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msi: Allocate the user token dynamically.

This commit is contained in:
Hans Leidekker 2011-03-30 12:30:49 +02:00 committed by Alexandre Julliard
parent 419496d0c8
commit 6ad992c407
1 changed files with 66 additions and 90 deletions
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156
dlls/msi/registry.c
View File

@ -492,29 +492,37 @@ BOOL msi_reg_get_val_dword( HKEY hkey, LPCWSTR name, DWORD *val)
return r == ERROR_SUCCESS && type == REG_DWORD;
}
static UINT get_user_sid(LPWSTR *usersid)
static WCHAR *get_user_sid(void)
{
HANDLE token;
BYTE buf[1024];
DWORD size;
PTOKEN_USER user;
DWORD size = 256;
TOKEN_USER *user;
WCHAR *ret;
if (!OpenProcessToken(GetCurrentProcess(), TOKEN_QUERY, &token))
return ERROR_FUNCTION_FAILED;
size = sizeof(buf);
if (!GetTokenInformation(token, TokenUser, buf, size, &size)) {
CloseHandle(token);
return ERROR_FUNCTION_FAILED;
if (!OpenProcessToken( GetCurrentProcess(), TOKEN_QUERY, &token )) return NULL;
if (!(user = msi_alloc( size )))
{
CloseHandle( token );
return NULL;
}
user = (PTOKEN_USER)buf;
if (!ConvertSidToStringSidW(user->User.Sid, usersid)) {
CloseHandle(token);
return ERROR_FUNCTION_FAILED;
if (!GetTokenInformation( token, TokenUser, user, size, &size ))
{
msi_free( user );
if (GetLastError() != ERROR_INSUFFICIENT_BUFFER || !(user = msi_alloc( size )))
{
CloseHandle( token );
return NULL;
}
GetTokenInformation( token, TokenUser, user, size, &size );
}
CloseHandle(token);
return ERROR_SUCCESS;
CloseHandle( token );
if (!ConvertSidToStringSidW( user->User.Sid, &ret ))
{
msi_free( user );
return NULL;
}
msi_free( user );
return ret;
}
UINT MSIREG_OpenUninstallKey(MSIPACKAGE *package, HKEY *key, BOOL create)
@ -554,7 +562,6 @@ UINT MSIREG_DeleteUninstallKey(MSIPACKAGE *package)
UINT MSIREG_OpenProductKey(LPCWSTR szProduct, LPCWSTR szUserSid,
MSIINSTALLCONTEXT context, HKEY *key, BOOL create)
{
UINT r;
LPWSTR usersid = NULL;
HKEY root = HKEY_LOCAL_MACHINE;
WCHAR squished_pc[GUID_SIZE];
@ -580,18 +587,14 @@ UINT MSIREG_OpenProductKey(LPCWSTR szProduct, LPCWSTR szUserSid,
{
if (!szUserSid)
{
r = get_user_sid(&usersid);
if (r != ERROR_SUCCESS || !usersid)
if (!(usersid = get_user_sid()))
{
ERR("Failed to retrieve user SID: %d\n", r);
return r;
ERR("Failed to retrieve user SID\n");
return ERROR_FUNCTION_FAILED;
}
szUserSid = usersid;
}
sprintfW(keypath, szInstaller_LocalManagedProd_fmt,
szUserSid, squished_pc);
sprintfW(keypath, szInstaller_LocalManagedProd_fmt, szUserSid, squished_pc);
LocalFree(usersid);
}
@ -640,7 +643,6 @@ UINT MSIREG_OpenUserPatchesKey(LPCWSTR szPatch, HKEY* key, BOOL create)
UINT MSIREG_OpenFeaturesKey(LPCWSTR szProduct, MSIINSTALLCONTEXT context,
HKEY *key, BOOL create)
{
UINT r;
LPWSTR usersid;
HKEY root = HKEY_LOCAL_MACHINE;
WCHAR squished_pc[GUID_SIZE];
@ -664,13 +666,11 @@ UINT MSIREG_OpenFeaturesKey(LPCWSTR szProduct, MSIINSTALLCONTEXT context,
}
else
{
r = get_user_sid(&usersid);
if (r != ERROR_SUCCESS || !usersid)
if (!(usersid = get_user_sid()))
{
ERR("Failed to retrieve user SID: %d\n", r);
return r;
ERR("Failed to retrieve user SID\n");
return ERROR_FUNCTION_FAILED;
}
sprintfW(keypath, szInstaller_LocalManagedFeat_fmt, usersid, squished_pc);
LocalFree(usersid);
}
@ -719,7 +719,6 @@ static UINT MSIREG_OpenInstallerFeaturesKey(LPCWSTR szProduct, HKEY* key, BOOL c
