Blame src/socket/ntapi_sc_getpeername_v1.c

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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_object.h>
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#include <ntapi/nt_file.h>
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#include <ntapi/nt_socket.h>
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#include <ntapi/ntapi.h>
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#include "ntapi_impl.h"
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typedef struct _nt_afd_server_socket_name_info {
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	uint32_t	unknown;
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	uint32_t	type;
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	uint32_t	service_flags;
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	char		sa_data[14];
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} nt_afd_server_socket_name_info;
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struct __addr_memcpy {
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	uint16_t	d0;
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	uint16_t	d1;
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	uint16_t	d2;
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	uint16_t	d3;
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	uint16_t	d4;
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	uint16_t	d5;
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	uint16_t	d6;
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	uint16_t	d7;
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};
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int32_t __cdecl __ntapi_sc_getpeername_v1(
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	__in	nt_socket *		hssocket,
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	__in	nt_sockaddr *		addr,
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	__in	uint16_t *		addrlen,
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	__out	nt_iosb volatile *	iosb	__optional)
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{
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	nt_iosb volatile		siosb;
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	nt_afd_server_socket_name_info	sock_name_info;
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	struct __addr_memcpy *		asrc;
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	struct __addr_memcpy *		adst;
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	iosb = iosb ? iosb : &siosb;
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	hssocket->iostatus = __ntapi->zw_device_io_control_file(
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			hssocket->hsocket,
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			hssocket->hevent,
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			0,
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			0,
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			iosb,
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			NT_AFD_IOCTL_GET_PEER_NAME,
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			0,
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			0,
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			&sock_name_info,
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			sizeof(sock_name_info));
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	__ntapi->sc_wait(hssocket,iosb,0);
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	if (!hssocket->iostatus) {
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		addr->sa_addr_in4.sa_family = hssocket->domain;
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		asrc = (struct __addr_memcpy *)&(sock_name_info.sa_data);
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		adst = (struct __addr_memcpy *)addr;
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		adst->d1 = asrc->d0;
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		adst->d2 = asrc->d1;
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		adst->d3 = asrc->d2;
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		adst->d4 = asrc->d3;
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		adst->d5 = asrc->d4;
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		adst->d6 = asrc->d5;
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		adst->d7 = asrc->d6;
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		*addrlen = (uint16_t)iosb->info;
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	};
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	return hssocket->iostatus;
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}