[79] | 1 | //***************************************************************************** |
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| 2 | // |
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| 3 | //! \file socket.c |
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| 4 | //! \brief SOCKET APIs Implements file. |
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| 5 | //! \details SOCKET APIs like as Berkeley Socket APIs. |
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| 6 | //! \version 1.0.3 |
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| 7 | //! \date 2013/10/21 |
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| 8 | //! \par Revision history |
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| 9 | //! <2015/02/05> Notice |
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| 10 | //! The version history is not updated after this point. |
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| 11 | //! Download the latest version directly from GitHub. Please visit the our GitHub repository for ioLibrary. |
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| 12 | //! >> https://github.com/Wiznet/ioLibrary_Driver |
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| 13 | //! <2014/05/01> V1.0.3. Refer to M20140501 |
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| 14 | //! 1. Implicit type casting -> Explicit type casting. |
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| 15 | //! 2. replace 0x01 with PACK_REMAINED in recvfrom() |
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| 16 | //! 3. Validation a destination ip in connect() & sendto(): |
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| 17 | //! It occurs a fatal error on converting unint32 address if uint8* addr parameter is not aligned by 4byte address. |
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| 18 | //! Copy 4 byte addr value into temporary uint32 variable and then compares it. |
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| 19 | //! <2013/12/20> V1.0.2 Refer to M20131220 |
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| 20 | //! Remove Warning. |
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| 21 | //! <2013/11/04> V1.0.1 2nd Release. Refer to "20131104". |
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| 22 | //! In sendto(), Add to clear timeout interrupt status (Sn_IR_TIMEOUT) |
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| 23 | //! <2013/10/21> 1st Release |
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| 24 | //! \author MidnightCow |
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| 25 | //! \copyright |
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| 26 | //! |
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| 27 | //! Copyright (c) 2013, WIZnet Co., LTD. |
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| 28 | //! All rights reserved. |
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| 29 | //! |
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| 30 | //! Redistribution and use in source and binary forms, with or without |
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| 31 | //! modification, are permitted provided that the following conditions |
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| 32 | //! are met: |
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| 33 | //! |
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| 34 | //! * Redistributions of source code must retain the above copyright |
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| 35 | //! notice, this list of conditions and the following disclaimer. |
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| 36 | //! * Redistributions in binary form must reproduce the above copyright |
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| 37 | //! notice, this list of conditions and the following disclaimer in the |
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| 38 | //! documentation and/or other materials provided with the distribution. |
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| 39 | //! * Neither the name of the <ORGANIZATION> nor the names of its |
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| 40 | //! contributors may be used to endorse or promote products derived |
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| 41 | //! from this software without specific prior written permission. |
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| 42 | //! |
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| 43 | //! THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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| 44 | //! AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 45 | //! IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 46 | //! ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
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| 47 | //! LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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| 48 | //! CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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| 49 | //! SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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| 50 | //! INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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| 51 | //! CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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| 52 | //! ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
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| 53 | //! THE POSSIBILITY OF SUCH DAMAGE. |
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| 54 | // |
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| 55 | //***************************************************************************** |
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| 56 | #include "socket.h" |
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| 57 | |
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| 58 | //M20150401 : Typing Error |
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| 59 | //#define SOCK_ANY_PORT_NUM 0xC000; |
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| 60 | #define SOCK_ANY_PORT_NUM 0xC000 |
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| 61 | |
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| 62 | static uint16_t sock_any_port = SOCK_ANY_PORT_NUM; |
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| 63 | static uint16_t sock_io_mode = 0; |
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| 64 | static uint16_t sock_is_sending = 0; |
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| 65 | |
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| 66 | static uint16_t sock_remained_size[_WIZCHIP_SOCK_NUM_] = {0,0,}; |
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| 67 | |
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| 68 | //M20150601 : For extern decleation |
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| 69 | //static uint8_t sock_pack_info[_WIZCHIP_SOCK_NUM_] = {0,}; |
