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tvbuff.h
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1
20#pragma once
21#include <ws_symbol_export.h>
22#include <ws_attributes.h>
23
24#include <epan/guid-utils.h>
25
26#include <wsutil/inet_addr.h>
27#include <wsutil/nstime.h>
28#include "wsutil/ws_mempbrk.h"
29
30#ifdef __cplusplus
31extern "C" {
32#endif /* __cplusplus */
33
45struct tvbuff;
46typedef struct tvbuff tvbuff_t;
47
79
100
101typedef void (*tvbuff_free_cb_t)(void*);
102
117WS_DLL_PUBLIC tvbuff_t *tvb_new_octet_aligned(tvbuff_t *tvb,
118 uint32_t bit_offset, uint32_t no_of_bits);
119
131WS_DLL_PUBLIC tvbuff_t *tvb_new_octet_right_aligned(tvbuff_t *tvb,
132 uint32_t bit_offset, uint32_t no_of_bits);
133
147WS_DLL_PUBLIC tvbuff_t *tvb_new_chain(tvbuff_t *parent, tvbuff_t *backing);
148
155WS_DLL_PUBLIC tvbuff_t *tvb_clone(tvbuff_t *tvb);
156
171WS_DLL_PUBLIC tvbuff_t *tvb_clone_offset_len(tvbuff_t *tvb, unsigned offset,
172 unsigned len);
173
182WS_DLL_PUBLIC void tvb_free(tvbuff_t *tvb);
183
192WS_DLL_PUBLIC void tvb_free_chain(tvbuff_t *tvb);
193
203WS_DLL_PUBLIC void tvb_set_free_cb(tvbuff_t *tvb, const tvbuff_free_cb_t func);
204
222WS_DLL_PUBLIC void tvb_set_child_real_data_tvbuff(tvbuff_t *parent,
223 tvbuff_t *child);
224
238WS_DLL_PUBLIC tvbuff_t *tvb_new_child_real_data(tvbuff_t *parent,
239 const uint8_t *data, const unsigned length, const unsigned reported_length);
240
254WS_DLL_PUBLIC tvbuff_t *tvb_new_real_data(const uint8_t *data,
255 const unsigned length, const unsigned reported_length);
256
288WS_DLL_PUBLIC tvbuff_t *tvb_new_subset_length_caplen(tvbuff_t *backing,
289 const unsigned backing_offset, const unsigned backing_length,
290 const unsigned reported_length);
291
306WS_DLL_PUBLIC tvbuff_t *tvb_new_subset_length(tvbuff_t *backing,
307 const unsigned backing_offset, const unsigned reported_length);
308
320WS_DLL_PUBLIC tvbuff_t *tvb_new_subset_remaining(tvbuff_t *backing,
321 const unsigned backing_offset);
322
332WS_DLL_PUBLIC void tvb_composite_append(tvbuff_t *tvb, tvbuff_t *member);
333
343WS_DLL_PUBLIC void tvb_composite_prepend(tvbuff_t *tvb, tvbuff_t *member);
344
350WS_DLL_PUBLIC tvbuff_t *tvb_new_composite(void);
351
352
361WS_DLL_PUBLIC void tvb_composite_finalize(tvbuff_t *tvb);
362
363
374WS_DLL_PUBLIC unsigned tvb_captured_length(const tvbuff_t *tvb);
375
388WS_DLL_PUBLIC unsigned tvb_captured_length_remaining(const tvbuff_t *tvb, const unsigned offset);
389
406WS_DLL_PUBLIC unsigned tvb_ensure_captured_length_remaining(const tvbuff_t *tvb,
407 const unsigned offset);
408
423WS_DLL_PUBLIC bool tvb_bytes_exist(const tvbuff_t *tvb, const unsigned offset,
424 const int length);
425
438/* coverity[ +taint_sanitize : arg-1 ] */
439/* coverity[ +taint_sanitize : arg-2 ] */
440WS_DLL_PUBLIC void tvb_ensure_bytes_exist64(const tvbuff_t *tvb,
441 const unsigned offset, const uint64_t length);
442
454/* coverity[ +taint_sanitize : arg-1 ] */
455/* coverity[ +taint_sanitize : arg-2 ] */
456WS_DLL_PUBLIC void tvb_ensure_bytes_exist(const tvbuff_t *tvb,
457 const unsigned offset, const int length);
458
467WS_DLL_PUBLIC bool tvb_offset_exists(const tvbuff_t *tvb,
468 const unsigned offset);
469
477WS_DLL_PUBLIC unsigned tvb_reported_length(const tvbuff_t *tvb);
478
491WS_DLL_PUBLIC unsigned tvb_reported_length_remaining(const tvbuff_t *tvb,
492 const unsigned offset);
493
508WS_DLL_PUBLIC unsigned tvb_ensure_reported_length_remaining(const tvbuff_t *tvb,
509 const unsigned offset);
510
523WS_DLL_PUBLIC void tvb_set_reported_length(tvbuff_t *tvb, const unsigned reported_length);
524
525
535WS_DLL_PUBLIC void tvb_fix_reported_length(tvbuff_t *tvb);
536
554WS_DLL_PUBLIC unsigned tvb_offset_from_real_beginning(const tvbuff_t *tvb);
555
572WS_DLL_PUBLIC unsigned tvb_raw_offset(tvbuff_t *tvb);
573
583WS_DLL_PUBLIC void tvb_set_fragment(tvbuff_t *tvb);
584
596WS_DLL_PUBLIC struct tvbuff *tvb_get_ds_tvb(tvbuff_t *tvb);
597
598
599/************** START OF ACCESSORS ****************/
600/* All accessors will throw an exception if appropriate */
601
613WS_DLL_PUBLIC uint8_t tvb_get_uint8(tvbuff_t *tvb, const unsigned offset);
614
626WS_DLL_PUBLIC int8_t tvb_get_int8(tvbuff_t *tvb, const unsigned offset);
627
644WS_DLL_PUBLIC uint16_t tvb_get_ntohs(tvbuff_t *tvb, const unsigned offset);
645
662WS_DLL_PUBLIC int16_t tvb_get_ntohis(tvbuff_t *tvb, const unsigned offset);
663
680WS_DLL_PUBLIC uint32_t tvb_get_ntoh24(tvbuff_t *tvb, const unsigned offset);
681
698WS_DLL_PUBLIC int32_t tvb_get_ntohi24(tvbuff_t *tvb, const unsigned offset);
699
716WS_DLL_PUBLIC uint32_t tvb_get_ntohl(tvbuff_t *tvb, const unsigned offset);
717
734WS_DLL_PUBLIC int32_t tvb_get_ntohil(tvbuff_t *tvb, const unsigned offset);
735
752WS_DLL_PUBLIC uint64_t tvb_get_ntoh40(tvbuff_t *tvb, const unsigned offset);
753
770WS_DLL_PUBLIC int64_t tvb_get_ntohi40(tvbuff_t *tvb, const unsigned offset);
771
788WS_DLL_PUBLIC uint64_t tvb_get_ntoh48(tvbuff_t *tvb, const unsigned offset);
789
806WS_DLL_PUBLIC int64_t tvb_get_ntohi48(tvbuff_t *tvb, const unsigned offset);
807
824WS_DLL_PUBLIC uint64_t tvb_get_ntoh56(tvbuff_t *tvb, const unsigned offset);
825
842WS_DLL_PUBLIC int64_t tvb_get_ntohi56(tvbuff_t *tvb, const unsigned offset);
843
860WS_DLL_PUBLIC uint64_t tvb_get_ntoh64(tvbuff_t *tvb, const unsigned offset);
861
878WS_DLL_PUBLIC int64_t tvb_get_ntohi64(tvbuff_t *tvb, const unsigned offset);
879
896WS_DLL_PUBLIC float tvb_get_ntohieee_float(tvbuff_t *tvb, const unsigned offset);
897
914WS_DLL_PUBLIC double tvb_get_ntohieee_double(tvbuff_t *tvb, const unsigned offset);
915
932WS_DLL_PUBLIC uint16_t tvb_get_letohs(tvbuff_t *tvb, const unsigned offset);
933
950WS_DLL_PUBLIC int16_t tvb_get_letohis(tvbuff_t *tvb, const unsigned offset);
951
968WS_DLL_PUBLIC uint32_t tvb_get_letoh24(tvbuff_t *tvb, const unsigned offset);
969
986WS_DLL_PUBLIC int32_t tvb_get_letohi24(tvbuff_t *tvb, const unsigned offset);
987
1004WS_DLL_PUBLIC uint32_t tvb_get_letohl(tvbuff_t *tvb, const unsigned offset);
1005
1022WS_DLL_PUBLIC int32_t tvb_get_letohil(tvbuff_t *tvb, const unsigned offset);
1023
1040WS_DLL_PUBLIC uint64_t tvb_get_letoh40(tvbuff_t *tvb, const unsigned offset);
1041
1058WS_DLL_PUBLIC int64_t tvb_get_letohi40(tvbuff_t *tvb, const unsigned offset);
1059
1076WS_DLL_PUBLIC uint64_t tvb_get_letoh48(tvbuff_t *tvb, const unsigned offset);
1077
1094WS_DLL_PUBLIC int64_t tvb_get_letohi48(tvbuff_t *tvb, const unsigned offset);
1095
1112WS_DLL_PUBLIC uint64_t tvb_get_letoh56(tvbuff_t *tvb, const unsigned offset);
1113
1130WS_DLL_PUBLIC int64_t tvb_get_letohi56(tvbuff_t *tvb, const unsigned offset);
1131
1148WS_DLL_PUBLIC uint64_t tvb_get_letoh64(tvbuff_t *tvb, const unsigned offset);
1149
1166WS_DLL_PUBLIC int64_t tvb_get_letohi64(tvbuff_t *tvb, const unsigned offset);
1167
1184WS_DLL_PUBLIC float tvb_get_letohieee_float(tvbuff_t *tvb, const unsigned offset);
1185
1202WS_DLL_PUBLIC double tvb_get_letohieee_double(tvbuff_t *tvb,
1203 const unsigned offset);
1204
1220WS_DLL_PUBLIC uint16_t tvb_get_uint16(tvbuff_t *tvb, const unsigned offset, const unsigned encoding);
1221
1237WS_DLL_PUBLIC int16_t tvb_get_int16(tvbuff_t *tvb, const unsigned offset, const unsigned encoding);
1238
1254WS_DLL_PUBLIC uint32_t tvb_get_uint24(tvbuff_t *tvb, const unsigned offset, const unsigned encoding);
1255
1271WS_DLL_PUBLIC int32_t tvb_get_int24(tvbuff_t *tvb, const unsigned offset, const unsigned encoding);
1272
1288WS_DLL_PUBLIC uint32_t tvb_get_uint32(tvbuff_t *tvb, const unsigned offset, const unsigned encoding);
1289
1305WS_DLL_PUBLIC int32_t tvb_get_int32(tvbuff_t *tvb, const unsigned offset, const unsigned encoding);
1306
1322WS_DLL_PUBLIC uint64_t tvb_get_uint40(tvbuff_t *tvb, const unsigned offset, const unsigned encoding);
1323
1339WS_DLL_PUBLIC int64_t tvb_get_int40(tvbuff_t *tvb, const unsigned offset, const unsigned encoding);
