Syntax
VMINT vm_tcp_read(
    VM_TCP_HANDLE handle, 
    void* buffer, 
    VMUINT length
);
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vm_tcp_read
Example
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Syntax
VMINT vm_tcp_read(
    VM_TCP_HANDLE handle, 
    void* buffer, 
    VMUINT length
);
Description

This function reads data from a TCP connection.

Parameters
Parameters 
Description 
VM_TCP_HANDLE handle 
[IN] The TCP handle. 
void* buffer 
[OUT] The data buffer. 
VMUINT length 
[OUT] The data length. 
Returns

> 0: reads data size. 

= 0: receives the FIN from the server. 

< 0: error code, please check VM_TCP_RESULT.

Example
 void hl_tcp_conn_cb(VM_TCP_HANDLE handle, VM_TCP_EVENT event)
 {
     char buf[100];
     VMINT nread, nwrite;
     switch (event)
     {
         case VM_TCP_EVENT_CONNECTED:
             nwrite = vm_tcp_write(
                         handle,
                         "GET www.mediatek.com HTTP/1.1rnHost: www.mediatek.comrnrn",
                         strlen("GET www.mediatek.com HTTP/1.1rnHost: www.mediatek.comrnrn"));
             break;
         case VM_TCP_EVENT_CAN_READ:
             memset(buf, 0, 100);
             nread = vm_tcp_read(handle, buf, 100);
             vm_tcp_close(handle);
             return;
         default:
             return;
     }
     return;
 }
File

vmtcp.h

Group

Functions

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