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| 70 | uint8_t sock_pack_info[_WIZCHIP_SOCK_NUM_] = {0,}; |
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| 71 | // |
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| 72 | |
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| 73 | #if _WIZCHIP_ == 5200 |
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| 74 | static uint16_t sock_next_rd[_WIZCHIP_SOCK_NUM_] ={0,}; |
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| 75 | #endif |
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| 76 | |
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| 77 | //A20150601 : For integrating with W5300 |
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| 78 | #if _WIZCHIP_ == 5300 |
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| 79 | uint8_t sock_remained_byte[_WIZCHIP_SOCK_NUM_] = {0,}; // set by wiz_recv_data() |
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| 80 | #endif |
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| 81 | |
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| 82 | |
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| 83 | #define CHECK_SOCKNUM() \ |
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| 84 | do{ \ |
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| 85 | if(sn > _WIZCHIP_SOCK_NUM_) return SOCKERR_SOCKNUM; \ |
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| 86 | }while(0); \ |
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| 87 | |
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| 88 | #define CHECK_SOCKMODE(mode) \ |
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| 89 | do{ \ |
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| 90 | if((getSn_MR(sn) & 0x0F) != mode) return SOCKERR_SOCKMODE; \ |
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| 91 | }while(0); \ |
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| 92 | |
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| 93 | #define CHECK_SOCKINIT() \ |
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| 94 | do{ \ |
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| 95 | if((getSn_SR(sn) != SOCK_INIT)) return SOCKERR_SOCKINIT; \ |
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| 96 | }while(0); \ |
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| 97 | |
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| 98 | #define CHECK_SOCKDATA() \ |
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| 99 | do{ \ |
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| 100 | if(len == 0) return SOCKERR_DATALEN; \ |
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| 101 | }while(0); \ |
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| 102 | |
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| 103 | |
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| 104 | |
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| 105 | int8_t socket(uint8_t sn, uint8_t protocol, uint16_t port, uint8_t flag) |
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| 106 | { |
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| 107 | CHECK_SOCKNUM(); |
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| 108 | switch(protocol) |
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| 109 | { |
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| 110 | case Sn_MR_TCP : |
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| 111 | { |
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| 112 | //M20150601 : Fixed the warning - taddr will never be NULL |
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| 113 | /* |
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| 114 | uint8_t taddr[4]; |
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| 115 | getSIPR(taddr); |
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| 116 | */ |
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| 117 | uint32_t taddr; |
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| 118 | getSIPR((uint8_t*)&taddr); |
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| 119 | if(taddr == 0) return SOCKERR_SOCKINIT; |
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| 120 | break; |
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| 121 | } |
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| 122 | case Sn_MR_UDP : |
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| 123 | case Sn_MR_MACRAW : |
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| 124 | case Sn_MR_IPRAW : |
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| 125 | break; |
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| 126 | #if ( _WIZCHIP_ < 5200 ) |
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| 127 | case Sn_MR_PPPoE : |
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| 128 | break; |
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| 129 | #endif |
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| 130 | default : |
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| 131 | return SOCKERR_SOCKMODE; |
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| 132 | } |
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| 133 | //M20150601 : For SF_TCP_ALIGN & W5300 |
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| 134 | //if((flag & 0x06) != 0) return SOCKERR_SOCKFLAG; |
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| 135 | if((flag & 0x04) != 0) return SOCKERR_SOCKFLAG; |
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| 136 | #if _WIZCHIP_ == 5200 |
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| 137 | if(flag & 0x10) return SOCKERR_SOCKFLAG; |
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| 138 | #endif |
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| 139 | |
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| 140 | if(flag != 0) |
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| 141 | { |
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| 142 | switch(protocol) |
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| 143 | { |
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| 144 | case Sn_MR_TCP: |
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| 145 | //M20150601 : For SF_TCP_ALIGN & W5300 |
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| 146 | #if _WIZCHIP_ == 5300 |
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| 147 | if((flag & (SF_TCP_NODELAY|SF_IO_NONBLOCK|SF_TCP_ALIGN))==0) return SOCKERR_SOCKFLAG; |
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| 148 | #else |
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| 149 | if((flag & (SF_TCP_NODELAY|SF_IO_NONBLOCK))==0) return SOCKERR_SOCKFLAG; |
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| 150 | #endif |
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| 151 | |
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| 152 | break; |
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| 153 | case Sn_MR_UDP: |
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| 154 | if(flag & SF_IGMP_VER2) |
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| 155 | { |