1340
1356WS_DLL_PUBLIC uint64_t tvb_get_uint48(tvbuff_t *tvb, const unsigned offset, const unsigned encoding);
1357
1373WS_DLL_PUBLIC int64_t tvb_get_int48(tvbuff_t *tvb, const unsigned offset, const unsigned encoding);
1374
1390WS_DLL_PUBLIC uint64_t tvb_get_uint56(tvbuff_t *tvb, const unsigned offset, const unsigned encoding);
1391
1407WS_DLL_PUBLIC int64_t tvb_get_int56(tvbuff_t *tvb, const unsigned offset, const unsigned encoding);
1408
1426WS_DLL_PUBLIC uint64_t tvb_get_uint64(tvbuff_t *tvb, const unsigned offset, const unsigned encoding);
1427
1446WS_DLL_PUBLIC uint64_t tvb_get_uint64_with_length(tvbuff_t *tvb, const unsigned offset, unsigned length, const unsigned encoding);
1447
1463WS_DLL_PUBLIC int64_t tvb_get_int64(tvbuff_t *tvb, const unsigned offset, const unsigned encoding);
1464
1482WS_DLL_PUBLIC float tvb_get_ieee_float(tvbuff_t *tvb, const unsigned offset, const unsigned encoding);
1483
1501WS_DLL_PUBLIC double tvb_get_ieee_double(tvbuff_t *tvb, const unsigned offset, const unsigned encoding);
1502
1511
1520#if G_BYTE_ORDER == G_LITTLE_ENDIAN
1521#define tvb_get_h_uint16 tvb_get_letohs
1522#define tvb_get_h_uint32 tvb_get_letohl
1523#elif G_BYTE_ORDER == G_BIG_ENDIAN
1524#define tvb_get_h_uint16 tvb_get_ntohs
1525#define tvb_get_h_uint32 tvb_get_ntohl
1526#else
1527#error "Unsupported byte order"
1528#endif
1529
1558WS_DLL_PUBLIC
1559nstime_t* tvb_get_string_time(tvbuff_t *tvb, const unsigned offset, const unsigned length,
1560 const unsigned encoding, nstime_t* ns, unsigned *endoff);
1561
1583WS_DLL_PUBLIC
1584GByteArray* tvb_get_string_bytes(tvbuff_t *tvb, const unsigned offset, const unsigned length,
1585 const unsigned encoding, GByteArray* bytes, unsigned *endoff);
1586
1610WS_DLL_PUBLIC
1611bool tvb_get_string_uint64(tvbuff_t *tvb, const unsigned offset, const unsigned length,
1612 const unsigned encoding, uint64_t* value, unsigned *endoff);
1613
1637WS_DLL_PUBLIC
1638bool tvb_get_string_uint(tvbuff_t *tvb, const unsigned offset, const unsigned length,
1639 const unsigned encoding, uint32_t* value, unsigned *endoff);
1640
1664WS_DLL_PUBLIC
1665bool tvb_get_string_uint16(tvbuff_t *tvb, const unsigned offset, const unsigned length,
1666 const unsigned encoding, uint16_t* value, unsigned *endoff);
1667
1691WS_DLL_PUBLIC
1692bool tvb_get_string_uint8(tvbuff_t *tvb, const unsigned offset, const unsigned length,
1693 const unsigned encoding, uint8_t* value, unsigned *endoff);
1694
1718WS_DLL_PUBLIC
1719bool tvb_get_string_int64(tvbuff_t *tvb, const unsigned offset, const unsigned length,
1720 const unsigned encoding, int64_t* value, unsigned *endoff);
1721
1745WS_DLL_PUBLIC
1746bool tvb_get_string_int(tvbuff_t *tvb, const unsigned offset, const unsigned length,
1747 const unsigned encoding, int32_t* value, unsigned *endoff);
1748
1772WS_DLL_PUBLIC
1773bool tvb_get_string_int16(tvbuff_t *tvb, const unsigned offset, const unsigned length,
1774 const unsigned encoding, int16_t* value, unsigned *endoff);
1775
1799WS_DLL_PUBLIC
1800bool tvb_get_string_int8(tvbuff_t *tvb, const unsigned offset, const unsigned length,
1801 const unsigned encoding, int8_t* value, unsigned *endoff);
1802
1820WS_DLL_PUBLIC uint32_t tvb_get_ipv4(tvbuff_t *tvb, const unsigned offset);
1821
1838WS_DLL_PUBLIC void tvb_get_ipv6(tvbuff_t *tvb, const unsigned offset, ws_in6_addr *addr);
1839
1852WS_DLL_PUBLIC int tvb_get_ipv4_addr_with_prefix_len(tvbuff_t *tvb, const unsigned offset,
1853 ws_in4_addr *addr, uint32_t prefix_len);
1854
1868WS_DLL_PUBLIC int tvb_get_ipv6_addr_with_prefix_len(tvbuff_t *tvb, const unsigned offset,
1869 ws_in6_addr *addr, uint32_t prefix_len);
1870
1882WS_DLL_PUBLIC void tvb_get_ntohguid(tvbuff_t *tvb, const unsigned offset, e_guid_t *guid);
1883
1895WS_DLL_PUBLIC void tvb_get_letohguid(tvbuff_t *tvb, const unsigned offset, e_guid_t *guid);
1896
1910WS_DLL_PUBLIC void tvb_get_guid(tvbuff_t *tvb, const unsigned offset, e_guid_t *guid, const unsigned encoding);
1911
1931WS_DLL_PUBLIC uint8_t* tvb_get_bits_array(wmem_allocator_t *scope, tvbuff_t *tvb,
1932 const unsigned offset, size_t length, size_t *data_length, const unsigned encoding);
1933
1953WS_DLL_PUBLIC uint8_t tvb_get_bits8(tvbuff_t *tvb, unsigned bit_offset,
1954 const unsigned no_of_bits);
1955
1977WS_DLL_PUBLIC uint16_t tvb_get_bits16(tvbuff_t *tvb, unsigned bit_offset,
1978 const unsigned no_of_bits, const unsigned encoding);
1979
2001WS_DLL_PUBLIC uint32_t tvb_get_bits32(tvbuff_t *tvb, unsigned bit_offset,
2002 const unsigned no_of_bits, const unsigned encoding);
2003
2025WS_DLL_PUBLIC uint64_t tvb_get_bits64(tvbuff_t *tvb, unsigned bit_offset,
2026 const unsigned no_of_bits, const unsigned encoding);
2027
2056WS_DLL_PUBLIC void *tvb_memcpy(tvbuff_t *tvb, void *target, const unsigned offset,
2057 size_t length);
2058
2079WS_DLL_PUBLIC void *tvb_memdup(wmem_allocator_t *scope, tvbuff_t *tvb,
2080 const unsigned offset, size_t length);
2081
2117WS_DLL_PUBLIC const uint8_t *tvb_get_ptr(tvbuff_t *tvb, const unsigned offset,
2118 const unsigned length);
2119
2140WS_DLL_PUBLIC bool tvb_find_uint8_remaining(tvbuff_t *tvb, const unsigned offset,
2141 const uint8_t needle, unsigned *found_offset);
2142
2165WS_DLL_PUBLIC bool tvb_find_uint8_length(tvbuff_t *tvb, const unsigned offset,
2166 const unsigned maxlength, const uint8_t needle, unsigned *found_offset);
2167
2193WS_DLL_PUBLIC bool tvb_find_uint16_remaining(tvbuff_t *tvb, const unsigned offset,
2194 const uint16_t needle, unsigned *found_offset);
2195
2223WS_DLL_PUBLIC bool tvb_find_uint16_length(tvbuff_t *tvb, const unsigned offset,
2224 const unsigned maxlength, const uint16_t needle, unsigned *found_offset);
2225
2248WS_DLL_PUBLIC bool tvb_ws_mempbrk_uint8_remaining(tvbuff_t *tvb, const unsigned offset,
2249 const ws_mempbrk_pattern* pattern, unsigned *found_offset, unsigned char *found_needle);
2250
2276WS_DLL_PUBLIC bool tvb_ws_mempbrk_uint8_length(tvbuff_t *tvb, const unsigned offset,
2277 const unsigned maxlength, const ws_mempbrk_pattern* pattern,
2278 unsigned *found_offset, unsigned char *found_needle);
2279
2297WS_DLL_PUBLIC unsigned tvb_strsize(tvbuff_t *tvb, const unsigned offset);
2298
2315WS_DLL_PUBLIC unsigned tvb_unicode_strsize(tvbuff_t *tvb, const unsigned offset);
2316
2340WS_DLL_PUBLIC unsigned tvb_strsize_enc(tvbuff_t *tvb, const unsigned offset, const unsigned encoding);
2341
2359WS_DLL_PUBLIC int tvb_strnlen(tvbuff_t *tvb, const unsigned offset,
2360 const unsigned maxlength);
2361
2378WS_DLL_PUBLIC char *tvb_format_text(wmem_allocator_t *scope, tvbuff_t *tvb, const unsigned offset,
2379 const unsigned size);
2380
2398WS_DLL_PUBLIC char *tvb_format_text_wsp(wmem_allocator_t* allocator, tvbuff_t *tvb, const unsigned offset,
2399 const unsigned size);
2400
2418WS_DLL_PUBLIC char *tvb_format_stringzpad(wmem_allocator_t *scope, tvbuff_t *tvb, const unsigned offset,
2419 const unsigned size);
2420
2439WS_DLL_PUBLIC char *tvb_format_stringzpad_wsp(wmem_allocator_t* allocator, tvbuff_t *tvb, const unsigned offset,
2440 const unsigned size);
2441
2463WS_DLL_PUBLIC uint8_t *tvb_get_string_enc(wmem_allocator_t *scope,
2464 tvbuff_t *tvb, const unsigned offset, const unsigned length, const unsigned encoding);
2465
2489WS_DLL_PUBLIC char *tvb_get_ts_23_038_7bits_string_packed(wmem_allocator_t *scope,
2490 tvbuff_t *tvb, const unsigned bit_offset, unsigned no_of_chars);
2491
2515WS_DLL_PUBLIC char *tvb_get_ts_23_038_7bits_string_unpacked(wmem_allocator_t *scope,
2516 tvbuff_t *tvb, const unsigned offset, unsigned length);
2517
2541WS_DLL_PUBLIC char *tvb_get_etsi_ts_102_221_annex_a_string(wmem_allocator_t *scope,
2542 tvbuff_t *tvb, const unsigned offset, unsigned length);
2543
2567WS_DLL_PUBLIC char *tvb_get_ascii_7bits_string(wmem_allocator_t *scope,
