InfList = NULL;
  18 HINF16 IP_curr_handle = 0;
  19
  20 RETERR16 IP_OpenInf(LPCSTR lpInfFileName, HINF16 *lphInf)
  21 {
  22     HFILE16 hFile = _lopen16(lpInfFileName, OF_READ);
  23
  24     if (!lphInf)
  25         return IP_ERROR;
  26
  27     /* this could be improved by checking for already freed handles */
  28     if (IP_curr_handle == 0xffff)
  29         return ERR_IP_OUT_OF_HANDLES;
  30
  31     if (hFile != HFILE_ERROR16)
  32     {
  33         InfList = HeapReAlloc(GetProcessHeap(), 0, InfList, InfNumEntries+1);
  34         InfList[InfNumEntries].hInf = IP_curr_handle++;
  35         InfList[InfNumEntries].hInfFile = hFile;
  36         InfList[InfNumEntries].lpInfFileName = HEAP_strdupA(GetProcessHeap(), 0, lpInfFileName);
  37         *lphInf = InfList[InfNumEntries].hInf;
  38         InfNumEntries++;
  39         TRACE("ret handle %d.\n", *lphInf);
  40         return OK;
  41     }
  42     *lphInf = 0xffff;
  43     return ERR_IP_INVALID_INFFILE;
  44 }
  45
  46 BOOL IP_FindInf(HINF16 hInf, WORD *ret)
  47 {
  48     WORD n;
  49
  50     for (n=0; n < InfNumEntries; n++)
  51         if (InfList[n].hInf == hInf)
  52         {
  53             *ret = n;
  54             return TRUE;
  55         }
  56     return FALSE;
  57 }
  58
  59
  60 LPCSTR IP_GetFileName(HINF16 hInf)
  61 {
  62     WORD n;
  63     if (IP_FindInf(hInf, &n))
  64     {
  65         return InfList[n].lpInfFileName;
  66     }
  67     return NULL;
  68 }
  69
  70 RETERR16 IP_CloseInf(HINF16 hInf)
  71 {
  72     int i;
  73     WORD n;
  74     HFILE16 res = ERR_IP_INVALID_HINF;
  75
  76     if (IP_FindInf(hInf, &n))
  77     {
  78         _lclose16(InfList[n].hInfFile);
  79         HeapFree(GetProcessHeap(), 0, InfList[n].lpInfFileName);
  80         for (i=n; i < InfNumEntries-1; i++)
  81             InfList[i] = InfList[i+1];
  82         InfNumEntries--;
  83         InfList = HeapReAlloc(GetProcessHeap(), 0, InfList, InfNumEntries);
  84         res = OK;
  85     }
  86     return res;
  87 }
  88
  89 /***********************************************************************
  90  *              IpOpen16
  91  *
  92  */
  93 RETERR16 WINAPI IpOpen16(LPCSTR lpInfFileName, HINF16 *lphInf)
  94 {
  95     TRACE("('%s', %p)\n", lpInfFileName, lphInf);
  96     return IP_OpenInf(lpInfFileName, lphInf);
  97 }
  98
  99 /***********************************************************************
 100  *              IpClose16
 101  */
 102 RETERR16 WINAPI IpClose16(HINF16 hInf)
 103 {
 104     return IP_CloseInf(hInf);
 105 }
 106
 107 /***********************************************************************
 108  *              IpGetProfileString16
 109  */
 110 RETERR16 WINAPI IpGetProfileString16(HINF16 hInf, LPCSTR section, LPCSTR entry, LPSTR buffer, WORD buflen)
 111 {
 112     TRACE("'%s': section '%s' entry '%s'\n", IP_GetFileName(hInf), section, entry);
 113     GetPrivateProfileString16(section, entry, "", buffer, buflen, IP_GetFileName(hInf));
 114     return 0;
 115 }