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| 156 | if((flag & SF_MULTI_ENABLE)==0) return SOCKERR_SOCKFLAG; |
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| 157 | } |
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| 158 | #if _WIZCHIP_ == 5500 |
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| 159 | if(flag & SF_UNI_BLOCK) |
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| 160 | { |
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| 161 | if((flag & SF_MULTI_ENABLE) == 0) return SOCKERR_SOCKFLAG; |
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| 162 | } |
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| 163 | #endif |
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| 164 | break; |
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| 165 | default: |
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| 166 | break; |
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| 167 | } |
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| 168 | } |
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| 169 | close(sn); |
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| 170 | //M20150601 |
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| 171 | #if _WIZCHIP_ == 5300 |
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| 172 | setSn_MR(sn, ((uint16_t)(protocol | (flag & 0xF0))) | (((uint16_t)(flag & 0x02)) << 7) ); |
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| 173 | #else |
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| 174 | setSn_MR(sn, (protocol | (flag & 0xF0))); |
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| 175 | #endif |
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| 176 | if(!port) |
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| 177 | { |
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| 178 | port = sock_any_port++; |
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| 179 | if(sock_any_port == 0xFFF0) sock_any_port = SOCK_ANY_PORT_NUM; |
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| 180 | } |
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| 181 | setSn_PORT(sn,port); |
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| 182 | setSn_CR(sn,Sn_CR_OPEN); |
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| 183 | while(getSn_CR(sn)); |
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| 184 | //A20150401 : For release the previous sock_io_mode |
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| 185 | sock_io_mode &= ~(1 <<sn); |
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| 186 | // |
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| 187 | sock_io_mode |= ((flag & SF_IO_NONBLOCK) << sn); |
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| 188 | sock_is_sending &= ~(1<<sn); |
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| 189 | sock_remained_size[sn] = 0; |
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| 190 | //M20150601 : repalce 0 with PACK_COMPLETED |
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| 191 | //sock_pack_info[sn] = 0; |
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| 192 | sock_pack_info[sn] = PACK_COMPLETED; |
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| 193 | // |
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| 194 | while(getSn_SR(sn) == SOCK_CLOSED); |
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| 195 | return (int8_t)sn; |
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| 196 | } |
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| 197 | |
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| 198 | int8_t close(uint8_t sn) |
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| 199 | { |
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| 200 | CHECK_SOCKNUM(); |
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| 201 | //A20160426 : Applied the erratum 1 of W5300 |
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| 202 | #if (_WIZCHIP_ == 5300) |
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| 203 | //M20160503 : Wrong socket parameter. s -> sn |
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| 204 | //if( ((getSn_MR(s)& 0x0F) == Sn_MR_TCP) && (getSn_TX_FSR(s) != getSn_TxMAX(s)) ) |
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| 205 | if( ((getSn_MR(sn)& 0x0F) == Sn_MR_TCP) && (getSn_TX_FSR(sn) != getSn_TxMAX(sn)) ) |
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| 206 | { |
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| 207 | uint8_t destip[4] = {0, 0, 0, 1}; |
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| 208 | // TODO |
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| 209 | // You can wait for completing to sending data; |
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| 210 | // wait about 1 second; |
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| 211 | // if you have completed to send data, skip the code of erratum 1 |
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| 212 | // ex> wait_1s(); |
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| 213 | // if (getSn_TX_FSR(s) == getSn_TxMAX(s)) continue; |
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| 214 | // |
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| 215 | //M20160503 : The socket() of close() calls close() itself again. It occures a infinite loop - close()->socket()->close()->socket()-> ~ |
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| 216 | //socket(s,Sn_MR_UDP,0x3000,0); |
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| 217 | //sendto(s,destip,1,destip,0x3000); // send the dummy data to an unknown destination(0.0.0.1). |
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| 218 | setSn_MR(sn,Sn_MR_UDP); |
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| 219 | setSn_PORTR(sn, 0x3000); |
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| 220 | setSn_CR(sn,Sn_CR_OPEN); |
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| 221 | while(getSn_CR(sn) != 0); |
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| 222 | while(getSn_SR(sn) != SOCK_UDP); |
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| 223 | sendto(sn,destip,1,destip,0x3000); // send the dummy data to an unknown destination(0.0.0.1). |
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| 224 | }; |
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| 225 | #endif |
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| 226 | setSn_CR(sn,Sn_CR_CLOSE); |
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| 227 | /* wait to process the command... */ |
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| 228 | while( getSn_CR(sn) ); |
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| 229 | /* clear all interrupt of the socket. */ |
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| 230 | setSn_IR(sn, 0xFF); |
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| 231 | //A20150401 : Release the sock_io_mode of socket n. |
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| 232 | sock_io_mode &= ~(1<<sn); |
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| 233 | // |
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| 234 | sock_is_sending &= ~(1<<sn); |
