- fix crash in SETUPX_TranslateLDID()

- implement custom LDID lookup
This commit is contained in:
Andreas Mohr 2000-11-28 23:50:34 +00:00 committed by Alexandre Julliard
parent 24a62ab9b0
commit c568d47033
2 changed files with 198 additions and 14 deletions

View File

@ -73,5 +73,6 @@ extern INF_FILE *InfList;
extern WORD InfNumEntries;
extern LPCSTR IP_GetFileName(HINF16 hInf);
extern void WINAPI GenFormStrWithoutPlaceHolders16( LPSTR szDst, LPCSTR szSrc, HINF16 hInf);
#endif /* __SETUPX16_H */

View File

@ -13,10 +13,17 @@
* http://mmatrix.tripod.com/customsystemfolder/infsysntaxfull.html
* http://www.rdrop.com/~cary/html/inf_faq.html
*
* Stuff tested with rs405deu.exe (German Acroread 4.05 setup)
* Stuff tested with:
* - rs405deu.exe (German Acroread 4.05 setup)
* - ie5setup.exe
* - Netmeeting
*
* FIXME:
* - check buflen
*/
#include <stdlib.h>
#include <stdio.h>
#include "winreg.h"
#include "wine/winuser16.h"
#include "setupx16.h"
@ -70,7 +77,7 @@ typedef struct
LPCSTR StdString; /* fallback string; sub dir of windows directory */
} LDID_DATA;
static LDID_DATA LDID_Data[34] =
static const LDID_DATA LDID_Data[34] =
{
{ /* 0 (LDID_NULL) -- not defined */
NULL,
@ -211,10 +218,186 @@ static LDID_DATA LDID_Data[34] =
/* the rest (34-38) isn't too interesting, so I'll forget about it */
};
static void SETUPX_IsolateSubString(LPSTR *begin, LPSTR *end)
{
LPSTR p, q;
p = *begin;
q = *end;
while ((p < q) && ((*p == ' ') || (*p == '\t'))) p++;
while ((p < q) && (*p == '"')) p++;
while ((q-1 >= p) && ((*(q-1) == ' ') || (*(q-1) == '\t'))) q--;
while ((q-1 >= p) && (*(q-1) == '"')) q--;
*begin = p;
*end = q;
}
/*
* Example: HKLM,"Software\Microsoft\Windows\CurrentVersion","ProgramFilesDir",,"C:\"
*/
static BOOL SETUPX_LookupRegistryString(LPSTR regstr, LPSTR buffer, DWORD buflen)
{
HANDLE heap = GetProcessHeap();
LPSTR items[5];
LPSTR p, q, next;
int len, n;
HKEY hkey, hsubkey;
DWORD dwType;
TRACE("retrieving '%s'\n", regstr);
p = regstr;
/* isolate root key, subkey, value, flag, defval */
for (n=0; n < 5; n++)
{
q = strchr(p, ',');
if (!q)
{
if (n == 4)
q = p+strlen(p);
else
return FALSE;
}
next = q+1;
if (q < regstr)
return FALSE;
SETUPX_IsolateSubString(&p, &q);
len = (int)q - (int)p;
items[n] = HeapAlloc(heap, 0, len+1);
strncpy(items[n], p, len);
items[n][len] = '\0';
p = next;
}
TRACE("got '%s','%s','%s','%s','%s'\n",
items[0], items[1], items[2], items[3], items[4]);
/* check root key */
if (!strcasecmp(items[0], "HKCR"))
hkey = HKEY_CLASSES_ROOT;
else
if (!strcasecmp(items[0], "HKCU"))
hkey = HKEY_CURRENT_USER;
else
if (!strcasecmp(items[0], "HKLM"))
hkey = HKEY_LOCAL_MACHINE;
else
if (!strcasecmp(items[0], "HKU"))
hkey = HKEY_USERS;
else
{ /* HKR ? -> relative to key passed to GenInstallEx */
FIXME("unsupported regkey '%s'\n", items[0]);
goto regfailed;
}
if (RegOpenKeyA(hkey, items[1], &hsubkey) != ERROR_SUCCESS)
goto regfailed;
if (RegQueryValueExA(hsubkey, items[2], 0, &dwType, buffer, &buflen)
!= ERROR_SUCCESS)
goto regfailed;
goto done;
regfailed:
strcpy(buffer, items[4]); /* I don't care about buflen */
done:
for (n=0; n < 5; n++)
HeapFree(heap, 0, items[n]);
TRACE("return '%s'\n", buffer);
return TRUE;
}
/*
* Find the value of a custom LDID in a .inf file
* e.g. for 49301:
* 49300,49301=ProgramFilesDir,5
* -- profile section lookup -->
* [ProgramFilesDir]
* HKLM,"Software\Microsoft\Windows\CurrentVersion","ProgramFilesDir",,"%24%"
* -- GenFormStrWithoutPlaceHolders16 -->
* HKLM,"Software\Microsoft\Windows\CurrentVersion","ProgramFilesDir",,"C:\"
* -- registry lookup -->
* C:\Program Files (or C:\ if not found in registry)
*
* FIXME:
* - maybe we ought to add a caching array for speed ? - I don't care :)
* - not sure whether the processing is correct - sometimes there are equal