UINT MSIREG_OpenUserDataFeaturesKey(LPCWSTR szProduct, MSIINSTALLCONTEXT context,
HKEY *key, BOOL create)
{
UINT r;
LPWSTR usersid;
WCHAR squished_pc[GUID_SIZE];
WCHAR keypath[0x200];
@ -737,13 +736,11 @@ UINT MSIREG_OpenUserDataFeaturesKey(LPCWSTR szProduct, MSIINSTALLCONTEXT context
}
else
{
r = get_user_sid(&usersid);
if (r != ERROR_SUCCESS || !usersid)
if (!(usersid = get_user_sid()))
{
ERR("Failed to retrieve user SID: %d\n", r);
return r;
ERR("Failed to retrieve user SID\n");
return ERROR_FUNCTION_FAILED;
}
sprintfW(keypath, szUserDataFeatures_fmt, usersid, squished_pc);
LocalFree(usersid);
}
@ -790,11 +787,10 @@ UINT MSIREG_OpenUserDataComponentKey(LPCWSTR szComponent, LPCWSTR szUserSid,
if (!szUserSid)
{
rc = get_user_sid(&usersid);
if (rc != ERROR_SUCCESS || !usersid)
if (!(usersid = get_user_sid()))
{
ERR("Failed to retrieve user SID: %d\n", rc);
return rc;
ERR("Failed to retrieve user SID\n");
return ERROR_FUNCTION_FAILED;
}
sprintfW(keypath, szUserDataComp_fmt, usersid, comp);
@ -813,7 +809,6 @@ UINT MSIREG_OpenUserDataComponentKey(LPCWSTR szComponent, LPCWSTR szUserSid,
UINT MSIREG_DeleteUserDataComponentKey(LPCWSTR szComponent, LPCWSTR szUserSid)
{
UINT rc;
WCHAR comp[GUID_SIZE];
WCHAR keypath[0x200];
LPWSTR usersid;
@ -825,13 +820,11 @@ UINT MSIREG_DeleteUserDataComponentKey(LPCWSTR szComponent, LPCWSTR szUserSid)
if (!szUserSid)
{
rc = get_user_sid(&usersid);
if (rc != ERROR_SUCCESS || !usersid)
if (!(usersid = get_user_sid()))
{
ERR("Failed to retrieve user SID: %d\n", rc);
return rc;
ERR("Failed to retrieve user SID\n");
return ERROR_FUNCTION_FAILED;
}
sprintfW(keypath, szUserDataComp_fmt, usersid, comp);
LocalFree(usersid);
}
@ -860,11 +853,10 @@ UINT MSIREG_OpenUserDataProductKey(LPCWSTR szProduct, MSIINSTALLCONTEXT dwContex
sprintfW(keypath, szUserDataProd_fmt, szUserSid, squished_pc);
else
{
rc = get_user_sid(&usersid);
if (rc != ERROR_SUCCESS || !usersid)
if (!(usersid = get_user_sid()))
{
ERR("Failed to retrieve user SID: %d\n", rc);
return rc;
ERR("Failed to retrieve user SID\n");
return ERROR_FUNCTION_FAILED;
}
sprintfW(keypath, szUserDataProd_fmt, usersid, squished_pc);
@ -882,7 +874,6 @@ UINT MSIREG_OpenUserDataProductKey(LPCWSTR szProduct, MSIINSTALLCONTEXT dwContex
UINT MSIREG_OpenUserDataPatchKey(LPCWSTR szPatch, MSIINSTALLCONTEXT dwContext,
HKEY *key, BOOL create)
{
UINT rc;
WCHAR squished_patch[GUID_SIZE];
WCHAR keypath[0x200];
LPWSTR usersid;
@ -896,13 +887,11 @@ UINT MSIREG_OpenUserDataPatchKey(LPCWSTR szPatch, MSIINSTALLCONTEXT dwContext,
sprintfW(keypath, szUserDataPatch_fmt, szLocalSid, squished_patch);
else
{
rc = get_user_sid(&usersid);
if (rc != ERROR_SUCCESS || !usersid)
if (!(usersid = get_user_sid()))
{
ERR("Failed to retrieve user SID: %d\n", rc);
return rc;
ERR("Failed to retrieve user SID\n");
return ERROR_FUNCTION_FAILED;
}
sprintfW(keypath, szUserDataPatch_fmt, usersid, squished_patch);
LocalFree(usersid);
}
@ -915,7 +904,6 @@ UINT MSIREG_OpenUserDataPatchKey(LPCWSTR szPatch, MSIINSTALLCONTEXT dwContext,
UINT MSIREG_DeleteUserDataPatchKey(LPCWSTR patch, MSIINSTALLCONTEXT context)
{
UINT r;
WCHAR squished_patch[GUID_SIZE];
WCHAR keypath[0x200];
LPWSTR usersid;
@ -929,13 +917,11 @@ UINT MSIREG_DeleteUserDataPatchKey(LPCWSTR patch, MSIINSTALLCONTEXT context)
sprintfW(keypath, szUserDataPatch_fmt, szLocalSid, squished_patch);
else
{
r = get_user_sid(&usersid);
