Extract messages to a JSON string

Functions
char *	rf_extract_json_string (RF_FARM_REPLY *farm_reply)
	Extract the payload of messages received from message_callback() into a zero terminated string containing a JSON object. The string is UTF-8 encoded that contains no BOM or embedded NULs. More...
void	rf_free_json_string (char **p_json_string)
	Free the string created by rf_extract_json_string(). More...

Detailed Description

Function Documentation

rf_extract_json_string()

char* rf_extract_json_string

(

RF_FARM_REPLY *

farm_reply

)

Extract the payload of messages received from message_callback() into a zero terminated string containing a JSON object. The string is UTF-8 encoded that contains no BOM or embedded NULs.

Parameters

[in]

farm_reply

Contains the message payload.

Returns

If successful, the string will be returned. Otherwise NULL. The returned string should be freed using rf_free_json_string() when no longer required.

rf_free_json_string()

void rf_free_json_string

(

char **

p_json_string

)

Free the string created by rf_extract_json_string().

Parameters

[in,out]

p_json_string

The string to be freed. Safe against NULL *p_json_string, which is always set to NULL on return.