#line 3 "" #define YY_INT_ALIGNED short int /* A lexical scanner generated by flex */ #define FLEX_SCANNER #define YY_FLEX_MAJOR_VERSION 2 #define YY_FLEX_MINOR_VERSION 5 #define YY_FLEX_SUBMINOR_VERSION 33 #if YY_FLEX_SUBMINOR_VERSION > 0 #define FLEX_BETA #endif /* First, we deal with platform-specific or compiler-specific issues. */ /* begin standard C headers. */ #include #include #include #include /* end standard C headers. */ /* flex integer type definitions */ #ifndef FLEXINT_H #define FLEXINT_H /* C99 systems have . Non-C99 systems may or may not. */ #if __STDC_VERSION__ >= 199901L /* C99 says to define __STDC_LIMIT_MACROS before including stdint.h, * if you want the limit (max/min) macros for int types. */ #ifndef __STDC_LIMIT_MACROS #define __STDC_LIMIT_MACROS 1 #endif #include typedef int8_t flex_int8_t; typedef uint8_t flex_uint8_t; typedef int16_t flex_int16_t; typedef uint16_t flex_uint16_t; typedef int32_t flex_int32_t; typedef uint32_t flex_uint32_t; #else typedef signed char flex_int8_t; typedef short int flex_int16_t; typedef int flex_int32_t; typedef unsigned char flex_uint8_t; typedef unsigned short int flex_uint16_t; typedef unsigned int flex_uint32_t; #endif /* ! C99 */ /* Limits of integral types. */ #ifndef INT8_MIN #define INT8_MIN (-128) #endif #ifndef INT16_MIN #define INT16_MIN (-32767-1) #endif #ifndef INT32_MIN #define INT32_MIN (-2147483647-1) #endif #ifndef INT8_MAX #define INT8_MAX (127) #endif #ifndef INT16_MAX #define INT16_MAX (32767) #endif #ifndef INT32_MAX #define INT32_MAX (2147483647) #endif #ifndef UINT8_MAX #define UINT8_MAX (255U) #endif #ifndef UINT16_MAX #define UINT16_MAX (65535U) #endif #ifndef UINT32_MAX #define UINT32_MAX (4294967295U) #endif #endif /* ! FLEXINT_H */ #ifdef __cplusplus /* The "const" storage-class-modifier is valid. */ #define YY_USE_CONST #else /* ! __cplusplus */ #if __STDC__ #define YY_USE_CONST #endif /* __STDC__ */ #endif /* ! __cplusplus */ #ifdef YY_USE_CONST #define yyconst const #else #define yyconst #endif /* Returned upon end-of-file. */ #define YY_NULL 0 /* Promotes a possibly negative, possibly signed char to an unsigned * integer for use as an array index. If the signed char is negative, * we want to instead treat it as an 8-bit unsigned char, hence the * double cast. */ #define YY_SC_TO_UI(c) ((unsigned int) (unsigned char) c) /* Enter a start condition. This macro really ought to take a parameter, * but we do it the disgusting crufty way forced on us by the ()-less * definition of BEGIN. */ #define BEGIN (yy_start) = 1 + 2 * /* Translate the current start state into a value that can be later handed * to BEGIN to return to the state. The YYSTATE alias is for lex * compatibility. */ #define YY_START (((yy_start) - 1) / 2) #define YYSTATE YY_START /* Action number for EOF rule of a given start state. */ #define YY_STATE_EOF(state) (YY_END_OF_BUFFER + state + 1) /* Special action meaning "start processing a new file". */ #define YY_NEW_FILE pcap_restart(pcap_in ) #define YY_END_OF_BUFFER_CHAR 0 /* Size of default input buffer. */ #ifndef YY_BUF_SIZE #define YY_BUF_SIZE 16384 #endif /* The state buf must be large enough to hold one state per character in the main buffer. */ #define YY_STATE_BUF_SIZE ((YY_BUF_SIZE + 2) * sizeof(yy_state_type)) #ifndef YY_TYPEDEF_YY_BUFFER_STATE #define YY_TYPEDEF_YY_BUFFER_STATE typedef struct yy_buffer_state *YY_BUFFER_STATE; #endif extern int pcap_leng; extern FILE *pcap_in, *pcap_out; #define EOB_ACT_CONTINUE_SCAN 0 #define EOB_ACT_END_OF_FILE 1 #define EOB_ACT_LAST_MATCH 2 #define YY_LESS_LINENO(n) /* Return all but the first "n" matched characters back to the input stream. */ #define yyless(n) \ do \ { \ /* Undo effects of setting up pcap_text. */ \ int yyless_macro_arg = (n); \ YY_LESS_LINENO(yyless_macro_arg);\ *yy_cp = (yy_hold_char); \ YY_RESTORE_YY_MORE_OFFSET \ (yy_c_buf_p) = yy_cp = yy_bp + yyless_macro_arg - YY_MORE_ADJ; \ YY_DO_BEFORE_ACTION; /* set up pcap_text again */ \ } \ while ( 0 ) #define unput(c) yyunput( c, (yytext_ptr) ) /* The following is because we cannot portably get our hands on size_t * (without autoconf's help, which isn't available because we want * flex-generated scanners to compile on their own). */ #ifndef YY_TYPEDEF_YY_SIZE_T #define YY_TYPEDEF_YY_SIZE_T typedef unsigned int yy_size_t; #endif #ifndef YY_STRUCT_YY_BUFFER_STATE #define YY_STRUCT_YY_BUFFER_STATE struct yy_buffer_state { FILE *yy_input_file; char *yy_ch_buf; /* input buffer */ char *yy_buf_pos; /* current position in input buffer */ /* Size of input buffer in bytes, not including room for EOB * characters. */ yy_size_t yy_buf_size; /* Number of characters read into yy_ch_buf, not including EOB * characters. */ int yy_n_chars; /* Whether we "own" the buffer - i.e., we know we created it, * and can realloc() it to grow it, and should free() it to * delete it. */ int yy_is_our_buffer; /* Whether this is an "interactive" input source; if so, and * if we're using stdio for input, then we want to use getc() * instead of fread(), to make sure we stop fetching input after * each newline. */ int yy_is_interactive; /* Whether we're considered to be at the beginning of a line. * If so, '^' rules will be active on the next match, otherwise * not. */ int yy_at_bol; int yy_bs_lineno; /**< The line count. */ int yy_bs_column; /**< The column count. */ /* Whether to try to fill the input buffer when we reach the * end of it. */ int yy_fill_buffer; int yy_buffer_status; #define YY_BUFFER_NEW 0 #define YY_BUFFER_NORMAL 1 /* When an EOF's been seen but there's still some text to process * then we mark the buffer as YY_EOF_PENDING, to indicate that we * shouldn't try reading from the input source any more. We might * still have a bunch of tokens to match, though, because of * possible backing-up. * * When we actually see the EOF, we change the status to "new" * (via pcap_restart()), so that the user can continue scanning by * just pointing pcap_in at a new input file. */ #define YY_BUFFER_EOF_PENDING 2 }; #endif /* !YY_STRUCT_YY_BUFFER_STATE */ /* Stack of input buffers. */ static size_t yy_buffer_stack_top = 0; /**< index of top of stack. */ static size_t yy_buffer_stack_max = 0; /**< capacity of stack. */ static YY_BUFFER_STATE * yy_buffer_stack = 0; /**< Stack as an array. */ /* We provide macros for accessing buffer states in