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488 lines
16 KiB
C
488 lines
16 KiB
C
/**
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******************************************************************************
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* @file ota_server.c
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* @author QQ ding
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* @version V1.0.0
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* @date 19-Oct-2016
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* @brief Create a OTA server thread, download update bin file. Reboot system
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* if download success.
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******************************************************************************
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*
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* The MIT License
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* Copyright (c) 2016 MXCHIP Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is furnished
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* to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
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* IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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******************************************************************************
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*/
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#include "mico.h"
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#include "HTTPUtils.h"
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#include "SocketUtils.h"
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#include "ota_server.h"
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#include "url.h"
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#if OTA_DEBUG
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#define ota_server_log(M, ...) custom_log("OTA", M, ##__VA_ARGS__)
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#else
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#define ota_server_log(M, ...)
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#endif
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static ota_server_context_t *ota_server_context = NULL;
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static HTTPHeader_t *httpHeader = NULL;
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static CRC16_Context crc_context;
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static md5_context md5;
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static uint32_t offset = 0;
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static OSStatus onReceivedData( struct _HTTPHeader_t * httpHeader,
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uint32_t pos,
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uint8_t *data,
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size_t len,
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void * userContext );
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static void hex2str(uint8_t *hex, int hex_len, char *str)
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{
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int i = 0;
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for(i=0; i<hex_len; i++){
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sprintf(str+i*2, "%02x", hex[i]);
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}
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}
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static void upper2lower(char *str, int len)
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{
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int i = 0;
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for(i=0; i<len; i++)
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{
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if( (*(str+i) >= 'A') && (*(str+i) <= 'Z') ){
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*(str+i) += 32;
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}
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}
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}
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static int ota_server_send( uint8_t *data, int datalen )
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{
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int res = 0;
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if( ota_server_context->download_url.HTTP_SECURITY == HTTP_SECURITY_HTTP ){
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res = send( ota_server_context->download_url.ota_fd, data, datalen, 0 );
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}
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#if OTA_USE_HTTPS
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if( ota_server_context->download_url.HTTP_SECURITY == HTTP_SECURITY_HTTPS ){
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res = ssl_send( ota_server_context->download_url.ota_ssl, data, datalen);
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}
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#endif
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return res;
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}
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static OSStatus ota_server_connect( struct sockaddr_in *addr, socklen_t addrlen )
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{
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OSStatus err = kNoErr;
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#if OTA_USE_HTTPS
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int ssl_errno = 0;
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#endif
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err = connect( ota_server_context->download_url.ota_fd, (struct sockaddr *)addr, addrlen );
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require_noerr_string( err, exit, "ERROR: connect ota server failed" );
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#if OTA_USE_HTTPS
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if( ota_server_context->download_url.HTTP_SECURITY == HTTP_SECURITY_HTTPS ){
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ota_server_context->download_url.ota_ssl = ssl_connect( ota_server_context->download_url.ota_fd, 0, NULL, &ssl_errno );
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require_action_string( ota_server_context->download_url.ota_ssl != NULL, exit, err = kConnectionErr,"ERROR: ssl disconnect" );
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}
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#endif
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exit:
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return err;
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}
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static int ota_server_read_header( HTTPHeader_t *httpHeader )
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{
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int res = 0;
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if( ota_server_context->download_url.HTTP_SECURITY == HTTP_SECURITY_HTTP ){
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res = SocketReadHTTPHeader( ota_server_context->download_url.ota_fd, httpHeader );
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}
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if( ota_server_context->download_url.HTTP_SECURITY == HTTP_SECURITY_HTTPS ){
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#if OTA_USE_HTTPS
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res = SocketReadHTTPSHeader( ota_server_context->download_url.ota_ssl, httpHeader );
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#endif
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}
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return res;
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}
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static int ota_server_read_body( HTTPHeader_t *httpHeader )
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{
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int res = 0;
