forked from osmocom/wireshark
![Guy Harris](/assets/img/avatar_default.png)
That way, if we #define anything for large file support, that's done before we include any system header files that either depend on that definition or that define it themselves if it's not already defined. Change-Id: I9b07344151103be337899dead44d6960715d6813 Reviewed-on: https://code.wireshark.org/review/19035 Petri-Dish: Guy Harris <guy@alum.mit.edu> Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org> Reviewed-by: Guy Harris <guy@alum.mit.edu>
871 lines
22 KiB
Text
871 lines
22 KiB
Text
%top {
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/* Include this before everything else, for various large-file definitions */
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#include "config.h"
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}
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/*
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* We want a reentrant scanner.
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*/
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%option reentrant
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/*
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* We don't use input, so don't generate code for it.
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*/
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%option noinput
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/*
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* We don't use unput, so don't generate code for it.
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*/
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%option nounput
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/*
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* We don't read interactively from the terminal.
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*/
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%option never-interactive
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/*
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* We want to stop processing when we get to the end of the input.
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*/
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%option noyywrap
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/*
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* The type for the state we keep for a scanner.
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*/
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%option extra-type="WimaxasncpDict_scanner_state_t *"
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/*
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* We have to override the memory allocators so that we don't get
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* "unused argument" warnings from the yyscanner argument (which
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* we don't use, as we have a global memory allocator).
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*
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* We provide, as macros, our own versions of the routines generated by Flex,
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* which just call malloc()/realloc()/free() (as the Flex versions do),
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* discarding the extra argument.
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*/
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%option noyyalloc
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%option noyyrealloc
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%option noyyfree
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/*
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* The language we're scanning is case-insensitive.
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*/
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%option caseless
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/*
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* We use start condition stacks.
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*/
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%option stack
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/*
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* Prefix scanner routines with "WimaxasncpDict_" rather than "yy", so this
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* scanner can coexist with other scanners.
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*/
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%option prefix="WimaxasncpDict_"
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%option outfile="wimaxasncp_dict.c"
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%{
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/*
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** wimaxasncp_dict.h
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** WIMAXASNCP Dictionary Import Routines
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**
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** (c) 2007, Luis E. Garcia Ontanon <luis@ontanon.org>
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** (c) 2007, Stephen Croll <stephen.d.croll@gmail.com>
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**
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** This library is free software; you can redistribute it and/or
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** modify it under the terms of the GNU Library General Public
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** License as published by the Free Software Foundation; either
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** version 2 of the License, or (at your option) any later version.
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**
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** This library 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 GNU
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** Library General Public License for more details.
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**
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** You should have received a copy of the GNU Library General Public
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** License along with this library; if not, write to the Free Software
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** Foundation, Inc., 51 Franklin Street, Fifth Floor,
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** Boston, MA 02110-1301, USA.
