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 "wine/winbase16.h"
  11 #include "setupx16.h"
  12
  13 DEFAULT_DEBUG_CHANNEL(setupx);
  14
  15 WORD InfNumEntries = 0;
  16 INF_HANDLE *InfList = NULL;
  17
  18 #define GET_INF_ENTRY(x) ((InfList - x)/4)
  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     if (hFile != HFILE_ERROR16)
  28     {
  29         InfList = HeapReAlloc(GetProcessHeap(), 0, InfList, InfNumEntries+1);
  30         InfList[InfNumEntries].hInfFile = hFile;
  31         InfList[InfNumEntries].lpInfFileName = lpInfFileName;
  32         InfNumEntries++;
  33         *lphInf = &InfList[InfNumEntries-1] - InfList;
  34         return OK;
  35     }
  36     *lphInf = 0xffff;
  37     return ERR_IP_INVALID_INFFILE;
  38 }
  39
  40 LPCSTR IP_GetFileName(HINF16 hInf)
  41 {
  42     if ((hInf <= (InfNumEntries*sizeof(INF_HANDLE *)))
  43     && ((hInf & 3) == 0)) /* aligned ? */
  44     {
  45         return InfList[hInf/4].lpInfFileName;
  46     }
  47     return NULL;
  48 }
  49
  50 RETERR16 IP_CloseInf(HINF16 hInf)
  51 {
  52     int i;
  53     HFILE16 res = ERR_IP_INVALID_HINF;
  54
  55     if ((hInf <= (InfNumEntries*sizeof(INF_HANDLE *)))
  56     && ((hInf & 3) == 0)) /* aligned ? */
  57     {
  58         _lclose16(InfList[hInf/4].hInfFile);
  59         res = OK;
  60         for (i=hInf/4; i < InfNumEntries-1; i++)
  61             InfList[i] = InfList[i+1];
  62         InfNumEntries--;
  63         InfList = HeapReAlloc(GetProcessHeap(), 0, InfList, InfNumEntries);
  64     }
  65     return res;
  66 }
  67
  68 /***********************************************************************
  69  *              IpOpen16
  70  *
  71  */
  72 RETERR16 WINAPI IpOpen16(LPCSTR lpInfFileName, HINF16 *lphInf)
  73 {
  74     TRACE("('%s', %p)\n", lpInfFileName, lphInf);
  75     return IP_OpenInf(lpInfFileName, lphInf);
  76 }
  77
  78 /***********************************************************************
  79  *              IpClose16
  80  */
  81 RETERR16 WINAPI IpClose16(HINF16 hInf)
  82 {
  83     return IP_CloseInf(hInf);
  84 }
  85
  86 /***********************************************************************
  87  *              IpGetProfileString16
  88  */
  89 RETERR16 WINAPI IpGetProfileString16(HINF16 hInf, LPCSTR section, LPCSTR entry, LPSTR buffer, WORD buflen)
  90 {
  91     GetPrivateProfileString16(section, entry, "", buffer, buflen, IP_GetFileName(hInf));
  92     return 0;
  93 }