udpc_fwrite()

`udpc_fwrite()`#

udpc_fwrite() formats and sends a log message over UDP using a specified format string and arguments.

C

Prototype

int udpc_fwrite(
    udpc_t      udpc,
    int         priority,
    const char  *format,
    ...
);

Parameters

Key	Type	Description
`udpc`	`udpc_t`	A handle to the UDP client instance.
`priority`	`int`	The priority level of the log message.
`format`	`const char *`	A format string specifying how subsequent arguments are formatted.
`...`	`variadic`	Additional arguments corresponding to the format string.

Return Value

Returns 0 on success, or -1 if an error occurs.

Notes

Internally, udpc_fwrite() formats the message using vsnprintf() and then calls udpc_write() to send the formatted log message.

JS

Prototype

// Not applicable in JS

Python

Prototype

# Not applicable in Python