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if( ota_server_context->download_url.HTTP_SECURITY == HTTP_SECURITY_HTTP ){
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res = SocketReadHTTPBody( ota_server_context->download_url.ota_fd, httpHeader );
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}
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if( ota_server_context->download_url.HTTP_SECURITY == HTTP_SECURITY_HTTPS ){
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#if OTA_USE_HTTPS
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res = SocketReadHTTPSBody( ota_server_context->download_url.ota_ssl, httpHeader );
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#endif
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}
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return res;
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}
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static int ota_server_send_header( void )
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{
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char *header = NULL;
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int j = 0;
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int ret = 0;
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header = malloc( OTA_SEND_HEAD_SIZE );
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memset( header, 0x00, OTA_SEND_HEAD_SIZE );
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j = sprintf( header, "GET " );
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j += sprintf( header + j, "/%s HTTP/1.1\r\n", ota_server_context->download_url.url );
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if ( ota_server_context->download_url.port == 0 )
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{
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j += sprintf( header + j, "Host: %s\r\n", ota_server_context->download_url.host );
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} else
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{
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j += sprintf( header + j, "Host: %s:%d\r\n", ota_server_context->download_url.host, ota_server_context->download_url.port );
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}
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j += sprintf( header + j, "Connection: close\r\n" ); //Keep-Alive close
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//Range: bytes=start-end
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if ( ota_server_context->download_state.download_begin_pos > 0 )
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{
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if ( ota_server_context->download_state.download_end_pos > 0 )
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{
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j += sprintf( header + j, "Range: bytes=%d-%d\r\n", ota_server_context->download_state.download_begin_pos,
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ota_server_context->download_state.download_end_pos );
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} else
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{
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j += sprintf( header + j, "Range: bytes=%d-\r\n", ota_server_context->download_state.download_begin_pos );
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}
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}
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j += sprintf( header + j, "\r\n" );
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ret = ota_server_send( (uint8_t *) header, strlen( header ) );
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// ota_server_log("send: %d\r\n%s", strlen(header), header);
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if ( header != NULL ) free( header );
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return ret;
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}
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static void ota_server_socket_close( void )
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{
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#if OTA_USE_HTTPS
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if ( ota_server_context->download_url.ota_ssl ) ssl_close( ota_server_context->download_url.ota_ssl );
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#endif
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SocketClose( &(ota_server_context->download_url.ota_fd) );
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ota_server_context->download_url.ota_fd = -1;
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}
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static int ota_server_connect_server( struct in_addr in_addr )
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{
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int err = 0;
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struct sockaddr_in server_address;
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if ( ota_server_context->download_url.port == 0 )
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{
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if ( ota_server_context->download_url.HTTP_SECURITY == HTTP_SECURITY_HTTP )
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{
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server_address.sin_port = htons(80);
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} else
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{
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server_address.sin_port = htons(443);
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}
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} else
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{
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server_address.sin_port = htons(ota_server_context->download_url.port);
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}
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server_address.sin_family = AF_INET;
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server_address.sin_addr = in_addr;
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err = ota_server_connect( &server_address, sizeof(server_address) );
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if ( err != 0 )
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{
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mico_thread_sleep( 1 );
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return -1;
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}
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ota_server_log("ota server connected!");
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return 0;
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}
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static void ota_server_progress_set( OTA_STATE_E state )
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{
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float progress = 0.00;
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progress =(float) ota_server_context->download_state.download_begin_pos / ota_server_context->download_state.download_len;
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progress = progress*100;
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if( ota_server_context->ota_server_cb != NULL )
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ota_server_context->ota_server_cb(state, progress);
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}
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static void ota_server_thread( mico_thread_arg_t arg )
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{
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OSStatus err;
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uint16_t crc16 = 0;
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char md5_value[16] = {0};
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char md5_value_string[33] = {0};
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fd_set readfds;
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struct hostent* hostent_content = NULL;
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char **pptr = NULL;
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struct in_addr in_addr;
