更新EsptouchForIOS
This commit is contained in:
kai60
@@ -0,0 +1,44 @@
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//
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// ESPDataCode.h
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// EspTouchDemo
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//
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// Created by fby on 4/9/15.
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// Copyright (c) 2015 fby. All rights reserved.
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//
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#import <Foundation/Foundation.h>
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#define DATA_CODE_LEN 6
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/**
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* one data format:(data code should have 2 to 65 data)
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*
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* control byte high 4 bits low 4 bits
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* 1st 9bits: 0x0 crc(high) data(high)
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* 2nd 9bits: 0x1 sequence header
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* 3rd 9bits: 0x0 crc(low) data(low)
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*
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* sequence header: 0,1,2,...
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*
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* @author afunx
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*
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*/
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@interface ESPDataCode : NSObject
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{
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@private
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Byte _seqHeader;
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@private
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Byte _dataHigh;
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@private
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Byte _dataLow;
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@private
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Byte _crcHigh;
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@private
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Byte _crcLow;
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}
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- (NSData*) getBytes;
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- (id) initWithU8: (UInt8) u8 andIndex: (int) index;
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@end
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@@ -0,0 +1,59 @@
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//
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// ESPDataCode.m
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// EspTouchDemo
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//
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// Created by fby on 4/9/15.
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// Copyright (c) 2015 fby. All rights reserved.
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//
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#import "ESPDataCode.h"
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#import "ESP_ByteUtil.h"
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#import "ESP_CRC8.h"
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#define INDEX_MAX 127
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@implementation ESPDataCode
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- (id) initWithU8: (UInt8) u8 andIndex: (int) index
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{
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if (index > INDEX_MAX)
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{
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perror("index > INDEX_MAX");
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}
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self = [super init];
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if (self)
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{
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NSData* u8Data = [ESP_ByteUtil splitUint8To2Bytes:u8];
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[u8Data getBytes:&_dataHigh range:NSMakeRange(0, 1)];
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[u8Data getBytes:&_dataLow range:NSMakeRange(1, 1)];
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ESP_CRC8 *crc = [[ESP_CRC8 alloc]init];
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[crc updateWithValue:u8];
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[crc updateWithValue:index];
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NSData* crcData = [ESP_ByteUtil splitUint8To2Bytes:[crc getValue]];
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[crcData getBytes:&_crcHigh range:NSMakeRange(0, 1)];
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[crcData getBytes:&_crcLow range:NSMakeRange(1, 1)];
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_seqHeader = index;
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}
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return self;
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}
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- (NSData *) getBytes
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{
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Byte bytes[DATA_CODE_LEN];
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bytes[0] = 0x00;
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bytes[1] = [ESP_ByteUtil combine2bytesToOneWithHigh:_crcHigh andLow:_dataHigh];
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bytes[2] = 0x01;
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bytes[3] = _seqHeader;
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bytes[4] = 0x00;
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bytes[5] = [ESP_ByteUtil combine2bytesToOneWithHigh:_crcLow andLow:_dataLow];
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NSData* data = [[NSData alloc]initWithBytes:bytes length:DATA_CODE_LEN];
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return data;
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}
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- (NSString *)description
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{
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NSData* data = [self getBytes];
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return [ESP_ByteUtil getHexStringByData:data];
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}
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@end
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@@ -0,0 +1,38 @@
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//
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// ESPDatumCode.h
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// EspTouchDemo
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//
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// Created by fby on 4/9/15.
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// Copyright (c) 2015 fby. All rights reserved.
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//
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#import <Foundation/Foundation.h>
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@interface ESPDatumCode : NSObject
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{
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@private
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NSMutableArray *_dataCodes;
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}
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/**
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* Constructor of DatumCode
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*
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* @param apSsid
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* the Ap's ssid
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* @param apBssid
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* the Ap's bssid
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* @param apPwd
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* the Ap's password ssid
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* @param ipAddrData
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* the ip address of the phone or pad
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* @param isSsidHidden
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* whether the Ap's ssid is hidden
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*
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*/
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- (id) initWithSsid: (NSData *) apSsid andApBssid: (NSData *) apBssid andApPwd: (NSData*) apPwd andInetAddrData: (NSData *) ipAddrData andIsSsidHidden: (BOOL) isSsidHidden;
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- (NSData *) getBytes;
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- (NSData *) getU16s;
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@end
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@@ -0,0 +1,168 @@
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//
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// ESPDatumCode.m
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// EspTouchDemo
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//
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// Created by fby on 4/9/15.
