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/********************************************************/
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/* ntapi: Native API core library */
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/* Copyright (C) 2013--2021 Z. Gilboa */
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/* Released under GPLv2 and GPLv3; see COPYING.NTAPI. */
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/********************************************************/
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#include <psxtypes/psxtypes.h>
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#include <ntapi/nt_status.h>
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#include "ntapi_impl.h"
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static int32_t __tt_dec_utf16_to_uint64(
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__in const wchar16_t * wch_arg,
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__in const wchar16_t * wch_cap,
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__out uint64_t * key)
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{
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int32_t status;
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uint64_t lkey;
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uint64_t hkey;
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const wchar16_t * wch;
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if (wch_cap <= wch_arg)
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return NT_STATUS_INVALID_PARAMETER;
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else if (wch_cap - wch_arg > 20)
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return NT_STATUS_INVALID_PARAMETER;
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lkey = 0;
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hkey = 0;
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if (wch_cap - wch_arg == 20) {
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if ((status = __tt_dec_utf16_to_uint64(
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&wch_arg[6],wch_cap,
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&hkey)))
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return status;
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if (hkey > 18446744073709)
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return NT_STATUS_INTEGER_OVERFLOW;
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hkey *= 1000000;
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wch_cap = &wch_arg[6];
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}
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for (wch=wch_arg; wch
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if ((*wch < '0') || (*wch > '9'))
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return NT_STATUS_INVALID_PARAMETER;
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lkey *= 10;
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lkey += *wch - '0';
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}
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*key = lkey + hkey;
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return NT_STATUS_SUCCESS;
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}
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int32_t __stdcall __ntapi_tt_dec_utf16_to_uint16(
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__in const wchar16_t * wch_arg,
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__in const wchar16_t * wch_cap,
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__out uint16_t * key)
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{
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int32_t status;
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uint64_t skey;
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uint16_t rkey;
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if ((status = __tt_dec_utf16_to_uint64(wch_arg,wch_cap,&skey)))
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return status;
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if ((rkey = skey) < skey)
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return NT_STATUS_INTEGER_OVERFLOW;
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*key = rkey;
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return NT_STATUS_SUCCESS;
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}
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int32_t __stdcall __ntapi_tt_dec_utf16_to_uint32(
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__in const wchar16_t * wch_arg,
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__in const wchar16_t * wch_cap,
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__out uint32_t * key)
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{
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int32_t status;
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uint64_t skey;
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uint32_t rkey;
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if ((status = __tt_dec_utf16_to_uint64(wch_arg,wch_cap,&skey)))
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return status;
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if ((rkey = skey) < skey)
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return NT_STATUS_INTEGER_OVERFLOW;
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*key = rkey;
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return NT_STATUS_SUCCESS;
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}
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int32_t __stdcall __ntapi_tt_dec_utf16_to_uint64(
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__in const wchar16_t * wch_arg,
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__in const wchar16_t * wch_cap,
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__out uint64_t * key)
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{
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return __tt_dec_utf16_to_uint64(
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wch_arg,wch_cap,key);
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}
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#ifdef __NT32
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int32_t __stdcall __ntapi_tt_dec_utf16_to_uintptr(
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__in const wchar16_t * wch_arg,
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__in const wchar16_t * wch_cap,
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__out uintptr_t * key)
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{
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return __ntapi_tt_dec_utf16_to_uint32(
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wch_arg,wch_cap,key);
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}
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#endif
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#ifdef __NT64
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int32_t __stdcall __ntapi_tt_dec_utf16_to_uintptr(
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__in const wchar16_t * wch_arg,
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__in const wchar16_t * wch_cap,
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__out uintptr_t * key)
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{
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return __tt_dec_utf16_to_uint64(
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wch_arg,wch_cap,key);
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}
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#endif
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