2568 tvbuff_t *tvb, const unsigned bit_offset, unsigned no_of_chars);
2569
2594WS_DLL_PUBLIC uint8_t *tvb_get_stringzpad(wmem_allocator_t *scope,
2595 tvbuff_t *tvb, const unsigned offset, const unsigned length, const unsigned encoding);
2596
2621WS_DLL_PUBLIC uint8_t *tvb_get_stringz_enc(wmem_allocator_t *scope,
2622 tvbuff_t *tvb, const unsigned offset, unsigned *lengthp, const unsigned encoding);
2623
2648WS_DLL_PUBLIC unsigned tvb_get_raw_bytes_as_stringz(tvbuff_t *tvb, const unsigned offset,
2649 const unsigned bufsize, uint8_t *buffer);
2650
2668WS_DLL_PUBLIC unsigned tvb_get_raw_bytes_as_string(tvbuff_t *tvb, const unsigned offset, char *buffer, size_t bufsize);
2669
2683WS_DLL_PUBLIC bool tvb_ascii_isprint(tvbuff_t *tvb, const unsigned offset,
2684 const unsigned length);
2685
2698WS_DLL_PUBLIC bool tvb_ascii_isprint_remaining(tvbuff_t *tvb, const unsigned offset);
2699
2719WS_DLL_PUBLIC bool tvb_utf_8_isprint(tvbuff_t *tvb, const unsigned offset,
2720 const unsigned length);
2721
2739WS_DLL_PUBLIC bool tvb_utf_8_isprint_remaining(tvbuff_t *tvb, const unsigned offset);
2740
2754WS_DLL_PUBLIC bool tvb_ascii_isdigit(tvbuff_t *tvb, const unsigned offset,
2755 const unsigned length);
2756
2794WS_DLL_PUBLIC bool tvb_find_line_end_remaining(tvbuff_t *tvb, const unsigned offset,
2795 unsigned *linelen, unsigned *next_offset);
2796
2826WS_DLL_PUBLIC bool tvb_find_line_end_length(tvbuff_t *tvb, const unsigned offset,
2827 const unsigned maxlength, unsigned *linelen, unsigned *next_offset);
2828
2850WS_DLL_PUBLIC int tvb_find_line_end_unquoted(tvbuff_t *tvb, const unsigned offset,
2851 int len, int *next_offset);
2852
2880WS_DLL_PUBLIC bool tvb_find_line_end_unquoted_remaining(tvbuff_t *tvb, const unsigned offset,
2881 unsigned *linelen, unsigned *next_offset);
2882
2913WS_DLL_PUBLIC bool tvb_find_line_end_unquoted_length(tvbuff_t *tvb, const unsigned offset,
2914 const unsigned maxlength, unsigned *linelen, unsigned *next_offset);
2915
2938WS_DLL_PUBLIC unsigned tvb_skip_wsp(tvbuff_t *tvb, const unsigned offset,
2939 const unsigned maxlength);
2940
2969WS_DLL_PUBLIC unsigned tvb_skip_wsp_return(tvbuff_t *tvb, const unsigned offset);
2970
2988WS_DLL_PUBLIC unsigned tvb_skip_uint8(tvbuff_t *tvb, unsigned offset, const unsigned maxlength, const uint8_t ch);
2989
3014WS_DLL_PUBLIC int tvb_get_token_len(tvbuff_t *tvb, const unsigned offset, int len, int *next_offset, const bool desegment);
3015
3045WS_DLL_PUBLIC bool tvb_get_token_len_remaining(tvbuff_t *tvb, const unsigned offset, unsigned *tokenlen, unsigned *next_offset);
3046
3074WS_DLL_PUBLIC bool tvb_get_token_len_length(tvbuff_t *tvb, const unsigned offset, unsigned maxlength, unsigned *tokenlen, unsigned *next_offset);
3075
3092WS_DLL_PUBLIC int tvb_strneql(tvbuff_t *tvb, const unsigned offset,
3093 const char *str, const size_t size);
3094
3115WS_DLL_PUBLIC int tvb_strncaseeql(tvbuff_t *tvb, const unsigned offset,
3116 const char *str, const size_t size);
3117
3135WS_DLL_PUBLIC int tvb_memeql(tvbuff_t *tvb, const unsigned offset,
3136 const uint8_t *str, size_t size);
3137
3157WS_DLL_PUBLIC char *tvb_bytes_to_str_punct(wmem_allocator_t *scope, tvbuff_t *tvb, const unsigned offset,
3158 const unsigned len, const char punct);
3159
3180WS_DLL_PUBLIC char *tvb_bytes_to_str(wmem_allocator_t *allocator, tvbuff_t *tvb,
3181 const unsigned offset, const unsigned len);
3182
3197typedef struct dgt_set_t
3198{
3199 const unsigned char out[16];
3200}
3201dgt_set_t;
3202
3230WS_DLL_PUBLIC const char *tvb_bcd_dig_to_str(wmem_allocator_t *scope,
3231 tvbuff_t *tvb, const unsigned offset, const unsigned len, const dgt_set_t *dgt,
3232 bool skip_first);
3233
3261WS_DLL_PUBLIC const char *tvb_bcd_dig_to_str_be(wmem_allocator_t *scope,
3262 tvbuff_t *tvb, const unsigned offset, const unsigned len, const dgt_set_t *dgt,
3263 bool skip_first);
3264
3296WS_DLL_PUBLIC char *tvb_get_bcd_string(wmem_allocator_t *scope, tvbuff_t *tvb,
3297 const unsigned offset, unsigned len, const dgt_set_t *dgt,
3298 bool skip_first, bool odd, bool bigendian);
3299
3315WS_DLL_PUBLIC int tvb_find_tvb(tvbuff_t *haystack_tvb, tvbuff_t *needle_tvb,
3316 const int haystack_offset);
3317
3333WS_DLL_PUBLIC bool tvb_find_tvb_remaining(tvbuff_t *haystack_tvb, tvbuff_t *needle_tvb,
3334 const unsigned haystack_offset, unsigned *found_offset);
3335
3336/* From tvbuff_zlib.c */
3358WS_DLL_PUBLIC tvbuff_t *tvb_uncompress_zlib(tvbuff_t *tvb, const unsigned offset,
3359 unsigned comprlen);
3360
3377WS_DLL_PUBLIC tvbuff_t *tvb_child_uncompress_zlib(tvbuff_t *parent, tvbuff_t *tvb,
3378 const unsigned offset, unsigned comprlen);
3379
3380/* From tvbuff_brotli.c */
3381
3403WS_DLL_PUBLIC tvbuff_t *tvb_uncompress_brotli(tvbuff_t *tvb, const unsigned offset,
3404 unsigned comprlen);
3405
3424WS_DLL_PUBLIC tvbuff_t *tvb_child_uncompress_brotli(tvbuff_t *parent, tvbuff_t *tvb,
3425 const unsigned offset, unsigned comprlen);
3426
3427/* From tvbuff_snappy.c */
3428
3446WS_DLL_PUBLIC tvbuff_t *tvb_uncompress_snappy(tvbuff_t *tvb, const unsigned offset,
3447 unsigned comprlen);
3448
3467WS_DLL_PUBLIC tvbuff_t *tvb_child_uncompress_snappy(tvbuff_t *parent, tvbuff_t *tvb,
3468 const unsigned offset, unsigned comprlen);
3469
3470/* From tvbuff_lz77.c */
3471
3493WS_DLL_PUBLIC tvbuff_t *tvb_uncompress_lz77(tvbuff_t *tvb,
3494 const unsigned offset, unsigned comprlen);
3495
3515WS_DLL_PUBLIC tvbuff_t *tvb_child_uncompress_lz77(tvbuff_t *parent,
3516 tvbuff_t *tvb, const unsigned offset, unsigned comprlen);
3517
3518/* From tvbuff_lz77huff.c */
3519
3541WS_DLL_PUBLIC tvbuff_t *tvb_uncompress_lz77huff(tvbuff_t *tvb,
3542 const unsigned offset, unsigned comprlen);
3543
3563WS_DLL_PUBLIC tvbuff_t *tvb_child_uncompress_lz77huff(tvbuff_t *parent,
3564 tvbuff_t *tvb, const unsigned offset, unsigned comprlen);
3565
3566/* From tvbuff_lznt1.c */
3567
3589WS_DLL_PUBLIC tvbuff_t *tvb_uncompress_lznt1(tvbuff_t *tvb,
3590 const unsigned offset, unsigned comprlen);
3591
3611WS_DLL_PUBLIC tvbuff_t *tvb_child_uncompress_lznt1(tvbuff_t *parent,
3612 tvbuff_t *tvb, const unsigned offset, unsigned comprlen);
3613
3635WS_DLL_PUBLIC tvbuff_t *tvb_uncompress_zstd(tvbuff_t *tvb,
3636 const unsigned offset, unsigned comprlen);
3637
3657WS_DLL_PUBLIC tvbuff_t *tvb_child_uncompress_zstd(tvbuff_t *parent,
3658 tvbuff_t *tvb, const unsigned offset, unsigned comprlen);
3659
3660/* From tvbuff_base64.c */
3661
3676WS_DLL_PUBLIC tvbuff_t* base64_to_tvb(tvbuff_t *parent, const char *base64);
3677
3696WS_DLL_PUBLIC tvbuff_t* base64_tvb_to_new_tvb(tvbuff_t* parent, unsigned offset, unsigned length);
3697
3717WS_DLL_PUBLIC tvbuff_t* base64uri_tvb_to_new_tvb(tvbuff_t* parent, unsigned offset, unsigned length);
3718
3719/* From tvbuff_hpackhuff.c */
3720
3737WS_DLL_PUBLIC wmem_strbuf_t* tvb_get_hpack_huffman_strbuf(wmem_allocator_t *scope,
3738 tvbuff_t *tvb, const unsigned offset, const unsigned len);
3739
3758WS_DLL_PUBLIC tvbuff_t* tvb_child_uncompress_hpack_huff(tvbuff_t *parent,
3759 unsigned offset, unsigned length);
3760
3783WS_DLL_PUBLIC unsigned tvb_get_varint(tvbuff_t *tvb, unsigned offset, unsigned maxlen, uint64_t *value, const unsigned encoding);
3784
3785/************** END OF ACCESSORS ****************/
3786
3787#ifdef __cplusplus
3788}
3789#endif /* __cplusplus */
3790
3791/*
3792 * Editor modelines - https://www.wireshark.org/tools/modelines.html
3793 *
3794 * Local variables:
3795 * c-basic-offset: 4
3796 * tab-width: 8
3797 * indent-tabs-mode: nil
3798 * End:
3799 *
3800 * vi: set shiftwidth=4 tabstop=8 expandtab:
3801 * :indentSize=4:tabSize=8:noTabs=true:
3802 */
tvb_ensure_reported_length_remaining
WS_DLL_PUBLIC unsigned tvb_ensure_reported_length_remaining(const tvbuff_t *tvb, const unsigned offset)
Same as tvb_reported_length_remaining but throws an exception if the offset is out of bounds.