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| 235 | sock_remained_size[sn] = 0; |
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| 236 | sock_pack_info[sn] = 0; |
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| 237 | while(getSn_SR(sn) != SOCK_CLOSED); |
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| 238 | return SOCK_OK; |
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| 239 | } |
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| 240 | |
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| 241 | int8_t listen(uint8_t sn) |
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| 242 | { |
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| 243 | CHECK_SOCKNUM(); |
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| 244 | CHECK_SOCKMODE(Sn_MR_TCP); |
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| 245 | CHECK_SOCKINIT(); |
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| 246 | setSn_CR(sn,Sn_CR_LISTEN); |
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| 247 | while(getSn_CR(sn)); |
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| 248 | while(getSn_SR(sn) != SOCK_LISTEN) |
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| 249 | { |
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| 250 | close(sn); |
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| 251 | return SOCKERR_SOCKCLOSED; |
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| 252 | } |
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| 253 | return SOCK_OK; |
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| 254 | } |
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| 255 | |
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| 256 | |
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| 257 | int8_t connect(uint8_t sn, uint8_t * addr, uint16_t port) |
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| 258 | { |
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| 259 | CHECK_SOCKNUM(); |
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| 260 | CHECK_SOCKMODE(Sn_MR_TCP); |
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| 261 | CHECK_SOCKINIT(); |
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| 262 | //M20140501 : For avoiding fatal error on memory align mismatched |
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| 263 | //if( *((uint32_t*)addr) == 0xFFFFFFFF || *((uint32_t*)addr) == 0) return SOCKERR_IPINVALID; |
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| 264 | { |
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| 265 | uint32_t taddr; |
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| 266 | taddr = ((uint32_t)addr[0] & 0x000000FF); |
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| 267 | taddr = (taddr << 8) + ((uint32_t)addr[1] & 0x000000FF); |
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| 268 | taddr = (taddr << 8) + ((uint32_t)addr[2] & 0x000000FF); |
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| 269 | taddr = (taddr << 8) + ((uint32_t)addr[3] & 0x000000FF); |
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| 270 | if( taddr == 0xFFFFFFFF || taddr == 0) return SOCKERR_IPINVALID; |
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| 271 | } |
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| 272 | // |
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| 273 | |
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| 274 | if(port == 0) return SOCKERR_PORTZERO; |
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| 275 | setSn_DIPR(sn,addr); |
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| 276 | setSn_DPORT(sn,port); |
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| 277 | setSn_CR(sn,Sn_CR_CONNECT); |
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| 278 | while(getSn_CR(sn)); |
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| 279 | if(sock_io_mode & (1<<sn)) return SOCK_BUSY; |
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| 280 | while(getSn_SR(sn) != SOCK_ESTABLISHED) |
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| 281 | { |
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| 282 | if (getSn_IR(sn) & Sn_IR_TIMEOUT) |
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| 283 | { |
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| 284 | setSn_IR(sn, Sn_IR_TIMEOUT); |
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| 285 | return SOCKERR_TIMEOUT; |
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| 286 | } |
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| 287 | |
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| 288 | if (getSn_SR(sn) == SOCK_CLOSED) |
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| 289 | { |
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| 290 | return SOCKERR_SOCKCLOSED; |
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| 291 | } |
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| 292 | } |
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| 293 | |
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| 294 | return SOCK_OK; |
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| 295 | } |
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| 296 | |
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| 297 | int8_t disconnect(uint8_t sn) |
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| 298 | { |
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| 299 | CHECK_SOCKNUM(); |
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| 300 | CHECK_SOCKMODE(Sn_MR_TCP); |
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| 301 | setSn_CR(sn,Sn_CR_DISCON); |
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| 302 | /* wait to process the command... */ |
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| 303 | while(getSn_CR(sn)); |
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| 304 | sock_is_sending &= ~(1<<sn); |
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| 305 | if(sock_io_mode & (1<<sn)) return SOCK_BUSY; |
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| 306 | while(getSn_SR(sn) != SOCK_CLOSED) |
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| 307 | { |
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| 308 | if(getSn_IR(sn) & Sn_IR_TIMEOUT) |
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| 309 | { |
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| 310 | close(sn); |
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| 311 | return SOCKERR_TIMEOUT; |
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| 312 | } |
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| 313 | } |
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| 314 | return SOCK_OK; |
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| 315 | } |
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| 316 | |
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| 317 | int32_t send(uint8_t sn, uint8_t * buf, uint16_t len) |
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| 318 | { |
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| 319 | uint8_t tmp=0; |
