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Diffstat (limited to 'epan/dissectors/packet-per.h')
| -rw-r--r-- | epan/dissectors/packet-per.h | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/epan/dissectors/packet-per.h b/epan/dissectors/packet-per.h new file mode 100644 index 0000000000..1aa640af81 --- /dev/null +++ b/epan/dissectors/packet-per.h @@ -0,0 +1,103 @@ +/* packet-per.h + * Routines for dissection of ASN.1 Aligned PER + * 2003 Ronnie Sahlberg + * + * $Id$ + * + * Ethereal - Network traffic analyzer + * By Gerald Combs <gerald@ethereal.com> + * Copyright 1998 Gerald Combs + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#ifndef __PACKET_PER_H__ +#define __PACKET_PER_H__ + +#define PER_NOT_DECODED_YET(x) \ +proto_tree_add_text(tree, tvb, offset, 0, "something unknown here [%s]",x); \ +fprintf(stderr,"Not decoded yet in packet : %d [%s]\n", pinfo->fd->num,x); \ +if (check_col(pinfo->cinfo, COL_INFO)){ \ + col_append_fstr(pinfo->cinfo, COL_INFO, "[UNKNOWN PER: %s]", x); \ +} \ +tvb_get_guint8(tvb, 9999); + +/* in all functions here, offset is guint32 and is + byteposition<<3 + bitposition +*/ + +/* values for extensions */ +#define ASN1_NO_EXTENSIONS 0 +#define ASN1_EXTENSION_ROOT 1 +#define ASN1_NOT_EXTENSION_ROOT 2 + +/* value for optional */ +#define ASN1_NOT_OPTIONAL 0 +#define ASN1_OPTIONAL 1 + +typedef struct _per_choice_t { + int value; + char *name; + int extension; + int (*func)(tvbuff_t *, int, packet_info *, proto_tree *); +} per_choice_t; + +typedef struct _per_sequence_t { + char *name; + int extension; + int optional; + int (*func)(tvbuff_t *, int, packet_info *, proto_tree *); +} per_sequence_t; + + +extern guint32 dissect_per_length_determinant(tvbuff_t *tvb, guint32 offset, packet_info *pinfo, proto_tree *tree, int hf_index, guint32 *length); + +extern guint32 dissect_per_GeneralString(tvbuff_t *tvb, guint32 offset, packet_info *pinfo, proto_tree *tree, int hf_index); + +extern guint32 dissect_per_sequence_of(tvbuff_t *tvb, guint32 offset, packet_info *pinfo, proto_tree *parent_tree, int hf_index, gint ett_index, int (*func)(tvbuff_t *, int , packet_info *, proto_tree *)); + +extern guint32 dissect_per_IA5String(tvbuff_t *tvb, guint32 offset, packet_info *pinfo, proto_tree *tree, int hf_index, int min_len, int max_len); + +extern guint32 dissect_per_NumericString(tvbuff_t *tvb, guint32 offset, packet_info *pinfo, proto_tree *tree, int hf_index, int min_len, int max_len); + +extern guint32 dissect_per_PrintableString(tvbuff_t *tvb, guint32 offset, packet_info *pinfo, proto_tree *tree, int hf_index, int min_len, int max_len); + +extern guint32 dissect_per_BMPString(tvbuff_t *tvb, guint32 offset, packet_info *pinfo, proto_tree *tree, int hf_index, int min_len, int max_len); + +extern guint32 dissect_per_constrained_sequence_of(tvbuff_t *tvb, guint32 offset, packet_info *pinfo, proto_tree *parent_tree, int hf_index, gint ett_index, int (*func)(tvbuff_t *, int , packet_info *, proto_tree *), int min_len, int max_len); + +extern guint32 dissect_per_constrained_set_of(tvbuff_t *tvb, guint32 offset, packet_info *pinfo, proto_tree *parent_tree, int hf_index, gint ett_index, int (*func)(tvbuff_t *, int , packet_info *, proto_tree *), int min_len, int max_len); + +extern guint32 dissect_per_set_of(tvbuff_t *tvb, guint32 offset, packet_info *pinfo, proto_tree *parent_tree, int hf_index, gint ett_index, int (*func)(tvbuff_t *, int , packet_info *, proto_tree *)); + +extern guint32 dissect_per_object_identifier(tvbuff_t *tvb, guint32 offset, packet_info *pinfo, proto_tree *tree, int hf_index, char *value_string); + +extern guint32 dissect_per_boolean(tvbuff_t *tvb, guint32 offset, packet_info *pinfo, proto_tree *tree, int hf_index, gboolean *bool, proto_item **item); + +extern guint32 dissect_per_integer(tvbuff_t *tvb, guint32 offset, packet_info *pinfo, proto_tree *tree, int hf_index, gint32 *value, proto_item **item); + +extern guint32 dissect_per_constrained_integer(tvbuff_t *tvb, guint32 offset, packet_info *pinfo, proto_tree *tree, int hf_index, guint32 min, guint32 max, guint32 *value, proto_item **item, gboolean has_extension); + +extern guint32 dissect_per_choice(tvbuff_t *tvb, guint32 offset, packet_info *pinfo, proto_tree *tree, int hf_index, gint ett_index, per_choice_t *choice, char *name, guint32 *value); + +extern guint32 dissect_per_sequence(tvbuff_t *tvb, guint32 offset, packet_info *pinfo, proto_tree *parent_tree, int hf_index, gint ett_index, per_sequence_t *sequence); + +extern guint32 dissect_per_octet_string(tvbuff_t *tvb, guint32 offset, packet_info *pinfo, proto_tree *tree, int hf_index, int min_len, int max_len, guint32 *value_offset, guint32 *value_len); + +extern guint32 dissect_per_bit_string(tvbuff_t *tvb, guint32 offset, packet_info *pinfo, proto_tree *tree, int hf_index, int min_len, int max_len); + +extern guint32 dissect_per_restricted_character_string(tvbuff_t *tvb, guint32 offset, packet_info *pinfo, proto_tree *tree, int hf_index, int min_len, int max_len, char *alphabet, int alphabet_length); + +#endif /* __PACKET_PER_H__ */ |