char n_tolower(char c)
is_alpha
N_STR * n_base64_decode(N_STR *bufcoded)
decode a N_STR *string
bool n_isupper(char c)
test if char c is uppercase
char n_toupper(char c)
is_alpha
bool n_islower(char c)
test if char c is lowercase
bool n_isalpha(char c)
is_alpha
N_STR * n_base64_encode(N_STR *string)
encode a N_STR *string
A box including a string and his lenght.
N_STR and string function declaration.