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// Copyright (c) 2015 fby. All rights reserved.
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//
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#import "ESPDatumCode.h"
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#import "ESPDataCode.h"
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#import "ESP_ByteUtil.h"
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#import "ESP_CRC8.h"
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#import "ESP_NetUtil.h"
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// define by the Esptouch protocol, all of the datum code should add EXTRA_LEN to prevent 0
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#define EXTRA_LEN 40
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#define EXTRA_HEAD_LEN 5
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@implementation ESPDatumCode
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- (id) initWithSsid: (NSData *) apSsid andApBssid: (NSData *) apBssid andApPwd: (NSData*) apPwd andInetAddrData: (NSData *) ipAddrData andIsSsidHidden: (BOOL) isSsidHidden
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{
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self = [super init];
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if (self)
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{
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// Data = total len(1 byte) + apPwd len(1 byte) + SSID CRC(1 byte) +
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// BSSID CRC(1 byte) + TOTAL XOR(1 byte) + ipAddress(4 byte) + apPwd + apSsid apPwdLen <=
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// 105 at the moment
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// total xor
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UInt8 totalXor = 0;
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NSData *apPwdBytesData = apPwd;
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NSData *apSsidBytesData = apSsid;
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Byte apPwdBytes[[apPwdBytesData length]];
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Byte apSsidBytes[[apSsidBytesData length]];
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[apPwdBytesData getBytes:apPwdBytes length:[apPwdBytesData length]];
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[apSsidBytesData getBytes:apSsidBytes length:[apSsidBytesData length]];
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Byte apPwdLen = [apPwdBytesData length];
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ESP_CRC8 *crc = [[ESP_CRC8 alloc]init];
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[crc updateWithBuf:apSsidBytes Nbytes:(int)sizeof(apSsidBytes)];
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Byte apSsidCrc = [crc getValue];
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[crc reset];
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NSData *apBssidData = apBssid;
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int apBssidDataLen = (int)[apBssidData length];
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Byte apBssidBytes[apBssidDataLen];
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[apBssidData getBytes:apBssidBytes length:[apBssidData length]];
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[crc updateWithBuf:apBssidBytes Nbytes:apBssidDataLen];
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UInt8 apBssidCrc = [crc getValue];
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UInt8 apSsidLen = sizeof(apSsidBytes);
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// only support ipv4 at the moment
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UInt8 ipLen = [ipAddrData length];
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Byte ipAddrUint8s[ipLen];
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[ipAddrData getBytes:ipAddrUint8s length:[ipAddrData length]];
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UInt8 _totalLen = EXTRA_HEAD_LEN + ipLen + apPwdLen + apSsidLen;
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UInt8 totalLen = isSsidHidden ? (EXTRA_HEAD_LEN + ipLen + apPwdLen + apSsidLen):(EXTRA_HEAD_LEN + ipLen + apPwdLen);
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// build data codes
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_dataCodes = [[NSMutableArray alloc]initWithCapacity:totalLen + apBssidDataLen];
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ESPDataCode *dataCode = [[ESPDataCode alloc]initWithU8:_totalLen andIndex:0];
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[_dataCodes addObject:dataCode];
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totalXor ^= _totalLen;
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dataCode = [[ESPDataCode alloc]initWithU8:apPwdLen andIndex:1];
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[_dataCodes addObject:dataCode];
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totalXor ^= apPwdLen;
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dataCode = [[ESPDataCode alloc]initWithU8:apSsidCrc andIndex:2];
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[_dataCodes addObject:dataCode];
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totalXor ^= apSsidCrc;
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dataCode = [[ESPDataCode alloc]initWithU8:apBssidCrc andIndex:3];
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[_dataCodes addObject:dataCode];
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totalXor ^= apBssidCrc;
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// ESPDataCode 4 is nil
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for (int i = 0; i < ipLen; i++)
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{
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dataCode = [[ESPDataCode alloc]initWithU8:ipAddrUint8s[i] andIndex:i + EXTRA_HEAD_LEN];
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[_dataCodes addObject:dataCode];
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totalXor ^= ipAddrUint8s[i];
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}
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for (int i = 0; i < apPwdLen; i++)
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{
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dataCode = [[ESPDataCode alloc]initWithU8:apPwdBytes[i] andIndex:i + EXTRA_HEAD_LEN + ipLen];
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[_dataCodes addObject:dataCode];
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totalXor ^= apPwdBytes[i];
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}
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// totalXor will xor apSsidChars no matter whether the ssid is hidden