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| 320 | uint16_t freesize=0; |
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| 321 | |
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| 322 | CHECK_SOCKNUM(); |
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| 323 | CHECK_SOCKMODE(Sn_MR_TCP); |
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| 324 | CHECK_SOCKDATA(); |
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| 325 | tmp = getSn_SR(sn); |
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| 326 | if(tmp != SOCK_ESTABLISHED && tmp != SOCK_CLOSE_WAIT) return SOCKERR_SOCKSTATUS; |
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| 327 | if( sock_is_sending & (1<<sn) ) |
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| 328 | { |
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| 329 | tmp = getSn_IR(sn); |
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| 330 | if(tmp & Sn_IR_SENDOK) |
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| 331 | { |
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| 332 | setSn_IR(sn, Sn_IR_SENDOK); |
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| 333 | //M20150401 : Typing Error |
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| 334 | //#if _WZICHIP_ == 5200 |
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| 335 | #if _WIZCHIP_ == 5200 |
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| 336 | if(getSn_TX_RD(sn) != sock_next_rd[sn]) |
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| 337 | { |
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| 338 | setSn_CR(sn,Sn_CR_SEND); |
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| 339 | while(getSn_CR(sn)); |
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| 340 | return SOCK_BUSY; |
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| 341 | } |
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| 342 | #endif |
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| 343 | sock_is_sending &= ~(1<<sn); |
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| 344 | } |
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| 345 | else if(tmp & Sn_IR_TIMEOUT) |
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| 346 | { |
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| 347 | close(sn); |
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| 348 | return SOCKERR_TIMEOUT; |
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| 349 | } |
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| 350 | else return SOCK_BUSY; |
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| 351 | } |
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| 352 | freesize = getSn_TxMAX(sn); |
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| 353 | if (len > freesize) len = freesize; // check size not to exceed MAX size. |
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| 354 | while(1) |
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| 355 | { |
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| 356 | freesize = getSn_TX_FSR(sn); |
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| 357 | tmp = getSn_SR(sn); |
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| 358 | if ((tmp != SOCK_ESTABLISHED) && (tmp != SOCK_CLOSE_WAIT)) |
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| 359 | { |
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| 360 | close(sn); |
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| 361 | return SOCKERR_SOCKSTATUS; |
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| 362 | } |
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| 363 | if( (sock_io_mode & (1<<sn)) && (len > freesize) ) return SOCK_BUSY; |
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| 364 | if(len <= freesize) break; |
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| 365 | } |
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| 366 | wiz_send_data(sn, buf, len); |
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| 367 | #if _WIZCHIP_ == 5200 |
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| 368 | sock_next_rd[sn] = getSn_TX_RD(sn) + len; |
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| 369 | #endif |
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| 370 | |
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| 371 | #if _WIZCHIP_ == 5300 |
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| 372 | setSn_TX_WRSR(sn,len); |
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| 373 | #endif |
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| 374 | |
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| 375 | setSn_CR(sn,Sn_CR_SEND); |
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| 376 | /* wait to process the command... */ |
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| 377 | while(getSn_CR(sn)); |
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| 378 | sock_is_sending |= (1 << sn); |
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| 379 | //M20150409 : Explicit Type Casting |
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| 380 | //return len; |
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| 381 | return (int32_t)len; |
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| 382 | } |
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| 383 | |
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| 384 | |
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| 385 | int32_t recv(uint8_t sn, uint8_t * buf, uint16_t len) |
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| 386 | { |
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| 387 | uint8_t tmp = 0; |
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| 388 | uint16_t recvsize = 0; |
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| 389 | //A20150601 : For integarating with W5300 |
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| 390 | #if _WIZCHIP_ == 5300 |
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| 391 | uint8_t head[2]; |
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| 392 | uint16_t mr; |
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| 393 | #endif |
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| 394 | // |
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| 395 | CHECK_SOCKNUM(); |
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| 396 | CHECK_SOCKMODE(Sn_MR_TCP); |
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| 397 | CHECK_SOCKDATA(); |
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| 398 | |
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| 399 | recvsize = getSn_RxMAX(sn); |
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| 400 | if(recvsize < len) len = recvsize; |
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| 401 | |
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| 402 | //A20150601 : For Integrating with W5300 |
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| 403 | #if _WIZCHIP_ == 5300 |
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| 404 | //sock_pack_info[sn] = PACK_COMPLETED; // for clear |
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| 405 | if(sock_remained_size[sn] == 0) |