case in the * future we want to put the buffer states in a more general * "scanner state". * * Returns the top of the stack, or NULL. */ #define YY_CURRENT_BUFFER ( (yy_buffer_stack) \ ? (yy_buffer_stack)[(yy_buffer_stack_top)] \ : NULL) /* Same as previous macro, but useful when we know that the buffer stack is not * NULL or when we need an lvalue. For internal use only. */ #define YY_CURRENT_BUFFER_LVALUE (yy_buffer_stack)[(yy_buffer_stack_top)] /* yy_hold_char holds the character lost when pcap_text is formed. */ static char yy_hold_char; static int yy_n_chars; /* number of characters read into yy_ch_buf */ int pcap_leng; /* Points to current character in buffer. */ static char *yy_c_buf_p = (char *) 0; static int yy_init = 0; /* whether we need to initialize */ static int yy_start = 0; /* start state number */ /* Flag which is used to allow pcap_wrap()'s to do buffer switches * instead of setting up a fresh pcap_in. A bit of a hack ... */ static int yy_did_buffer_switch_on_eof; void pcap_restart (FILE *input_file ); void pcap__switch_to_buffer (YY_BUFFER_STATE new_buffer ); YY_BUFFER_STATE pcap__create_buffer (FILE *file,int size ); void pcap__delete_buffer (YY_BUFFER_STATE b ); void pcap__flush_buffer (YY_BUFFER_STATE b ); void pcap_push_buffer_state (YY_BUFFER_STATE new_buffer ); void pcap_pop_buffer_state (void ); static void pcap_ensure_buffer_stack (void ); static void pcap__load_buffer_state (void ); static void pcap__init_buffer (YY_BUFFER_STATE b,FILE *file ); #define YY_FLUSH_BUFFER pcap__flush_buffer(YY_CURRENT_BUFFER ) YY_BUFFER_STATE pcap__scan_buffer (char *base,yy_size_t size ); YY_BUFFER_STATE pcap__scan_string (yyconst char *yy_str ); YY_BUFFER_STATE pcap__scan_bytes (yyconst char *bytes,int len ); void *pcap_alloc (yy_size_t ); void *pcap_realloc (void *,yy_size_t ); void pcap_free (void * ); #define yy_new_buffer pcap__create_buffer #define yy_set_interactive(is_interactive) \ { \ if ( ! YY_CURRENT_BUFFER ){ \ pcap_ensure_buffer_stack (); \ YY_CURRENT_BUFFER_LVALUE = \ pcap__create_buffer(pcap_in,YY_BUF_SIZE ); \ } \ YY_CURRENT_BUFFER_LVALUE->yy_is_interactive = is_interactive; \ } #define yy_set_bol(at_bol) \ { \ if ( ! YY_CURRENT_BUFFER ){\ pcap_ensure_buffer_stack (); \ YY_CURRENT_BUFFER_LVALUE = \ pcap__create_buffer(pcap_in,YY_BUF_SIZE ); \ } \ YY_CURRENT_BUFFER_LVALUE->yy_at_bol = at_bol; \ } #define YY_AT_BOL() (YY_CURRENT_BUFFER_LVALUE->yy_at_bol) /* Begin user sect3 */ typedef unsigned char YY_CHAR; FILE *pcap_in = (FILE *) 0, *pcap_out = (FILE *) 0; typedef int yy_state_type; extern int pcap_lineno; int pcap_lineno = 1; extern char *pcap_text; #define yytext_ptr pcap_text static yy_state_type yy_get_previous_state (void ); static yy_state_type yy_try_NUL_trans (yy_state_type current_state ); static int yy_get_next_buffer (void ); static void yy_fatal_error (yyconst char msg[] ); /* Done after the current pattern has been matched and before the * corresponding action - sets up pcap_text. */ #define YY_DO_BEFORE_ACTION \ (yytext_ptr) = yy_bp; \ pcap_leng = (size_t) (yy_cp - yy_bp); \ (yy_hold_char) = *yy_cp; \ *yy_cp = '\0'; \ (yy_c_buf_p) = yy_cp; #define YY_NUM_RULES 52 #define YY_END_OF_BUFFER 53 /* This struct is not used in this scanner, but its presence is necessary. */ struct yy_trans_info { flex_int32_t yy_verify; flex_int32_t yy_nxt; }; static yyconst flex_int16_t yy_accept[217] = { 0, 0, 0, 53, 51, 36, 36, 37, 37, 37, 37, 51, 44, 44, 37, 37, 37, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 51, 37, 0, 50, 40, 30, 0, 48, 44, 0, 48, 48, 48, 42, 39, 41, 38, 43, 49, 49, 49, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 7, 48, 48, 48, 48, 48, 48, 48, 48, 31, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 31, 45, 45, 44, 0, 0, 44, 30, 5, 48, 48, 48, 48, 1, 48, 48, 48, 48, 48, 48, 48, 48, 48, 15, 33, 48, 48, 48, 48, 48, 20, 32, 48, 48, 3, 48, 48, 16, 48, 2, 8, 9, 48, 48, 0, 47, 0, 48, 48, 27, 48, 48, 4, 48, 48, 19, 10, 11, 12, 48, 48, 25, 21, 48, 48, 48, 48, 22, 48, 6, 45, 45, 45, 0, 47, 0, 13, 48, 48, 48, 48, 48, 48, 18, 17, 48, 48, 23, 48, 48, 0, 47, 48, 14, 48, 48, 48, 33, 48, 48, 45, 45, 45, 0, 48, 24, 26, 34, 48, 48, 48, 0, 47, 48, 48, 35, 45, 0, 28, 29, 0, 47, 46, 46, 0 } ; static yyconst flex_int32_t yy_ec[256] = { 0, 1, 1, 1, 1, 1, 1, 1, 1, 2, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 4, 1, 1, 1, 1, 5, 1, 6, 6, 7, 7, 1, 8, 9, 7, 10, 11, 11, 11, 11, 11, 11, 11, 11, 11, 12, 1, 13, 14, 15, 1, 1, 16, 16, 16, 16, 16, 16, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 17, 18, 17, 17, 19, 20, 19, 1, 21, 1, 22, 23, 24, 25, 26, 27, 28, 29, 30, 17, 31, 32, 33, 34, 35, 36, 17, 37, 38, 39, 40, 17, 41, 42, 43, 17, 1, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 } ; static yyconst flex_int32_t yy_meta[45] = { 0, 1, 2, 2, 2, 1, 2, 1, 1, 1, 3, 3, 3, 1, 1, 1, 3, 1, 1, 1, 1, 1, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 } ; static yyconst flex_int16_t yy_base[230] = { 0, 0, 0, 381, 44, 382, 382, 366, 374, 382, 45, 382, 68, 29, 35, 364, 39, 103, 137, 121, 171, 24, 92, 86, 131, 33, 342, 108, 113, 47, 24, 79, 136, 354, 36, 351, 349, 329, 176, 382, 382, 382, 0, 127, 175, 360, 359, 0, 204, 382, 382, 382, 382, 382, 191, 0, 0, 345, 333, 346, 332, 327, 103, 326, 335, 142, 324, 336, 323, 327, 29, 336, 0, 319, 140, 323, 318, 319, 322, 314, 313, 0, 312, 313, 313, 313, 310, 324, 315, 320, 307, 306, 382, 191, 184, 207, 329, 328, 330, 0, 0, 306, 315, 310, 301, 0, 308, 303, 306, 309, 291, 293, 292, 291, 291, 0, 297, 286, 292, 291, 115, 282, 0, 0, 297, 280, 0, 279, 281, 0, 280, 0, 0, 0, 147, 224, 303, 302, 301, 281, 286, 0, 284, 272, 0, 267, 268, 0, 0, 0, 0, 266, 266, 0, 0, 272, 279, 272, 266, 0, 265, 0, 214, 227, 290, 286, 284, 276, 0, 263, 247, 263, 258, 248, 252, 0, 0, 256, 239, 0, 165, 247, 263, 256, 245, 0, 223, 228, 239, 0, 240, 227, 234, 180, 251, 247, 217, 0, 0, 0, 216, 228, 267, 231, 230, 202, 200, 0, 0, 210, 0, 0, 207, 200, 195, 192, 382, 294, 196, 194, 166, 163, 147, 131, 121, 114, 85, 80, 78, 69 } ; static yyconst flex_int16_t yy_def[230] = { 0, 216, 1, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 12, 216, 216, 216, 12, 12, 217, 12, 20, 20, 20, 20, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 216, 216, 216, 216, 216, 18, 18, 18, 218, 18, 18, 18, 216, 216, 216, 216, 216, 217, 217, 217, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 