Definition tvbuff.c:829
tvb_get_int64
WS_DLL_PUBLIC int64_t tvb_get_int64(tvbuff_t *tvb, const unsigned offset, const unsigned encoding)
Retrieve a 64-bit signed value from a tvbuff using the specified encoding.
Definition tvbuff.c:1453
tvb_get_int48
WS_DLL_PUBLIC int64_t tvb_get_int48(tvbuff_t *tvb, const unsigned offset, const unsigned encoding)
Retrieve a 48-bit signed value from a tvbuff using the specified encoding.
Definition tvbuff.c:1359
tvb_find_tvb
WS_DLL_PUBLIC int tvb_find_tvb(tvbuff_t *haystack_tvb, tvbuff_t *needle_tvb, const int haystack_offset)
Search for a sub-tvbuff within another tvbuff starting at a given offset.
Definition tvbuff.c:5444
tvb_skip_wsp
WS_DLL_PUBLIC unsigned tvb_skip_wsp(tvbuff_t *tvb, const unsigned offset, const unsigned maxlength)
Skip ASCII whitespace in a tvbuff and return the offset of the first non-whitespace byte.
Definition tvbuff.c:5105
tvb_get_uint16
WS_DLL_PUBLIC uint16_t tvb_get_uint16(tvbuff_t *tvb, const unsigned offset, const unsigned encoding)
Retrieve a 16-bit unsigned value from a tvbuff using the specified encoding.
Definition tvbuff.c:1278
tvb_get_ntohieee_float
WS_DLL_PUBLIC float tvb_get_ntohieee_float(tvbuff_t *tvb, const unsigned offset)
Retrieve a 32-bit IEEE float in network byte order.
Definition tvbuff.c:1634
tvb_child_uncompress_lz77
WS_DLL_PUBLIC tvbuff_t * tvb_child_uncompress_lz77(tvbuff_t *parent, tvbuff_t *tvb, const unsigned offset, unsigned comprlen)
Uncompress Microsoft Plain LZ77-compressed data from a tvbuff and attach the result to a parent tvbuf...
Definition tvbuff_lz77.c:160
tvb_fix_reported_length
WS_DLL_PUBLIC void tvb_fix_reported_length(tvbuff_t *tvb)
Repair a tvbuff when captured length exceeds reported length.
Definition tvbuff.c:870
tvb_new_child_real_data
WS_DLL_PUBLIC tvbuff_t * tvb_new_child_real_data(tvbuff_t *parent, const uint8_t *data, const unsigned length, const unsigned reported_length)
Create a new child tvbuff with real data.
Definition tvbuff_real.c:104
tvb_offset_exists
WS_DLL_PUBLIC bool tvb_offset_exists(const tvbuff_t *tvb, const unsigned offset)
Checks (without throwing an exception) whether the offset exists in the buffer.
Definition tvbuff.c:793
tvb_get_raw_bytes_as_stringz
WS_DLL_PUBLIC unsigned tvb_get_raw_bytes_as_stringz(tvbuff_t *tvb, const unsigned offset, const unsigned bufsize, uint8_t *buffer)
Copy up to a specified number of bytes from a tvbuff into a buffer as a NUL-terminated string.
Definition tvbuff.c:4617
tvb_get_letoh40
WS_DLL_PUBLIC uint64_t tvb_get_letoh40(tvbuff_t *tvb, const unsigned offset)
Retrieve a 40-bit unsigned value in little-endian byte order.
Definition tvbuff.c:1738
tvb_get_letohs
WS_DLL_PUBLIC uint16_t tvb_get_letohs(tvbuff_t *tvb, const unsigned offset)
Retrieve a 16-bit unsigned value in little-endian byte order.
Definition tvbuff.c:1683
tvb_uncompress_brotli
WS_DLL_PUBLIC tvbuff_t * tvb_uncompress_brotli(tvbuff_t *tvb, const unsigned offset, unsigned comprlen)
Uncompress Brotli-compressed data from a tvbuff.
tvb_get_ascii_7bits_string
WS_DLL_PUBLIC char * tvb_get_ascii_7bits_string(wmem_allocator_t *scope, tvbuff_t *tvb, const unsigned bit_offset, unsigned no_of_chars)
Extract and convert an ASCII 7-bit encoded string from a tvbuff to UTF-8.
Definition tvbuff.c:3686
tvb_get_ntohieee_double
WS_DLL_PUBLIC double tvb_get_ntohieee_double(tvbuff_t *tvb, const unsigned offset)
Retrieve a 64-bit IEEE double in network byte order.
Definition tvbuff.c:1654
tvb_get_token_len
WS_DLL_PUBLIC int tvb_get_token_len(tvbuff_t *tvb, const unsigned offset, int len, int *next_offset, const bool desegment)
Determine the length of a token in a tvbuff, optionally desegmenting.
Definition tvbuff.c:5253
tvb_get_letohis
WS_DLL_PUBLIC int16_t tvb_get_letohis(tvbuff_t *tvb, const unsigned offset)
Retrieve a 16-bit signed value in little-endian byte order.
Definition tvbuff.c:1692
tvb_get_raw_bytes_as_string
WS_DLL_PUBLIC unsigned tvb_get_raw_bytes_as_string(tvbuff_t *tvb, const unsigned offset, char *buffer, size_t bufsize)
Extract raw bytes from a tvbuff into a buffer as a NUL-terminated string.
Definition tvbuff.c:4633
tvb_get_string_uint
WS_DLL_PUBLIC bool tvb_get_string_uint(tvbuff_t *tvb, const unsigned offset, const unsigned length, const unsigned encoding, uint32_t *value, unsigned *endoff)
Parse a case-insensitive byte string into an unsigned 32-bit integer.
Definition tvbuff.c:2003
tvb_set_fragment
WS_DLL_PUBLIC void tvb_set_fragment(tvbuff_t *tvb)
Set the "this is a fragment" flag on a tvbuff.
Definition tvbuff.c:5524
tvb_get_uint64
WS_DLL_PUBLIC uint64_t tvb_get_uint64(tvbuff_t *tvb, const unsigned offset, const unsigned encoding)
Retrieve a 64-bit unsigned value from a tvbuff using the specified encoding.
Definition tvbuff.c:1386
tvb_find_uint16_length
WS_DLL_PUBLIC bool tvb_find_uint16_length(tvbuff_t *tvb, const unsigned offset, const unsigned maxlength, const uint16_t needle, unsigned *found_offset)
Find the first occurrence of a 16-bit value in a tvbuff up to a limit.
Definition tvbuff.c:2999
tvb_format_stringzpad
WS_DLL_PUBLIC char * tvb_format_stringzpad(wmem_allocator_t *scope, tvbuff_t *tvb, const unsigned offset, const unsigned size)
Format a null-padded string from a tvbuff as printable text.
Definition tvbuff.c:3410
tvb_find_tvb_remaining
WS_DLL_PUBLIC bool tvb_find_tvb_remaining(tvbuff_t *haystack_tvb, tvbuff_t *needle_tvb, const unsigned haystack_offset, unsigned *found_offset)
Search for a sub-tvbuff within another tvbuff starting at a given offset.
Definition tvbuff.c:5477
tvb_get_stringzpad
WS_DLL_PUBLIC uint8_t * tvb_get_stringzpad(wmem_allocator_t *scope, tvbuff_t *tvb, const unsigned offset, const unsigned length, const unsigned encoding)
Extract and convert a null-padded string from a tvbuff to UTF-8.
Definition tvbuff.c:4137
tvb_find_line_end_unquoted_length
WS_DLL_PUBLIC bool tvb_find_line_end_unquoted_length(tvbuff_t *tvb, const unsigned offset, const unsigned maxlength, unsigned *linelen, unsigned *next_offset)
Locate the end of a line in a tvbuff, scanning up to a certain length and ignoring newlines within qu...
Definition tvbuff.c:5067
tvb_utf_8_isprint
WS_DLL_PUBLIC bool tvb_utf_8_isprint(tvbuff_t *tvb, const unsigned offset, const unsigned length)
Check if a portion of a tvbuff contains only valid, printable UTF-8 characters.
Definition tvbuff.c:4697
tvb_strsize_enc
WS_DLL_PUBLIC unsigned tvb_strsize_enc(tvbuff_t *tvb, const unsigned offset, const unsigned encoding)
Determine the size of a NUL-terminated string in a given encoding in a tvbuff.
Definition tvbuff.c:3204
tvb_get_ntohil
WS_DLL_PUBLIC int32_t tvb_get_ntohil(tvbuff_t *tvb, const unsigned offset)
Retrieve a 32-bit signed value in network byte order.
Definition tvbuff.c:1194
tvb_get_ntohi48
WS_DLL_PUBLIC int64_t tvb_get_ntohi48(tvbuff_t *tvb, const unsigned offset)
Retrieve a 48-bit signed value in network byte order.
Definition tvbuff.c:1231
dgt_set_t::out
const unsigned char out[16]
Definition tvbuff.h:3199
tvb_get_ntoh64
WS_DLL_PUBLIC uint64_t tvb_get_ntoh64(tvbuff_t *tvb, const unsigned offset)
Retrieve a 64-bit unsigned value in network byte order.
Definition tvbuff.c:1260
tvb_get_string_int64
WS_DLL_PUBLIC bool tvb_get_string_int64(tvbuff_t *tvb, const unsigned offset, const unsigned length, const unsigned encoding, int64_t *value, unsigned *endoff)
Parse a case-insensitive byte string into a signed 64-bit integer.
Definition tvbuff.c:2126
tvb_strsize
WS_DLL_PUBLIC unsigned tvb_strsize(tvbuff_t *tvb, const unsigned offset)
Determine the size of a NUL-terminated string in a tvbuff.