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| 406 | { |
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| 407 | #endif |
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| 408 | // |
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| 409 | while(1) |
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| 410 | { |
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| 411 | recvsize = getSn_RX_RSR(sn); |
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| 412 | tmp = getSn_SR(sn); |
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| 413 | if (tmp != SOCK_ESTABLISHED) |
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| 414 | { |
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| 415 | if(tmp == SOCK_CLOSE_WAIT) |
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| 416 | { |
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| 417 | if(recvsize != 0) break; |
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| 418 | else if(getSn_TX_FSR(sn) == getSn_TxMAX(sn)) |
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| 419 | { |
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| 420 | close(sn); |
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| 421 | return SOCKERR_SOCKSTATUS; |
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| 422 | } |
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| 423 | } |
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| 424 | else |
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| 425 | { |
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| 426 | close(sn); |
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| 427 | return SOCKERR_SOCKSTATUS; |
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| 428 | } |
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| 429 | } |
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| 430 | if((sock_io_mode & (1<<sn)) && (recvsize == 0)) return SOCK_BUSY; |
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| 431 | if(recvsize != 0) break; |
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| 432 | }; |
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| 433 | #if _WIZCHIP_ == 5300 |
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| 434 | } |
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| 435 | #endif |
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| 436 | |
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| 437 | //A20150601 : For integrating with W5300 |
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| 438 | #if _WIZCHIP_ == 5300 |
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| 439 | if((sock_remained_size[sn] == 0) || (getSn_MR(sn) & Sn_MR_ALIGN)) |
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| 440 | { |
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| 441 | mr = getMR(); |
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| 442 | if((getSn_MR(sn) & Sn_MR_ALIGN)==0) |
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| 443 | { |
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| 444 | wiz_recv_data(sn,head,2); |
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| 445 | if(mr & MR_FS) |
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| 446 | recvsize = (((uint16_t)head[1]) << 8) | ((uint16_t)head[0]); |
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| 447 | else |
---|
| 448 | recvsize = (((uint16_t)head[0]) << 8) | ((uint16_t)head[1]); |
---|
| 449 | sock_pack_info[sn] = PACK_FIRST; |
---|
| 450 | } |
---|
| 451 | sock_remained_size[sn] = recvsize; |
---|
| 452 | } |
---|
| 453 | if(len > sock_remained_size[sn]) len = sock_remained_size[sn]; |
---|
| 454 | recvsize = len; |
---|
| 455 | if(sock_pack_info[sn] & PACK_FIFOBYTE) |
---|
| 456 | { |
---|
| 457 | *buf = sock_remained_byte[sn]; |
---|
| 458 | buf++; |
---|
| 459 | sock_pack_info[sn] &= ~(PACK_FIFOBYTE); |
---|
| 460 | recvsize -= 1; |
---|
| 461 | sock_remained_size[sn] -= 1; |
---|
| 462 | } |
---|
| 463 | if(recvsize != 0) |
---|
| 464 | { |
---|
| 465 | wiz_recv_data(sn, buf, recvsize); |
---|
| 466 | setSn_CR(sn,Sn_CR_RECV); |
---|
| 467 | while(getSn_CR(sn)); |
---|
| 468 | } |
---|
| 469 | sock_remained_size[sn] -= recvsize; |
---|
| 470 | if(sock_remained_size[sn] != 0) |
---|
| 471 | { |
---|
| 472 | sock_pack_info[sn] |= PACK_REMAINED; |
---|
| 473 | if(recvsize & 0x1) sock_pack_info[sn] |= PACK_FIFOBYTE; |
---|
| 474 | } |
---|
| 475 | else sock_pack_info[sn] = PACK_COMPLETED; |
---|
| 476 | if(getSn_MR(sn) & Sn_MR_ALIGN) sock_remained_size[sn] = 0; |
---|
| 477 | //len = recvsize; |
---|
| 478 | #else |
---|
| 479 | if(recvsize < len) len = recvsize; |
---|
| 480 | wiz_recv_data(sn, buf, len); |
---|
| 481 | setSn_CR(sn,Sn_CR_RECV); |
---|
| 482 | while(getSn_CR(sn)); |
---|
| 483 | #endif |
---|
| 484 | |
---|
| 485 | //M20150409 : Explicit Type Casting |
---|
| 486 | //return len; |
---|
| 487 | return (int32_t)len; |
---|
| 488 | } |
---|
| 489 | |
---|
| 490 | int32_t sendto(uint8_t sn, uint8_t * buf, uint16_t len, uint8_t * addr, uint16_t port) |
---|
| 491 | { |
---|
| 492 | uint8_t tmp = 0; |
---|
| 493 | uint16_t freesize = 0; |
---|
| 494 | uint32_t taddr; |
---|
| 495 | |
---|
| 496 | CHECK_SOCKNUM(); |
---|
| 497 | switch(getSn_MR(sn) & 0x0F) |
---|
| 498 | { |
---|
| 499 | case Sn_MR_UDP: |
---|
| 500 | case Sn_MR_MACRAW: |
---|
| 501 | // break; |
---|
| 502 | // #if ( _WIZCHIP_ < 5200 ) |
---|
| 503 | case Sn_MR_IPRAW: |
---|
| 504 | break; |
---|
| 505 | // #endif |
---|
| 506 | default: |
---|
| 507 | return SOCKERR_SOCKMODE; |
---|
| 508 | } |
---|
| 509 | CHECK_SOCKDATA(); |
---|
| 510 | //M20140501 : For avoiding fatal error on memory align mismatched |
---|
| 511 | //if(*((uint32_t*)addr) == 0) return SOCKERR_IPINVALID; |
---|
| 512 | //{ |
---|
| 513 | //uint32_t taddr; |
---|
| 514 | taddr = ((uint32_t)addr[0]) & 0x000000FF; |
---|
| 515 | taddr = (taddr << 8) + ((uint32_t)addr[1] & 0x000000FF); |
---|
| 516 | taddr = (taddr << 8) + ((uint32_t)addr[2] & 0x000000FF); |
---|
| 517 | taddr = (taddr << 8) + ((uint32_t)addr[3] & 0x000000FF); |
---|
| 518 | //} |
---|
| 519 | // |
---|
| 520 | //if(*((uint32_t*)addr) == 0) return SOCKERR_IPINVALID; |
---|
| 521 | if((taddr == 0) && ((getSn_MR(sn)&Sn_MR_MACRAW) != Sn_MR_MACRAW)) return SOCKERR_IPINVALID; |
---|
| 522 | if((port == 0) && ((getSn_MR(sn)&Sn_MR_MACRAW) != Sn_MR_MACRAW)) return SOCKERR_PORTZERO; |
---|
| 523 | tmp = getSn_SR(sn); |
---|
| 524 | //#if ( _WIZCHIP_ < 5200 ) |
---|
| 525 | if((tmp != SOCK_MACRAW) && (tmp != SOCK_UDP) && (tmp != SOCK_IPRAW)) return SOCKERR_SOCKSTATUS; |
---|
| 526 | //#else |
---|
| 527 | // if(tmp != SOCK_MACRAW && tmp != SOCK_UDP) return SOCKERR_SOCKSTATUS; |
---|
| 528 | //#endif |
---|
| 529 | |
---|
| 530 | setSn_DIPR(sn,addr); |
---|
| 531 | setSn_DPORT(sn,port); |
---|
| 532 | freesize = getSn_TxMAX(sn); |
---|
| 533 | if (len > freesize) len = freesize; // check size not to exceed MAX size. |
---|
| 534 | while(1) |
---|
| 535 | { |
---|
| 536 | freesize = getSn_TX_FSR(sn); |
---|
| 537 | if(getSn_SR(sn) == SOCK_CLOSED) return SOCKERR_SOCKCLOSED; |
---|
