APP_Framework/Framework：add http client module in OTA for KPU model downloading

APP_Framework/Framework/knowing/Kconfig

@@ -6,4 +6,5 @@ if SUPPORT_KNOWING_FRAMEWORK
         source "$APP_DIR/Framework/knowing/tensorflow-lite/Kconfig"
         source "$APP_DIR/Framework/knowing/kpu-postprocessing/Kconfig"
         source "$APP_DIR/Framework/knowing/filter/Kconfig"
+        source "$APP_DIR/Framework/knowing/ota/Kconfig"
 endif

APP_Framework/Framework/knowing/ota/Kconfig

@@ -0,0 +1,4 @@
+menuconfig USING_OTA_MODEL
+    bool "OTA (KPU MODEL)"
+    select PKG_USING_RW007
+    default n

APP_Framework/Framework/knowing/ota/SConscript

@@ -0,0 +1,10 @@
+from building import *
+import os
+
+cwd = GetCurrentDir()
+src = []
+if GetDepend(['USING_OTA_MODEL']):
+    src += ['httpclient.c']
+group = DefineGroup('ota model', src, depend = [], CPPPATH = [cwd])
+
+Return('group')

APP_Framework/Framework/knowing/ota/httpclient.h

@@ -0,0 +1,132 @@
+/*
+ * @Author: chunyexixiaoyu
+ * @Date: 2021-08-26 13:53:03
+ * @LastEditTime: 2021-08-30 14:44:05
+ * @LastEditors: Please set LastEditors
+ * @Description: In User Settings Edit
+ * @FilePath: \xiuos\APP_Framework\Framework\knowing\ota\httpclient.h
+ */
+#ifndef _OTA_HTTPCLIENT_H
+#define _OTA_HTTPCLIENT_H
+#include <transform.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef HTTP_MALLOC
+#define HTTP_MALLOC                     malloc
+#endif
+
+#ifndef HTTP_CALLOC
+#define HTTP_CALLOC                     calloc
+#endif
+
+#ifndef HTTP_REALLOC
+#define HTTP_REALLOC                    realloc
+#endif
+
+#ifndef HTTP_FREE
+#define HTTP_FREE                       free
+#endif
+
+#ifndef HTTP_STRDUP
+#define HTTP_STRDUP                     strdup
+#endif
+
+#define HTTPCLIENT_SW_VERSION           "2.2.0"
+#define HTTPCLIENT_SW_VERSION_NUM       0x20200
+
+#define HTTPCLIENT_HEADER_BUFSZ         4096
+#define HTTPCLIENT_RESPONSE_BUFSZ       4096
+
+#define HTTPCLIENT_DEFAULT_TIMEO        6
+
+enum webClientStatus
+{
+    HTTPCLIENT_OK,
+    HTTPCLIENT_ERROR,
+    HTTPCLIENT_TIMEOUT,
+    HTTPCLIENT_NOMEM,
+    HTTPCLIENT_NOSOCKET,
+    HTTPCLIENT_NOBUFFER,
+    HTTPCLIENT_CONNECT_FAILED,
+    HTTPCLIENT_DISCONNECT,
+    HTTPCLIENT_FILE_ERROR,
+};
+
+enum httpClientMethod
+{
+    WEBCLIENT_USER_METHOD,
+    WEBCLIENT_GET,
+    WEBCLIENT_POST,
+};
+
+struct  httpClientHeader
+{
+    char *buffer;
+    size_t length;                      /* content header buffer size */
+
+    size_t size;                        /* maximum support header size */
+};
+
+struct httpClientSession
+{
+    struct httpClientHeader *header;    /* webclient response header information */
+    int socket;
+    int resp_status;
+
+    char *host;                         /* server host */
+    char *req_url;                      /* HTTP request address*/
+
+    int chunk_sz;
+    int chunk_offset;
+
+    int content_length;
+    size_t content_remainder;           /* remainder of content length */
+
+    int is_tls;                   /* HTTPS connect */
+};
+
+/* create webclient session and set header response size */
+struct httpClientSession *httpClientSessionCreate(size_t header_sz);
+
+/* send HTTP GET request */
+int httpClientGet(struct httpClientSession *session, const char *URI);
+int httpClientGetPosition(struct httpClientSession *session, const char *URI, int position);
+
+/* send HTTP POST request */
+int httpClientPost(struct httpClientSession *session, const char *URI, const void *post_data, size_t data_len);
+
+/* close and release wenclient session */
+int httpClientClose(struct httpClientSession *session);
+
+int httpClientSetTimeout(struct httpClientSession *session, int millisecond);
+
+/* send or receive data from server */
+int httpClientRead(struct httpClientSession *session, void *buffer, size_t size);
+int httpClientWrite(struct httpClientSession *session, const void *buffer, size_t size);
+
+/* webclient GET/POST header buffer operate by the header fields */
+int httpClientHeaderFieldsAdd(struct httpClientSession *session, const char *fmt, ...);
+const char *httpClientHeaderFieldsGet(struct httpClientSession *session, const char *fields);
+
+/* send HTTP POST/GET request, and get response data */
+int httpClientResponse(struct httpClientSession *session, void **response, size_t *resp_len);
+int httpClientRequest(const char *URI, const char *header, const void *post_data, size_t data_len, void **response, size_t *resp_len);
+int httpClientRequestHeaderAdd(char **request_header, const char *fmt, ...);
+int httpClientRespStatusGet(struct httpClientSession *session);
+int httpClientContentLengthGet(struct httpClientSession *session);
+
+/*
+file system must be supported
+*/
+/* file related operations */
+int httpClientGetFile(const char *URI, const char *filename);
+int httpClientPostFile(const char *URI, const char *filename, const char *form_data);
+
+extern long int strtol(const char *nptr, char **endptr, int base);
+#ifdef  __cplusplus
+    }
+#endif
+#endif

APP_Framework/Framework/transform_layer/rtthread/transform.h

@@ -22,7 +22,13 @@
 #define TRANSFORM_H
 #include <rtthread.h>
 #include <rtdevice.h>
+#include <assert.h>
 #include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+#include <sys/time.h>
+#include <errno.h>
 #include <pthread.h>
 #include <sched.h>
 #include <unistd.h>
@@ -33,10 +39,19 @@
 #ifdef DRV_USING_OV2640
 #include <drv_ov2640.h>
 #endif
+#if defined(RT_USING_SAL)
+#include <netdb.h>
+#include <sys/socket.h>
+#else
+#include <lwip/netdb.h>
+#include <lwip/sockets.h>
+#endif /* RT_USING_SAL */
 #ifdef __cplusplus
 extern "C" {
 #endif
 
+
+
 #ifdef __cplusplus
 }
 #endif