216, 18, 18, 18, 219, 220, 48, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 216, 221, 222, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 135, 223, 220, 216, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 216, 224, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 181, 225, 18, 18, 18, 18, 18, 18, 18, 216, 226, 18, 18, 18, 202, 227, 18, 18, 216, 228, 229, 216, 0, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216 } ; static yyconst flex_int16_t yy_nxt[427] = { 0, 4, 5, 6, 7, 8, 9, 10, 9, 11, 12, 13, 10, 14, 15, 16, 17, 18, 18, 9, 19, 11, 20, 21, 17, 22, 23, 24, 25, 26, 27, 18, 28, 29, 30, 31, 32, 33, 34, 35, 36, 18, 18, 18, 37, 38, 38, 47, 49, 50, 79, 38, 38, 52, 53, 66, 38, 38, 47, 80, 87, 60, 112, 47, 38, 38, 113, 61, 88, 76, 67, 47, 215, 89, 39, 39, 42, 43, 44, 44, 45, 214, 77, 212, 46, 47, 48, 78, 209, 42, 46, 46, 46, 46, 46, 46, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 48, 47, 47, 46, 46, 45, 81, 203, 62, 82, 47, 47, 54, 47, 195, 64, 47, 104, 54, 47, 63, 47, 69, 54, 182, 73, 70, 93, 94, 74, 155, 54, 71, 75, 72, 47, 47, 47, 47, 216, 167, 56, 156, 47, 45, 47, 65, 162, 163, 47, 47, 47, 47, 47, 47, 47, 165, 107, 47, 138, 47, 83, 84, 85, 116, 192, 193, 38, 117, 47, 47, 46, 46, 38, 43, 95, 95, 45, 38, 47, 193, 193, 54, 134, 94, 94, 38, 136, 54, 96, 134, 94, 94, 54, 166, 57, 39, 166, 58, 135, 59, 54, 166, 47, 98, 98, 43, 95, 95, 213, 98, 56, 213, 180, 163, 163, 98, 98, 98, 98, 98, 98, 181, 135, 164, 164, 180, 163, 163, 211, 164, 210, 166, 204, 193, 193, 164, 164, 164, 164, 164, 164, 202, 207, 206, 205, 181, 194, 194, 204, 180, 201, 200, 194, 199, 198, 197, 196, 166, 194, 194, 194, 194, 194, 194, 183, 202, 208, 208, 191, 190, 189, 188, 208, 187, 186, 185, 184, 166, 208, 208, 208, 208, 208, 208, 55, 166, 55, 183, 134, 179, 178, 177, 176, 175, 174, 173, 172, 171, 126, 170, 169, 168, 166, 166, 137, 126, 161, 160, 159, 158, 157, 154, 126, 153, 152, 151, 150, 149, 148, 147, 146, 145, 144, 143, 142, 141, 140, 139, 43, 97, 137, 133, 132, 131, 130, 129, 128, 127, 126, 125, 124, 123, 122, 121, 120, 119, 118, 115, 114, 111, 110, 109, 108, 106, 105, 103, 102, 101, 100, 99, 45, 97, 92, 91, 90, 86, 68, 51, 41, 40, 216, 3, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216 } ; static yyconst flex_int16_t yy_chk[427] = { 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 4, 10, 13, 14, 14, 30, 4, 10, 16, 16, 25, 4, 10, 21, 30, 34, 21, 70, 21, 4, 10, 70, 21, 34, 29, 25, 13, 229, 34, 4, 10, 12, 12, 12, 12, 12, 228, 29, 227, 12, 12, 12, 29, 226, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 17, 17, 17, 62, 31, 225, 22, 31, 23, 17, 19, 23, 224, 23, 22, 62, 19, 22, 22, 22, 27, 19, 223, 28, 27, 43, 43, 28, 120, 19, 27, 28, 27, 17, 18, 18, 18, 18, 222, 19, 120, 18, 65, 18, 24, 134, 134, 18, 18, 18, 18, 18, 18, 24, 221, 65, 24, 220, 24, 32, 32, 32, 74, 180, 180, 38, 74, 18, 20, 20, 20, 38, 44, 44, 44, 44, 38, 20, 193, 193, 54, 94, 94, 94, 38, 219, 54, 218, 93, 93, 93, 54, 215, 20, 38, 214, 20, 93, 20, 54, 213, 20, 48, 48, 95, 95, 95, 212, 48, 54, 209, 162, 162, 162, 48, 48, 48, 48, 48, 48, 162, 93, 135, 135, 163, 163, 163, 206, 135, 205, 204, 203, 192, 192, 135, 135, 135, 135, 135, 135, 192, 201, 200, 196, 162, 181, 181, 195, 194, 191, 190, 181, 188, 187, 186, 184, 183, 181, 181, 181, 181, 181, 181, 182, 192, 202, 202, 178, 177, 174, 173, 202, 172, 171, 170, 169, 167, 202, 202, 202, 202, 202, 202, 217, 166, 217, 165, 164, 160, 158, 157, 156, 155, 152, 151, 146, 145, 143, 142, 140, 139, 138, 137, 136, 130, 128, 127, 125, 124, 121, 119, 118, 117, 116, 114, 113, 112, 111, 110, 109, 108, 107, 106, 104, 103, 102, 101, 98, 97, 96, 91, 90, 89, 88, 87, 86, 85, 84, 83, 82, 80, 79, 78, 77, 76, 75, 73, 71, 69, 68, 67, 66, 64, 63, 61, 60, 59, 58, 57, 46, 45, 37, 36, 35, 33, 26, 15, 8, 7, 3, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216, 216 } ; static yy_state_type yy_last_accepting_state; static char *yy_last_accepting_cpos; extern int pcap__flex_debug; int pcap__flex_debug = 0; /* The intent behind this definition is that it'll catch * any uses of REJECT which flex missed. */ #define REJECT reject_used_but_not_detected #define yymore() yymore_used_but_not_detected #define YY_MORE_ADJ 0 #define YY_RESTORE_YY_MORE_OFFSET char *pcap_text; #line 1 "scanner.l" #line 2 "scanner.l" /* * Copyright (c) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that: (1) source code distributions * retain the above copyright notice and this paragraph in its entirety, (2) * distributions including binary code include the above copyright notice and * this paragraph in its entirety in the documentation or other materials * provided with the distribution, and (3) all advertising materials mentioning * features or use of this software display the following acknowledgement: * ``This product includes software developed by the University of California, * Lawrence Berkeley Laboratory and its contributors.'' Neither the name of * the University nor the names of its contributors may be used to endorse * or promote products derived from this software without specific prior * written permission. * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ #ifndef lint static const char rcsid[] = "@(#) $Header: /usr/local/cvs/linux/tools/build/e100boot/libpcap-0.4/scanner.l,v 1.1 1999/08/26 10:05:27 johana Exp $ (LBL)"; #endif #include #include #include #include #include "pcap-int.h" #include "gencode.h" #include #include "tokdefs.h" #include "gnuc.h" #ifdef HAVE_OS_PROTO_H #include "os-proto.h" #endif static int stoi(char *); static inline int xdtoi(int); #ifdef FLEX_SCANNER #define YY_NO_UNPUT #undef YY_INPUT #define YY_INPUT(buf, result, max)\ {\ char *src = in_buffer;\ int i;\ \ if (*src == 0)\ result = YY_NULL;\ else {\ for (i = 0; *src && i < max; ++i)\ buf[i] = *src++;\ in_buffer += i;\ result = i;\ }\ } #else #undef getc #define getc(fp) (*in_buffer == 0 ? EOF : *in_buffer++) #endif #define yylval pcap_lval extern YYSTYPE yylval; static char *in_buffer; #line 694 "" #define INITIAL 0 #ifndef YY_NO_UNISTD_H /* Special case for "unistd.h", since it is non-ANSI. We include it way * down here because we want the user's section 1 to have been scanned first. * The user has a chance to override it with an option. */ #include #endif #ifndef YY_EXTRA_TYPE #define YY_EXTRA_TYPE void * #endif static int yy_init_globals (void ); /* Macros after this point can all be overridden by user definitions in * section 1. */ #ifndef YY_SKIP_YYWRAP #ifdef __cplusplus extern "C" int pcap_wrap (void ); #else extern int pcap_wrap (void ); #endif #endif static void yyunput (int c,char *buf_ptr ); #ifndef yytext_ptr static void yy_flex_strncpy (char *,yyconst char *,int ); #endif #ifdef YY_NEED_STRLEN static int yy_flex_strlen (yyconst char * ); #endif #ifndef YY_NO_INPUT #ifdef __cplusplus static int yyinput (void ); #else static int input (void ); #endif #endif /* Amount of stuff to slurp up with each read. */ #ifndef YY_READ_BUF_SIZE #define YY_READ_BUF_SIZE 8192 #endif /* Copy whatever the last rule matched to the standard output. */ #ifndef ECHO /* This used to be an fputs(), but since the string might contain NUL's, * we now use fwrite(). */ #define ECHO (void) fwrite( pcap_text, pcap_leng, 1, pcap_out ) #endif /* Gets input and stuffs it into "buf". number of characters read, or YY_NULL, * is returned in "result". */ #ifndef YY_INPUT #define YY_INPUT(buf,result,max_size) \ if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \ { \ int c = '*'; \ size_t n; \ for ( n = 0; n < max_size && \ (c = getc( pcap_in )) != EOF && c != '\n'; ++n ) \ buf[n] = (char) c; \ if ( c == '\n' ) \ buf[n++] = (char) c; \ if ( c == EOF && ferror( pcap_in ) ) \ YY_FATAL_ERROR( "input in flex scanner failed" ); \ result = n; \ } \ else \ { \ errno=0; \ while ( (result = fread(buf, 1, max_size, pcap_in))==0 && ferror(pcap_in)) \ { \ if( errno != EINTR) \ { \ YY_FATAL_ERROR( "input in flex scanner failed" ); \ break; \ } \ errno=0; \ clearerr(pcap_in); \ } \ }\ \ #endif /* No semi-colon after return; correct usage is to write "yyterminate();" - * we don't want an extra ';' after the "return" because that will cause * some compilers to complain about unreachable statements. */ #ifndef yyterminate #define yyterminate() return YY_NULL #endif /* Number of entries by which start-condition stack grows. */ #ifndef YY_START_STACK_INCR #define YY_START_STACK_INCR 25 #endif /* Report a fatal error. */ #ifndef YY_FATAL_ERROR #define YY_FATAL_ERROR(msg) yy_fatal_error( msg ) #endif /* end tables serialization structures and prototypes */ /* Default declaration of generated scanner - a define so the user can * easily add parameters. */ #ifndef YY_DECL #define YY_DECL_IS_OURS 1 extern int pcap_lex (void); #define YY_DECL int pcap_lex (void) #endif /* !YY_DECL */ /* Code executed at the beginning of each rule, after pcap_text and pcap_leng * have been set up. */ #ifndef YY_USER_ACTION #define YY_USER_ACTION #endif /* Code executed at the end of each rule. */ #ifndef YY_BREAK #define YY_BREAK break; #endif #define YY_RULE_SETUP \ YY_USER_ACTION /** The main scanner function which does all the work. */ YY_DECL { register yy_state_type yy_current_state; register char *yy_cp, *yy_bp; register int yy_act; #line 82 "scanner.l" #line 849 "" if ( !(yy_init) ) { (yy_init) = 1; #ifdef YY_USER_INIT YY_USER_INIT; #endif if ( ! (yy_start) ) (yy_start) = 1; /* first start state */ if ( ! pcap_in ) pcap_in = stdin; if ( ! pcap_out ) pcap_out = stdout; if ( ! YY_CURRENT_BUFFER ) { pcap_ensure_buffer_stack (); YY_CURRENT_BUFFER_LVALUE = pcap__create_buffer(pcap_in,YY_BUF_SIZE ); } pcap__load_buffer_state( ); } while ( 1 ) /* loops until end-of-file is reached */ { yy_cp = (yy_c_buf_p); /* Support of pcap_text. */ *yy_cp = (yy_hold_char); /* yy_bp points to the position in yy_ch_buf of the start of * the current run. */ yy_bp = yy_cp; yy_current_state = (yy_start); yy_match: do { register YY_CHAR yy_c = yy_ec[YY_SC_TO_UI(*yy_cp)]; if ( yy_accept[yy_current_state] ) { (yy_last_accepting_state) = yy_current_state; (yy_last_accepting_cpos) = yy_cp; } while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) { yy_current_state = (int) yy_def[yy_current_state]; if ( yy_current_state >= 217 ) yy_c = yy_meta[(unsigned int) yy_c]; } yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; ++yy_cp; } while ( yy_base[yy_current_state] != 382 ); yy_find_action: yy_act = yy_accept[yy_current_state]; if ( yy_act == 0 ) { /* have to back up */ yy_cp = (yy_last_accepting_cpos); yy_current_state = (yy_last_accepting_state); yy_act = yy_accept[yy_current_state]; } YY_DO_BEFORE_ACTION; do_action: /* This label is used only to access EOF actions. */ switch ( yy_act ) { /* beginning of action switch */ case 0: /* must back up */ /* undo the effects of YY_DO_BEFORE_ACTION */ *yy_cp = (yy_hold_char); yy_cp = (yy_last_accepting_cpos); yy_current_state = (yy_last_accepting_state); goto yy_find_action; case 1: YY_RULE_SETUP #line 83 "scanner.l" return DST; YY_BREAK case 2: YY_RULE_SETUP #line 84 "scanner.l" return SRC; YY_BREAK case 3: YY_RULE_SETUP #line 86 "scanner.l" return LINK; YY_BREAK case 4: YY_RULE_SETUP #line 87 "scanner.l" return LINK; YY_BREAK case 5: YY_RULE_SETUP #line 88 "scanner.l" return ARP; YY_BREAK case 6: YY_RULE_SETUP #line 89 "scanner.l" return RARP; YY_BREAK case 7: YY_RULE_SETUP #line 90 "scanner.l" return IP; YY_BREAK case 8: YY_RULE_SETUP #line 91 "scanner.l" return TCP; YY_BREAK case 9: YY_RULE_SETUP #line 92 "scanner.l" return UDP; YY_BREAK case 10: YY_RULE_SETUP #line 93 "scanner.l" return ICMP; YY_BREAK case 11: YY_RULE_SETUP #line 94 "scanner.l" return IGMP; YY_BREAK case 12: YY_RULE_SETUP #line 95 "scanner.l" return IGRP; YY_BREAK case 13: YY_RULE_SETUP #line 97 "scanner.l" return ATALK; YY_BREAK case 14: YY_RULE_SETUP #line 98 "scanner.l" return DECNET; YY_BREAK case 15: YY_RULE_SETUP #line 99 "scanner.l" return LAT; YY_BREAK case 16: YY_RULE_SETUP #line 100 "scanner.l" return SCA; YY_BREAK case 17: YY_RULE_SETUP #line 101 "scanner.l" return MOPRC; YY_BREAK case 18: YY_RULE_SETUP #line 102 "scanner.l" return MOPDL; YY_BREAK case 19: YY_RULE_SETUP #line 104 "scanner.l" return HOST; YY_BREAK case 20: YY_RULE_SETUP #line 105 "scanner.l" return NET; YY_BREAK case 21: YY_RULE_SETUP #line 106 "scanner.l" return MASK; YY_BREAK case 22: YY_RULE_SETUP #line 107 "scanner.l" return PORT; YY_BREAK case 23: YY_RULE_SETUP #line 108 "scanner.l" return PROTO; YY_BREAK case 24: YY_RULE_SETUP #line 110 "scanner.l" return GATEWAY; YY_BREAK case 25: YY_RULE_SETUP #line 112 "scanner.l" return LESS; YY_BREAK case 26: YY_RULE_SETUP #line 113 "scanner.l" return GREATER; YY_BREAK case 27: YY_RULE_SETUP #line 114 "scanner.l" return BYTE; YY_BREAK case 28: YY_RULE_SETUP #line 115 "scanner.l" return TK_BROADCAST; YY_BREAK case 29: YY_RULE_SETUP #line 116 "scanner.l" return TK_MULTICAST; YY_BREAK case 30: YY_RULE_SETUP #line 118 "scanner.l" return AND; YY_BREAK case 31: YY_RULE_SETUP #line 119 "scanner.l" return OR; YY_BREAK case 32: YY_RULE_SETUP #line 120 "scanner.l" return '!'; YY_BREAK case 33: YY_RULE_SETUP #line 122 "scanner.l" return LEN; YY_BREAK case 34: YY_RULE_SETUP #line 123 "scanner.l" return INBOUND; YY_BREAK case 35: YY_RULE_SETUP #line 124 "scanner.l" return OUTBOUND; YY_BREAK case 36: /* rule 36 can match eol */ YY_RULE_SETUP #line 126 "scanner.l" ; YY_BREAK case 37: YY_RULE_SETUP #line 127 "scanner.l" return pcap_text[0]; YY_BREAK case 38: YY_RULE_SETUP #line 128 "scanner.l" return GEQ; YY_BREAK case 39: YY_RULE_SETUP #line 129 "scanner.l" return LEQ; YY_BREAK case 40: YY_RULE_SETUP #line 130 "scanner.l" return NEQ; YY_BREAK case 41: YY_RULE_SETUP #line 131 "scanner.l" return '='; YY_BREAK case 42: YY_RULE_SETUP #line 132 "scanner.l" return LSH; YY_BREAK case 43: YY_RULE_SETUP #line 133 "scanner.l" return RSH; YY_BREAK case 44: YY_RULE_SETUP #line 134 "scanner.l" { yylval.i = stoi((char *)pcap_text); return NUM; } YY_BREAK case 45: YY_RULE_SETUP #line 135 "scanner.l" { yylval.s = sdup((char *)pcap_text); return HID; } YY_BREAK case 46: YY_RULE_SETUP #line 137 "scanner.l" { yylval.e = pcap_ether_aton((char *)pcap_text); return EID; } YY_BREAK case 47: YY_RULE_SETUP #line 139 "scanner.l" { bpf_error("bogus ethernet address %s", pcap_text); } YY_BREAK case 48: YY_RULE_SETUP #line 140 "scanner.l" { yylval.s = sdup((char *)pcap_text); return ID; } YY_BREAK case 49: YY_RULE_SETUP #line 142 "scanner.l" { yylval.s = sdup((char *)pcap_text + 1); return ID; } YY_BREAK case 50: YY_RULE_SETUP #line 143 "scanner.l" { bpf_error("illegal token: %s\n", pcap_text); } YY_BREAK case 51: YY_RULE_SETUP #line 145 "scanner.l" { bpf_error("illegal char '%c'", *pcap_text); } YY_BREAK case 52: YY_RULE_SETUP #line 146 "scanner.l" ECHO; YY_BREAK #line 1197 "" case YY_STATE_EOF(INITIAL): yyterminate(); case YY_END_OF_BUFFER: { /* Amount of text matched not including the EOB char. */ int yy_amount_of_matched_text = (int) (yy_cp - (yytext_ptr)) - 1; /* Undo the effects of YY_DO_BEFORE_ACTION. */ *yy_cp = (yy_hold_char); YY_RESTORE_YY_MORE_OFFSET if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_NEW ) { /* We're scanning a new file or input source. It's * possible that this happened because the user * just pointed pcap_in at a new source and called * pcap_lex(). If so, then we have to assure * consistency between YY_CURRENT_BUFFER and our * globals. Here is the right place to do so, because * this is the first action (other than possibly a * back-up) that will match for the new input source. */ (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; YY_CURRENT_BUFFER_LVALUE->yy_input_file = pcap_in; YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_NORMAL; } /* Note that here we test for yy_c_buf_p "<=" to the position * of the first EOB in the buffer, since yy_c_buf_p will * already have been incremented past the NUL character * (since all states make transitions on EOB to the * end-of-buffer state). Contrast this with the test * in input(). */ if ( (yy_c_buf_p) <= &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] ) { /* This was really a NUL. */ yy_state_type yy_next_state; (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text; yy_current_state = yy_get_previous_state( ); /* Okay, we're now positioned to make the NUL * transition. We couldn't have * yy_get_previous_state() go ahead and do it * for us because it doesn't know how to deal * with the possibility of jamming (and we don't * want to build jamming into it because then it * will run more slowly). */ yy_next_state = yy_try_NUL_trans( yy_current_state ); yy_bp = (yytext_ptr) + YY_MORE_ADJ; if ( yy_next_state ) { /* Consume the NUL. */ yy_cp = ++(yy_c_buf_p); yy_current_state = yy_next_state; goto yy_match; } else { yy_cp = (yy_c_buf_p); goto yy_find_action; } } else switch ( yy_get_next_buffer( ) ) { case EOB_ACT_END_OF_FILE: { (yy_did_buffer_switch_on_eof) = 0; if ( pcap_wrap( ) ) { /* Note: because we've taken care in * yy_get_next_buffer() to have set up * pcap_text, we can now set up * yy_c_buf_p so that if some total * hoser (like flex itself) wants to * call the scanner after we return the * YY_NULL, it'll still work - another * YY_NULL will get returned. */ (yy_c_buf_p) = (yytext_ptr) + YY_MORE_ADJ; yy_act = YY_STATE_EOF(YY_START); goto do_action; } else { if ( ! (yy_did_buffer_switch_on_eof) ) YY_NEW_FILE; } break; } case EOB_ACT_CONTINUE_SCAN: (yy_c_buf_p) = (yytext_ptr) + yy_amount_of_matched_text; yy_current_state = yy_get_previous_state( ); yy_cp = (yy_c_buf_p); yy_bp = (yytext_ptr) + YY_MORE_ADJ; goto yy_match; case EOB_ACT_LAST_MATCH: (yy_c_buf_p) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)]; yy_current_state = yy_get_previous_state( ); yy_cp = (yy_c_buf_p); yy_bp = (yytext_ptr) + YY_MORE_ADJ; goto yy_find_action; } break; } default: YY_FATAL_ERROR( "fatal flex scanner internal error--no action found" ); } /* end of action switch */ } /* end of scanning one token */ } /* end of pcap_lex */ /* yy_get_next_buffer - try to read in a new buffer * * Returns a code representing an action: * EOB_ACT_LAST_MATCH - * EOB_ACT_CONTINUE_SCAN - continue scanning from current position * EOB_ACT_END_OF_FILE - end of file */ static int yy_get_next_buffer (void) { register char *dest = YY_CURRENT_BUFFER_LVALUE->yy_ch_buf; register char *source = (yytext_ptr); register int number_to_move, i; int ret_val; if ( (yy_c_buf_p) > &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] ) YY_FATAL_ERROR( "fatal flex scanner internal error--end of buffer missed" ); if ( YY_CURRENT_BUFFER_LVALUE->yy_fill_buffer == 0 ) { /* Don't try to fill the buffer, so this is an EOF. */ if ( (yy_c_buf_p) - (yytext_ptr) - YY_MORE_ADJ == 1 ) { /* We matched a single character, the EOB, so * treat this as a final EOF. */ return EOB_ACT_END_OF_FILE; } else { /* We matched some text prior to the EOB, first * process it. */ return EOB_ACT_LAST_MATCH; } } /* Try to read more data. */ /* First move last chars to start of buffer. */ number_to_move = (int) ((yy_c_buf_p) - (yytext_ptr)) - 1; for ( i = 0; i < number_to_move; ++i ) *(dest++) = *(source++); if ( YY_CURRENT_BUFFER_LVALUE->yy_buffer_status == YY_BUFFER_EOF_PENDING ) /* don't do the read, it's not guaranteed to return an EOF, * just force an EOF */ YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = 0; else { int num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1; while ( num_to_read <= 0 ) { /* Not enough room in the buffer - grow it. */ /* just a shorter name for the current buffer */ YY_BUFFER_STATE b = YY_CURRENT_BUFFER; int yy_c_buf_p_offset = (int) ((yy_c_buf_p) - b->yy_ch_buf); if ( b->yy_is_our_buffer ) { int new_size = b->yy_buf_size * 2; if ( new_size <= 0 ) b->yy_buf_size += b->yy_buf_size / 8; else b->yy_buf_size *= 2; b->yy_ch_buf = (char *) /* Include room in for 2 EOB chars. */ pcap_realloc((void *) b->yy_ch_buf,b->yy_buf_size + 2 ); } else /* Can't grow it, we don't own it. */ b->yy_ch_buf = 0; if ( ! b->yy_ch_buf ) YY_FATAL_ERROR( "fatal error - scanner input buffer overflow" ); (yy_c_buf_p) = &b->yy_ch_buf[yy_c_buf_p_offset]; num_to_read = YY_CURRENT_BUFFER_LVALUE->yy_buf_size - number_to_move - 1; } if ( num_to_read > YY_READ_BUF_SIZE ) num_to_read = YY_READ_BUF_SIZE; /* Read in more data. */ YY_INPUT( (&YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]), (yy_n_chars), (size_t) num_to_read ); YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); } if ( (yy_n_chars) == 0 ) { if ( number_to_move == YY_MORE_ADJ ) { ret_val = EOB_ACT_END_OF_FILE; pcap_restart(pcap_in ); } else { ret_val = EOB_ACT_LAST_MATCH; YY_CURRENT_BUFFER_LVALUE->yy_buffer_status = YY_BUFFER_EOF_PENDING; } } else ret_val = EOB_ACT_CONTINUE_SCAN; (yy_n_chars) += number_to_move; YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] = YY_END_OF_BUFFER_CHAR; YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars) + 1] = YY_END_OF_BUFFER_CHAR; (yytext_ptr) = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[0]; return ret_val; } /* yy_get_previous_state - get the state just before the EOB char was reached */ static yy_state_type yy_get_previous_state (void) { register yy_state_type yy_current_state; register char *yy_cp; yy_current_state = (yy_start); for ( yy_cp = (yytext_ptr) + YY_MORE_ADJ; yy_cp < (yy_c_buf_p); ++yy_cp ) { register YY_CHAR yy_c = (*yy_cp ? yy_ec[YY_SC_TO_UI(*yy_cp)] : 1); if ( yy_accept[yy_current_state] ) { (yy_last_accepting_state) = yy_current_state; (yy_last_accepting_cpos) = yy_cp; } while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) { yy_current_state = (int) yy_def[yy_current_state]; if ( yy_current_state >= 217 ) yy_c = yy_meta[(unsigned int) yy_c]; } yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; } return yy_current_state; } /* yy_try_NUL_trans - try to make a transition on the NUL character * * synopsis * next_state = yy_try_NUL_trans( current_state ); */ static yy_state_type yy_try_NUL_trans (yy_state_type yy_current_state ) { register int yy_is_jam; register char *yy_cp = (yy_c_buf_p); register YY_CHAR yy_c = 1; if ( yy_accept[yy_current_state] ) { (yy_last_accepting_state) = yy_current_state; (yy_last_accepting_cpos) = yy_cp; } while ( yy_chk[yy_base[yy_current_state] + yy_c] != yy_current_state ) { yy_current_state = (int) yy_def[yy_current_state]; if ( yy_current_state >= 217 ) yy_c = yy_meta[(unsigned int) yy_c]; } yy_current_state = yy_nxt[yy_base[yy_current_state] + (unsigned int) yy_c]; yy_is_jam = (yy_current_state == 216); return yy_is_jam ? 0 : yy_current_state; } static void yyunput (int c, register char * yy_bp ) { register char *yy_cp; yy_cp = (yy_c_buf_p); /* undo effects of setting up pcap_text */ *yy_cp = (yy_hold_char); if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 ) { /* need to shift things up to make room */ /* +2 for EOB chars. */ register int number_to_move = (yy_n_chars) + 2; register char *dest = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[ YY_CURRENT_BUFFER_LVALUE->yy_buf_size + 2]; register char *source = &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[number_to_move]; while ( source > YY_CURRENT_BUFFER_LVALUE->yy_ch_buf ) *--dest = *--source; yy_cp += (int) (dest - source); yy_bp += (int) (dest - source); YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_buf_size; if ( yy_cp < YY_CURRENT_BUFFER_LVALUE->yy_ch_buf + 2 ) YY_FATAL_ERROR( "flex scanner push-back overflow" ); } *--yy_cp = (char) c; (yytext_ptr) = yy_bp; (yy_hold_char) = *yy_cp; (yy_c_buf_p) = yy_cp; } #ifndef YY_NO_INPUT #ifdef __cplusplus static int yyinput (void) #else static int input (void) #endif { int c; *(yy_c_buf_p) = (yy_hold_char); if ( *(yy_c_buf_p) == YY_END_OF_BUFFER_CHAR ) { /* yy_c_buf_p now points to the character we want to return. * If this occurs *before* the EOB characters, then it's a * valid NUL; if not, then we've hit the end of the buffer. */ if ( (yy_c_buf_p) < &YY_CURRENT_BUFFER_LVALUE->yy_ch_buf[(yy_n_chars)] ) /* This was really a NUL. */ *(yy_c_buf_p) = '\0'; else { /* need more input */ int offset = (yy_c_buf_p) - (yytext_ptr); ++(yy_c_buf_p); switch ( yy_get_next_buffer( ) ) { case EOB_ACT_LAST_MATCH: /* This happens because yy_g_n_b() * sees that we've accumulated a * token and flags that we need to * try matching the token before * proceeding. But for input(), * there's no matching to consider. * So convert the EOB_ACT_LAST_MATCH * to EOB_ACT_END_OF_FILE. */ /* Reset buffer status. */ pcap_restart(pcap_in ); /*FALLTHROUGH*/ case EOB_ACT_END_OF_FILE: { if ( pcap_wrap( ) ) return EOF; if ( ! (yy_did_buffer_switch_on_eof) ) YY_NEW_FILE; #ifdef __cplusplus return yyinput(); #else return input(); #endif } case EOB_ACT_CONTINUE_SCAN: (yy_c_buf_p) = (yytext_ptr) + offset; break; } } } c = *(unsigned char *) (yy_c_buf_p); /* cast for 8-bit char's */ *(yy_c_buf_p) = '\0'; /* preserve pcap_text */ (yy_hold_char) = *++(yy_c_buf_p); return c; } #endif /* ifndef YY_NO_INPUT */ /** Immediately switch to a different input stream. * @param input_file A readable stream. * * @note This function does not reset the start condition to @c INITIAL . */ void pcap_restart (FILE * input_file ) { if ( ! YY_CURRENT_BUFFER ){ pcap_ensure_buffer_stack (); YY_CURRENT_BUFFER_LVALUE = pcap__create_buffer(pcap_in,YY_BUF_SIZE ); } pcap__init_buffer(YY_CURRENT_BUFFER,input_file ); pcap__load_buffer_state( ); } /** Switch to a different input buffer. * @param new_buffer The