Definition tvbuff.c:3133
tvb_get_string_int16
WS_DLL_PUBLIC bool tvb_get_string_int16(tvbuff_t *tvb, const unsigned offset, const unsigned length, const unsigned encoding, int16_t *value, unsigned *endoff)
Parse a case-insensitive byte string into a signed 16-bit integer.
Definition tvbuff.c:2208
tvb_get_ntohis
WS_DLL_PUBLIC int16_t tvb_get_ntohis(tvbuff_t *tvb, const unsigned offset)
Retrieve a 16-bit signed value in network byte order.
Definition tvbuff.c:1157
tvb_ascii_isprint_remaining
WS_DLL_PUBLIC bool tvb_ascii_isprint_remaining(tvbuff_t *tvb, const unsigned offset)
Check whether all bytes in a tvbuff starting at an offset are ASCII printable characters.
Definition tvbuff.c:4676
tvb_free
WS_DLL_PUBLIC void tvb_free(tvbuff_t *tvb)
Free a tvbuff_t and all tvbuffs chained from it.
Definition tvbuff.c:114
tvb_get_int24
WS_DLL_PUBLIC int32_t tvb_get_int24(tvbuff_t *tvb, const unsigned offset, const unsigned encoding)
Retrieve a 24-bit signed value from a tvbuff using the specified encoding.
Definition tvbuff.c:1305
tvb_reported_length_remaining
WS_DLL_PUBLIC unsigned tvb_reported_length_remaining(const tvbuff_t *tvb, const unsigned offset)
Computes bytes of reported packet data from the given offset to the end of buffer.
Definition tvbuff.c:812
tvb_get_letohi24
WS_DLL_PUBLIC int32_t tvb_get_letohi24(tvbuff_t *tvb, const unsigned offset)
Retrieve a 24-bit signed value in little-endian byte order.
Definition tvbuff.c:1710
tvb_find_line_end_length
WS_DLL_PUBLIC bool tvb_find_line_end_length(tvbuff_t *tvb, const unsigned offset, const unsigned maxlength, unsigned *linelen, unsigned *next_offset)
Locate the end of a line in a tvbuff, scanning up to a certain length.
Definition tvbuff.c:4854
tvb_child_uncompress_zlib
WS_DLL_PUBLIC tvbuff_t * tvb_child_uncompress_zlib(tvbuff_t *parent, tvbuff_t *tvb, const unsigned offset, unsigned comprlen)
Uncompress a zlib-compressed packet inside a tvbuff and attach the result to a parent tvbuff.
Definition tvbuff_zlib.c:334
tvb_get_string_enc
WS_DLL_PUBLIC uint8_t * tvb_get_string_enc(wmem_allocator_t *scope, tvbuff_t *tvb, const unsigned offset, const unsigned length, const unsigned encoding)
Extract and convert a string from a tvbuff to UTF-8 using the specified encoding.
Definition tvbuff.c:3876
tvb_get_bits8
WS_DLL_PUBLIC uint8_t tvb_get_bits8(tvbuff_t *tvb, unsigned bit_offset, const unsigned no_of_bits)
Retrieve 1–8 bits from a tvbuff and return them as a uint8_t.
Definition tvbuff.c:2681
tvb_get_uint40
WS_DLL_PUBLIC uint64_t tvb_get_uint40(tvbuff_t *tvb, const unsigned offset, const unsigned encoding)
Retrieve a 40-bit unsigned value from a tvbuff using the specified encoding.
Definition tvbuff.c:1332
tvb_get_ntohi56
WS_DLL_PUBLIC int64_t tvb_get_ntohi56(tvbuff_t *tvb, const unsigned offset)
Retrieve a 56-bit signed value in network byte order.
Definition tvbuff.c:1250
tvb_get_letohi64
WS_DLL_PUBLIC int64_t tvb_get_letohi64(tvbuff_t *tvb, const unsigned offset)
Retrieve a 64-bit signed value in little-endian byte order.
Definition tvbuff.c:1804
tvb_reported_length
WS_DLL_PUBLIC unsigned tvb_reported_length(const tvbuff_t *tvb)
Get reported length of buffer.
Definition tvbuff.c:804
tvb_get_ntoh56
WS_DLL_PUBLIC uint64_t tvb_get_ntoh56(tvbuff_t *tvb, const unsigned offset)
Retrieve a 56-bit unsigned value in network byte order.
Definition tvbuff.c:1241
tvb_get_int16
WS_DLL_PUBLIC int16_t tvb_get_int16(tvbuff_t *tvb, const unsigned offset, const unsigned encoding)
Retrieve a 16-bit signed value from a tvbuff using the specified encoding.
Definition tvbuff.c:1287
tvb_bcd_dig_to_str_be
WS_DLL_PUBLIC const char * tvb_bcd_dig_to_str_be(wmem_allocator_t *scope, tvbuff_t *tvb, const unsigned offset, const unsigned len, const dgt_set_t *dgt, bool skip_first)
Convert BCD-encoded digits from a tvbuff to a formatted string (big-endian nibble order).
Definition tvbuff.c:5424
tvb_new_subset_length
WS_DLL_PUBLIC tvbuff_t * tvb_new_subset_length(tvbuff_t *backing, const unsigned backing_offset, const unsigned reported_length)
Create a subset tvbuff with captured length fitting within backing and reported lengths.
Definition tvbuff_subset.c:188
tvb_utf_8_isprint_remaining
WS_DLL_PUBLIC bool tvb_utf_8_isprint_remaining(tvbuff_t *tvb, const unsigned offset)
Check if a tvbuff contains only valid, printable UTF-8 characters.
Definition tvbuff.c:4709
tvb_skip_uint8
WS_DLL_PUBLIC unsigned tvb_skip_uint8(tvbuff_t *tvb, unsigned offset, const unsigned maxlength, const uint8_t ch)
Skip consecutive occurrences of a specific byte value in a tvbuff.
Definition tvbuff.c:5157
tvb_strnlen
WS_DLL_PUBLIC int tvb_strnlen(tvbuff_t *tvb, const unsigned offset, const unsigned maxlength)
Find the length of a NUL-terminated string in a tvbuff, up to a maximum limit.
Definition tvbuff.c:3279
tvb_free_chain
WS_DLL_PUBLIC void tvb_free_chain(tvbuff_t *tvb)
Free the tvbuff_t and all tvbuffs chained from it.
Definition tvbuff.c:120
tvb_get_hpack_huffman_strbuf
WS_DLL_PUBLIC wmem_strbuf_t * tvb_get_hpack_huffman_strbuf(wmem_allocator_t *scope, tvbuff_t *tvb, const unsigned offset, const unsigned len)
Decode HPACK Huffman-encoded data from a tvbuff into a string buffer.
Definition tvbuff_hpackhuff.c:51
tvb_clone
WS_DLL_PUBLIC tvbuff_t * tvb_clone(tvbuff_t *tvb)
Creates a full clone of the given tvbuff.
Definition tvbuff.c:618
tvb_get_uint8
WS_DLL_PUBLIC uint8_t tvb_get_uint8(tvbuff_t *tvb, const unsigned offset)
Retrieve an 8-bit unsigned value from a tvbuff at the specified offset.
Definition tvbuff.c:1130
tvb_offset_from_real_beginning
WS_DLL_PUBLIC unsigned tvb_offset_from_real_beginning(const tvbuff_t *tvb)
Returns the offset from the beginning of the real (backing) buffer.
Definition tvbuff.c:891
tvb_memcpy
WS_DLL_PUBLIC void * tvb_memcpy(tvbuff_t *tvb, void *target, const unsigned offset, size_t length)
Copy a range of bytes from a tvbuff into a pre-allocated target buffer.
Definition tvbuff.c:1035
base64_to_tvb
WS_DLL_PUBLIC tvbuff_t * base64_to_tvb(tvbuff_t *parent, const char *base64)
Decode a base64-encoded string into a tvbuff and attach it to a parent tvbuff.
Definition tvbuff_base64.c:169
tvb_find_line_end_unquoted_remaining
WS_DLL_PUBLIC bool tvb_find_line_end_unquoted_remaining(tvbuff_t *tvb, const unsigned offset, unsigned *linelen, unsigned *next_offset)
Locate the end of a line in a tvbuff, ignoring newlines within quoted strings.
Definition tvbuff.c:5052
tvb_find_line_end_unquoted
WS_DLL_PUBLIC int tvb_find_line_end_unquoted(tvbuff_t *tvb, const unsigned offset, int len, int *next_offset)
Locate the end of a line in a tvbuff, ignoring newlines inside quoted strings.
Definition tvbuff.c:5024
tvb_unicode_strsize
WS_DLL_PUBLIC unsigned tvb_unicode_strsize(tvbuff_t *tvb, const unsigned offset)
Determine the size of a UCS-2 or UTF-16 NUL-terminated string in a tvbuff.
Definition tvbuff.c:3161
tvb_get_letohieee_double
WS_DLL_PUBLIC double tvb_get_letohieee_double(tvbuff_t *tvb, const unsigned offset)
Retrieve a 64-bit IEEE double in little-endian byte order.
Definition tvbuff.c:1841
tvb_get_string_uint16
WS_DLL_PUBLIC bool tvb_get_string_uint16(tvbuff_t *tvb, const unsigned offset, const unsigned length, const unsigned encoding, uint16_t *value, unsigned *endoff)
Parse a case-insensitive byte string into an unsigned 16-bit integer.
Definition tvbuff.c:2044
tvb_strneql
WS_DLL_PUBLIC int tvb_strneql(tvbuff_t *tvb, const unsigned offset, const char *str, const size_t size)
Compare a string in a tvbuff to a reference string using strncmp semantics.
Definition tvbuff.c:3304
tvb_ensure_bytes_exist64
WS_DLL_PUBLIC void tvb_ensure_bytes_exist64(const tvbuff_t *tvb, const unsigned offset, const uint64_t length)
Checks that the bytes referred to by 'offset' and 'length' actually exist in the buffer.
Definition tvbuff.c:725
tvb_uncompress_zlib
WS_DLL_PUBLIC tvbuff_t * tvb_uncompress_zlib(tvbuff_t *tvb, const unsigned offset, unsigned comprlen)
Uncompress zlib-compressed data from a tvbuff.
tvb_set_child_real_data_tvbuff
WS_DLL_PUBLIC void tvb_set_child_real_data_tvbuff(tvbuff_t *parent, tvbuff_t *child)
Attach a "real" tvbuff to a parent tvbuff.