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for (int i = 0; i < apSsidLen; i++)
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{
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totalXor ^= apSsidBytes[i];
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}
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if (isSsidHidden)
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{
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for (int i = 0; i < apSsidLen; i++)
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{
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dataCode = [[ESPDataCode alloc]initWithU8:apSsidBytes[i] andIndex:i + EXTRA_HEAD_LEN + ipLen + apPwdLen];
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[_dataCodes addObject:dataCode];
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}
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}
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// add total xor last
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dataCode = [[ESPDataCode alloc]initWithU8:totalXor andIndex:4];
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[_dataCodes insertObject:dataCode atIndex:4];
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// add bssid
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NSUInteger bssidInsertIndex = EXTRA_HEAD_LEN;
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for (int i = 0; i < apBssidDataLen; i++) {
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int index = totalLen + i;
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Byte b = apBssidBytes[i];
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ESPDataCode *dc = [[ESPDataCode alloc] initWithU8:b andIndex:index];
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if (bssidInsertIndex >= _dataCodes.count) {
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[_dataCodes addObject:dc];
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} else {
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[_dataCodes insertObject:dc atIndex:bssidInsertIndex];
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}
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bssidInsertIndex += 4;
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}
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}
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return self;
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}
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- (NSData *) getBytes
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{
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Byte datumCode[[_dataCodes count] * DATA_CODE_LEN];
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for (int i = 0; i < [_dataCodes count]; i++)
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{
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ESPDataCode *dataCode = [_dataCodes objectAtIndex:i];
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NSData *bytesData = [dataCode getBytes];
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Byte bytes[DATA_CODE_LEN];
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[bytesData getBytes:bytes length:DATA_CODE_LEN];
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void *dest = datumCode + i * DATA_CODE_LEN * sizeof(Byte);
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void *src = bytes;
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memcpy(dest, src, DATA_CODE_LEN);
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}
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return [[NSData alloc]initWithBytes:datumCode length:sizeof(datumCode)];
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}
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- (NSData *) getU16s
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{
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NSData *dataBytes = [self getBytes];
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NSInteger totalLen = [dataBytes length];
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Byte bytes[totalLen];
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[dataBytes getBytes:bytes length:totalLen];
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NSInteger len = totalLen / 2;
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UInt16 dataU16s[len];
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Byte high, low;
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for (int i = 0; i < len; i++)
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{
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high = bytes[i * 2];
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low = bytes[i * 2 + 1];
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dataU16s[i] = [ESP_ByteUtil combine2bytesToU16WithHigh:high andLow:low] + EXTRA_LEN;
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}
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return [[NSData alloc]initWithBytes:dataU16s length:totalLen];
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}
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- (NSString *)description
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{
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NSData* data = [self getBytes];
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return [ESP_ByteUtil getHexStringByData:data];
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}
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@end
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@@ -0,0 +1,15 @@
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//
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// ESPGuideCode.h
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// EspTouchDemo
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//
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// Created by fby on 4/9/15.
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// Copyright (c) 2015 fby. All rights reserved.
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//
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#import <Foundation/Foundation.h>
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@interface ESPGuideCode : NSObject
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- (NSData *) getU16s;
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@end
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@@ -0,0 +1,34 @@
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//
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// ESPGuideCode.m
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// EspTouchDemo
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//
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// Created by fby on 4/9/15.
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// Copyright (c) 2015 fby. All rights reserved.
