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Diffstat (limited to '')
| -rw-r--r-- | epan/dissectors/packet-per.h | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/epan/dissectors/packet-per.h b/epan/dissectors/packet-per.h new file mode 100644 index 00000000..9ea76ad7 --- /dev/null +++ b/epan/dissectors/packet-per.h @@ -0,0 +1,123 @@ +/* packet-per.h + * Routines for dissection of ASN.1 Aligned PER + * 2003 Ronnie Sahlberg + * + * Wireshark - Network traffic analyzer + * By Gerald Combs <gerald@wireshark.org> + * Copyright 1998 Gerald Combs + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#ifndef __PACKET_PER_H__ +#define __PACKET_PER_H__ + +#include "ws_symbol_export.h" + +typedef int (*per_type_fn)(tvbuff_t*, int, asn1_ctx_t*, proto_tree*, int); + +/* in all functions here, offset is guint32 and is + byteposition<<3 + bitposition +*/ + +/* value for value and size constraints */ +#define NO_BOUND -1 + + +/* values for extensions */ +#define ASN1_NO_EXTENSIONS 0 +#define ASN1_EXTENSION_ROOT ASN1_EXT_ROOT +#define ASN1_NOT_EXTENSION_ROOT ASN1_EXT_EXT + +/* value for optional */ +#define ASN1_NOT_OPTIONAL 0 +#define ASN1_OPTIONAL ASN1_OPT + +typedef struct _per_choice_t { + gint value; + const int *p_id; + int extension; + per_type_fn func; +} per_choice_t; + +typedef struct _per_sequence_t { + const int *p_id; + int extension; + int optional; + per_type_fn func; +} per_sequence_t; + +WS_DLL_PUBLIC void dissect_per_not_decoded_yet(proto_tree* tree, packet_info* pinfo, tvbuff_t *tvb, const char* reason); + +WS_DLL_PUBLIC guint32 dissect_per_null(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index); + +WS_DLL_PUBLIC guint32 dissect_per_GeneralString(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index); + +WS_DLL_PUBLIC guint32 dissect_per_sequence_of(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *parent_tree, int hf_index, gint ett_index, const per_sequence_t *seq); + +WS_DLL_PUBLIC guint32 dissect_per_IA5String(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, int min_len, int max_len, gboolean has_extension, tvbuff_t **value_tvb); + +WS_DLL_PUBLIC guint32 dissect_per_NumericString(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, int min_len, int max_len, gboolean has_extension, tvbuff_t **value_tvb); + +WS_DLL_PUBLIC guint32 dissect_per_PrintableString(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, int min_len, int max_len, gboolean has_extension, tvbuff_t **value_tvb); + +WS_DLL_PUBLIC guint32 dissect_per_VisibleString(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, int min_len, int max_len, gboolean has_extension, tvbuff_t **value_tvb); + +WS_DLL_PUBLIC guint32 dissect_per_BMPString(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, int min_len, int max_len, gboolean has_extension); + +extern guint32 dissect_per_UTF8String(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, int min_len, int max_len, gboolean has_extension); + +extern guint32 dissect_per_object_descriptor(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, tvbuff_t **value_tvb); + +WS_DLL_PUBLIC guint32 dissect_per_constrained_sequence_of(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *parent_tree, int hf_index, gint ett_index, const per_sequence_t *seq, int min_len, int max_len, gboolean has_extension); + +WS_DLL_PUBLIC guint32 dissect_per_constrained_set_of(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *parent_tree, int hf_index, gint ett_index, const per_sequence_t *seq, int min_len, int max_len, gboolean has_extension); + +WS_DLL_PUBLIC guint32 dissect_per_set_of(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *parent_tree, int hf_index, gint ett_index, const per_sequence_t *seq); + +WS_DLL_PUBLIC guint32 dissect_per_object_identifier(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, tvbuff_t **value_tvb); +WS_DLL_PUBLIC guint32 dissect_per_object_identifier_str(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, const char **value_stringx); + +WS_DLL_PUBLIC guint32 dissect_per_relative_oid(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, tvbuff_t **value_tvb); +WS_DLL_PUBLIC guint32 dissect_per_relative_oid_str(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, const char **value_stringx); + +WS_DLL_PUBLIC guint32 dissect_per_boolean(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, gboolean *bool_val); + +WS_DLL_PUBLIC guint32 dissect_per_integer(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, gint32 *value); + +WS_DLL_PUBLIC guint32 dissect_per_constrained_integer(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, guint32 min, guint32 max, guint32 *value, gboolean has_extension); + +WS_DLL_PUBLIC guint32 dissect_per_constrained_integer_64b(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, guint64 min, guint64 max, guint64 *value, gboolean has_extension); + +WS_DLL_PUBLIC guint32 dissect_per_real(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, double *value); + +WS_DLL_PUBLIC guint32 dissect_per_choice(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, gint ett_index, const per_choice_t *choice, gint *value); + +WS_DLL_PUBLIC guint32 dissect_per_sequence(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *parent_tree, int hf_index, gint ett_index, const per_sequence_t *sequence); +WS_DLL_PUBLIC guint32 dissect_per_sequence_eag(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, const per_sequence_t *sequence); + +WS_DLL_PUBLIC guint32 dissect_per_octet_string(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, int min_len, int max_len, gboolean has_extension, tvbuff_t **value_tvb); +WS_DLL_PUBLIC guint32 dissect_per_octet_string_containing_pdu_new(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, int min_len, int max_len, gboolean has_extension, dissector_t type_cb); + +WS_DLL_PUBLIC guint32 dissect_per_bit_string(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, int min_len, int max_len, gboolean has_extension, int * const *named_bits, gint num_named_bits, tvbuff_t **value_tvb, int *len); + +WS_DLL_PUBLIC guint32 dissect_per_bit_string_containing_pdu_new(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, int min_len, int max_len, gboolean has_extension, dissector_t type_cb); + +WS_DLL_PUBLIC guint32 dissect_per_restricted_character_string(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, int min_len, int max_len, gboolean has_extension, const char *alphabet, int alphabet_length, tvbuff_t **value_tvb); + +WS_DLL_PUBLIC guint32 dissect_per_enumerated(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, guint32 root_num, guint32 *value, gboolean has_extension, guint32 ext_num, guint32 *value_map); + +WS_DLL_PUBLIC guint32 dissect_per_open_type(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, per_type_fn type_cb); +WS_DLL_PUBLIC guint32 dissect_per_open_type_pdu_new(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, dissector_t type_cb); + +WS_DLL_PUBLIC guint32 dissect_per_external_type(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, per_type_fn type_cb); + +extern guint32 dissect_per_size_constrained_type(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, per_type_fn type_cb, const gchar *name, int min_len, int max_len, gboolean has_extension); +extern gboolean get_size_constraint_from_stack(asn1_ctx_t *actx, const gchar *name, int *pmin_len, int *pmax_len, gboolean *phas_extension); + +extern guint32 dissect_per_length_determinant(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx _U_, proto_tree *tree, int hf_index, guint32 *length, gboolean *is_fragmented); + +WS_DLL_PUBLIC int call_per_oid_callback(const char *oid, tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset, asn1_ctx_t *actx, int hf_index); +WS_DLL_PUBLIC void register_per_oid_dissector(const char *oid, dissector_t dissector, int proto, const char *name); +WS_DLL_PUBLIC void add_per_encoded_label(tvbuff_t* tvb, packet_info* pinfo _U_, proto_tree* tree); +#endif /* __PACKET_PER_H__ */ |