vscphlp_getRemoteVariableGUIDArray

int vscphlp_getRemoteVariableGUIDArray( long handle, 
                                const char *pName, 
                                const char * pGUID )

Parameters

handle

Handle for the communication channel obtained from a call to vscphlp_newsession.

pName

Pointer to a string containing the name of the variable. This name should have a character a-z as its first character and is not case sensitive.

pGUID

Pointer to an array forming a 16-byte GUID.

Return Value

Return VSCP_ERROR_SUCCESS on success, VSCP_ERROR_ERROR on failure. If the connection is closed VSCP_ERROR_CONNECTION is returned. VSCP_ERROR_PARAMETER is returned if called while in a receive loop.

Description

Get variable value from GUID variable. Array type.

Example

// Read a value from a GUID variable - array type
if ( VSCP_ERROR_SUCCESS == 
      ( rv = vscphlp_getRemoteVariableGUIDArray( handle1, "test_guidarray_variable", GUID  ) ) )  {
    printf( "Command success: vscphlp_getRemoteVariableGUIDArray on channel 1\n" );
    printf(" Value = " );
    for ( int i=0; i<16; i++ ) {
        printf("%d ", GUID[i] );    
    }
    printf("\n");
}
else {
    printf("\aCommand error: vscphlp_getRemoteVariableGUIDArray on channel 1  Error code=%d\n", rv);
}

See Also

vscphlp_setRemoteVariableGUIDArray


Very Simple Control Protocol
Wed Jul 04 2018 19:49:59 GMT+0000 (UTC)
This document is licensed under Creative Commons BY 4.0 and can be freely copied, redistributed, remixed, transformed, built upon as long as you give credits to the author((s).

results matching ""

    No results matching ""