* LDIDs for both install and removal sections.
*/
static BOOL SETUPX_TranslateCustomLDID(int ldid, LPSTR buffer, WORD buflen, INT16 hInf)
{
char ldidstr[6], sectionbuf[0xffff], entrybuf[0xffff], section[256];
LPCSTR filename;
LPSTR pSec, pEnt, pEqual, p, pEnd;
BOOL ret = FALSE;
sprintf(ldidstr, "%d", ldid);
filename = IP_GetFileName(hInf);
if (!GetPrivateProfileStringA(NULL, NULL, NULL,
sectionbuf, sizeof(sectionbuf), filename))
{
ERR("section buffer too small ?\n");
return FALSE;
}
for (pSec=sectionbuf; *pSec; pSec += strlen(pSec)+1)
{
if (!GetPrivateProfileSectionA(pSec,
entrybuf, sizeof(entrybuf), filename))
{
ERR("entry buffer too small ?\n");
return FALSE;
}
for (pEnt=entrybuf; *pEnt; pEnt += strlen(pEnt)+1)
{
if (strstr(pEnt, ldidstr))
{
pEqual = strchr(pEnt, '=');
if (!pEqual) /* crippled entry ?? */
continue;
/* make sure we found the LDID on left side of the equation */
if (pEnt+strlen(ldidstr) <= pEqual)
{ /* found */
/* but we don't want entries in the strings section */
if (!strcasecmp(pSec, "Strings"))
goto next_section;
p = pEqual+1;
while ((*p == ' ') || (*p == '\t')) p++;
goto found;
}
}
}
next_section:
}
return FALSE;
found:
TRACE("found entry '%s'\n", p);
/* strip off any flags we get
* FIXME: what are these flags used for ?? */
pEnd = strchr(p, ',');
strncpy(section, p, (int)pEnd - (int)p);
section[(int)pEnd - (int)p] = '\0';
/* get the location of the registry key from that section */
if (!GetPrivateProfileSectionA(section, entrybuf, sizeof(entrybuf), filename))
{
ERR("entrybuf too small ?\n");
return FALSE;
}
GenFormStrWithoutPlaceHolders16(sectionbuf, entrybuf, hInf);
ret = SETUPX_LookupRegistryString(sectionbuf, buffer, buflen);
TRACE("return '%s'\n", buffer);
return ret;
}
/*
* Translate a logical disk identifier (LDID) into its string representation
*/
BOOL SETUPX_TranslateLDID(int ldid, LPSTR buffer, WORD buflen)
static BOOL SETUPX_TranslateLDID(int ldid, LPSTR buffer, WORD buflen, HINF16 hInf)
{
BOOL handled = FALSE;
@ -260,15 +443,9 @@ BOOL SETUPX_TranslateLDID(int ldid, LPSTR buffer, WORD buflen)
buffer[buflen-1] = '\0';
handled = TRUE;
break;
case 49001: /* what's this ???
does this have to pop up a dialog or what ? */
strncpy(buffer, "C:\\Program Files", buflen);
buffer[buflen-1] = '\0';
FIXME("what is LDID 49001 ?? returning %s for now.\n", buffer);
handled = TRUE;
break;
default:
if (LDID_Data[ldid].StdString)
if ( (ldid >= LDID_NULL) && (ldid <= LDID_OLD_WIN)
&& (LDID_Data[ldid].StdString) )
{
UINT len = GetWindowsDirectoryA(buffer, buflen);
if (len <= buflen-1)
@ -287,7 +464,10 @@ BOOL SETUPX_TranslateLDID(int ldid, LPSTR buffer, WORD buflen)
}
if (!handled)
FIXME("unimplemented LDID %d\n", ldid);
handled = SETUPX_TranslateCustomLDID(ldid, buffer, buflen, hInf);
if (!handled)
FIXME("unimplemented LDID %d\n", ldid);
return handled;
}
@ -324,7 +504,7 @@ void WINAPI GenFormStrWithoutPlaceHolders16( LPSTR szDst, LPCSTR szSrc, HINF16 h
ldid = atoi(placeholder);
if (ldid)
{
done = SETUPX_TranslateLDID(ldid, pDst, 256);
done = SETUPX_TranslateLDID(ldid, pDst, 256, hInf);
if (done)
pDst += strlen(pDst);
}
@ -379,6 +559,9 @@ RETERR16 WINAPI CtlSetLddPath16(LOGDISKID16 ldid, LPSTR szPath)
return OK;
}
/*
* p2 is "\001" for Netmeeting.
*/
RETERR16 WINAPI vcpOpen16(LPWORD p1, LPWORD p2)
{
FIXME("(%p, %p), stub.\n", p1, p2);
@ -393,6 +576,6 @@ RETERR16 WINAPI vcpClose16(WORD w1, WORD w2, WORD w3)
RETERR16 WINAPI GenInstall16(HINF16 hInfFile, LPCSTR szInstallSection, WORD wFlags)
{
FIXME("(%04x, '%s', %04x), stub. This doesn't install anything yet !\n", hInfFile, szInstallSection, wFlags);
FIXME("(%04x, '%s', %04x), stub. This doesn't install anything yet ! Use native SETUPX.DLL instead !!\n", hInfFile, szInstallSection, wFlags);
return OK;
}