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mico_logic_partition_t* ota_partition = MicoFlashGetInfo( MICO_PARTITION_OTA_TEMP );
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ota_server_context->ota_control = OTA_CONTROL_START;
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hostent_content = gethostbyname( ota_server_context->download_url.host );
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require_action_quiet( hostent_content != NULL, DELETE, ota_server_progress_set(OTA_FAIL));
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pptr=hostent_content->h_addr_list;
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in_addr.s_addr = *(uint32_t *)(*pptr);
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strcpy( ota_server_context->download_url.ip, inet_ntoa(in_addr));
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ota_server_log("OTA server address: %s, host ip: %s", ota_server_context->download_url.host, ota_server_context->download_url.ip);
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offset = 0;
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MicoFlashErase( MICO_PARTITION_OTA_TEMP, 0x0, ota_partition->partition_length );
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CRC16_Init( &crc_context );
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if( ota_server_context->ota_check.is_md5 == true ){
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InitMd5( &md5 );
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}
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httpHeader = HTTPHeaderCreateWithCallback( 1024, onReceivedData, NULL, NULL );
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require_action( httpHeader, DELETE, ota_server_progress_set(OTA_FAIL) );
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while ( 1 )
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{
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if ( ota_server_context->ota_control == OTA_CONTROL_PAUSE ){
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mico_thread_sleep( 1 );
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continue;
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}else if( ota_server_context->ota_control == OTA_CONTROL_STOP ){
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goto DELETE;
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}
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ota_server_context->download_url.ota_fd = socket( AF_INET, SOCK_STREAM, IPPROTO_TCP );
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err = ota_server_connect_server( in_addr );
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require_noerr_action( err, RECONNECTED, ota_server_progress_set(OTA_FAIL));
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/* Send HTTP Request */
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ota_server_send_header( );
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FD_ZERO( &readfds );
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FD_SET( ota_server_context->download_url.ota_fd, &readfds );
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select( ota_server_context->download_url.ota_fd + 1, &readfds, NULL, NULL, NULL );
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if ( FD_ISSET( ota_server_context->download_url.ota_fd, &readfds ) )
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{
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/*parse header*/
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err = ota_server_read_header( httpHeader );
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if ( ota_server_context->ota_control == OTA_CONTROL_START )
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{
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ota_server_context->download_state.download_len = httpHeader->contentLength;
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ota_server_context->ota_control = OTA_CONTROL_CONTINUE;
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}
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switch ( err )
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{
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case kNoErr:
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#if OTA_DEBUG
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PrintHTTPHeader( httpHeader );
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#endif
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err = ota_server_read_body( httpHeader );/*get body data*/
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require_noerr( err, RECONNECTED );
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/*get data and print*/
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break;
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case EWOULDBLOCK:
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case kNoSpaceErr:
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case kConnectionErr:
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default:
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ota_server_log("ERROR: HTTP Header parse error: %d", err);
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break;
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}
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}
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if ( ota_server_context->download_state.download_len == ota_server_context->download_state.download_begin_pos )
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{
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if( httpHeader->statusCode != 200 ){
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ota_server_progress_set(OTA_FAIL);
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goto DELETE;
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}
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CRC16_Final( &crc_context, &crc16 );
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if( ota_server_context->ota_check.is_md5 == true ){
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Md5Final( &md5, (unsigned char *) md5_value );
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hex2str((uint8_t *)md5_value, 16, md5_value_string);
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}
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if ( memcmp( md5_value_string, ota_server_context->ota_check.md5, OTA_MD5_LENTH ) == 0 ){
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ota_server_progress_set(OTA_SUCCE);
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mico_ota_switch_to_new_fw( ota_server_context->download_state.download_len, crc16 );
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mico_system_power_perform( mico_system_context_get( ), eState_Software_Reset );
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}else{
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ota_server_log("OTA md5 check err, Calculation:%s, Get:%s", md5_value_string, ota_server_context->ota_check.md5);
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ota_server_progress_set(OTA_FAIL);
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}
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goto DELETE;
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}
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RECONNECTED:
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ota_server_socket_close( );
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mico_thread_sleep(2);
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continue;
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}
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DELETE:
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HTTPHeaderDestory( &httpHeader );
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ota_server_socket_close( );
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if( ota_server_context != NULL ){
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if( ota_server_context->download_url.url != NULL ){
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free(ota_server_context->download_url.url);
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ota_server_context->download_url.url = NULL;
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}
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free(ota_server_context);
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ota_server_context = NULL;
