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/********************************************************/
/* ntapi: Native API core library */
/* Copyright (C) 2013--2017 Z. Gilboa */
/* Released under GPLv2 and GPLv3; see COPYING.NTAPI. */
/********************************************************/
#include <psxtypes/psxtypes.h>
#include <ntapi/nt_memory.h>
#include <ntapi/nt_process.h>
#include <ntapi/ntapi.h>
#include "ntapi_impl.h"
#if (__SIZEOF_POINTER__ == 4)
static wchar16_t runtime_arg[12] = {
' ','-','r',' ',
'i','n','t','e','g','r','a','l'};
#elif (__SIZEOF_POINTER__ == 8)
static wchar16_t runtime_arg[20] = {
' ','-','r',' ',
'i','n','t','e','g','r','a','l',
'-','r','u','n','t','i','m','e'};
#endif
int32_t __stdcall __ntapi_tt_get_runtime_data(
__out nt_runtime_data ** rtdata,
__in wchar16_t ** wargv)
{
int32_t status;
nt_process_parameters * process_params;
wchar16_t * addrarg;
uintptr_t address;
uintptr_t buffer;
nt_runtime_data * prtdata;
ntapi_internals * __internals;
/* init */
__internals = __ntapi_internals();
/* once? */
if (__internals->rtdata) {
*rtdata = __internals->rtdata;
return NT_STATUS_SUCCESS;
}
if (!(wargv = wargv ? wargv : __internals->ntapi_img_sec_bss->argv_envp_array))
return NT_STATUS_INVALID_PARAMETER;
if (!wargv[1] || !wargv[2])
return NT_STATUS_MORE_PROCESSING_REQUIRED;
/* integral process? */
addrarg = ((wargv[1][0] == '-') && (wargv[1][1] == 'r') && (wargv[1][2] == 0))
? wargv[2] : 0;
/* top-level framework process? */
if (!addrarg || wargv[3])
return NT_STATUS_MORE_PROCESSING_REQUIRED;
/* obtain pointer to data block */
if ((status = __ntapi->tt_hex_utf16_to_uintptr(
addrarg,&address)))
return status;
/* invalid pointer? */
if (address & 0xFFF)
return NT_STATUS_MORE_PROCESSING_REQUIRED;
/* address is aligned at page boundary */
if ((status = __ntapi->zw_read_virtual_memory(
NT_CURRENT_PROCESS_HANDLE,
(void *)address,
(char *)&buffer,
sizeof(buffer),
0)))
return status;
/* abi */
prtdata = (nt_runtime_data *)address;
if (__ntapi->tt_guid_compare(&prtdata->abi,&(nt_guid)NT_PROCESS_GUID_RTDATA))
return NT_STATUS_MORE_PROCESSING_REQUIRED;
/* update state */
prtdata->flags |= NT_RUNTIME_DATA_INTEGRAL_PROCESS;
/* avoid confusion :-) */
process_params = ((nt_peb *)pe_get_peb_address())->process_params;
__ntapi->tt_memcpy_utf16(
(wchar16_t *)pe_va_from_rva(
process_params->command_line.buffer,
process_params->command_line.strlen - sizeof(runtime_arg)),
runtime_arg,
sizeof(runtime_arg));
*rtdata = prtdata;
return NT_STATUS_SUCCESS;
}
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