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*/
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#include <glib.h>
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include <epan/value_string.h>
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#include <epan/packet.h> /* array_length */
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#include <wsutil/file_util.h>
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#include "wimaxasncp_dict.h"
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typedef struct entity_t {
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gchar *name;
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gchar *file;
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struct entity_t *next;
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} entity_t;
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#define ATTR_UINT(cont) do { D(("attr_uint " #cont "\t" )); yyextra->attr_uint = &(cont); yy_push_state(GET_UINT_ATTR, yyscanner); } while(0)
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#define ATTR_UINT16(cont) do { D(("attr_uint16 " #cont "\t" )); yyextra->attr_uint16 = &(cont); yy_push_state(GET_UINT16_ATTR, yyscanner); } while(0)
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#define ATTR_STR(cont) do { D(("attr_str " #cont "\t" )); yyextra->attr_str = &(cont); yy_push_state(GET_ATTR, yyscanner); } while(0)
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#define ATTR_DECODER(cont) do { D(("attr_decoder " #cont "\t" )); yyextra->attr_uint = &(cont); yy_push_state(GET_DECODER_ATTR, yyscanner); } while(0)
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#define WIMAXASNCP_IGNORE() do { D(("ignore: %s\t",yytext)); yy_push_state(IGNORE_ATTR, yyscanner); } while(0)
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#define D(args) wimaxasncp_dict_debug args
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#define MAX_INCLUDE_DEPTH 10
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#define YY_INPUT(buf,result,max_size) { result = yyextra->current_yyinput(buf,max_size,yyscanner); }
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#define YY_USER_INIT { \
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WimaxasncpDict_scanner_state_t *scanner_state = WimaxasncpDict_get_extra(yyscanner); \
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BEGIN(scanner_state->start_state); \
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}
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#define ECHO
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#define APPEND(txt,len) append_to_buffer(txt,(int)len,yyextra)
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typedef struct {
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GString *dict_error;
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const gchar *sys_dir;
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gchar *strbuf;
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guint size_strbuf;
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guint len_strbuf;
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gchar *write_ptr;
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gchar *read_ptr;
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wimaxasncp_dict_t *dict;
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wimaxasncp_dict_tlv_t *tlv;
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wimaxasncp_dict_enum_t *enumitem;
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wimaxasncp_dict_xmlpi_t *xmlpi;
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wimaxasncp_dict_tlv_t *last_tlv;
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wimaxasncp_dict_enum_t *last_enumitem;
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wimaxasncp_dict_xmlpi_t *last_xmlpi;
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entity_t *ents;
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YY_BUFFER_STATE include_stack[MAX_INCLUDE_DEPTH];
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int include_stack_ptr;
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size_t (*current_yyinput)(gchar*,size_t,yyscan_t);
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gchar **attr_str;
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guint *attr_uint;
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gint16 *attr_uint16;
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int start_state;
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} WimaxasncpDict_scanner_state_t;
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static guint wimaxasncp_bits(guint bits, char *n);
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static gint wimaxasncp_decode_type(const gchar *name);
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static void wimaxasncp_dict_debug(const gchar *fmt, ...) G_GNUC_PRINTF(1, 2);
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static void append_to_buffer(const gchar *txt, int len, WimaxasncpDict_scanner_state_t *state);
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static FILE *wimaxasncp_dict_open(const gchar*, const gchar*);
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/*
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* Sleazy hack to suppress compiler warnings in yy_fatal_error().
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*/
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#define YY_EXIT_FAILURE ((void)yyscanner, 2)
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/*
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* Macros for the allocators, to discard the extra argument.
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*/
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#define WimaxasncpDict_alloc(size, yyscanner) (void *)malloc(size)
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#define WimaxasncpDict_realloc(ptr, size, yyscanner) (void *)realloc((char *)(ptr), (size))
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#define WimaxasncpDict_free(ptr, yyscanner) free((char *)ptr)
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%}
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xmlpi_start [[:blank:] \r\n]*<\?[[:blank:] \r\n]*
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xmlpi_end [[:blank:] \r\n]*\?>[[:blank:] \r\n]*
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xmlpi_key_attr [[:blank:] \r\n]*key[[:blank:] \r\n]*=[[:blank:] \r\n]*\042
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xmlpi_value_attr [[:blank:] \r\n]*value[[:blank:] \r\n]*=[[:blank:] \r\n]*\042
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comment_start [[:blank:] \r\n]*<!--[[:blank:] \r\n]*
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comment_end [[:blank:] \r\n]*-->[[:blank:] \r\n]*
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open_tag [[:blank:] \r\n]*<[[:blank:] \r\n]*
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end_tag [[:blank:] \r\n]*\/>[[:blank:] \r\n]*
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close_tag [[:blank:] \r\n]*>[[:blank:] \r\n]*
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open_closetag [[:blank:] \r\n]*<\/[[:blank:] \r\n]*
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equals [[:blank:] \r\n]*=[[:blank:] \r\n]*
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whitespace [[:blank:] \r\n]*
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dquoted \042[^\042]*\042
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doctype [[:blank:] \r\n]*<!DOCTYPE[^\[]*\[[[:blank:] \r\n]*
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doctype_end [[:blank:] \r\n]*\][[:blank:] \r\n]*>[[:blank:] \r\n]*
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start_entity [[:blank:] \r\n]*<\!ENTITY[[:blank:] \r\n]*
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system [[:blank:] \r\n]*SYSTEM[[:blank:] \r\n]*\042
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entityname [a-z0-9-]+
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ndquot [^\042]+
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end_entity \042[[:blank:] \r\n]*>[[:blank:] \r\n]*
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entity \&[a-z0-9-]+;
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any .
