![Anders Broman](/assets/img/avatar_default.png)
Fixes https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=4251 svn path=/trunk/; revision=31047
136 lines
8.2 KiB
C
136 lines
8.2 KiB
C
/* packet-per.h
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* Routines for dissection of ASN.1 Aligned PER
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* 2003 Ronnie Sahlberg
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*
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* $Id$
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef __PACKET_PER_H__
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#define __PACKET_PER_H__
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#define PER_NOT_DECODED_YET(x) \
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proto_tree_add_text(tree, tvb, 0, 0, "something unknown here [%s]",x); \
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if (check_col(actx->pinfo->cinfo, COL_INFO)){ \
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col_append_fstr(actx->pinfo->cinfo, COL_INFO, "[UNKNOWN PER: %s]", x); \
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} \
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tvb_get_guint8(tvb, 9999);
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typedef int (*per_type_fn)(tvbuff_t*, int, asn1_ctx_t*, proto_tree*, int);
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/* in all functions here, offset is guint32 and is
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byteposition<<3 + bitposition
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*/
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/* value for value and size constraints */
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#define NO_BOUND -1
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/* values for extensions */
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#define ASN1_NO_EXTENSIONS 0
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#define ASN1_EXTENSION_ROOT ASN1_EXT_ROOT
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#define ASN1_NOT_EXTENSION_ROOT ASN1_EXT_EXT
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/* value for optional */
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#define ASN1_NOT_OPTIONAL 0
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#define ASN1_OPTIONAL ASN1_OPT
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typedef struct _per_choice_t {
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gint value;
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const int *p_id;
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int extension;
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per_type_fn func;
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} per_choice_t;
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typedef struct _per_sequence_t {
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const int *p_id;
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int extension;
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int optional;
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per_type_fn func;
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} per_sequence_t;
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extern guint32 dissect_per_null(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index);
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extern guint32 dissect_per_GeneralString(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index);
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extern 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);
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extern 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);
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extern 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);
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extern 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);
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extern 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);
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extern 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);
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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);
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extern 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);
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extern 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);
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extern 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);
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extern guint32 dissect_per_object_identifier(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, tvbuff_t **value_tvb);
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extern 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);
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extern guint32 dissect_per_boolean(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, gboolean *bool);
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extern guint32 dissect_per_integer(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, gint32 *value);
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extern 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);
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extern 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);
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extern guint32 dissect_per_real(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, double *value);
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extern 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);
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extern 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);
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extern 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);
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extern guint32 dissect_per_octet_string_containing_pdu(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);
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extern 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, new_dissector_t type_cb);
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extern 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, tvbuff_t **value_tvb);
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extern guint32 dissect_per_bit_string_containing_pdu(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);
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extern 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, new_dissector_t type_cb);
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extern 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);
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extern 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);
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extern 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);
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extern guint32 dissect_per_open_type_pdu(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, dissector_t type_cb);
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extern guint32 dissect_per_open_type_pdu_new(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, proto_tree *tree, int hf_index, new_dissector_t type_cb);
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extern 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);
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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);
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extern gboolean get_size_constraint_from_stack(asn1_ctx_t *actx, const gchar *name, int *pmin_len, int *pmax_len, gboolean *phas_extension);
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extern guint32 dissect_per_length_determinant(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx _U_, proto_tree *tree, int hf_index, guint32 *length);
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extern tvbuff_t *new_octet_aligned_subset_bits(tvbuff_t *tvb, guint32 offset, asn1_ctx_t *actx, guint32 no_of_bits);
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#endif /* __PACKET_PER_H__ */
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