173 lines
6.0 KiB
C
173 lines
6.0 KiB
C
/* $OpenBSD: assertion.h,v 1.5 2003/06/26 23:19:53 deraadt Exp $ */
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/*
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* The author of this code is Angelos D. Keromytis (angelos@dsl.cis.upenn.edu)
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*
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* This code was written by Angelos D. Keromytis in Philadelphia, PA, USA,
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* in April-May 1998
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*
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* Copyright (C) 1998, 1999 by Angelos D. Keromytis.
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*
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* Permission to use, copy, and modify this software with or without fee
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* is hereby granted, provided that this entire notice is included in
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* all copies of any software which is or includes a copy or
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* modification of this software.
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*
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* THIS SOFTWARE IS BEING PROVIDED "AS IS", WITHOUT ANY EXPRESS OR
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* IMPLIED WARRANTY. IN PARTICULAR, THE AUTHORS MAKES NO
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* REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE
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* MERCHANTABILITY OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR
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* PURPOSE.
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*/
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#ifndef __ASSERTION_H__
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#define __ASSERTION_H__
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/*
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* These can be changed to reflect more assertions/session or more
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* sessions respectively
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*/
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#define HASHTABLESIZE 37
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#define SESSIONTABLESIZE 37
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struct keynote_session
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{
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int ks_id;
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int ks_assertioncounter;
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int ks_values_num;
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struct environment *ks_env_table[HASHTABLESIZE];
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struct environment *ks_env_regex;
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struct keylist *ks_action_authorizers;
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struct assertion *ks_assertion_table[HASHTABLESIZE];
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char **ks_values;
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char *ks_authorizers_cache;
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char *ks_values_cache;
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struct keynote_session *ks_prev;
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struct keynote_session *ks_next;
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};
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struct keylist
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{
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int key_alg;
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void *key_key;
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char *key_stringkey;
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struct keylist *key_next;
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};
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struct assertion
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{
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void *as_authorizer;
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char *as_buf;
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char *as_signature;
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char *as_authorizer_string_s;
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char *as_authorizer_string_e;
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char *as_keypred_s;
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char *as_keypred_e;
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char *as_conditions_s;
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char *as_conditions_e;
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char *as_signature_string_s;
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char *as_signature_string_e;
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char *as_comment_s;
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char *as_comment_e;
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char *as_startofsignature;
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char *as_allbutsignature;
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int as_id;
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int as_signeralgorithm;
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int as_result;
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int as_error;
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unsigned char as_flags;
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unsigned char as_internalflags;
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char as_kresult;
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char as_sigresult;
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struct keylist *as_keylist;
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struct environment *as_env;
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struct assertion *as_next;
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};
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/* Internal flags */
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#define ASSERT_IFLAG_WEIRDLICS 0x0001 /* Needs Licensees re-processing */
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#define ASSERT_IFLAG_WEIRDAUTH 0x0002 /* Needs Authorizer re-processing */
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#define ASSERT_IFLAG_WEIRDSIG 0x0004 /* Needs Signature re-processing */
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#define ASSERT_IFLAG_NEEDPROC 0x0008 /* Needs "key field" processing */
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#define ASSERT_IFLAG_PROCESSED 0x0010 /* Handled repositioning already */
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#define KRESULT_UNTOUCHED 0
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#define KRESULT_IN_PROGRESS 1 /* For cycle detection */
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#define KRESULT_DONE 2
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#define KEYWORD_VERSION 1
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#define KEYWORD_LOCALINIT 2
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#define KEYWORD_AUTHORIZER 3
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#define KEYWORD_LICENSEES 4
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#define KEYWORD_CONDITIONS 5
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#define KEYWORD_SIGNATURE 6
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#define KEYWORD_COMMENT 7
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#define KEYNOTE_FLAG_EXPORTALL 0x1
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/* List types for cleanup */
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#define LEXTYPE_CHAR 0x1
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/* Length of random initializer */
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#define KEYNOTE_RAND_INIT_LEN 1024
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/* Variables */
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extern char **keynote_values;
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extern char *keynote_privkey;
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extern struct assertion *keynote_current_assertion;
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extern struct environment *keynote_init_list;
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extern struct environment *keynote_temp_list;
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extern struct keylist *keynote_keypred_keylist;
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extern struct keynote_session *keynote_sessions[SESSIONTABLESIZE];
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extern struct keynote_session *keynote_current_session;
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extern int keynote_exceptionflag;
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extern int keynote_used_variable;
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extern int keynote_returnvalue;
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extern int keynote_justrecord;
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extern int keynote_donteval;
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extern int keynote_errno;
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/* Extern definitions */
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extern int knlineno;
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/* Function prototypes */
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extern int keynote_env_add(char *, char *, struct environment **,
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unsigned int, int);
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extern char *keynote_env_lookup(char *, struct environment **, unsigned int);
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extern int keynote_env_delete(char *, struct environment **, unsigned int);
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extern struct keylist *keynote_keylist_find(struct keylist *, char *);
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extern struct environment *keynote_get_envlist(char *, char *, int);
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extern struct assertion *keynote_parse_assertion(char *, int, int);
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extern int keynote_evaluate_authorizer(struct assertion *, int);
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extern struct assertion *keynote_find_assertion(void *, int, int);
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extern void keynote_env_cleanup(struct environment **, unsigned int);
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extern int keynote_get_key_algorithm(char *, int *, int *);
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extern int keynote_sigverify_assertion(struct assertion *);
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extern int keynote_evaluate_assertion(struct assertion *);
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extern int keynote_parse_keypred(struct assertion *, int);
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extern int keynote_keylist_add(struct keylist **, char *);
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extern int keynote_add_htable(struct assertion *, int);
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extern void keynote_free_assertion(struct assertion *);
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extern int keynote_in_action_authorizers(void *, int);
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extern struct keynote_session *keynote_find_session(int);
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extern void keynote_keylist_free(struct keylist *);
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extern void keynote_free_env(struct environment *);
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extern int keynote_in_authorizers(void *, int);
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extern int keynote_sremove_assertion(int, int);
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extern unsigned int keynote_stringhash(char *, unsigned int);
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extern char *keynote_get_private_key(char *);
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extern void keynote_free_key(void *, int);
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extern int keynote_evaluate_query(void);
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extern int keynote_lex_add(void *, int);
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extern void keynote_lex_remove(void *);
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extern void keynote_cleanup_kth(void);
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extern int keynote_retindex(char *);
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extern void knerror(char *);
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extern int knparse(void);
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extern int knlex(void);
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#endif /* __ASSERTION_H__ */
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