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}
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ota_server_log("ota server thread will delete");
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mico_rtos_delete_thread(NULL);
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}
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/*one request may receive multi reply*/
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static OSStatus onReceivedData( struct _HTTPHeader_t * inHeader, uint32_t inPos, uint8_t * inData,
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size_t inLen, void * inUserContext )
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{
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OSStatus err = kNoErr;
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if ( inLen == 0 )
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return err;
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ota_server_context->download_state.download_begin_pos += inLen;
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CRC16_Update( &crc_context, inData, inLen );
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if( ota_server_context->ota_check.is_md5 == true ){
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Md5Update( &md5, inData, inLen );
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}
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MicoFlashWrite( MICO_PARTITION_OTA_TEMP, &offset, (uint8_t *) inData, inLen );
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ota_server_progress_set(OTA_LOADING);
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if( ota_server_context->ota_control == OTA_CONTROL_PAUSE ){
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while( 1 ){
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if( ota_server_context->ota_control != OTA_CONTROL_PAUSE )
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break;
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mico_thread_msleep(100);
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}
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}
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if( ota_server_context->ota_control == OTA_CONTROL_STOP ){
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err = kUnsupportedErr;
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}
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return err;
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}
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static OSStatus ota_server_set_url( char *url )
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{
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OSStatus err = kNoErr;
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url_field_t *url_t;
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char *pos = NULL;
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url_t = url_parse( url );
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require_action(url, exit, err = kParamErr);
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#if OTA_DEBUG
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url_field_print( url_t );
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#endif
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if ( !strcmp( url_t->schema, "https" ) )
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{
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ota_server_context->download_url.HTTP_SECURITY = HTTP_SECURITY_HTTPS;
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} else
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{
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ota_server_context->download_url.HTTP_SECURITY = HTTP_SECURITY_HTTP;
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}
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strcpy( ota_server_context->download_url.host, url_t->host );
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ota_server_context->download_url.port = atoi( url_t->port );
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pos = strstr( url, url_t->path );
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if ( pos == NULL )
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{
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strcpy( ota_server_context->download_url.url, "" );
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} else
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{
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strcpy( ota_server_context->download_url.url, pos );
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}
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exit:
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url_free( url_t );
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return err;
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}
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OSStatus ota_server_start( char *url, char *md5, ota_server_cb_fn call_back )
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{
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OSStatus err = kNoErr;
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require_action(url, exit, err = kParamErr);
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if( ota_server_context != NULL ){
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if( ota_server_context->download_url.url != NULL ){
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free(ota_server_context->download_url.url);
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ota_server_context->download_url.url = NULL;
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}
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free(ota_server_context);
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ota_server_context = NULL;
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}
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ota_server_context = malloc(sizeof(ota_server_context_t));
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require_action(ota_server_context, exit, err = kNoMemoryErr);
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memset(ota_server_context, 0x00, sizeof(ota_server_context_t));
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ota_server_context->download_url.url = malloc(strlen(url));
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require_action(ota_server_context->download_url.url, exit, err = kNoMemoryErr);
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memset(ota_server_context->download_url.url, 0x00, strlen(url));
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err = ota_server_set_url(url);
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require_noerr(err, exit);
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if( md5 != NULL ){
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ota_server_context->ota_check.is_md5 = true;
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memcpy(ota_server_context->ota_check.md5, md5, OTA_MD5_LENTH);
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upper2lower(ota_server_context->ota_check.md5, OTA_MD5_LENTH);
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}
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ota_server_context->ota_server_cb = call_back;
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err = mico_rtos_create_thread( NULL, MICO_APPLICATION_PRIORITY, "OTA", ota_server_thread, OTA_SERVER_THREAD_STACK_SIZE, 0 );
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exit:
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return err;
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}
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void ota_server_pause( void )
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{
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ota_server_context->ota_control = OTA_CONTROL_PAUSE;
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}
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|
|
|
void ota_server_continue( void )
|
|
{
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|
ota_server_context->ota_control = OTA_CONTROL_CONTINUE;
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|
}
|
|
|
|
void ota_server_stop( void )
|
|
{
|
|
ota_server_context->ota_control = OTA_CONTROL_STOP;
|
|
}
|
|
|
|
OTA_CONTROL_E ota_server_get( void )
|
|
{
|
|
return ota_server_context->ota_control;
|
|
}
|