new input buffer. * */ void pcap__switch_to_buffer (YY_BUFFER_STATE new_buffer ) { /* TODO. We should be able to replace this entire function body * with * pcap_pop_buffer_state(); * pcap_push_buffer_state(new_buffer); */ pcap_ensure_buffer_stack (); if ( YY_CURRENT_BUFFER == new_buffer ) return; if ( YY_CURRENT_BUFFER ) { /* Flush out information for old buffer. */ *(yy_c_buf_p) = (yy_hold_char); YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p); YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); } YY_CURRENT_BUFFER_LVALUE = new_buffer; pcap__load_buffer_state( ); /* We don't actually know whether we did this switch during * EOF (pcap_wrap()) processing, but the only time this flag * is looked at is after pcap_wrap() is called, so it's safe * to go ahead and always set it. */ (yy_did_buffer_switch_on_eof) = 1; } static void pcap__load_buffer_state (void) { (yy_n_chars) = YY_CURRENT_BUFFER_LVALUE->yy_n_chars; (yytext_ptr) = (yy_c_buf_p) = YY_CURRENT_BUFFER_LVALUE->yy_buf_pos; pcap_in = YY_CURRENT_BUFFER_LVALUE->yy_input_file; (yy_hold_char) = *(yy_c_buf_p); } /** Allocate and initialize an input buffer state. * @param file A readable stream. * @param size The character buffer size in bytes. When in doubt, use @c YY_BUF_SIZE. * * @return the allocated buffer state. */ YY_BUFFER_STATE pcap__create_buffer (FILE * file, int size ) { YY_BUFFER_STATE b; b = (YY_BUFFER_STATE) pcap_alloc(sizeof( struct yy_buffer_state ) ); if ( ! b ) YY_FATAL_ERROR( "out of dynamic memory in pcap__create_buffer()" ); b->yy_buf_size = size; /* yy_ch_buf has to be 2 characters longer than the size given because * we need to put in 2 end-of-buffer characters. */ b->yy_ch_buf = (char *) pcap_alloc(b->yy_buf_size + 2 ); if ( ! b->yy_ch_buf ) YY_FATAL_ERROR( "out of dynamic memory in pcap__create_buffer()" ); b->yy_is_our_buffer = 1; pcap__init_buffer(b,file ); return b; } /** Destroy the buffer. * @param b a buffer created with pcap__create_buffer() * */ void pcap__delete_buffer (YY_BUFFER_STATE b ) { if ( ! b ) return; if ( b == YY_CURRENT_BUFFER ) /* Not sure if we should pop here. */ YY_CURRENT_BUFFER_LVALUE = (YY_BUFFER_STATE) 0; if ( b->yy_is_our_buffer ) pcap_free((void *) b->yy_ch_buf ); pcap_free((void *) b ); } #ifndef __cplusplus extern int isatty (int ); #endif /* __cplusplus */ /* Initializes or reinitializes a buffer. * This function is sometimes called more than once on the same buffer, * such as during a pcap_restart() or at EOF. */ static void pcap__init_buffer (YY_BUFFER_STATE b, FILE * file ) { int oerrno = errno; pcap__flush_buffer(b ); b->yy_input_file = file; b->yy_fill_buffer = 1; /* If b is the current buffer, then pcap__init_buffer was _probably_ * called from pcap_restart() or through yy_get_next_buffer. * In that case, we don't want to reset the lineno or column. */ if (b != YY_CURRENT_BUFFER){ b->yy_bs_lineno = 1; b->yy_bs_column = 0; } b->yy_is_interactive = file ? (isatty( fileno(file) ) > 0) : 0; errno = oerrno; } /** Discard all buffered characters. On the next scan, YY_INPUT will be called. * @param b the buffer state to be flushed, usually @c YY_CURRENT_BUFFER. * */ void pcap__flush_buffer (YY_BUFFER_STATE b ) { if ( ! b ) return; b->yy_n_chars = 0; /* We always need two end-of-buffer characters. The first causes * a transition to the end-of-buffer state. The second causes * a jam in that state. */ b->yy_ch_buf[0] = YY_END_OF_BUFFER_CHAR; b->yy_ch_buf[1] = YY_END_OF_BUFFER_CHAR; b->yy_buf_pos = &b->yy_ch_buf[0]; b->yy_at_bol = 1; b->yy_buffer_status = YY_BUFFER_NEW; if ( b == YY_CURRENT_BUFFER ) pcap__load_buffer_state( ); } /** Pushes the new state onto the stack. The new state becomes * the current state. This function will allocate the stack * if necessary. * @param new_buffer The new state. * */ void pcap_push_buffer_state (YY_BUFFER_STATE new_buffer ) { if (new_buffer == NULL) return; pcap_ensure_buffer_stack(); /* This block is copied from pcap__switch_to_buffer. */ if ( YY_CURRENT_BUFFER ) { /* Flush out information for old buffer. */ *(yy_c_buf_p) = (yy_hold_char); YY_CURRENT_BUFFER_LVALUE->yy_buf_pos = (yy_c_buf_p); YY_CURRENT_BUFFER_LVALUE->yy_n_chars = (yy_n_chars); } /* Only push if top exists. Otherwise, replace top. */ if (YY_CURRENT_BUFFER) (yy_buffer_stack_top)++; YY_CURRENT_BUFFER_LVALUE = new_buffer; /* copied from pcap__switch_to_buffer. */ pcap__load_buffer_state( ); (yy_did_buffer_switch_on_eof) = 1; } /** Removes and deletes the top of the stack, if present. * The next element becomes the new top. * */ void pcap_pop_buffer_state (void) { if (!YY_CURRENT_BUFFER) return; pcap__delete_buffer(YY_CURRENT_BUFFER ); YY_CURRENT_BUFFER_LVALUE = NULL; if ((yy_buffer_stack_top) > 0) --(yy_buffer_stack_top); if (YY_CURRENT_BUFFER) { pcap__load_buffer_state( ); (yy_did_buffer_switch_on_eof) = 1; } } /* Allocates the stack if it does not exist. * Guarantees space for at least one push. */ static void pcap_ensure_buffer_stack (void) { int num_to_alloc; if (!(yy_buffer_stack)) { /* First allocation is just for 2 elements, since we don't know if this * scanner will even need a stack. We use 2 instead of 1 to avoid an * immediate realloc on the next call. */ num_to_alloc = 1; (yy_buffer_stack) = (struct yy_buffer_state**)pcap_alloc (num_to_alloc * sizeof(struct yy_buffer_state*) ); memset((yy_buffer_stack), 0, num_to_alloc * sizeof(struct yy_buffer_state*)); (yy_buffer_stack_max) = num_to_alloc; (yy_buffer_stack_top) = 0; return; } if ((yy_buffer_stack_top) >= ((yy_buffer_stack_max)) - 1){ /* Increase the buffer to prepare for a possible push. */ int grow_size = 8 /* arbitrary grow size */; num_to_alloc = (yy_buffer_stack_max) + grow_size; (yy_buffer_stack) = (struct yy_buffer_state**)pcap_realloc ((yy_buffer_stack), num_to_alloc * sizeof(struct yy_buffer_state*) ); /* zero only the new slots.