diff options
Diffstat (limited to 'src/lib/ndpi_utils.c')
| -rw-r--r-- | src/lib/ndpi_utils.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/src/lib/ndpi_utils.c b/src/lib/ndpi_utils.c index 9814733f7..95f0a4345 100644 --- a/src/lib/ndpi_utils.c +++ b/src/lib/ndpi_utils.c @@ -731,7 +731,7 @@ const char* ndpi_cipher2str(u_int32_t cipher) { /* ******************************************************************** */ -static int ndpi_is_other_char(char c) { +static inline int ndpi_is_other_char(char c) { return((c == '.') || (c == ' ') || (c == '@') @@ -741,7 +741,7 @@ static int ndpi_is_other_char(char c) { /* ******************************************************************** */ -static int ndpi_is_valid_char(char c) { +static int _ndpi_is_valid_char(char c) { if(ispunct(c) && (!ndpi_is_other_char(c))) return(0); else @@ -749,6 +749,18 @@ static int ndpi_is_valid_char(char c) { || isalpha(c) || ndpi_is_other_char(c)); } +static char ndpi_is_valid_char_tbl[256],ndpi_is_valid_char_tbl_init=0; + +static void _ndpi_is_valid_char_init(void) { + int c; + for(c=0; c < 256; c++) ndpi_is_valid_char_tbl[c] = _ndpi_is_valid_char(c); + ndpi_is_valid_char_tbl_init = 1; +} +static inline int ndpi_is_valid_char(char c) { + if(!ndpi_is_valid_char_tbl_init) + _ndpi_is_valid_char_init(); + return ndpi_is_valid_char_tbl[(unsigned char)c]; +} /* ******************************************************************** */ |