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Improved stubs to show the correct behavior.

This commit is contained in:
Paul Vriens 2005-07-05 11:46:37 +00:00 committed by Alexandre Julliard
parent 81fb184da7
commit d5820a0422
1 changed files with 56 additions and 35 deletions
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91
dlls/ntdll/nt.c
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@ -637,11 +637,15 @@ NTSTATUS WINAPI NtQuerySystemInformation(
break;
case SystemPerformanceInformation:
{
SYSTEM_PERFORMANCE_INFORMATION* spi = (SYSTEM_PERFORMANCE_INFORMATION*)SystemInformation;
if (Length >= sizeof(*spi))
SYSTEM_PERFORMANCE_INFORMATION spi;
memset(&spi, 0 , sizeof(spi));
len = sizeof(spi);
if (Length >= len)
{
memset(spi, 0, sizeof(*spi)); /* FIXME */
len = sizeof(*spi);
if (!SystemInformation) ret = STATUS_ACCESS_VIOLATION;
else memcpy( SystemInformation, &spi, len);
}
else ret = STATUS_INFO_LENGTH_MISMATCH;
}
@ -787,26 +791,30 @@ NTSTATUS WINAPI NtQuerySystemInformation(
break;
case SystemProcessorPerformanceInformation:
{
SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION* sppi = (SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION*)SystemInformation;
if (Length >= sizeof(*sppi))
SYSTEM_PROCESSOR_PERFORMANCE_INFORMATION sppi;
memset(&sppi, 0 , sizeof(sppi)); /* FIXME */
len = sizeof(sppi);
if (Length >= len)
{
memset(sppi, 0, sizeof(*sppi)); /* FIXME */
len = sizeof(*sppi);
if (!SystemInformation) ret = STATUS_ACCESS_VIOLATION;
else memcpy( SystemInformation, &sppi, len);
}
else ret = STATUS_INFO_LENGTH_MISMATCH;
}
break;
case SystemModuleInformation:
{
SYSTEM_DRIVER_INFORMATION sdi;
SYSTEM_MODULE_INFORMATION smi;
memset(&sdi, 0, sizeof(sdi));
len = sizeof(sdi);
memset(&smi, 0, sizeof(smi));
len = sizeof(smi);
if ( Length >= len)
{
if (!SystemInformation) ret = STATUS_ACCESS_VIOLATION;
else memcpy( SystemInformation, &sdi, len);
else memcpy( SystemInformation, &smi, len);
}
else ret = STATUS_INFO_LENGTH_MISMATCH;
}
@ -828,11 +836,15 @@ NTSTATUS WINAPI NtQuerySystemInformation(
break;
case SystemCacheInformation:
{
SYSTEM_CACHE_INFORMATION* sci = (SYSTEM_CACHE_INFORMATION*)SystemInformation;
if (Length >= sizeof(*sci))
SYSTEM_CACHE_INFORMATION sci;
memset(&sci, 0, sizeof(sci)); /* FIXME */
len = sizeof(sci);
if ( Length >= len)
{
memset(sci, 0, sizeof(*sci)); /* FIXME */
len = sizeof(*sci);
if (!SystemInformation) ret = STATUS_ACCESS_VIOLATION;
else memcpy( SystemInformation, &sci, len);
}
else ret = STATUS_INFO_LENGTH_MISMATCH;
}
@ -854,33 +866,42 @@ NTSTATUS WINAPI NtQuerySystemInformation(
break;
case SystemKernelDebuggerInformation:
{
PSYSTEM_KERNEL_DEBUGGER_INFORMATION pkdi;
if( Length >= sizeof(*pkdi))
SYSTEM_KERNEL_DEBUGGER_INFORMATION skdi;
skdi.DebuggerEnabled = FALSE;
skdi.DebuggerNotPresent = TRUE;
len = sizeof(skdi);
if ( Length >= len)
{
pkdi = SystemInformation;
pkdi->DebuggerEnabled = FALSE;
pkdi->DebuggerNotPresent = TRUE;
len = sizeof(*pkdi);
if (!SystemInformation) ret = STATUS_ACCESS_VIOLATION;
else memcpy( SystemInformation, &skdi, len);
}
else ret = STATUS_INFO_LENGTH_MISMATCH;
}
break;
case SystemRegistryQuotaInformation:
/* Something to do with the size of the registry *
* Since we don't have a size limitation, fake it *
* This is almost certainly wrong. *
* This sets each of the three words in the struct to 32 MB, *
* which is enough to make the IE 5 installer happy. */
{
SYSTEM_REGISTRY_QUOTA_INFORMATION* srqi = (SYSTEM_REGISTRY_QUOTA_INFORMATION*)SystemInformation;
if (Length >= sizeof(*srqi))
/* Something to do with the size of the registry *
* Since we don't have a size limitation, fake it *
* This is almost certainly wrong. *
* This sets each of the three words in the struct to 32 MB, *
* which is enough to make the IE 5 installer happy. */
SYSTEM_REGISTRY_QUOTA_INFORMATION srqi;
srqi.RegistryQuotaAllowed = 0x2000000;
srqi.RegistryQuotaUsed = 0x200000;
srqi.Reserved1 = (void*)0x200000;
len = sizeof(srqi);
if ( Length >= len)
{
FIXME("(0x%08x,%p,0x%08lx,%p) faking max registry size of 32 MB\n",
SystemInformationClass,SystemInformation,Length,ResultLength);
srqi->RegistryQuotaAllowed = 0x2000000;
srqi->RegistryQuotaUsed = 0x200000;
srqi->Reserved1 = (void*)0x200000;
len = sizeof(*srqi);
if (!SystemInformation) ret = STATUS_ACCESS_VIOLATION;
else
{
FIXME("SystemRegistryQuotaInformation: faking max registry size of 32 MB\n");
memcpy( SystemInformation, &srqi, len);
}
}
else ret = STATUS_INFO_LENGTH_MISMATCH;
}