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//
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#import "ESPGuideCode.h"
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#import "ESP_ByteUtil.h"
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#define GUIDE_CODE_LEN 4
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@implementation ESPGuideCode
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- (NSData *) getU16s
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{
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UInt16 guideU16s[GUIDE_CODE_LEN];
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guideU16s[0] = 515;
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guideU16s[1] = 514;
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guideU16s[2] = 513;
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guideU16s[3] = 512;
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NSData* data = [[NSData alloc]initWithBytes:guideU16s length:GUIDE_CODE_LEN*2];
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return data;
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}
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- (NSString *)description
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{
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NSData* data = [self getU16s];
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return [ESP_ByteUtil getHexStringByData:data];
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}
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@end
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@@ -0,0 +1,46 @@
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//
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// ESPTouchGenerator.h
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// EspTouchDemo
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//
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// Created by fby on 4/9/15.
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// Copyright (c) 2015 fby. All rights reserved.
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//
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#import <Foundation/Foundation.h>
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@interface ESPTouchGenerator : NSObject
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{
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@private
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NSMutableArray *_gcBytes2;
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@private
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NSMutableArray *_dcBytes2;
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}
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/**
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* Constructor of EsptouchGenerator, it will cost some time(maybe a bit much)
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*
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* @param apSsid
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* the Ap's ssid
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* @param apBssid
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* the Ap's bssid
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* @param apPwd
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* the Ap's password
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* @param ipAddrData
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* the ip address of the phone or pad
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* @param isSsidHidden
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* whether the Ap's ssid is hidden
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*/
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- (id) initWithSsid: (NSData *)apSsid andApBssid: (NSData *)apBssid andApPassword: (NSData *)apPwd andInetAddrData: (NSData *)ipAddrData andIsSsidHidden: (BOOL)isSsidHidden;
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/**
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* Get guide code by the format of byte[][]
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* @return guide code by the format of byte[][]
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*/
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- (NSArray *) getGCBytes2;
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/**
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* Get data code by the format of byte[][]
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* @return data code by the format of byte[][]
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*/
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- (NSArray *) getDCBytes2;
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@end
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@@ -0,0 +1,60 @@
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//
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// ESPTouchGenerator.m
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// EspTouchDemo
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//
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// Created by fby on 4/9/15.
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// Copyright (c) 2015 fby. All rights reserved.
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//
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#import "ESPTouchGenerator.h"
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#import "ESP_ByteUtil.h"
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#import "ESPGuideCode.h"
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#import "ESPDatumCode.h"
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@implementation ESPTouchGenerator
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- (id) initWithSsid: (NSData *)apSsid andApBssid: (NSData *)apBssid andApPassword: (NSData *)apPwd andInetAddrData: (NSData *)ipAddrData andIsSsidHidden:(BOOL) isSsidHidden
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{
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self = [super init];
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if (self)
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{
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// generate guide code
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ESPGuideCode *gc = [[ESPGuideCode alloc]init];
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NSData *gcData1 = [gc getU16s];
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NSUInteger gcData1Len = [gcData1 length];
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UInt16 gcU16_1[gcData1Len/2];
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[gcData1 getBytes:gcU16_1 length:gcData1Len];
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_gcBytes2 = [[NSMutableArray alloc]initWithCapacity:gcData1Len];
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for (int i = 0; i < gcData1Len/2; i++)
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{
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NSData* data = [ESP_ByteUtil genSpecBytesWithU16:gcU16_1[i]];
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[_gcBytes2 addObject:data];
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}
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// generate data code
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ESPDatumCode *dc = [[ESPDatumCode alloc]initWithSsid:apSsid andApBssid:apBssid andApPwd:apPwd andInetAddrData:ipAddrData andIsSsidHidden:isSsidHidden];
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NSData *dcData1 = [dc getU16s];
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NSUInteger dcDataLen = [dcData1 length];
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UInt16 dcU16_1[dcDataLen/2];
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[dcData1 getBytes:dcU16_1 length:dcDataLen];
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_dcBytes2 = [[NSMutableArray alloc]initWithCapacity:dcDataLen];
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for (int i = 0; i < dcDataLen/2; i++)
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{
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NSData* data = [ESP_ByteUtil genSpecBytesWithU16:dcU16_1[i]];
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[_dcBytes2 addObject:data];
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}
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}
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return self;
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}
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- (NSArray *) getGCBytes2
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{
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return _gcBytes2;
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}
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- (NSArray *) getDCBytes2
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{
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return _dcBytes2;
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}
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@end
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Reference in New Issue
Block a user