diff options
Diffstat (limited to 'lib/isccfg/include')
| -rw-r--r-- | lib/isccfg/include/Makefile.in | 25 | ||||
| -rw-r--r-- | lib/isccfg/include/isccfg/Makefile.in | 42 | ||||
| -rw-r--r-- | lib/isccfg/include/isccfg/aclconf.h | 75 | ||||
| -rw-r--r-- | lib/isccfg/include/isccfg/cfg.h | 425 | ||||
| -rw-r--r-- | lib/isccfg/include/isccfg/grammar.h | 454 | ||||
| -rw-r--r-- | lib/isccfg/include/isccfg/log.h | 55 | ||||
| -rw-r--r-- | lib/isccfg/include/isccfg/namedconf.h | 45 | ||||
| -rw-r--r-- | lib/isccfg/include/isccfg/version.h | 28 |
8 files changed, 1149 insertions, 0 deletions
diff --git a/lib/isccfg/include/Makefile.in b/lib/isccfg/include/Makefile.in new file mode 100644 index 0000000..1f24003 --- /dev/null +++ b/lib/isccfg/include/Makefile.in @@ -0,0 +1,25 @@ +# Copyright (C) 2004, 2007 Internet Systems Consortium, Inc. ("ISC") +# Copyright (C) 2001 Internet Software Consortium. +# +# Permission to use, copy, modify, and/or distribute this software for any +# purpose with or without fee is hereby granted, provided that the above +# copyright notice and this permission notice appear in all copies. +# +# THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH +# REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY +# AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, +# INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM +# LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE +# OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR +# PERFORMANCE OF THIS SOFTWARE. + +# $Id: Makefile.in,v 1.7 2007/06/19 23:47:22 tbox Exp $ + +srcdir = @srcdir@ +VPATH = @srcdir@ +top_srcdir = @top_srcdir@ + +SUBDIRS = isccfg +TARGETS = + +@BIND9_MAKE_RULES@ diff --git a/lib/isccfg/include/isccfg/Makefile.in b/lib/isccfg/include/isccfg/Makefile.in new file mode 100644 index 0000000..a6fd412 --- /dev/null +++ b/lib/isccfg/include/isccfg/Makefile.in @@ -0,0 +1,42 @@ +# Copyright (C) 2004, 2005, 2007 Internet Systems Consortium, Inc. ("ISC") +# Copyright (C) 2001, 2002 Internet Software Consortium. +# +# Permission to use, copy, modify, and/or distribute this software for any +# purpose with or without fee is hereby granted, provided that the above +# copyright notice and this permission notice appear in all copies. +# +# THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH +# REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY +# AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, +# INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM +# LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE +# OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR +# PERFORMANCE OF THIS SOFTWARE. + +# $Id: Makefile.in,v 1.12 2007/06/19 23:47:22 tbox Exp $ + +srcdir = @srcdir@ +VPATH = @srcdir@ +top_srcdir = @top_srcdir@ + +@BIND9_VERSION@ + +# +# Only list headers that are to be installed and are not +# machine generated. The latter are handled specially in the +# install target below. +# +HEADERS = aclconf.h cfg.h grammar.h log.h namedconf.h version.h + +SUBDIRS = +TARGETS = + +@BIND9_MAKE_RULES@ + +installdirs: + $(SHELL) ${top_srcdir}/mkinstalldirs ${DESTDIR}${includedir}/isccfg + +install:: installdirs + for i in ${HEADERS}; do \ + ${INSTALL_DATA} ${srcdir}/$$i ${DESTDIR}${includedir}/isccfg ; \ + done diff --git a/lib/isccfg/include/isccfg/aclconf.h b/lib/isccfg/include/isccfg/aclconf.h new file mode 100644 index 0000000..7ad4351 --- /dev/null +++ b/lib/isccfg/include/isccfg/aclconf.h @@ -0,0 +1,75 @@ +/* + * Copyright (C) 2004-2007 Internet Systems Consortium, Inc. ("ISC") + * Copyright (C) 1999-2001 Internet Software Consortium. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH + * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, + * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM + * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE + * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +/* $Id: aclconf.h,v 1.10 2007/10/12 04:17:18 each Exp $ */ + +#ifndef ISCCFG_ACLCONF_H +#define ISCCFG_ACLCONF_H 1 + +#include <isc/lang.h> + +#include <isccfg/cfg.h> + +#include <dns/types.h> + +typedef struct cfg_aclconfctx { + ISC_LIST(dns_acl_t) named_acl_cache; + ISC_LIST(dns_iptable_t) named_iptable_cache; +} cfg_aclconfctx_t; + +/*** + *** Functions + ***/ + +ISC_LANG_BEGINDECLS + +void +cfg_aclconfctx_init(cfg_aclconfctx_t *ctx); +/* + * Initialize an ACL configuration context. + */ + +void +cfg_aclconfctx_destroy(cfg_aclconfctx_t *ctx); +/* + * Destroy an ACL configuration context. + */ + +isc_result_t +cfg_acl_fromconfig(const cfg_obj_t *caml, + const cfg_obj_t *cctx, + isc_log_t *lctx, + cfg_aclconfctx_t *ctx, + isc_mem_t *mctx, + unsigned int nest_level, + dns_acl_t **target); +/* + * Construct a new dns_acl_t from configuration data in 'caml' and + * 'cctx'. Memory is allocated through 'mctx'. + * + * Any named ACLs referred to within 'caml' will be be converted + * into nested dns_acl_t objects. Multiple references to the same + * named ACLs will be converted into shared references to a single + * nested dns_acl_t object when the referring objects were created + * passing the same ACL configuration context 'ctx'. + * + * On success, attach '*target' to the new dns_acl_t object. + */ + +ISC_LANG_ENDDECLS + +#endif /* ISCCFG_ACLCONF_H */ diff --git a/lib/isccfg/include/isccfg/cfg.h b/lib/isccfg/include/isccfg/cfg.h new file mode 100644 index 0000000..d0ed94b --- /dev/null +++ b/lib/isccfg/include/isccfg/cfg.h @@ -0,0 +1,425 @@ +/* + * Copyright (C) 2004-2007 Internet Systems Consortium, Inc. ("ISC") + * Copyright (C) 2000-2002 Internet Software Consortium. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH + * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, + * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM + * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE + * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +/* $Id: cfg.h,v 1.44 2007/10/12 04:17:18 each Exp $ */ + +#ifndef ISCCFG_CFG_H +#define ISCCFG_CFG_H 1 + +/***** + ***** Module Info + *****/ + +/*! \file isccfg/cfg.h + * \brief + * This is the new, table-driven, YACC-free configuration file parser. + */ + +/*** + *** Imports + ***/ + +#include <isc/formatcheck.h> +#include <isc/lang.h> +#include <isc/types.h> +#include <isc/list.h> + + +/*** + *** Types + ***/ + +/*% + * A configuration parser. + */ +typedef struct cfg_parser cfg_parser_t; + +/*% + * A configuration type definition object. There is a single + * static cfg_type_t object for each data type supported by + * the configuration parser. + */ +typedef struct cfg_type cfg_type_t; + +/*% + * A configuration object. This is the basic building block of the + * configuration parse tree. It contains a value (which may be + * of one of several types) and information identifying the file + * and line number the value came from, for printing error + * messages. + */ +typedef struct cfg_obj cfg_obj_t; + +/*% + * A configuration object list element. + */ +typedef struct cfg_listelt cfg_listelt_t; + +/*% + * A callback function to be called when parsing an option + * that needs to be interpreted at parsing time, like + * "directory". + */ +typedef isc_result_t +(*cfg_parsecallback_t)(const char *clausename, const cfg_obj_t *obj, void *arg); + +/*** + *** Functions + ***/ + +ISC_LANG_BEGINDECLS + +isc_result_t +cfg_parser_create(isc_mem_t *mctx, isc_log_t *lctx, cfg_parser_t **ret); +/*%< + * Create a configuration file parser. Any warning and error + * messages will be logged to 'lctx'. + * + * The parser object returned can be used for a single call + * to cfg_parse_file() or cfg_parse_buffer(). It must not + * be reused for parsing multiple files or buffers. + */ + +void +cfg_parser_setcallback(cfg_parser_t *pctx, + cfg_parsecallback_t callback, + void *arg); +/*%< + * Make the parser call 'callback' whenever it encounters + * a configuration clause with the callback attribute, + * passing it the clause name, the clause value, + * and 'arg' as arguments. + * + * To restore the default of not invoking callbacks, pass + * callback==NULL and arg==NULL. + */ + +isc_result_t +cfg_parse_file(cfg_parser_t *pctx, const char *filename, + const cfg_type_t *type, cfg_obj_t **ret); +isc_result_t +cfg_parse_buffer(cfg_parser_t *pctx, isc_buffer_t *buffer, + const cfg_type_t *type, cfg_obj_t **ret); +/*%< + * Read a configuration containing data of type 'type' + * and make '*ret' point to its parse tree. + * + * The configuration is read from the file 'filename' + * (isc_parse_file()) or the buffer 'buffer' + * (isc_parse_buffer()). + * + * Returns an error if the file does not parse correctly. + * + * Requires: + *\li "filename" is valid. + *\li "mem" is valid. + *\li "type" is valid. + *\li "cfg" is non-NULL and "*cfg" is NULL. + * + * Returns: + * \li #ISC_R_SUCCESS - success + *\li #ISC_R_NOMEMORY - no memory available + *\li #ISC_R_INVALIDFILE - file doesn't exist or is unreadable + *\li others - file contains errors + */ + +void +cfg_parser_destroy(cfg_parser_t **pctxp); +/*%< + * Destroy a configuration parser. + */ + +isc_boolean_t +cfg_obj_isvoid(const cfg_obj_t *obj); +/*%< + * Return true iff 'obj' is of void type (e.g., an optional + * value not specified). + */ + +isc_boolean_t +cfg_obj_ismap(const cfg_obj_t *obj); +/*%< + * Return true iff 'obj' is of a map type. + */ + +isc_result_t +cfg_map_get(const cfg_obj_t *mapobj, const char* name, const cfg_obj_t **obj); +/*%< + * Extract an element from a configuration object, which + * must be of a map type. + * + * Requires: + * \li 'mapobj' points to a valid configuration object of a map type. + * \li 'name' points to a null-terminated string. + * \li 'obj' is non-NULL and '*obj' is NULL. + * + * Returns: + * \li #ISC_R_SUCCESS - success + * \li #ISC_R_NOTFOUND - name not found in map + */ + +const cfg_obj_t * +cfg_map_getname(const cfg_obj_t *mapobj); +/*%< + * Get the name of a named map object, like a server "key" clause. + * + * Requires: + * \li 'mapobj' points to a valid configuration object of a map type. + * + * Returns: + * \li A pointer to a configuration object naming the map object, + * or NULL if the map object does not have a name. + */ + +isc_boolean_t +cfg_obj_istuple(const cfg_obj_t *obj); +/*%< + * Return true iff 'obj' is of a map type. + */ + +const cfg_obj_t * +cfg_tuple_get(const cfg_obj_t *tupleobj, const char *name); +/*%< + * Extract an element from a configuration object, which + * must be of a tuple type. + * + * Requires: + * \li 'tupleobj' points to a valid configuration object of a tuple type. + * \li 'name' points to a null-terminated string naming one of the + *\li fields of said tuple type. + */ + +isc_boolean_t +cfg_obj_isuint32(const cfg_obj_t *obj); +/*%< + * Return true iff 'obj' is of integer type. + */ + +isc_uint32_t +cfg_obj_asuint32(const cfg_obj_t *obj); +/*%< + * Returns the value of a configuration object of 32-bit integer type. + * + * Requires: + * \li 'obj' points to a valid configuration object of 32-bit integer type. + * + * Returns: + * \li A 32-bit unsigned integer. + */ + +isc_boolean_t +cfg_obj_isuint64(const cfg_obj_t *obj); +/*%< + * Return true iff 'obj' is of integer type. + */ + +isc_uint64_t +cfg_obj_asuint64(const cfg_obj_t *obj); +/*%< + * Returns the value of a configuration object of 64-bit integer type. + * + * Requires: + * \li 'obj' points to a valid configuration object of 64-bit integer type. + * + * Returns: + * \li A 64-bit unsigned integer. + */ + +isc_boolean_t +cfg_obj_isstring(const cfg_obj_t *obj); +/*%< + * Return true iff 'obj' is of string type. + */ + +const char * +cfg_obj_asstring(const cfg_obj_t *obj); +/*%< + * Returns the value of a configuration object of a string type + * as a null-terminated string. + * + * Requires: + * \li 'obj' points to a valid configuration object of a string type. + * + * Returns: + * \li A pointer to a null terminated string. + */ + +isc_boolean_t +cfg_obj_isboolean(const cfg_obj_t *obj); +/*%< + * Return true iff 'obj' is of a boolean type. + */ + +isc_boolean_t +cfg_obj_asboolean(const cfg_obj_t *obj); +/*%< + * Returns the value of a configuration object of a boolean type. + * + * Requires: + * \li 'obj' points to a valid configuration object of a boolean type. + * + * Returns: + * \li A boolean value. + */ + +isc_boolean_t +cfg_obj_issockaddr(const cfg_obj_t *obj); +/*%< + * Return true iff 'obj' is a socket address. + */ + +const isc_sockaddr_t * +cfg_obj_assockaddr(const cfg_obj_t *obj); +/*%< + * Returns