BOOLEAN
InfGetData(PINFCONTEXT Context,
PWCHAR *Key,
PWCHAR *Data)
{
return INF_SUCCESS(InfpGetData(Context, Key, Data));
}
int
InfHostGetData(PINFCONTEXT Context,
WCHAR **Key,
WCHAR **Data)
{
INFSTATUS Status;
Status = InfpGetData(Context, Key, Data);
if (INF_SUCCESS(Status))
{
return 0;
}
else
{
errno = Status;
return -1;
}
}
/* if found, len is set to the substitution length */
static PCWSTR
InfpGetSubstitutionString(PINFCACHE Inf,
PCWSTR str,
unsigned int *len,
BOOL no_trailing_slash)
{
static const WCHAR percent = '%';
INFSTATUS Status = INF_STATUS_NOT_FOUND;
PINFCONTEXT Context = NULL;
PWCHAR Data = NULL;
WCHAR ValueName[MAX_INF_STRING_LENGTH +1];
WCHAR StringLangId[13];
if (!*len) /* empty string (%%) is replaced by single percent */
{
*len = 1;
return &percent;
}
memcpy(ValueName, str, *len * sizeof(WCHAR));
ValueName[*len] = 0;
DPRINT("Value name: %S\n", ValueName);
if (Inf->LanguageId != 0)
{
swprintf(StringLangId,
L"Strings.%04hx",
Inf->LanguageId);
Status = InfpFindFirstLine(Inf,
StringLangId,
ValueName,
&Context);
if (Status != INF_STATUS_SUCCESS)
{
swprintf(StringLangId,
L"Strings.%04hx",
MAKELANGID(PRIMARYLANGID(Inf->LanguageId), SUBLANG_NEUTRAL));
Status = InfpFindFirstLine(Inf,
StringLangId,
ValueName,
&Context);
if (Status != INF_STATUS_SUCCESS)
{
Status = InfpFindFirstLine(Inf,
L"Strings",
ValueName,
&Context);
}
}
}
else
{
Status = InfpFindFirstLine(Inf,
L"Strings",
ValueName,
&Context);
}
if (Status != INF_STATUS_SUCCESS || Context == NULL)
return NULL;
Status = InfpGetData(Context,
NULL,
&Data);
InfpFreeContext(Context);
if (Status == STATUS_SUCCESS)
{
*len = strlenW(Data);
DPRINT("Substitute: %S Length: %ul\n", Data, *len);
return Data;
}
return NULL;
}