Definition tvbuff_real.c:94
tvbuff_free_cb_t
void(* tvbuff_free_cb_t)(void *)
Definition tvbuff.h:101
tvb_get_letohi48
WS_DLL_PUBLIC int64_t tvb_get_letohi48(tvbuff_t *tvb, const unsigned offset)
Retrieve a 48-bit signed value in little-endian byte order.
Definition tvbuff.c:1766
tvb_new_chain
WS_DLL_PUBLIC tvbuff_t * tvb_new_chain(tvbuff_t *parent, tvbuff_t *backing)
Create a new chained tvbuff from a parent and backing buffer.
Definition tvbuff.c:132
tvb_get_ntohguid
WS_DLL_PUBLIC void tvb_get_ntohguid(tvbuff_t *tvb, const unsigned offset, e_guid_t *guid)
Retrieve a GUID from a tvbuff in network byte order.
Definition tvbuff.c:2615
tvb_get_ntohs
WS_DLL_PUBLIC uint16_t tvb_get_ntohs(tvbuff_t *tvb, const unsigned offset)
Retrieve a 16-bit unsigned value in network byte order.
Definition tvbuff.c:1148
tvb_captured_length
WS_DLL_PUBLIC unsigned tvb_captured_length(const tvbuff_t *tvb)
Get the amount of captured data in the buffer.
Definition tvbuff.c:624
tvb_composite_append
WS_DLL_PUBLIC void tvb_composite_append(tvbuff_t *tvb, tvbuff_t *member)
Append to the list of tvbuffs that make up this composite tvbuff.
Definition tvbuff_composite.c:247
tvb_format_text_wsp
WS_DLL_PUBLIC char * tvb_format_text_wsp(wmem_allocator_t *allocator, tvbuff_t *tvb, const unsigned offset, const unsigned size)
Format tvbuff data as printable text, omitting C-style escapes.
Definition tvbuff.c:3397
tvb_get_uint48
WS_DLL_PUBLIC uint64_t tvb_get_uint48(tvbuff_t *tvb, const unsigned offset, const unsigned encoding)
Retrieve a 48-bit unsigned value from a tvbuff using the specified encoding.
Definition tvbuff.c:1350
tvb_strncaseeql
WS_DLL_PUBLIC int tvb_strncaseeql(tvbuff_t *tvb, const unsigned offset, const char *str, const size_t size)
Case-insensitive comparison of tvbuff bytes against a reference string.
Definition tvbuff.c:3331
tvb_raw_offset
WS_DLL_PUBLIC unsigned tvb_raw_offset(tvbuff_t *tvb)
Returns the offset from the first byte of real data.
Definition tvbuff.c:5514
tvb_child_uncompress_lz77huff
WS_DLL_PUBLIC tvbuff_t * tvb_child_uncompress_lz77huff(tvbuff_t *parent, tvbuff_t *tvb, const unsigned offset, unsigned comprlen)
Uncompress Microsoft LZ77+Huffman-compressed data from a tvbuff and attach the result to a parent tvb...
Definition tvbuff_lz77huff.c:414
tvb_uncompress_lz77huff
WS_DLL_PUBLIC tvbuff_t * tvb_uncompress_lz77huff(tvbuff_t *tvb, const unsigned offset, unsigned comprlen)
Uncompress Microsoft LZ77+Huffman-compressed data from a tvbuff.
Definition tvbuff_lz77huff.c:368
tvb_new_composite
WS_DLL_PUBLIC tvbuff_t * tvb_new_composite(void)
Create an empty composite tvbuff.
Definition tvbuff_composite.c:235
tvb_get_uint56
WS_DLL_PUBLIC uint64_t tvb_get_uint56(tvbuff_t *tvb, const unsigned offset, const unsigned encoding)
Retrieve a 56-bit unsigned value from a tvbuff using the specified encoding.
Definition tvbuff.c:1368
tvb_find_uint8_remaining
WS_DLL_PUBLIC bool tvb_find_uint8_remaining(tvbuff_t *tvb, const unsigned offset, const uint8_t needle, unsigned *found_offset)
Find the first occurrence of a byte value in a tvbuff.
Definition tvbuff.c:2945
tvb_get_string_time
WS_DLL_PUBLIC nstime_t * tvb_get_string_time(tvbuff_t *tvb, const unsigned offset, const unsigned length, const unsigned encoding, nstime_t *ns, unsigned *endoff)
Fetch a time value from an ASCII-style string in the tvbuff.
Definition tvbuff.c:2296
tvb_find_uint16_remaining
WS_DLL_PUBLIC bool tvb_find_uint16_remaining(tvbuff_t *tvb, const unsigned offset, const uint16_t needle, unsigned *found_offset)
Find the first occurrence of a 16-bit value in a tvbuff.
Definition tvbuff.c:3021
tvb_get_stringz_enc
WS_DLL_PUBLIC uint8_t * tvb_get_stringz_enc(wmem_allocator_t *scope, tvbuff_t *tvb, const unsigned offset, unsigned *lengthp, const unsigned encoding)
Extract and convert a null-terminated string from a tvbuff to UTF-8 using the specified encoding.
Definition tvbuff.c:4338
base64_tvb_to_new_tvb
WS_DLL_PUBLIC tvbuff_t * base64_tvb_to_new_tvb(tvbuff_t *parent, unsigned offset, unsigned length)
Decode a base64-encoded string from a tvbuff region and attach the result to a parent tvbuff.
Definition tvbuff_base64.c:184
tvb_child_uncompress_brotli
WS_DLL_PUBLIC tvbuff_t * tvb_child_uncompress_brotli(tvbuff_t *parent, tvbuff_t *tvb, const unsigned offset, unsigned comprlen)
Uncompress Brotli-compressed data from a tvbuff and attach the result to a parent tvbuff.
Definition tvbuff_brotli.c:173
tvb_get_ds_tvb
WS_DLL_PUBLIC struct tvbuff * tvb_get_ds_tvb(tvbuff_t *tvb)
Retrieve the data source tvbuff from a given tvbuff.
Definition tvbuff.c:5530
tvb_bytes_to_str
WS_DLL_PUBLIC char * tvb_bytes_to_str(wmem_allocator_t *allocator, tvbuff_t *tvb, const unsigned offset, const unsigned len)
Format a sequence of bytes from a tvbuff as a hexadecimal string.
Definition tvbuff.c:5437
tvb_uncompress_lz77
WS_DLL_PUBLIC tvbuff_t * tvb_uncompress_lz77(tvbuff_t *tvb, const unsigned offset, unsigned comprlen)
Uncompress Microsoft Plain LZ77-compressed data from a tvbuff.
Definition tvbuff_lz77.c:111
tvb_composite_prepend
WS_DLL_PUBLIC void tvb_composite_prepend(tvbuff_t *tvb, tvbuff_t *member)
Prepend to the list of tvbuffs that make up this composite tvbuff.
Definition tvbuff_composite.c:273
tvb_get_bits_array
WS_DLL_PUBLIC uint8_t * tvb_get_bits_array(wmem_allocator_t *scope, tvbuff_t *tvb, const unsigned offset, size_t length, size_t *data_length, const unsigned encoding)
Retrieve a byte array from a tvbuff using a bit-level offset and encoding.
Definition tvbuff.c:2666
tvb_new_octet_right_aligned
WS_DLL_PUBLIC tvbuff_t * tvb_new_octet_right_aligned(tvbuff_t *tvb, uint32_t bit_offset, uint32_t no_of_bits)
Extracts a specified number of bits starting at a given bit offset, with bits counted from least sign...
Definition tvbuff.c:527
tvb_format_stringzpad_wsp
WS_DLL_PUBLIC char * tvb_format_stringzpad_wsp(wmem_allocator_t *allocator, tvbuff_t *tvb, const unsigned offset, const unsigned size)
Format a null-padded string from a tvbuff as printable text, preserving whitespace.
Definition tvbuff.c:3426
tvb_get_string_int
WS_DLL_PUBLIC bool tvb_get_string_int(tvbuff_t *tvb, const unsigned offset, const unsigned length, const unsigned encoding, int32_t *value, unsigned *endoff)
Parse a case-insensitive byte string into a signed 32-bit integer.
Definition tvbuff.c:2167
tvb_get_token_len_length
WS_DLL_PUBLIC bool tvb_get_token_len_length(tvbuff_t *tvb, const unsigned offset, unsigned maxlength, unsigned *tokenlen, unsigned *next_offset)
Determine the length of a token in a tvbuff.
Definition tvbuff.c:5298
tvb_get_etsi_ts_102_221_annex_a_string
WS_DLL_PUBLIC char * tvb_get_etsi_ts_102_221_annex_a_string(wmem_allocator_t *scope, tvbuff_t *tvb, const unsigned offset, unsigned length)
Extract and convert a string encoded per ETSI TS 102 221 Annex A from a tvbuff to UTF-8.
Definition tvbuff.c:3674
tvb_get_token_len_remaining
WS_DLL_PUBLIC bool tvb_get_token_len_remaining(tvbuff_t *tvb, const unsigned offset, unsigned *tokenlen, unsigned *next_offset)
Determine the length of a token in a tvbuff.
Definition tvbuff.c:5283
tvb_get_ntoh24
WS_DLL_PUBLIC uint32_t tvb_get_ntoh24(tvbuff_t *tvb, const unsigned offset)
Retrieve a 24-bit unsigned value in network byte order.
Definition tvbuff.c:1166
tvb_get_ieee_double
WS_DLL_PUBLIC double tvb_get_ieee_double(tvbuff_t *tvb, const unsigned offset, const unsigned encoding)
Retrieve a 64-bit IEEE double from a tvbuff using the specified encoding.
Definition tvbuff.c:1471
tvb_get_bits32
WS_DLL_PUBLIC uint32_t tvb_get_bits32(tvbuff_t *tvb, unsigned bit_offset, const unsigned no_of_bits, const unsigned encoding)
Retrieve 1–32 bits from a tvbuff and return them as a uint32_t.
Definition tvbuff.c:2697
tvb_ascii_isprint
WS_DLL_PUBLIC bool tvb_ascii_isprint(tvbuff_t *tvb, const unsigned offset, const unsigned length)
Check whether all bytes in a tvbuff range are ASCII printable characters.
Definition tvbuff.c:4660
tvb_get_letohieee_float
WS_DLL_PUBLIC float tvb_get_letohieee_float(tvbuff_t *tvb, const unsigned offset)
Retrieve a 32-bit IEEE float in little-endian byte order.
Definition tvbuff.c:1821
tvb_get_string_int8
WS_DLL_PUBLIC bool tvb_get_string_int8(tvbuff_t *tvb, const unsigned offset, const unsigned length, const unsigned encoding, int8_t *value, unsigned *endoff)
Parse a case-insensitive byte string into a signed 16-bit integer.