the value of a configuration object representing a socket address. + * + * Requires: + * \li 'obj' points to a valid configuration object of a socket address type. + * + * Returns: + * \li A pointer to a sockaddr. The sockaddr must be copied by the caller + * if necessary. + */ + +isc_boolean_t +cfg_obj_isnetprefix(const cfg_obj_t *obj); +/*%< + * Return true iff 'obj' is a network prefix. + */ + +void +cfg_obj_asnetprefix(const cfg_obj_t *obj, isc_netaddr_t *netaddr, + unsigned int *prefixlen); +/*%< + * Gets the value of a configuration object representing a network + * prefix. The network address is returned through 'netaddr' and the + * prefix length in bits through 'prefixlen'. + * + * Requires: + * \li 'obj' points to a valid configuration object of network prefix type. + *\li 'netaddr' and 'prefixlen' are non-NULL. + */ + +isc_boolean_t +cfg_obj_islist(const cfg_obj_t *obj); +/*%< + * Return true iff 'obj' is of list type. + */ + +const cfg_listelt_t * +cfg_list_first(const cfg_obj_t *obj); +/*%< + * Returns the first list element in a configuration object of a list type. + * + * Requires: + * \li 'obj' points to a valid configuration object of a list type or NULL. + * + * Returns: + * \li A pointer to a cfg_listelt_t representing the first list element, + * or NULL if the list is empty or nonexistent. + */ + +const cfg_listelt_t * +cfg_list_next(const cfg_listelt_t *elt); +/*%< + * Returns the next element of a list of configuration objects. + * + * Requires: + * \li 'elt' points to cfg_listelt_t obtained from cfg_list_first() or + * a previous call to cfg_list_next(). + * + * Returns: + * \li A pointer to a cfg_listelt_t representing the next element, + * or NULL if there are no more elements. + */ + +unsigned int +cfg_list_length(const cfg_obj_t *obj, isc_boolean_t recurse); +/*%< + * Returns the length of a list of configure objects. If obj is + * not a list, returns 0. If recurse is true, add in the length of + * all contained lists. + */ + +const cfg_obj_t * +cfg_listelt_value(const cfg_listelt_t *elt); +/*%< + * Returns the configuration object associated with cfg_listelt_t. + * + * Requires: + * \li 'elt' points to cfg_listelt_t obtained from cfg_list_first() or + * cfg_list_next(). + * + * Returns: + * \li A non-NULL pointer to a configuration object. + */ + +void +cfg_print(const cfg_obj_t *obj, + void (*f)(void *closure, const char *text, int textlen), + void *closure); +/*%< + * Print the configuration object 'obj' by repeatedly calling the + * function 'f', passing 'closure' and a region of text starting + * at 'text' and comprising 'textlen' characters. + */ + +void +cfg_print_grammar(const cfg_type_t *type, + void (*f)(void *closure, const char *text, int textlen), + void *closure); +/*%< + * Print a summary of the grammar of the configuration type 'type'. + */ + +isc_boolean_t +cfg_obj_istype(const cfg_obj_t *obj, const cfg_type_t *type); +/*%< + * Return true iff 'obj' is of type 'type'. + */ + +void cfg_obj_destroy(cfg_parser_t *pctx, cfg_obj_t **obj); +/*%< + * Destroy a configuration object. + */ + +void +cfg_obj_log(const cfg_obj_t *obj, isc_log_t *lctx, int level, + const char *fmt, ...) + ISC_FORMAT_PRINTF(4, 5); +/*%< + * Log a message concerning configuration object 'obj' to the logging + * channel of 'pctx', at log level 'level'. The message will be prefixed + * with the file name(s) and line number where 'obj' was defined. + */ + +const char * +cfg_obj_file(const cfg_obj_t *obj); +/*%< + * Return the file that defined this object. + */ + +unsigned int +cfg_obj_line(const cfg_obj_t *obj); +/*%< + * Return the line in file where this object was defined. + */ + + +ISC_LANG_ENDDECLS + +#endif /* ISCCFG_CFG_H */ diff --git a/lib/isccfg/include/isccfg/grammar.h b/lib/isccfg/include/isccfg/grammar.h new file mode 100644 index 0000000..f194d4c --- /dev/null +++ b/lib/isccfg/include/isccfg/grammar.h @@ -0,0 +1,454 @@ +/* + * Copyright (C) 2004-2008 Internet Systems Consortium, Inc. ("ISC") + * Copyright (C) 2002, 2003 Internet Software Consortium. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH + * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, + * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM + * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE + * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +/* $Id: grammar.h,v 1.17 2008/09/25 04:02:39 tbox Exp $ */ + +#ifndef ISCCFG_GRAMMAR_H +#define ISCCFG_GRAMMAR_H 1 + +/*! \file isccfg/grammar.h */ + +#include <isc/lex.h> +#include <isc/netaddr.h> +#include <isc/sockaddr.h> +#include <isc/region.h> +#include <isc/types.h> + +#include <isccfg/cfg.h> + +/* + * Definitions shared between the configuration parser + * and the grammars; not visible to users of the parser. + */ + +/*% Clause may occur multiple times (e.g., "zone") */ +#define CFG_CLAUSEFLAG_MULTI 0x00000001 +/*% Clause is obsolete */ +#define CFG_CLAUSEFLAG_OBSOLETE 0x00000002 +/*% Clause is not implemented, and may never be */ +#define CFG_CLAUSEFLAG_NOTIMP 0x00000004 +/*% Clause is not implemented yet */ +#define CFG_CLAUSEFLAG_NYI 0x00000008 +/*% Default value has changed since earlier release */ +#define CFG_CLAUSEFLAG_NEWDEFAULT 0x00000010 +/*% + * Clause needs to be interpreted during parsing + * by calling a callback function, like the + * "directory" option. + */ +#define CFG_CLAUSEFLAG_CALLBACK 0x00000020 +/*% A option that is only used in testing. */ +#define CFG_CLAUSEFLAG_TESTONLY 0x00000040 + +typedef struct cfg_clausedef cfg_clausedef_t; +typedef struct cfg_tuplefielddef cfg_tuplefielddef_t; +typedef struct cfg_printer cfg_printer_t; +typedef ISC_LIST(cfg_listelt_t) cfg_list_t; +typedef struct cfg_map cfg_map_t; +typedef struct cfg_rep cfg_rep_t; + +/* + * Function types for configuration object methods + */ + +typedef isc_result_t (*cfg_parsefunc_t)(cfg_parser_t *, const cfg_type_t *type, + cfg_obj_t **); +typedef void (*cfg_printfunc_t)(cfg_printer_t *, const cfg_obj_t *); +typedef void (*cfg_docfunc_t)(cfg_printer_t *, const cfg_type_t *); +typedef void (*cfg_freefunc_t)(cfg_parser_t *, cfg_obj_t *); + +/* + * Structure definitions + */ + +/*% + * A configuration printer object. This is an abstract + * interface to a destination to which text can be printed + * by calling the function 'f'. + */ +struct cfg_printer { + void (*f)(void *closure, const char *text, int textlen); + void *closure; + int indent; +}; + +/*% A clause definition. */ +struct cfg_clausedef { + const char *name; + cfg_type_t *type; + unsigned int flags; +}; + +/*% A tuple field definition. */ +struct cfg_tuplefielddef { + const char *name; + cfg_type_t *type; + unsigned int flags; +}; + +/*% A configuration object type definition. */ +struct cfg_type { + const char *name; /*%< For debugging purposes only */ + cfg_parsefunc_t parse; + cfg_printfunc_t print; + cfg_docfunc_t doc; /*%< Print grammar description */ + cfg_rep_t * rep; /*%< Data representation */ + const void * of; /*%< Additional data for meta-types */ +}; + +/*% A keyword-type definition, for things like "port <integer>". */ +typedef struct { + const char *name; + const cfg_type_t *type; +} keyword_type_t; + +struct cfg_map { + cfg_obj_t *id; /*%< Used for 'named maps' like keys, zones, &c */ + const cfg_clausedef_t * const *clausesets; /*%< The clauses that + can occur in this map; + used for printing */ + isc_symtab_t *symtab; +}; + +typedef struct cfg_netprefix cfg_netprefix_t; + +struct cfg_netprefix { + isc_netaddr_t address; /* IP4/IP6 */ + unsigned int prefixlen; +}; + +/*% + * A configuration data representation. + */ +struct cfg_rep { + const char * name; /*%< For debugging only */ + cfg_freefunc_t free; /*%< How to free this kind of data. */ +}; + +/*% + * A configuration object. This is the main building block + * of the configuration parse tree. + */ + +struct cfg_obj { + const cfg_type_t *type; + union { + isc_uint32_t uint32; + isc_uint64_t uint64; + isc_textregion_t string; /*%< null terminated, too */ + isc_boolean_t boolean; + cfg_map_t map; + cfg_list_t list; + cfg_obj_t ** tuple; + isc_sockaddr_t sockaddr; + cfg_netprefix_t netprefix; + } value; + const char * file; + unsigned int line; +}; + + +/*% A list element. */ +struct cfg_listelt { + cfg_obj_t *obj; + ISC_LINK(cfg_listelt_t) link; +}; + +/*% The parser