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stop >
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stop_end \/>
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dquot \042
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number [-]?[0-9]*|(0x)?[0-9a-fA-F]*
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dictionary_start <dictionary>
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dictionary_end <\/dictionary>
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tlv_start <tlv
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tlv_end <\/tlv>
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type_start <type
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enum_start <enum
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ignored_attr [a-z0-9-]+=
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ignored_quoted \042[^\042]*\042
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name_attr name=\042
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type_attr type=\042
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code_attr code=\042
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typename_attr type-name=\042
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description_attr description=\042
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decoder_attr decoder=\042
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since_attr since=\042
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%S LOADING LOADING_COMMENT LOADING_XMLPI ENTITY GET_SYSTEM GET_FILE END_ENTITY
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%S GET_ATTR GET_UINT_ATTR GET_UINT16_ATTR
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%S BIT32 BIT16 BIT8 GET_DECODER_ATTR END_ATTR
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%S OUTSIDE IN_DICT IN_APPL IN_TLV IGNORE_ATTR
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%S ENUM_ATTRS TLV_ATTRS
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%S XMLPI_ATTRS XMLPI_GETKEY XMLPI_GETVAL XMLPI_ENDATTR
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%%
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<LOADING>{doctype} ;
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<LOADING>{doctype_end} ;
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<LOADING>{comment_start} BEGIN LOADING_COMMENT;
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<LOADING_COMMENT>. ;
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<LOADING_COMMENT>{comment_end} BEGIN LOADING;
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<LOADING>{xmlpi_start} BEGIN LOADING_XMLPI;
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<LOADING_XMLPI>{whitespace} ;
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<LOADING_XMLPI>{entityname} {
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yyextra->xmlpi = g_new(wimaxasncp_dict_xmlpi_t,1);
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yyextra->xmlpi->name = g_strdup(yytext);
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yyextra->xmlpi->key = NULL;
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yyextra->xmlpi->value = NULL;
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yyextra->xmlpi->next = NULL;
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if (!yyextra->dict->xmlpis) yyextra->last_xmlpi = yyextra->dict->xmlpis = yyextra->xmlpi;
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else yyextra->last_xmlpi = yyextra->last_xmlpi->next = yyextra->xmlpi;
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BEGIN XMLPI_ATTRS;
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}
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<XMLPI_ATTRS>{xmlpi_key_attr} BEGIN XMLPI_GETKEY;
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<XMLPI_GETKEY>{ndquot} { yyextra->xmlpi->key = g_strdup(yytext); BEGIN XMLPI_ATTRS; }
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<XMLPI_ATTRS>{xmlpi_value_attr} BEGIN XMLPI_GETVAL;
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<XMLPI_GETVAL>{ndquot} { yyextra->xmlpi->value = g_strdup(yytext); BEGIN XMLPI_ATTRS; }
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<XMLPI_ATTRS>.
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<XMLPI_ATTRS>{xmlpi_end} BEGIN LOADING;
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<LOADING>{start_entity} BEGIN ENTITY;
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<ENTITY>{entityname} {
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entity_t *e = g_new(entity_t,1);
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D(("ENTITY: %s\n",yytext));
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e->name = g_strdup(yytext);
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e->next = yyextra->ents;
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yyextra->ents = e;
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BEGIN GET_SYSTEM;
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};
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<GET_SYSTEM>{system} BEGIN GET_FILE;
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<GET_FILE>{ndquot} {
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D(("GET_FILE: %s\n",yytext));
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yyextra->ents->file = g_strdup(yytext);
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BEGIN END_ENTITY;
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}
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<END_ENTITY>{end_entity} BEGIN LOADING;
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<LOADING>{open_tag} APPEND("<",1);
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<LOADING>{close_tag} APPEND(">",1);
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<LOADING>{end_tag} APPEND("/>",2);
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<LOADING>{open_closetag} APPEND("</",2);
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<LOADING>{whitespace} APPEND(" ",1);
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<LOADING>{dquoted} APPEND(yytext,yyleng);
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<LOADING>{equals} APPEND("=",1);
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<LOADING>{any} APPEND(yytext,yyleng);
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<LOADING,IN_DICT>{entity} {
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gchar *p = ++yytext, *temp_str;
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entity_t* e;
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while(*p != ';') p++;
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*p = '\0';
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D(("looking for entity: %s\n",yytext));
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if ( yyextra->include_stack_ptr >= MAX_INCLUDE_DEPTH ) {
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yyextra->dict_error = g_string_append(
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yyextra->dict_error, "included files nested too deeply\n");
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yyterminate();
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}
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yyextra->include_stack[yyextra->include_stack_ptr++] = YY_CURRENT_BUFFER;
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for (e = yyextra->ents; e; e = e->next) {
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if (strcmp(e->name,yytext) == 0) {
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yyin = wimaxasncp_dict_open(yyextra->sys_dir,e->file);
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D(("entity: %s filename: %s yyin: %p\n",e->name,e->file,(void*)yyin));
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if (!yyin) {
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yyterminate();
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} else {
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WimaxasncpDict__switch_to_buffer(WimaxasncpDict__create_buffer(yyin, YY_BUF_SIZE, yyscanner), yyscanner);
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}
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break;
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}
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}
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if (!e) {
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temp_str = g_strdup_printf(