| 538 | if( (sock_io_mode & (1<<sn)) && (len > freesize) ) return SOCK_BUSY; |
---|
| 539 | if(len <= freesize) break; |
---|
| 540 | }; |
---|
| 541 | wiz_send_data(sn, buf, len); |
---|
| 542 | |
---|
| 543 | #if _WIZCHIP_ < 5500 //M20150401 : for WIZCHIP Errata #4, #5 (ARP errata) |
---|
| 544 | getSIPR((uint8_t*)&taddr); |
---|
| 545 | if(taddr == 0) |
---|
| 546 | { |
---|
| 547 | getSUBR((uint8_t*)&taddr); |
---|
| 548 | setSUBR((uint8_t*)"\x00\x00\x00\x00"); |
---|
| 549 | } |
---|
| 550 | else taddr = 0; |
---|
| 551 | #endif |
---|
| 552 | |
---|
| 553 | //A20150601 : For W5300 |
---|
| 554 | #if _WIZCHIP_ == 5300 |
---|
| 555 | setSn_TX_WRSR(sn, len); |
---|
| 556 | #endif |
---|
| 557 | // |
---|
| 558 | setSn_CR(sn,Sn_CR_SEND); |
---|
| 559 | /* wait to process the command... */ |
---|
| 560 | while(getSn_CR(sn)); |
---|
| 561 | while(1) |
---|
| 562 | { |
---|
| 563 | tmp = getSn_IR(sn); |
---|
| 564 | if(tmp & Sn_IR_SENDOK) |
---|
| 565 | { |
---|
| 566 | setSn_IR(sn, Sn_IR_SENDOK); |
---|
| 567 | break; |
---|
| 568 | } |
---|
| 569 | //M:20131104 |
---|
| 570 | //else if(tmp & Sn_IR_TIMEOUT) return SOCKERR_TIMEOUT; |
---|
| 571 | else if(tmp & Sn_IR_TIMEOUT) |
---|
| 572 | { |
---|
| 573 | setSn_IR(sn, Sn_IR_TIMEOUT); |
---|
| 574 | //M20150409 : Fixed the lost of sign bits by type casting. |
---|
| 575 | //len = (uint16_t)SOCKERR_TIMEOUT; |
---|
| 576 | //break; |
---|
| 577 | #if _WIZCHIP_ < 5500 //M20150401 : for WIZCHIP Errata #4, #5 (ARP errata) |
---|
| 578 | if(taddr) setSUBR((uint8_t*)&taddr); |
---|
| 579 | #endif |
---|
| 580 | return SOCKERR_TIMEOUT; |
---|
| 581 | } |
---|
| 582 | //////////// |
---|
| 583 | } |
---|
| 584 | #if _WIZCHIP_ < 5500 //M20150401 : for WIZCHIP Errata #4, #5 (ARP errata) |
---|
| 585 | if(taddr) setSUBR((uint8_t*)&taddr); |
---|
| 586 | #endif |
---|
| 587 | //M20150409 : Explicit Type Casting |
---|
| 588 | //return len; |
---|
| 589 | return (int32_t)len; |
---|
| 590 | } |
---|
| 591 | |
---|
| 592 | |
---|
| 593 | |
---|
| 594 | int32_t recvfrom(uint8_t sn, uint8_t * buf, uint16_t len, uint8_t * addr, uint16_t *port) |
---|
| 595 | { |
---|
| 596 | //M20150601 : For W5300 |
---|
| 597 | #if _WIZCHIP_ == 5300 |
---|
| 598 | uint16_t mr; |
---|
| 599 | uint16_t mr1; |
---|
| 600 | #else |
---|
| 601 | uint8_t mr; |
---|
| 602 | #endif |
---|
| 603 | // |
---|
| 604 | uint8_t head[8]; |
---|
| 605 | uint16_t pack_len=0; |
---|
| 606 | |
---|
| 607 | CHECK_SOCKNUM(); |
---|
| 608 | //CHECK_SOCKMODE(Sn_MR_UDP); |
---|
| 609 | //A20150601 |
---|
| 610 | #if _WIZCHIP_ == 5300 |
---|
| 611 | mr1 = getMR(); |
---|
| 612 | #endif |
---|
| 613 | |
---|
| 614 | switch((mr = getSn_MR(sn)) & 0x0F) |
---|
| 615 | { |
---|
| 616 | case Sn_MR_UDP: |
---|
| 617 | case Sn_MR_IPRAW: |
---|
| 618 | case Sn_MR_MACRAW: |
---|
| 619 | break; |
---|
| 620 | #if ( _WIZCHIP_ < 5200 ) |
---|
| 621 | case Sn_MR_PPPoE: |
---|
| 622 | break; |
---|
| 623 | #endif |
---|
| 624 | default: |
---|
| 625 | return SOCKERR_SOCKMODE; |
---|
| 626 | } |
---|
| 627 | |
---|
| 628 | CHECK_SOCKDATA(); |
---|
| 629 | |
---|
| 630 | if(sock_remained_size[sn] == 0) |
---|
| 631 | { |
---|
| 632 | while(1) |
---|
| 633 | { |
---|
| 634 | pack_len = getSn_RX_RSR(sn); |
---|
| 635 | if(getSn_SR(sn) == SOCK_CLOSED) return SOCKERR_SOCKCLOSED; |
---|
| 636 | if( (sock_io_mode & (1<<sn)) && (pack_len == 0) ) return SOCK_BUSY; |
---|
| 637 | if(pack_len != 0) break; |
---|
| 638 | }; |
---|
| 639 | } |
---|
| 640 | |
---|
| 641 | //D20150601 : Move it to bottom |
---|
| 642 | // sock_pack_info[sn] = PACK_COMPLETED; |
---|
| 643 | |
---|
| 644 | switch (mr & 0x07) |
---|
| 645 | { |
---|
| 646 | case Sn_MR_UDP : |
---|
| 647 | if(sock_remained_size[sn] == 0) |
---|
| 648 | { |
---|
| 649 | wiz_recv_data(sn, head, 8); |
---|
| 650 | setSn_CR(sn,Sn_CR_RECV); |
---|
| 651 | while(getSn_CR(sn)); |
---|
| 652 | // read peer's IP address, port number & packet length |
---|
| 653 | //A20150601 : For W5300 |
---|
| 654 | #if _WIZCHIP_ == 5300 |
---|
| 655 | if(mr1 & MR_FS) |
---|
| 656 | { |
---|
| 657 | addr[0] = head[1]; |
---|
| 658 | addr[1] = head[0]; |
---|
| 659 | addr[2] = head[3]; |
---|
| 660 | addr[3] = head[2]; |
---|
| 661 | *port = head[5]; |
---|
| 662 | *port = (*port << 8) + head[4]; |
---|
| 663 | sock_remained_size[sn] = head[7]; |
---|
| 664 | sock_remained_size[sn] = (sock_remained_size[sn] << 8) + head[6]; |
---|
| 665 | } |
---|
| 666 | else |
---|
| 667 | { |
---|
| 668 | #endif |
---|
| 669 | addr[0] = head[0]; |
---|
| 670 | addr[1] = head[1]; |
---|
| 671 | addr[2] = head[2]; |
---|
| 672 | addr[3] = head[3]; |
---|
| 673 | *port = head[4]; |
---|
| 674 | *port = (*port << 8) + head[5]; |
---|
| 675 | sock_remained_size[sn] = head[6]; |
---|
| 676 | sock_remained_size[sn] = (sock_remained_size[sn] << 8) + head[7]; |
---|
| 677 | #if _WIZCHIP_ == 5300 |
---|
| 678 | } |
---|
| 679 | #endif |
---|
| 680 | sock_pack_info[sn] = PACK_FIRST; |
---|
| 681 | } |
---|
| 682 | |
---|
| 683 | if(len < sock_remained_size[sn]) pack_len = len; |
---|
| 684 | else pack_len = sock_remained_size[sn]; |
---|
| 685 | //A20150601 : For W5300 |
---|
| 686 | len = pack_len; |
---|
| 687 | #if _WIZCHIP_ == 5300 |
---|
| 688 | if(sock_pack_info[sn] & PACK_FIFOBYTE) |
---|
| 689 | { |
---|
| 690 | *buf++ = sock_remained_byte[sn]; |
---|
| 691 | pack_len -= 1; |
---|
| 692 | sock_remained_size[sn] -= 1; |
---|
| 693 | sock_pack_info[sn] &= ~PACK_FIFOBYTE; |
---|
| 694 | } |
---|
| 695 | #endif |
---|
| 696 | // |
---|
| 697 | // Need to packet length check (default 1472) |
---|
| 698 | // |
---|
| 699 | wiz_recv_data(sn, buf, pack_len); // data copy. |
---|
| 700 | break; |
---|
| 701 | |
---|
| 702 | case Sn_MR_MACRAW : |
---|
| 703 | if(sock_remained_size[sn] == 0) |
---|
| 704 | { |
---|
| 705 | wiz_recv_data(sn, head, 2); |
---|
| 706 | setSn_CR(sn,Sn_CR_RECV); |
---|
| 707 | while(getSn_CR(sn)); |
---|
| 708 | // read peer's IP address, port number & packet length |
---|
| 709 | sock_remained_size[sn] = head[0]; |
---|
| 710 | sock_remained_size[sn] = (sock_remained_size[sn] <<8) + head[1] -2; |
---|
| 711 | #if _WIZCHIP_ == W5300 |
---|
| 712 | if(sock_remained_size[sn] & 0x01) |
---|
| 713 | sock_remained_size[sn] = sock_remained_size[sn] + 1 - 4; |
---|
| 714 | else |
---|
| 715 | sock_remained_size[sn] -= 4; |
---|
| 716 | #endif |
---|
| 717 | if(sock_remained_size[sn] > 1514) |
---|
| 718 | { |
---|
| 719 | close(sn); |
---|
| 720 | return SOCKFATAL_PACKLEN; |
---|
| 721 | } |
---|
| 722 | sock_pack_info[sn] = PACK_FIRST; |
---|
| 723 | } |
---|
| 724 | if(len < sock_remained_size[sn]) pack_len = len; |
---|
| 725 | else pack_len = sock_remained_size[sn]; |
---|
| 726 | wiz_recv_data(sn,buf,pack_len); |
---|
| 727 | break; |
---|
| 728 | //#if ( _WIZCHIP_ < 5200 ) |
---|
| 729 | case Sn_MR_IPRAW: |
---|
| 730 | if(sock_remained_size[sn] == 0) |
---|
| 731 | { |
---|
| 732 | wiz_recv_data(sn, head, 6); |
---|
| 733 | setSn_CR(sn,Sn_CR_RECV); |
---|
| 734 | while(getSn_CR(sn)); |
---|
| 735 | addr[0] = head[0]; |
---|
| 736 | addr[1] = head[1]; |
---|
| 737 | addr[2] = head[2]; |
---|
| 738 | addr[3] = head[3]; |
---|