object. */ +struct cfg_parser { + isc_mem_t * mctx; + isc_log_t * lctx; + isc_lex_t * lexer; + unsigned int errors; + unsigned int warnings; + isc_token_t token; + + /*% We are at the end of all input. */ + isc_boolean_t seen_eof; + + /*% The current token has been pushed back. */ + isc_boolean_t ungotten; + + /*% + * The stack of currently active files, represented + * as a configuration list of configuration strings. + * The head is the top-level file, subsequent elements + * (if any) are the nested include files, and the + * last element is the file currently being parsed. + */ + cfg_obj_t * open_files; + + /*% + * Names of files that we have parsed and closed + * and were previously on the open_file list. + * We keep these objects around after closing + * the files because the file names may still be + * referenced from other configuration objects + * for use in reporting semantic errors after + * parsing is complete. + */ + cfg_obj_t * closed_files; + + /*% + * Current line number. We maintain our own + * copy of this so that it is available even + * when a file has just been closed. + */ + unsigned int line; + + cfg_parsecallback_t callback; + void *callbackarg; +}; + + +/*@{*/ +/*% + * Flags defining whether to accept certain types of network addresses. + */ +#define CFG_ADDR_V4OK 0x00000001 +#define CFG_ADDR_V4PREFIXOK 0x00000002 +#define CFG_ADDR_V6OK 0x00000004 +#define CFG_ADDR_WILDOK 0x00000008 +#define CFG_ADDR_MASK (CFG_ADDR_V6OK|CFG_ADDR_V4OK) +/*@}*/ + +/*@{*/ +/*% + * Predefined data representation types. + */ +LIBISCCFG_EXTERNAL_DATA extern cfg_rep_t cfg_rep_uint32; +LIBISCCFG_EXTERNAL_DATA extern cfg_rep_t cfg_rep_uint64; +LIBISCCFG_EXTERNAL_DATA extern cfg_rep_t cfg_rep_string; +LIBISCCFG_EXTERNAL_DATA extern cfg_rep_t cfg_rep_boolean; +LIBISCCFG_EXTERNAL_DATA extern cfg_rep_t cfg_rep_map; +LIBISCCFG_EXTERNAL_DATA extern cfg_rep_t cfg_rep_list; +LIBISCCFG_EXTERNAL_DATA extern cfg_rep_t cfg_rep_tuple; +LIBISCCFG_EXTERNAL_DATA extern cfg_rep_t cfg_rep_sockaddr; +LIBISCCFG_EXTERNAL_DATA extern cfg_rep_t cfg_rep_netprefix; +LIBISCCFG_EXTERNAL_DATA extern cfg_rep_t cfg_rep_void; +/*@}*/ + +/*@{*/ +/*% + * Predefined configuration object types. + */ +LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_boolean; +LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_uint32; +LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_uint64; +LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_qstring; +LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_astring; +LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_ustring; +LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_sockaddr; +LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_netaddr; +LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_netaddr4; +LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_netaddr4wild; +LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_netaddr6; +LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_netaddr6wild; +LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_netprefix; +LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_void; +LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_token; +LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_unsupported; +/*@}*/ + +isc_result_t +cfg_gettoken(cfg_parser_t *pctx, int options); + +isc_result_t +cfg_peektoken(cfg_parser_t *pctx, int options); + +void +cfg_ungettoken(cfg_parser_t *pctx); + +#define CFG_LEXOPT_QSTRING (ISC_LEXOPT_QSTRING | ISC_LEXOPT_QSTRINGMULTILINE) + +isc_result_t +cfg_create_obj(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **objp); + +void +cfg_print_rawuint(cfg_printer_t *pctx, unsigned int u); + +isc_result_t +cfg_parse_uint32(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret); + +void +cfg_print_uint32(cfg_printer_t *pctx, const cfg_obj_t *obj); + +void +cfg_print_uint64(cfg_printer_t *pctx, const cfg_obj_t *obj); + +isc_result_t +cfg_parse_qstring(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret); + +void +cfg_print_ustring(cfg_printer_t *pctx, const cfg_obj_t *obj); + +isc_result_t +cfg_parse_astring(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret); + +isc_result_t +cfg_parse_rawaddr(cfg_parser_t *pctx, unsigned int flags, isc_netaddr_t *na); + +void +cfg_print_rawaddr(cfg_printer_t *pctx, const isc_netaddr_t *na); + +isc_boolean_t +cfg_lookingat_netaddr(cfg_parser_t *pctx, unsigned int flags); + +isc_result_t +cfg_parse_rawport(cfg_parser_t *pctx, unsigned int flags, in_port_t *port); + +isc_result_t +cfg_parse_sockaddr(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret); + +void +cfg_print_sockaddr(cfg_printer_t *pctx, const cfg_obj_t *obj); + +void +cfg_doc_sockaddr(cfg_printer_t *pctx, const cfg_type_t *type); + +isc_result_t +cfg_parse_netprefix(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret); + +isc_result_t +cfg_parse_special(cfg_parser_t *pctx, int special); +/*%< Parse a required special character 'special'. */ + +isc_result_t +cfg_create_tuple(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **objp); + +isc_result_t +cfg_parse_tuple(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret); + +void +cfg_print_tuple(cfg_printer_t *pctx, const cfg_obj_t *obj); + +void +cfg_doc_tuple(cfg_printer_t *pctx, const cfg_type_t *type); + +isc_result_t +cfg_create_list(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **objp); + +isc_result_t +cfg_parse_listelt(cfg_parser_t *pctx, const cfg_type_t *elttype, + cfg_listelt_t **ret); + +isc_result_t +cfg_parse_bracketed_list(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret); + +void +cfg_print_bracketed_list(cfg_printer_t *pctx, const cfg_obj_t *obj); + +void +cfg_doc_bracketed_list(cfg_printer_t *pctx, const cfg_type_t *type); + +isc_result_t +cfg_parse_spacelist(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret); + +void +cfg_print_spacelist(cfg_printer_t *pctx, const cfg_obj_t *obj); + +isc_result_t +cfg_parse_enum(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret); + +void +cfg_doc_enum(cfg_printer_t *pctx, const cfg_type_t *type); + +void +cfg_print_chars(cfg_printer_t *pctx, const char *text, int len); +/*%< Print 'len' characters at 'text' */ + +void +cfg_print_cstr(cfg_printer_t *pctx, const char *s); +/*%< Print the null-terminated string 's' */ + +isc_result_t +cfg_parse_map(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret); + +isc_result_t +cfg_parse_named_map(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret); + +isc_result_t +cfg_parse_addressed_map(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret); + +isc_result_t +cfg_parse_netprefix_map(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t ** +ret); + +void +cfg_print_map(cfg_printer_t *pctx, const cfg_obj_t *obj); + +void +cfg_doc_map(cfg_printer_t *pctx, const cfg_type_t *type); + +isc_result_t +cfg_parse_mapbody(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret); + +void +cfg_print_mapbody(cfg_printer_t *pctx, const cfg_obj_t *obj); + +void +cfg_doc_mapbody(cfg_printer_t *pctx, const cfg_type_t *type); + +isc_result_t +cfg_parse_void(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret); + +void +cfg_print_void(cfg_printer_t *pctx, const cfg_obj_t *obj); + +void +cfg_doc_void(cfg_printer_t *pctx, const cfg_type_t *type); + +isc_result_t +cfg_parse_obj(cfg_parser_t *pctx, const cfg_type_t *type, cfg_obj_t **ret); + +void +cfg_print_obj(cfg_printer_t *pctx, const cfg_obj_t *obj); + +void +cfg_doc_obj(cfg_printer_t *pctx, const cfg_type_t *type); +/*%< + * Print a description of the grammar of an arbitrary configuration + * type 'type' + */ + +void +cfg_doc_terminal(cfg_printer_t *pctx, const cfg_type_t *type); +/*%< + * Document the type 'type' as a terminal by printing its + * name in angle brackets, e.g., <uint32>. + */ + +void +cfg_parser_error(cfg_parser_t *pctx, unsigned int flags, + const char *fmt, ...) ISC_FORMAT_PRINTF(3, 4); +/*! + * Pass one of these flags to cfg_parser_error() to include the + * token text in log message. + */ +#define CFG_LOG_NEAR 0x00000001 /*%< Say "near <token>" */ +#define CFG_LOG_BEFORE 0x00000002 /*%< Say "before <token>" */ +#define CFG_LOG_NOPREP 0x00000004 /*%< Say just "<token>" */ + +void +cfg_parser_warning(cfg_parser_t *pctx, unsigned int flags, + const char *fmt, ...) ISC_FORMAT_PRINTF(3, 4); + +isc_boolean_t +cfg_is_enum(const char *s, const char *const *enums); +/*%< Return true iff the string 's' is one of the strings in 'enums' */ + +#endif /* ISCCFG_GRAMMAR_H */ diff --git a/lib/isccfg/include/isccfg/log.h b/lib/isccfg/include/isccfg/log.h new file mode 100644 index 0000000..c5c2c17 --- /dev/null +++ b/lib/isccfg/include/isccfg/log.h @@ -0,0 +1,55 @@ +/* + * Copyright (C) 2004-2007 Internet Systems Consortium, Inc. ("ISC") + * Copyright (C) 2001 Internet Software Consortium. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH + * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, + * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM + * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE + * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +/* $Id: log.h,v 1.12 2007/06/19 23:47:22 tbox Exp $ */ + +#ifndef ISCCFG_LOG_H +#define ISCCFG_LOG_H 1 + +/*! \file isccfg/log.h */ + +#include <isc/lang.h> +#include <isc/log.h> + +LIBISCCFG_EXTERNAL_DATA extern isc_logcategory_t cfg_categories[]; +LIBISCCFG_EXTERNAL_DATA extern isc_logmodule_t cfg_modules[]; + +#define CFG_LOGCATEGORY_CONFIG (&cfg_categories[0]) + +#define CFG_LOGMODULE_PARSER (&cfg_modules[0]) + +ISC_LANG_BEGINDECLS + +void +cfg_log_init(isc_log_t *lctx); +/*%< + * Make the libisccfg categories and modules available for use with the + * ISC logging library. + * + * Requires: + *\li lctx is a valid logging context. + * + *\li cfg_log_init() is called only once. + * + * Ensures: + * \li The catgories and modules defined above are available for + * use by isc_log_usechannnel() and isc_log_write(). + */ + +ISC_LANG_ENDDECLS + +#endif /* ISCCFG_LOG_H */ diff --git a/lib/isccfg/include/isccfg/namedconf.h b/lib/isccfg/include/isccfg/namedconf.h new file mode 100644 index 0000000..9689a2a --- /dev/null +++ b/lib/isccfg/include/isccfg/namedconf.h @@ -0,0 +1,45 @@ +/* + * Copyright (C) 2004-2007 Internet Systems Consortium, Inc. ("ISC") + * Copyright (C) 2002 Internet Software Consortium. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH + * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, + * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM + * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE + * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +/* $Id: namedconf.h,v 1.9 2007/06/19 23:47:22 tbox Exp $ */ + +#ifndef ISCCFG_NAMEDCONF_H +#define ISCCFG_NAMEDCONF_H 1 + +/*! \file isccfg/namedconf.h + * \brief + * This module defines the named.conf, rndc.conf, and rndc.key grammars. + */ + +#include <isccfg/cfg.h> + +/* + * Configuration object types. + */ +LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_namedconf; +/*%< A complete named.conf file. */ + +LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_rndcconf; +/*%< A complete rndc.conf file. */ + +LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_rndckey; +/*%< A complete rndc.key file. */ + +LIBISCCFG_EXTERNAL_DATA extern cfg_type_t cfg_type_keyref; +/*%< A key reference, used as an ACL element */ + +#endif /* ISCCFG_CFG_H */ diff --git a/lib/isccfg/include/isccfg/version.h b/lib/isccfg/include/isccfg/version.h new file mode 100644 index 0000000..8aed111 --- /dev/null +++ b/lib/isccfg/include/isccfg/version.h @@ -0,0 +1,28 @@ +/* + * Copyright (C) 2004-2007 Internet Systems Consortium, Inc. ("ISC") + * Copyright (C) 2001 Internet Software Consortium. + * + * Permission to use, copy, modify, and/or distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH + * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, + * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM + * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE + * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR + * PERFORMANCE OF THIS SOFTWARE. + */ + +/* $Id: version.h,v 1.9 2007/06/19 23:47:22 tbox Exp $ */ + +/*! \file isccfg/version.h */ + +#include <isc/platform.h> + +LIBISCCFG_EXTERNAL_DATA extern const char cfg_version[]; + +LIBISCCFG_EXTERNAL_DATA extern const unsigned int cfg_libinterface; +LIBISCCFG_EXTERNAL_DATA extern const unsigned int cfg_librevision; +LIBISCCFG_EXTERNAL_DATA extern const unsigned int cfg_libage; |