Query the length of a persistent string

ss_string_len is a function defined in ssstring.c.

Synopsis:

size_t ss_string_len(const ss_string_t *str)

Description: This function returns the number of initial non-NUL characters in a string’s value. If str’s value is a typicall NUL-terminated C-style string then this function’s return value is identical to strlen. However, if str’s value has no NUL characters then this function’s return value is identical to ss_string_memlen.

Return Value: Returns the number of initial non-NUL characters in a string on success; returns SS_NOSIZE on failure.

Parallel Notes: Independent

See Also: