AT Command utility functions.

AT parser utility functions to deal with strings. More...

Macros
#define	AT_PARAM_SEPARATOR   ','
#define	AT_RSP_SEPARATOR   ':'
#define	AT_CMD_SEPARATOR   '='
#define	AT_CMD_READ_TEST_IDENTIFIER   '?'
#define	AT_CMD_BUFFER_TERMINATOR   0
#define	AT_CMD_STRING_IDENTIFIER   '\"'
#define	AT_STANDARD_NOTIFICATION_PREFIX   '+'
#define	AT_PROP_NOTIFICATION_PREFX   '%'
#define	AT_CUSTOM_COMMAND_PREFX   '#'

Functions
static bool	is_notification (char chr)
	Check if character is a notification start character.
static bool	is_valid_command_char (char chr)
	Verify that the character is a valid character.
static bool	is_valid_notification_char (char chr)
	Verify that the character is a valid character.
static bool	is_terminated (char chr)
	Check if the character identifies the end of the buffer.
static bool	is_separator (char chr)
	Check if character is a valid AT string separator.
static bool	is_lfcr (char chr)
	Check if character linefeed or carry return characters.
static bool	is_dblquote (char chr)
	Check if character is a double quote character.
static bool	is_array_start (char chr)
	Check if character is an array start character.
static bool	is_array_stop (char chr)
	Check if character is an array stop character.
static bool	is_number (char chr)
	Check if character is a number character (including + and -)
static bool	is_command (const char *str)
	Check if a string is a beginning of an AT command.
static bool	is_clac (const char *str)
	Check if a string is a beginning of an AT CLAC response.

Detailed Description

AT parser utility functions to deal with strings.