*/ memset((yy_buffer_stack) + (yy_buffer_stack_max), 0, grow_size * sizeof(struct yy_buffer_state*)); (yy_buffer_stack_max) = num_to_alloc; } } /** Setup the input buffer state to scan directly from a user-specified character buffer. * @param base the character buffer * @param size the size in bytes of the character buffer * * @return the newly allocated buffer state object. */ YY_BUFFER_STATE pcap__scan_buffer (char * base, yy_size_t size ) { YY_BUFFER_STATE b; if ( size < 2 || base[size-2] != YY_END_OF_BUFFER_CHAR || base[size-1] != YY_END_OF_BUFFER_CHAR ) /* They forgot to leave room for the EOB's. */ return 0; b = (YY_BUFFER_STATE) pcap_alloc(sizeof( struct yy_buffer_state ) ); if ( ! b ) YY_FATAL_ERROR( "out of dynamic memory in pcap__scan_buffer()" ); b->yy_buf_size = size - 2; /* "- 2" to take care of EOB's */ b->yy_buf_pos = b->yy_ch_buf = base; b->yy_is_our_buffer = 0; b->yy_input_file = 0; b->yy_n_chars = b->yy_buf_size; b->yy_is_interactive = 0; b->yy_at_bol = 1; b->yy_fill_buffer = 0; b->yy_buffer_status = YY_BUFFER_NEW; pcap__switch_to_buffer(b ); return b; } /** Setup the input buffer state to scan a string. The next call to pcap_lex() will * scan from a @e copy of @a str. * @param yystr a NUL-terminated string to scan * * @return the newly allocated buffer state object. * @note If you want to scan bytes that may contain NUL values, then use * pcap__scan_bytes() instead. */ YY_BUFFER_STATE pcap__scan_string (yyconst char * yystr ) { return pcap__scan_bytes(yystr,strlen(yystr) ); } /** Setup the input buffer state to scan the given bytes. The next call to pcap_lex() will * scan from a @e copy of @a bytes. * @param bytes the byte buffer to scan * @param len the number of bytes in the buffer pointed to by @a bytes. * * @return the newly allocated buffer state object. */ YY_BUFFER_STATE pcap__scan_bytes (yyconst char * yybytes, int _yybytes_len ) { YY_BUFFER_STATE b; char *buf; yy_size_t n; int i; /* Get memory for full buffer, including space for trailing EOB's. */ n = _yybytes_len + 2; buf = (char *) pcap_alloc(n ); if ( ! buf ) YY_FATAL_ERROR( "out of dynamic memory in pcap__scan_bytes()" ); for ( i = 0; i < _yybytes_len; ++i ) buf[i] = yybytes[i]; buf[_yybytes_len] = buf[_yybytes_len+1] = YY_END_OF_BUFFER_CHAR; b = pcap__scan_buffer(buf,n ); if ( ! b ) YY_FATAL_ERROR( "bad buffer in pcap__scan_bytes()" ); /* It's okay to grow etc. this buffer, and we should throw it * away when we're done. */ b->yy_is_our_buffer = 1; return b; } #ifndef YY_EXIT_FAILURE #define YY_EXIT_FAILURE 2 #endif static void yy_fatal_error (yyconst char* msg ) { (void) fprintf( stderr, "%s\n", msg ); exit( YY_EXIT_FAILURE ); } /* Redefine yyless() so it works in section 3 code. */ #undef yyless #define yyless(n) \ do \ { \ /* Undo effects of setting up pcap_text. */ \ int yyless_macro_arg = (n); \ YY_LESS_LINENO(yyless_macro_arg);\ pcap_text[pcap_leng] = (yy_hold_char); \ (yy_c_buf_p) = pcap_text + yyless_macro_arg; \ (yy_hold_char) = *(yy_c_buf_p); \ *(yy_c_buf_p) = '\0'; \ pcap_leng = yyless_macro_arg; \ } \ while ( 0 ) /* Accessor methods (get/set functions) to struct members. */ /** Get the current line number. * */ int pcap_get_lineno (void) { return pcap_lineno; } /** Get the input stream. * */ FILE *pcap_get_in (void) { return pcap_in; } /** Get the output stream. * */ FILE *pcap_get_out (void) { return pcap_out; } /** Get the length of the current token. * */ int pcap_get_leng (void) { return pcap_leng; } /** Get the current token. * */ char *pcap_get_text (void) { return pcap_text; } /** Set the current line number. * @param line_number * */ void pcap_set_lineno (int line_number ) { pcap_lineno = line_number; } /** Set the input stream. This does not discard the current * input buffer. * @param in_str A readable stream. * * @see pcap__switch_to_buffer */ void pcap_set_in (FILE * in_str ) { pcap_in = in_str ; } void pcap_set_out (FILE * out_str ) { pcap_out = out_str ; } int pcap_get_debug (void) { return pcap__flex_debug; } void pcap_set_debug (int bdebug ) { pcap__flex_debug = bdebug ; } static int yy_init_globals (void) { /* Initialization is the same as for the non-reentrant scanner. * This function is called from pcap_lex_destroy(), so don't allocate here. */ (yy_buffer_stack) = 0; (yy_buffer_stack_top) = 0; (yy_buffer_stack_max) = 0; (yy_c_buf_p) = (char *) 0; (yy_init) = 0; (yy_start) = 0; /* Defined in main.c */ #ifdef YY_STDINIT pcap_in = stdin; pcap_out = stdout; #else pcap_in = (FILE *) 0; pcap_out = (FILE *) 0; #endif /* For future reference: Set errno on error, since we are called by * pcap_lex_init() */ return 0; } /* pcap_lex_destroy is for both reentrant and non-reentrant scanners. */ int pcap_lex_destroy (void) { /* Pop the buffer stack, destroying each element. */ while(YY_CURRENT_BUFFER){ pcap__delete_buffer(YY_CURRENT_BUFFER ); YY_CURRENT_BUFFER_LVALUE = NULL; pcap_pop_buffer_state(); } /* Destroy the stack itself. */ pcap_free((yy_buffer_stack) ); (yy_buffer_stack) = NULL; /* Reset the globals. This is important in a non-reentrant scanner so the next time * pcap_lex() is called, initialization will occur. */ yy_init_globals( ); return 0; } /* * Internal utility routines. */ #ifndef yytext_ptr static void yy_flex_strncpy (char* s1, yyconst char * s2, int n ) { register int i; for ( i = 0; i < n; ++i ) s1[i] = s2[i]; } #endif #ifdef YY_NEED_STRLEN static int yy_flex_strlen (yyconst char * s ) { register int n; for ( n = 0; s[n]; ++n ) ; return n; } #endif void *pcap_alloc (yy_size_t size ) { return (void *) malloc( size ); } void *pcap_realloc (void * ptr, yy_size_t size ) { /* The cast to (char *) in the following accommodates both * implementations that use char* generic pointers, and those * that use void* generic pointers. It works with the latter * because both ANSI C and C++ allow castless assignment from * any pointer type to void*, and deal with argument conversions * as though doing an assignment. */ return (void *) realloc( (char *) ptr, size ); } void pcap_free (void * ptr ) { free( (char *) ptr ); /* see pcap_realloc() for (char *) cast */ } #define YYTABLES_NAME "yytables" #line 146 "scanner.l" void lex_init(buf) char *buf; { in_buffer = buf; } /* * Also define a pcap_wrap. Note that if we're using flex, it will * define a macro to map this identifier to pcap_wrap. */ int pcap_wrap() { return 1; } /* Hex digit to integer. */ static inline int xdtoi(c) register int c; { if (isdigit(c)) return c - '0'; else if (islower(c)) return c - 'a' + 10; else return c - 'A' + 10; } /* * Convert string to integer. Just like atoi(), but checks for * preceding 0x or 0 and uses hex or octal instead of decimal. */ static int stoi(s) char *s; { int base = 10; int n = 0; if (*s == '0') { if (s[1] == 'x' || s[1] == 'X') { s += 2; base = 16; } else { base = 8; s += 1; } } while (*s) n = n * base + xdtoi(*s++); return n; }