if (r != ERROR_SUCCESS || !usersid)
if (!(usersid = get_user_sid()))
{
ERR("Failed to retrieve user SID: %d\n", r);
return r;
ERR("Failed to retrieve user SID\n");
return ERROR_FUNCTION_FAILED;
}
sprintfW(keypath, szUserDataPatch_fmt, usersid, squished_patch);
LocalFree(usersid);
}
@ -946,7 +932,6 @@ UINT MSIREG_DeleteUserDataPatchKey(LPCWSTR patch, MSIINSTALLCONTEXT context)
UINT MSIREG_OpenUserDataProductPatchesKey(LPCWSTR product, MSIINSTALLCONTEXT context,
HKEY *key, BOOL create)
{
UINT rc;
WCHAR squished_product[GUID_SIZE];
WCHAR keypath[0x200];
LPWSTR usersid;
@ -959,13 +944,11 @@ UINT MSIREG_OpenUserDataProductPatchesKey(LPCWSTR product, MSIINSTALLCONTEXT con
sprintfW(keypath, szUserDataProductPatches_fmt, szLocalSid, squished_product);
else
{
rc = get_user_sid(&usersid);
if (rc != ERROR_SUCCESS || !usersid)
if (!(usersid = get_user_sid()))
{
ERR("Failed to retrieve user SID: %d\n", rc);
return rc;
ERR("Failed to retrieve user SID\n");
return ERROR_FUNCTION_FAILED;
}
sprintfW(keypath, szUserDataProductPatches_fmt, usersid, squished_product);
LocalFree(usersid);
}
@ -979,7 +962,6 @@ UINT MSIREG_OpenUserDataProductPatchesKey(LPCWSTR product, MSIINSTALLCONTEXT con
UINT MSIREG_OpenInstallProps(LPCWSTR szProduct, MSIINSTALLCONTEXT dwContext,
LPCWSTR szUserSid, HKEY *key, BOOL create)
{
UINT rc;
LPWSTR usersid;
WCHAR squished_pc[GUID_SIZE];
WCHAR keypath[0x200];
@ -995,13 +977,11 @@ UINT MSIREG_OpenInstallProps(LPCWSTR szProduct, MSIINSTALLCONTEXT dwContext,
sprintfW(keypath, szInstallProperties_fmt, szUserSid, squished_pc);
else
{
rc = get_user_sid(&usersid);
if (rc != ERROR_SUCCESS || !usersid)
if (!(usersid = get_user_sid()))
{
ERR("Failed to retrieve user SID: %d\n", rc);
return rc;
ERR("Failed to retrieve user SID\n");
return ERROR_FUNCTION_FAILED;
}
sprintfW(keypath, szInstallProperties_fmt, usersid, squished_pc);
LocalFree(usersid);
}
@ -1014,7 +994,6 @@ UINT MSIREG_OpenInstallProps(LPCWSTR szProduct, MSIINSTALLCONTEXT dwContext,
UINT MSIREG_DeleteUserDataProductKey(LPCWSTR szProduct)
{
UINT rc;
WCHAR squished_pc[GUID_SIZE];
WCHAR keypath[0x200];
LPWSTR usersid;
@ -1024,16 +1003,14 @@ UINT MSIREG_DeleteUserDataProductKey(LPCWSTR szProduct)
return ERROR_FUNCTION_FAILED;
TRACE("squished (%s)\n", debugstr_w(squished_pc));
rc = get_user_sid(&usersid);
if (rc != ERROR_SUCCESS || !usersid)
if (!(usersid = get_user_sid()))
{
ERR("Failed to retrieve user SID: %d\n", rc);
return rc;
ERR("Failed to retrieve user SID\n");
return ERROR_FUNCTION_FAILED;
}
sprintfW(keypath, szUserDataProd_fmt, usersid, squished_pc);
LocalFree(usersid);
return RegDeleteTreeW(HKEY_LOCAL_MACHINE, keypath);
}
@ -1362,12 +1339,11 @@ UINT WINAPI MsiEnumProductsW(DWORD index, LPWSTR lpguid)
RegCloseKey(key);
key = 0;
r = get_user_sid(&usersid);
if (r != ERROR_SUCCESS || !usersid)
if (!(usersid = get_user_sid()))
{
ERR("Failed to retrieve user SID: %d\n", r);
ERR("Failed to retrieve user SID\n");
last_index = 0;
return r;
return ERROR_FUNCTION_FAILED;
}
sprintfW(keypath, szInstaller_LocalManaged_fmt, usersid);
LocalFree(usersid);
@ -2089,8 +2065,8 @@ static UINT msi_enum_patches(LPCWSTR szProductCode, LPCWSTR szUserSid,
if (!szUserSid)
{
get_user_sid(&usersid);
szUserSid = usersid;
szUserSid = usersid = get_user_sid();
if (!usersid) return ERROR_FUNCTION_FAILED;
}
if (dwContext & MSIINSTALLCONTEXT_USERMANAGED)