| 739 | sock_remained_size[sn] = head[4]; |
---|
| 740 | //M20150401 : For Typing Error |
---|
| 741 | //sock_remaiend_size[sn] = (sock_remained_size[sn] << 8) + head[5]; |
---|
| 742 | sock_remained_size[sn] = (sock_remained_size[sn] << 8) + head[5]; |
---|
| 743 | sock_pack_info[sn] = PACK_FIRST; |
---|
| 744 | } |
---|
| 745 | // |
---|
| 746 | // Need to packet length check |
---|
| 747 | // |
---|
| 748 | if(len < sock_remained_size[sn]) pack_len = len; |
---|
| 749 | else pack_len = sock_remained_size[sn]; |
---|
| 750 | wiz_recv_data(sn, buf, pack_len); // data copy. |
---|
| 751 | break; |
---|
| 752 | //#endif |
---|
| 753 | default: |
---|
| 754 | wiz_recv_ignore(sn, pack_len); // data copy. |
---|
| 755 | sock_remained_size[sn] = pack_len; |
---|
| 756 | break; |
---|
| 757 | } |
---|
| 758 | setSn_CR(sn,Sn_CR_RECV); |
---|
| 759 | /* wait to process the command... */ |
---|
| 760 | while(getSn_CR(sn)) ; |
---|
| 761 | sock_remained_size[sn] -= pack_len; |
---|
| 762 | //M20150601 : |
---|
| 763 | //if(sock_remained_size[sn] != 0) sock_pack_info[sn] |= 0x01; |
---|
| 764 | if(sock_remained_size[sn] != 0) |
---|
| 765 | { |
---|
| 766 | sock_pack_info[sn] |= PACK_REMAINED; |
---|
| 767 | #if _WIZCHIP_ == 5300 |
---|
| 768 | if(pack_len & 0x01) sock_pack_info[sn] |= PACK_FIFOBYTE; |
---|
| 769 | #endif |
---|
| 770 | } |
---|
| 771 | else sock_pack_info[sn] = PACK_COMPLETED; |
---|
| 772 | #if _WIZCHIP_ == 5300 |
---|
| 773 | pack_len = len; |
---|
| 774 | #endif |
---|
| 775 | // |
---|
| 776 | //M20150409 : Explicit Type Casting |
---|
| 777 | //return pack_len; |
---|
| 778 | return (int32_t)pack_len; |
---|
| 779 | } |
---|
| 780 | |
---|
| 781 | |
---|
| 782 | int8_t ctlsocket(uint8_t sn, ctlsock_type cstype, void* arg) |
---|
| 783 | { |
---|
| 784 | uint8_t tmp = 0; |
---|
| 785 | CHECK_SOCKNUM(); |
---|
| 786 | switch(cstype) |
---|
| 787 | { |
---|
| 788 | case CS_SET_IOMODE: |
---|
| 789 | tmp = *((uint8_t*)arg); |
---|
| 790 | if(tmp == SOCK_IO_NONBLOCK) sock_io_mode |= (1<<sn); |
---|
| 791 | else if(tmp == SOCK_IO_BLOCK) sock_io_mode &= ~(1<<sn); |
---|
| 792 | else return SOCKERR_ARG; |
---|
| 793 | break; |
---|
| 794 | case CS_GET_IOMODE: |
---|
| 795 | //M20140501 : implict type casting -> explict type casting |
---|
| 796 | //*((uint8_t*)arg) = (sock_io_mode >> sn) & 0x0001; |
---|
| 797 | *((uint8_t*)arg) = (uint8_t)((sock_io_mode >> sn) & 0x0001); |
---|
| 798 | // |
---|
| 799 | break; |
---|
| 800 | case CS_GET_MAXTXBUF: |
---|
| 801 | *((uint16_t*)arg) = getSn_TxMAX(sn); |
---|
| 802 | break; |
---|
| 803 | case CS_GET_MAXRXBUF: |
---|
| 804 | *((uint16_t*)arg) = getSn_RxMAX(sn); |
---|
| 805 | break; |
---|
| 806 | case CS_CLR_INTERRUPT: |
---|
| 807 | if( (*(uint8_t*)arg) > SIK_ALL) return SOCKERR_ARG; |
---|
| 808 | setSn_IR(sn,*(uint8_t*)arg); |
---|
| 809 | break; |
---|
| 810 | case CS_GET_INTERRUPT: |
---|
| 811 | *((uint8_t*)arg) = getSn_IR(sn); |
---|
| 812 | break; |
---|
| 813 | #if _WIZCHIP_ != 5100 |
---|
| 814 | case CS_SET_INTMASK: |
---|
| 815 | if( (*(uint8_t*)arg) > SIK_ALL) return SOCKERR_ARG; |
---|
| 816 | setSn_IMR(sn,*(uint8_t*)arg); |
---|
| 817 | break; |
---|
| 818 | case CS_GET_INTMASK: |
---|
| 819 | *((uint8_t*)arg) = getSn_IMR(sn); |
---|
| 820 | break; |
---|
| 821 | #endif |
---|
| 822 | default: |
---|
| 823 | return SOCKERR_ARG; |
---|
| 824 | } |
---|
| 825 | return SOCK_OK; |
---|
| 826 | } |
---|
| 827 | |
---|
| 828 | int8_t setsockopt(uint8_t sn, sockopt_type sotype, void* arg) |
---|
| 829 | { |
---|
| 830 | // M20131220 : Remove warning |
---|
| 831 | //uint8_t tmp; |
---|
| 832 | CHECK_SOCKNUM(); |
---|
| 833 | switch(sotype) |
---|
| 834 | { |
---|
| 835 | case SO_TTL: |
---|
| 836 | setSn_TTL(sn,*(uint8_t*)arg); |
---|
| 837 | break; |
---|
| 838 | case SO_TOS: |
---|
| 839 | setSn_TOS(sn,*(uint8_t*)arg); |
---|
| 840 | break; |
---|
| 841 | case SO_MSS: |
---|
| 842 | setSn_MSSR(sn,*(uint16_t*)arg); |
---|
| 843 | break; |
---|
| 844 | case SO_DESTIP: |
---|
| 845 | setSn_DIPR(sn, (uint8_t*)arg); |
---|
| 846 | break; |
---|
| 847 | case SO_DESTPORT: |
---|
| 848 | setSn_DPORT(sn, *(uint16_t*)arg); |
---|
| 849 | break; |
---|
| 850 | #if _WIZCHIP_ != 5100 |
---|
| 851 | case SO_KEEPALIVESEND: |
---|
| 852 | CHECK_SOCKMODE(Sn_MR_TCP); |
---|
| 853 | #if _WIZCHIP_ > 5200 |
---|
| 854 | if(getSn_KPALVTR(sn) != 0) return SOCKERR_SOCKOPT; |
---|
| 855 | #endif |
---|
| 856 | setSn_CR(sn,Sn_CR_SEND_KEEP); |
---|
| 857 | while(getSn_CR(sn) != 0) |
---|
| 858 | { |
---|
| 859 | // M20131220 |
---|
| 860 | //if ((tmp = getSn_IR(sn)) & Sn_IR_TIMEOUT) |
---|
| 861 | if (getSn_IR(sn) & Sn_IR_TIMEOUT) |
---|
| 862 | { |
---|
| 863 | setSn_IR(sn, Sn_IR_TIMEOUT); |
---|
| 864 | return SOCKERR_TIMEOUT; |
---|
| 865 | } |
---|
| 866 | } |
---|
| 867 | break; |
---|
| 868 | #if !( (_WIZCHIP_ == 5100) || (_WIZCHIP_ == 5200) ) |
---|
| 869 | case SO_KEEPALIVEAUTO: |
---|
| 870 | CHECK_SOCKMODE(Sn_MR_TCP); |
---|
| 871 | setSn_KPALVTR(sn,*(uint8_t*)arg); |
---|
| 872 | break; |
---|
| 873 | #endif |
---|
| 874 | #endif |
---|
| 875 | default: |
---|
| 876 | return SOCKERR_ARG; |
---|
| 877 | } |
---|
| 878 | return SOCK_OK; |
---|
| 879 | } |
---|
| 880 | |
---|
| 881 | int8_t getsockopt(uint8_t sn, sockopt_type sotype, void* arg) |
---|
| 882 | { |
---|
| 883 | CHECK_SOCKNUM(); |
---|
| 884 | switch(sotype) |
---|
| 885 | { |
---|
| 886 | case SO_FLAG: |
---|
| 887 | *(uint8_t*)arg = getSn_MR(sn) & 0xF0; |
---|
| 888 | break; |
---|
| 889 | case SO_TTL: |
---|
| 890 | *(uint8_t*) arg = getSn_TTL(sn); |
---|
| 891 | break; |
---|
| 892 | case SO_TOS: |
---|
| 893 | *(uint8_t*) arg = getSn_TOS(sn); |
---|
| 894 | break; |
---|
| 895 | case SO_MSS: |
---|
| 896 | *(uint16_t*) arg = getSn_MSSR(sn); |
---|
| 897 | break; |
---|
| 898 | case SO_DESTIP: |
---|
| 899 | getSn_DIPR(sn, (uint8_t*)arg); |
---|
| 900 | break; |
---|
| 901 | case SO_DESTPORT: |
---|
| 902 | *(uint16_t*) arg = getSn_DPORT(sn); |
---|
| 903 | break; |
---|
| 904 | #if _WIZCHIP_ > 5200 |
---|
| 905 | case SO_KEEPALIVEAUTO: |
---|
| 906 | CHECK_SOCKMODE(Sn_MR_TCP); |
---|
| 907 | *(uint16_t*) arg = getSn_KPALVTR(sn); |
---|
| 908 | break; |
---|
| 909 | #endif |
---|
| 910 | case SO_SENDBUF: |
---|
| 911 | *(uint16_t*) arg = getSn_TX_FSR(sn); |
---|
| 912 | break; |
---|
| 913 | case SO_RECVBUF: |
---|
| 914 | *(uint16_t*) arg = getSn_RX_RSR(sn); |
---|
| 915 | break; |
---|
| 916 | case SO_STATUS: |
---|
| 917 | *(uint8_t*) arg = getSn_SR(sn); |
---|
| 918 | break; |
---|
| 919 | case SO_REMAINSIZE: |
---|
| 920 | if(getSn_MR(sn) & Sn_MR_TCP) |
---|
| 921 | *(uint16_t*)arg = getSn_RX_RSR(sn); |
---|
| 922 | else |
---|
| 923 | *(uint16_t*)arg = sock_remained_size[sn]; |
---|
| 924 | break; |
---|
| 925 | case SO_PACKINFO: |
---|
| 926 | //CHECK_SOCKMODE(Sn_MR_TCP); |
---|
| 927 | #if _WIZCHIP_ != 5300 |
---|
| 928 | if((getSn_MR(sn) == Sn_MR_TCP)) |
---|
| 929 | return SOCKERR_SOCKMODE; |
---|
| 930 | #endif |
---|
| 931 | *(uint8_t*)arg = sock_pack_info[sn]; |
---|
| 932 | break; |
---|
| 933 | default: |
---|
| 934 | return SOCKERR_SOCKOPT; |
---|
| 935 | } |
---|
| 936 | return SOCK_OK; |
---|
| 937 | } |
---|