Definition tvbuff.c:2249
tvb_ensure_captured_length_remaining
WS_DLL_PUBLIC unsigned tvb_ensure_captured_length_remaining(const tvbuff_t *tvb, const unsigned offset)
Same as tvb_captured_length_remaining, but throws an exception if the offset is out of bounds.
Definition tvbuff.c:654
tvb_new_octet_aligned
WS_DLL_PUBLIC tvbuff_t * tvb_new_octet_aligned(tvbuff_t *tvb, uint32_t bit_offset, uint32_t no_of_bits)
Extracts a specified number of bits starting at a given bit offset, aligning the result to octet boun...
Definition tvbuff.c:468
tvb_get_letohguid
WS_DLL_PUBLIC void tvb_get_letohguid(tvbuff_t *tvb, const unsigned offset, e_guid_t *guid)
Retrieve a GUID from a tvbuff in little-endian byte order.
Definition tvbuff.c:2626
tvb_get_letoh64
WS_DLL_PUBLIC uint64_t tvb_get_letoh64(tvbuff_t *tvb, const unsigned offset)
Retrieve a 64-bit unsigned value in little-endian byte order.
Definition tvbuff.c:1795
tvb_get_ipv4_addr_with_prefix_len
WS_DLL_PUBLIC int tvb_get_ipv4_addr_with_prefix_len(tvbuff_t *tvb, const unsigned offset, ws_in4_addr *addr, uint32_t prefix_len)
Fetch an IPv4 address from a tvbuff and mask out bits not covered by a prefix length.
Definition tvbuff.c:2573
tvb_get_ntohi24
WS_DLL_PUBLIC int32_t tvb_get_ntohi24(tvbuff_t *tvb, const unsigned offset)
Retrieve a 24-bit signed value in network byte order.
Definition tvbuff.c:1175
tvb_get_ipv6_addr_with_prefix_len
WS_DLL_PUBLIC int tvb_get_ipv6_addr_with_prefix_len(tvbuff_t *tvb, const unsigned offset, ws_in6_addr *addr, uint32_t prefix_len)
Fetch an IPv6 address from a tvbuff and mask out bits not covered by a prefix length.
Definition tvbuff.c:2594
tvb_get_int8
WS_DLL_PUBLIC int8_t tvb_get_int8(tvbuff_t *tvb, const unsigned offset)
Retrieve an 8-bit signed value from a tvbuff at the specified offset.
Definition tvbuff.c:1139
tvb_get_uint64_with_length
WS_DLL_PUBLIC uint64_t tvb_get_uint64_with_length(tvbuff_t *tvb, const unsigned offset, unsigned length, const unsigned encoding)
Retrieve a variable-length unsigned value (up to 64 bits) from a tvbuff using the specified encoding.
Definition tvbuff.c:1395
tvb_get_uint24
WS_DLL_PUBLIC uint32_t tvb_get_uint24(tvbuff_t *tvb, const unsigned offset, const unsigned encoding)
Retrieve a 24-bit unsigned value from a tvbuff using the specified encoding.
Definition tvbuff.c:1296
tvb_composite_finalize
WS_DLL_PUBLIC void tvb_composite_finalize(tvbuff_t *tvb)
Mark a composite tvbuff as finalized.
Definition tvbuff_composite.c:299
tvb_get_string_bytes
WS_DLL_PUBLIC GByteArray * tvb_get_string_bytes(tvbuff_t *tvb, const unsigned offset, const unsigned length, const unsigned encoding, GByteArray *bytes, unsigned *endoff)
Parse a case-insensitive hex string with optional separators into a byte array.
Definition tvbuff.c:1916
tvb_uncompress_zstd
WS_DLL_PUBLIC tvbuff_t * tvb_uncompress_zstd(tvbuff_t *tvb, const unsigned offset, unsigned comprlen)
Uncompress Zstandard (ZSTD)-compressed data from a tvbuff.
Definition tvbuff_zstd.c:28
tvb_get_letoh48
WS_DLL_PUBLIC uint64_t tvb_get_letoh48(tvbuff_t *tvb, const unsigned offset)
Retrieve a 48-bit unsigned value in little-endian byte order.
Definition tvbuff.c:1757
tvb_get_ntohi64
WS_DLL_PUBLIC int64_t tvb_get_ntohi64(tvbuff_t *tvb, const unsigned offset)
Retrieve a 64-bit signed value in network byte order.
Definition tvbuff.c:1269
tvb_ensure_bytes_exist
WS_DLL_PUBLIC void tvb_ensure_bytes_exist(const tvbuff_t *tvb, const unsigned offset, const int length)
Checks that the bytes referred to by 'offset' and 'length' actually exist in the buffer.
Definition tvbuff.c:744
tvb_child_uncompress_zstd
WS_DLL_PUBLIC tvbuff_t * tvb_child_uncompress_zstd(tvbuff_t *parent, tvbuff_t *tvb, const unsigned offset, unsigned comprlen)
Uncompress Zstandard (ZSTD)-compressed data from a tvbuff and attach the result to a parent tvbuff.
Definition tvbuff_zstd.c:101
tvb_get_ntohi40
WS_DLL_PUBLIC int64_t tvb_get_ntohi40(tvbuff_t *tvb, const unsigned offset)
Retrieve a 40-bit signed value in network byte order.
Definition tvbuff.c:1212
tvb_get_int32
WS_DLL_PUBLIC int32_t tvb_get_int32(tvbuff_t *tvb, const unsigned offset, const unsigned encoding)
Retrieve a 32-bit signed value from a tvbuff using the specified encoding.
Definition tvbuff.c:1323
tvb_get_letohl
WS_DLL_PUBLIC uint32_t tvb_get_letohl(tvbuff_t *tvb, const unsigned offset)
Retrieve a 32-bit unsigned value in little-endian byte order.
Definition tvbuff.c:1720
tvb_get_ipv4
WS_DLL_PUBLIC uint32_t tvb_get_ipv4(tvbuff_t *tvb, const unsigned offset)
Retrieve an IPv4 address from a tvbuff in network byte order.
Definition tvbuff.c:2548
tvb_get_ipv6
WS_DLL_PUBLIC void tvb_get_ipv6(tvbuff_t *tvb, const unsigned offset, ws_in6_addr *addr)
Retrieve an IPv6 address from a tvbuff.
Definition tvbuff.c:2560
tvb_get_bits16
WS_DLL_PUBLIC uint16_t tvb_get_bits16(tvbuff_t *tvb, unsigned bit_offset, const unsigned no_of_bits, const unsigned encoding)
Retrieve 1–16 bits from a tvbuff and return them as a uint16_t.
Definition tvbuff.c:2689
tvb_bytes_exist
WS_DLL_PUBLIC bool tvb_bytes_exist(const tvbuff_t *tvb, const unsigned offset, const int length)
Check that the specified bytes exist in the tvbuff without throwing an exception.
Definition tvbuff.c:689
tvb_get_letohi40
WS_DLL_PUBLIC int64_t tvb_get_letohi40(tvbuff_t *tvb, const unsigned offset)
Retrieve a 40-bit signed value in little-endian byte order.
Definition tvbuff.c:1747
tvb_new_subset_length_caplen
WS_DLL_PUBLIC tvbuff_t * tvb_new_subset_length_caplen(tvbuff_t *backing, const unsigned backing_offset, const unsigned backing_length, const unsigned reported_length)
Create a subset tvbuff with an explicitly limited captured length.
Definition tvbuff_subset.c:161
tvb_clone_offset_len
WS_DLL_PUBLIC tvbuff_t * tvb_clone_offset_len(tvbuff_t *tvb, unsigned offset, unsigned len)
Clones a portion of the given tvbuff starting at a specific offset and length.
Definition tvbuff.c:604
tvb_get_guid
WS_DLL_PUBLIC void tvb_get_guid(tvbuff_t *tvb, const unsigned offset, e_guid_t *guid, const unsigned encoding)
Retrieve a GUID from a tvbuff using the specified encoding.
Definition tvbuff.c:2637
tvb_get_ntoh40
WS_DLL_PUBLIC uint64_t tvb_get_ntoh40(tvbuff_t *tvb, const unsigned offset)
Retrieve a 40-bit unsigned value in network byte order.
Definition tvbuff.c:1203
tvb_new_real_data
WS_DLL_PUBLIC tvbuff_t * tvb_new_real_data(const uint8_t *data, const unsigned length, const unsigned reported_length)
Create a tvbuff backed by existing data.
Definition tvbuff_real.c:58
base64uri_tvb_to_new_tvb
WS_DLL_PUBLIC tvbuff_t * base64uri_tvb_to_new_tvb(tvbuff_t *parent, unsigned offset, unsigned length)
Decode a base64url-encoded string from a tvbuff region and attach the result to a parent tvbuff.
Definition tvbuff_base64.c:211
tvb_get_bits64
WS_DLL_PUBLIC uint64_t tvb_get_bits64(tvbuff_t *tvb, unsigned bit_offset, const unsigned no_of_bits, const unsigned encoding)
Retrieve 1–64 bits from a tvbuff and return them as a uint64_t.
Definition tvbuff.c:2705
tvb_get_int40
WS_DLL_PUBLIC int64_t tvb_get_int40(tvbuff_t *tvb, const unsigned offset, const unsigned encoding)
Retrieve a 40-bit signed value from a tvbuff using the specified encoding.
Definition tvbuff.c:1341
tvb_ascii_isdigit
WS_DLL_PUBLIC bool tvb_ascii_isdigit(tvbuff_t *tvb, const unsigned offset, const unsigned length)
Check if all bytes in a tvbuff range are ASCII digits.
Definition tvbuff.c:4726
tvb_find_line_end_remaining
WS_DLL_PUBLIC bool tvb_find_line_end_remaining(tvbuff_t *tvb, const unsigned offset, unsigned *linelen, unsigned *next_offset)
Locate the end of a line in a tvbuff.
Definition tvbuff.c:4839
tvb_memdup
WS_DLL_PUBLIC void * tvb_memdup(wmem_allocator_t *scope, tvbuff_t *tvb, const unsigned offset, size_t length)
Duplicate a block of data from a tvbuff into a newly allocated buffer.
Definition tvbuff.c:1078
tvb_get_letohil
WS_DLL_PUBLIC int32_t tvb_get_letohil(tvbuff_t *tvb, const unsigned offset)
Retrieve a 32-bit signed value in little-endian byte order.
Definition tvbuff.c:1729
tvb_get_ieee_float
WS_DLL_PUBLIC float tvb_get_ieee_float(tvbuff_t *tvb, const unsigned offset, const unsigned encoding)
Retrieve a 32-bit IEEE float from a tvbuff using the specified encoding.
Definition tvbuff.c:1462
tvb_set_free_cb
WS_DLL_PUBLIC void tvb_set_free_cb(tvbuff_t *tvb, const tvbuff_free_cb_t func)
Set a callback function to be called when a tvbuff is actually freed.
Definition tvbuff_real.c:84
tvb_get_string_uint8
WS_DLL_PUBLIC bool tvb_get_string_uint8(tvbuff_t *tvb, const unsigned offset, const unsigned length, const unsigned encoding, uint8_t *value, unsigned *endoff)
Parse a case-insensitive byte string into an unsigned 16-bit integer.
Definition tvbuff.c:2085
tvb_get_ts_23_038_7bits_string_unpacked
WS_DLL_PUBLIC char * tvb_get_ts_23_038_7bits_string_unpacked(wmem_allocator_t *scope, tvbuff_t *tvb, const unsigned offset, unsigned length)
Extract and convert a 3GPP TS 23.038 7-bit unpacked string from a tvbuff to UTF-8.
Definition tvbuff.c:3662
tvb_skip_wsp_return
WS_DLL_PUBLIC unsigned tvb_skip_wsp_return(tvbuff_t *tvb, const unsigned offset)
Go backwards to find the offset after a token followed by optional ASCII whitespace.
Definition tvbuff.c:5134
tvb_get_string_uint64
WS_DLL_PUBLIC bool tvb_get_string_uint64(tvbuff_t *tvb, const unsigned offset, const unsigned length, const unsigned encoding, uint64_t *value, unsigned *endoff)
Parse a case-insensitive byte string into an unsigned 64-bit integer.
Definition tvbuff.c:1962
tvb_new_subset_remaining
WS_DLL_PUBLIC tvbuff_t * tvb_new_subset_remaining(tvbuff_t *backing, const unsigned backing_offset)
Create a subset tvbuff containing all the data starting at an offset into a backing tvbuff.
Definition tvbuff_subset.c:212
tvb_set_reported_length
WS_DLL_PUBLIC void tvb_set_reported_length(tvbuff_t *tvb, const unsigned reported_length)
Set a tvbuff's reported_length to a given value.
Definition tvbuff.c:851
tvb_get_ptr
WS_DLL_PUBLIC const uint8_t * tvb_get_ptr(tvbuff_t *tvb, const unsigned offset, const unsigned length)
Returns a raw pointer to tvbuff data. Use with extreme caution.
Definition tvbuff.c:1122
tvb_get_ntoh48
WS_DLL_PUBLIC uint64_t tvb_get_ntoh48(tvbuff_t *tvb, const unsigned offset)
Retrieve a 48-bit unsigned value in network byte order.
Definition tvbuff.c:1222
tvb_bcd_dig_to_str
WS_DLL_PUBLIC const char * tvb_bcd_dig_to_str(wmem_allocator_t *scope, tvbuff_t *tvb, const unsigned offset, const unsigned len, const dgt_set_t *dgt, bool skip_first)
Convert BCD-encoded digits from a tvbuff into a formatted string.
Definition tvbuff.c:5415
tvb_get_bcd_string
WS_DLL_PUBLIC char * tvb_get_bcd_string(wmem_allocator_t *scope, tvbuff_t *tvb, const unsigned offset, unsigned len, const dgt_set_t *dgt, bool skip_first, bool odd, bool bigendian)
Convert BCD-encoded digits from a tvbuff to a UTF-8 string with flexible nibble handling.
Definition tvbuff.c:5346
tvb_uncompress_lznt1
WS_DLL_PUBLIC tvbuff_t * tvb_uncompress_lznt1(tvbuff_t *tvb, const unsigned offset, unsigned comprlen)
Uncompress Microsoft LZNT1-compressed data from a tvbuff.
Definition tvbuff_lznt1.c:127
tvb_child_uncompress_snappy
WS_DLL_PUBLIC tvbuff_t * tvb_child_uncompress_snappy(tvbuff_t *parent, tvbuff_t *tvb, const unsigned offset, unsigned comprlen)
Uncompress Snappy-compressed data from a tvbuff and attach the result to a parent tvbuff.
Definition tvbuff_snappy.c:66
tvb_get_letohi56
WS_DLL_PUBLIC int64_t tvb_get_letohi56(tvbuff_t *tvb, const unsigned offset)
Retrieve a 56-bit signed value in little-endian byte order.
Definition tvbuff.c:1785
tvb_get_ts_23_038_7bits_string_packed
WS_DLL_PUBLIC char * tvb_get_ts_23_038_7bits_string_packed(wmem_allocator_t *scope, tvbuff_t *tvb, const unsigned bit_offset, unsigned no_of_chars)
Extract and convert a 3GPP TS 23.038 7-bit packed string from a tvbuff to UTF-8.
Definition tvbuff.c:3648
tvb_get_letoh24
WS_DLL_PUBLIC uint32_t tvb_get_letoh24(tvbuff_t *tvb, const unsigned offset)
Retrieve a 24-bit unsigned value in little-endian byte order.
Definition tvbuff.c:1701
tvb_ws_mempbrk_uint8_length
WS_DLL_PUBLIC bool tvb_ws_mempbrk_uint8_length(tvbuff_t *tvb, const unsigned offset, const unsigned maxlength, const ws_mempbrk_pattern *pattern, unsigned *found_offset, unsigned char *found_needle)
Find the first occurrence of any needle from a pre-compiled pattern in a tvbuff up to a maximum searc...
Definition tvbuff.c:3105
tvb_ws_mempbrk_uint8_remaining
WS_DLL_PUBLIC bool tvb_ws_mempbrk_uint8_remaining(tvbuff_t *tvb, const unsigned offset, const ws_mempbrk_pattern *pattern, unsigned *found_offset, unsigned char *found_needle)
Find the first occurrence of any needle from a pre-compiled pattern in a tvbuff.
Definition tvbuff.c:3089
tvb_child_uncompress_lznt1
WS_DLL_PUBLIC tvbuff_t * tvb_child_uncompress_lznt1(tvbuff_t *parent, tvbuff_t *tvb, const unsigned offset, unsigned comprlen)
Uncompress Microsoft LZNT1-compressed data from a tvbuff and attach the result to a parent tvbuff.
Definition tvbuff_lznt1.c:166
tvb_get_ntohl
WS_DLL_PUBLIC uint32_t tvb_get_ntohl(tvbuff_t *tvb, const unsigned offset)
Retrieve a 32-bit unsigned value in network byte order.
Definition tvbuff.c:1185
tvb_memeql
WS_DLL_PUBLIC int tvb_memeql(tvbuff_t *tvb, const unsigned offset, const uint8_t *str, size_t size)
Compare raw bytes in a tvbuff to a reference buffer using memcmp semantics.
Definition tvbuff.c:3359
tvb_child_uncompress_hpack_huff
WS_DLL_PUBLIC tvbuff_t * tvb_child_uncompress_hpack_huff(tvbuff_t *parent, unsigned offset, unsigned length)
Decode HPACK Huffman-encoded data from a tvbuff region and attach the result to a parent tvbuff.
Definition tvbuff_hpackhuff.c:57
tvb_uncompress_snappy
WS_DLL_PUBLIC tvbuff_t * tvb_uncompress_snappy(tvbuff_t *tvb, const unsigned offset, unsigned comprlen)
Uncompress Snappy-compressed data from a tvbuff.
tvb_format_text
WS_DLL_PUBLIC char * tvb_format_text(wmem_allocator_t *scope, tvbuff_t *tvb, const unsigned offset, const unsigned size)
Format a block of tvbuff data as printable text.
Definition tvbuff.c:3385
tvb_get_varint
WS_DLL_PUBLIC unsigned tvb_get_varint(tvbuff_t *tvb, unsigned offset, unsigned maxlen, uint64_t *value, const unsigned encoding)
Extract a variable-length integer from a tvbuff using the specified encoding.
Definition tvbuff.c:5536
tvb_get_letoh56
WS_DLL_PUBLIC uint64_t tvb_get_letoh56(tvbuff_t *tvb, const unsigned offset)
Retrieve a 56-bit unsigned value in little-endian byte order.
Definition tvbuff.c:1776
tvb_captured_length_remaining
WS_DLL_PUBLIC unsigned tvb_captured_length_remaining(const tvbuff_t *tvb, const unsigned offset)
Computes bytes to end of buffer from the given offset.
Definition tvbuff.c:646
tvb_get_int56
WS_DLL_PUBLIC int64_t tvb_get_int56(tvbuff_t *tvb, const unsigned offset, const unsigned encoding)
Retrieve a 56-bit signed value from a tvbuff using the specified encoding.
Definition tvbuff.c:1377
tvb_find_uint8_length
WS_DLL_PUBLIC bool tvb_find_uint8_length(tvbuff_t *tvb, const unsigned offset, const unsigned maxlength, const uint8_t needle, unsigned *found_offset)
Find the first occurrence of a byte value in a tvbuff up to a limit.
Definition tvbuff.c:2923
tvb_get_uint32
WS_DLL_PUBLIC uint32_t tvb_get_uint32(tvbuff_t *tvb, const unsigned offset, const unsigned encoding)
Retrieve a 32-bit unsigned value from a tvbuff using the specified encoding.
Definition tvbuff.c:1314
tvb_bytes_to_str_punct
WS_DLL_PUBLIC char * tvb_bytes_to_str_punct(wmem_allocator_t *scope, tvbuff_t *tvb, const unsigned offset, const unsigned len, const char punct)
Format a sequence of bytes from a tvbuff as a string with a custom separator.
Definition tvbuff.c:5325
wmem_allocator_t
struct _wmem_allocator_t wmem_allocator_t
Definition wmem_core.h:44
e_guid_t
struct _e_guid_t e_guid_t
Represents a GUID/UUID value; may be larger than GUID_LEN so must not be used to directly overlay pac...
inet_addr.h
ws_in6_addr
struct e_in6_addr ws_in6_addr
Represents a 128-bit IPv6 address.
ws_in4_addr
uint32_t ws_in4_addr
Represents a 32-bit IPv4 address in network byte order.
Definition inet_addr.h:22
buffer
Sliding window buffer tracking per-stream burst and bandwidth statistics.
Definition mcast_stream.h:34
dgt_set_t
Digit mapping table for BCD decoding.
Definition tvbuff.h:3198
nstime_t
Definition nstime.h:26
tvbuff
Core tvbuff (testy virtual buffer) structure representing a region of packet data,...
Definition tvbuff-int.h:95
tvbuff::reported_length
unsigned reported_length
Definition tvbuff-int.h:120
ws_mempbrk_pattern
Definition ws_mempbrk.h:21
ws_mempbrk.h
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