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"cannot find entity: '%s'\n", yytext);
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yyextra->dict_error = g_string_append(yyextra->dict_error, temp_str);
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g_free(temp_str);
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yyterminate();
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}
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}
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<<EOF>> {
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if (!yyin) yyterminate();
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fclose(yyin);
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D(("closing: %p %i\n",(void*)yyin,yyextra->include_stack_ptr));
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if ( --yyextra->include_stack_ptr < 0 ) {
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D(("DONE READING\n"));
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yyin = NULL;
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yyterminate();
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} else {
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WimaxasncpDict__delete_buffer(YY_CURRENT_BUFFER, yyscanner);
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WimaxasncpDict__switch_to_buffer(yyextra->include_stack[yyextra->include_stack_ptr], yyscanner);
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BEGIN LOADING;
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}
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}
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<GET_ATTR>{ndquot} {
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*yyextra->attr_str = g_strdup(yytext);
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D(("%s\n",yytext));
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yyextra->attr_str = NULL;
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BEGIN END_ATTR;
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}
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<GET_UINT_ATTR>{number} {
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*yyextra->attr_uint = (guint)strtoul(yytext,NULL,0);
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D(("%s\n",yytext););
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yyextra->attr_uint = NULL;
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BEGIN END_ATTR;
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}
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<GET_UINT16_ATTR>{number} {
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*yyextra->attr_uint16 = (gint16) strtol(yytext,NULL,0);
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D(("%s\n",yytext););
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yyextra->attr_uint16 = NULL;
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BEGIN END_ATTR;
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}
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<GET_UINT_ATTR>"WIMAXASNCP_BIT32"[ \t]*"(" { BEGIN BIT32; }
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<BIT32>[0-9]+ {
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*yyextra->attr_uint = wimaxasncp_bits(32, yytext);
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D(("WIMAXASNCP_BIT32(%s)\n",yytext););
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yyextra->attr_uint = NULL;
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}
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<GET_UINT_ATTR>"WIMAXASNCP_BIT16"[ \t]*"(" { BEGIN BIT16; }
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<BIT16>[0-9]+ {
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*yyextra->attr_uint = wimaxasncp_bits(16, yytext);
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D(("WIMAXASNCP_BIT16(%s)\n",yytext););
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yyextra->attr_uint = NULL;
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}
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<GET_UINT_ATTR>"WIMAXASNCP_BIT8"[ \t]*"(" { BEGIN BIT8; }
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<BIT8>[0-9]+ {
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*yyextra->attr_uint = wimaxasncp_bits(8, yytext);
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D(("WIMAXASNCP_BIT8(%s)\n",yytext););
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yyextra->attr_uint = NULL;
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}
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<BIT32,BIT16,BIT8>[ \t]*")" { BEGIN END_ATTR; }
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<GET_DECODER_ATTR>{ndquot} {
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*yyextra->attr_uint = wimaxasncp_decode_type(yytext);
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D(("%s\n",yytext));
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yyextra->attr_uint = NULL;
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BEGIN END_ATTR;
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}
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<END_ATTR>{dquot} { yy_pop_state(yyscanner); }
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<IGNORE_ATTR>. {
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/* XXX: should go?*/
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D(("{%s}",yytext));
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}
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<IGNORE_ATTR>{ignored_quoted} {
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D(("=>%s<=\n",yytext));
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yy_pop_state(yyscanner);
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}
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<OUTSIDE>{dictionary_start} {
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D(("dictionary_start\n"));
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BEGIN IN_DICT;
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}
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<IN_DICT>{tlv_start} {
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D(("tlv_start\n"));
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yyextra->tlv = g_new(wimaxasncp_dict_tlv_t,1);
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yyextra->tlv->type = 0;
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yyextra->tlv->name = NULL;
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yyextra->tlv->description = NULL;
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yyextra->tlv->decoder = 0;
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yyextra->tlv->since = 0;
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yyextra->tlv->hf_root = -1;
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yyextra->tlv->hf_value = -1;
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yyextra->tlv->hf_ipv4 = -1;
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yyextra->tlv->hf_ipv6 = -1;
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yyextra->tlv->hf_bsid = -1;
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yyextra->tlv->hf_protocol = -1;
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yyextra->tlv->hf_port_low = -1;
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yyextra->tlv->hf_port_high = -1;
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yyextra->tlv->hf_ipv4_mask = -1;
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yyextra->tlv->hf_ipv6_mask = -1;
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yyextra->tlv->hf_vendor_id = -1;
|
|
yyextra->tlv->hf_vendor_rest_of_info = -1;
|
|
yyextra->tlv->enum_vs = NULL;
|
|
yyextra->tlv->enums = NULL;
|
|
yyextra->tlv->next = NULL;
|
|
|
|
if (! yyextra->dict->tlvs )
|
|
yyextra->last_tlv = yyextra->dict->tlvs = yyextra->tlv;
|
|
else
|
|
yyextra->last_tlv = yyextra->last_tlv->next = yyextra->tlv;
|
|
|
|
BEGIN TLV_ATTRS;
|
|
}
|
|
|
|
<TLV_ATTRS>{name_attr} { ATTR_STR(yyextra->tlv->name); }
|
|
<TLV_ATTRS>{description_attr} { ATTR_STR(yyextra->tlv->description); }
|
|
<TLV_ATTRS>{type_attr} { ATTR_UINT16(yyextra->tlv->type); }
|
|
<TLV_ATTRS>{decoder_attr} { ATTR_DECODER(yyextra->tlv->decoder); }
|
|
<TLV_ATTRS>{since_attr} { ATTR_UINT(yyextra->tlv->since); }
|
|
<TLV_ATTRS>{stop} { BEGIN IN_TLV; }
|
|
<TLV_ATTRS>{stop_end} { BEGIN IN_DICT; }
|
|
|
|
|
|
<IN_TLV>{enum_start} {
|
|
D(("enum_start\n"));
|
|
|
|
yyextra->enumitem = g_new(wimaxasncp_dict_enum_t,1);
|
|
yyextra->enumitem->name = NULL;
|
|
yyextra->enumitem->code = 0;
|
|
yyextra->enumitem->next = NULL;
|
|
|
|
if (!yyextra->tlv->enums)
|
|
yyextra->last_enumitem = yyextra->tlv->enums = yyextra->enumitem;
|
|
else
|
|
yyextra->last_enumitem = yyextra->last_enumitem->next = yyextra->enumitem;
|
|
|
|
BEGIN ENUM_ATTRS;
|
|
}
|
|
|
|
|
|
<ENUM_ATTRS>{name_attr} { ATTR_STR(yyextra->enumitem->name); }
|
|
<ENUM_ATTRS>{code_attr} { ATTR_UINT(yyextra->enumitem->code); }
|
|
|
|
<ENUM_ATTRS>{stop} { BEGIN IN_TLV; }
|
|
<ENUM_ATTRS>{stop_end} { BEGIN IN_TLV; }
|
|
|
|
<IN_TLV>{tlv_end} { D(("tlv_end")); BEGIN IN_DICT; }
|
|
|
|
<IN_DICT>{dictionary_end} {
|
|
yyterminate();
|
|
}
|
|
|
|
<TLV_ATTRS,ENUM_ATTRS>{ignored_attr} WIMAXASNCP_IGNORE();
|
|
|
|
<OUTSIDE>. ;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
%%
|
|
|
|
static int debugging = 0;
|
|
|
|
static void wimaxasncp_dict_debug(const gchar *fmt, ...) {
|
|
va_list ap;
|
|
|
|
va_start(ap, fmt);
|
|
if (debugging) vfprintf(stderr, fmt, ap);
|
|
va_end(ap);
|
|
|
|
fflush(stderr);
|
|
}
|
|
|
|
static guint wimaxasncp_bits(guint bits, char *n)
|
|
{
|
|
return 1u << ((bits - 1) - (strtoul(n, NULL, 10)));
|
|
}
|
|
|
|
static const value_string wimaxasncp_decode_type_vals[] =
|
|
{
|
|
{ WIMAXASNCP_TLV_TBD, "WIMAXASNCP_TLV_TBD"},
|
|
{ WIMAXASNCP_TLV_COMPOUND, "WIMAXASNCP_TLV_COMPOUND"},
|
|
{ WIMAXASNCP_TLV_BYTES, "WIMAXASNCP_TLV_BYTES"},
|
|
{ WIMAXASNCP_TLV_ENUM8, "WIMAXASNCP_TLV_ENUM8"},
|
|
{ WIMAXASNCP_TLV_ENUM16, "WIMAXASNCP_TLV_ENUM16"},
|
|
{ WIMAXASNCP_TLV_ENUM32, "WIMAXASNCP_TLV_ENUM32"},
|
|
{ WIMAXASNCP_TLV_ETHER, "WIMAXASNCP_TLV_ETHER"},
|
|
{ WIMAXASNCP_TLV_ASCII_STRING, "WIMAXASNCP_TLV_ASCII_STRING"},
|
|
{ WIMAXASNCP_TLV_FLAG0, "WIMAXASNCP_TLV_FLAG0"},
|
|
{ WIMAXASNCP_TLV_BITFLAGS8, "WIMAXASNCP_TLV_BITFLAGS8"},
|
|
{ WIMAXASNCP_TLV_BITFLAGS16, "WIMAXASNCP_TLV_BITFLAGS16"},
|
|
{ WIMAXASNCP_TLV_BITFLAGS32, "WIMAXASNCP_TLV_BITFLAGS32"},
|
|
{ WIMAXASNCP_TLV_ID, "WIMAXASNCP_TLV_ID"},
|
|
{ WIMAXASNCP_TLV_HEX8, "WIMAXASNCP_TLV_HEX8"},
|
|
{ WIMAXASNCP_TLV_HEX16, "WIMAXASNCP_TLV_HEX16"},
|
|
{ WIMAXASNCP_TLV_HEX32, "WIMAXASNCP_TLV_HEX32"},
|
|
{ WIMAXASNCP_TLV_DEC8, "WIMAXASNCP_TLV_DEC8"},
|
|
{ WIMAXASNCP_TLV_DEC16, "WIMAXASNCP_TLV_DEC16"},
|
|
{ WIMAXASNCP_TLV_DEC32, "WIMAXASNCP_TLV_DEC32"},
|
|
{ WIMAXASNCP_TLV_IP_ADDRESS, "WIMAXASNCP_TLV_IP_ADDRESS"},
|
|
{ WIMAXASNCP_TLV_IPV4_ADDRESS, "WIMAXASNCP_TLV_IPV4_ADDRESS"},
|
|
{ WIMAXASNCP_TLV_PROTOCOL_LIST, "WIMAXASNCP_TLV_PROTOCOL_LIST"},
|
|
{ WIMAXASNCP_TLV_PORT_RANGE_LIST, "WIMAXASNCP_TLV_PORT_RANGE_LIST"},
|
|
{ WIMAXASNCP_TLV_IP_ADDRESS_MASK_LIST,"WIMAXASNCP_TLV_IP_ADDRESS_MASK_LIST"},
|
|
{ WIMAXASNCP_TLV_EAP, "WIMAXASNCP_TLV_EAP"},
|
|
{ WIMAXASNCP_TLV_VENDOR_SPECIFIC, "WIMAXASNCP_TLV_VENDOR_SPECIFIC"},
|
|
{ 0, NULL}
|
|
};
|
|
|
|
static gint wimaxasncp_decode_type(const gchar *name)
|
|
{
|
|
gsize i;
|
|
for (i = 0; i < array_length(wimaxasncp_decode_type_vals) - 1; ++i)
|
|
{
|
|
if (strcmp(name, wimaxasncp_decode_type_vals[i].strptr) == 0)
|
|
{
|
|
return wimaxasncp_decode_type_vals[i].value;
|
|
}
|
|
}
|
|
|
|
/* not found, emit some sort of error here? */
|
|
|
|
return WIMAXASNCP_TLV_TBD;
|
|
}
|
|
|
|
extern void wimaxasncp_dict_unused(yyscan_t yyscanner);
|
|
void wimaxasncp_dict_unused(yyscan_t yyscanner) {
|
|
yy_top_state(yyscanner);
|
|
}
|
|
|
|
static void append_to_buffer(const gchar *txt, int len, WimaxasncpDict_scanner_state_t *state) {
|
|
|
|
if (state->strbuf == NULL) {
|
|
state->read_ptr = state->write_ptr = state->strbuf = (gchar *)g_malloc(state->size_strbuf);
|
|
}
|
|
|
|
if ( (state->len_strbuf + len + 1) >= state->size_strbuf ) {
|
|
state->read_ptr = state->strbuf = (gchar *)g_realloc(state->strbuf,state->size_strbuf *= 2);
|
|
}
|
|
|
|
state->write_ptr = state->strbuf + state->len_strbuf;
|
|
strncpy(state->write_ptr,txt,len);
|
|
state->len_strbuf += len;
|
|
state->strbuf[state->len_strbuf] = '\0';
|
|
}
|
|
|
|
static size_t file_input(gchar *buf, size_t max, yyscan_t scanner) {
|
|
FILE *in = yyget_in(scanner);
|
|
size_t read_cnt;
|
|
|
|
read_cnt = fread(buf,1,max,in);
|
|
|
|
if ( read_cnt == max ) {
|
|
return max;
|
|
} else if (read_cnt > 0) {
|
|
return read_cnt;
|
|
} else {
|
|
return YY_NULL;
|
|
}
|
|
}
|
|
|
|
|
|
static size_t string_input(gchar *buf, size_t max, yyscan_t scanner) {
|
|
WimaxasncpDict_scanner_state_t *statep = yyget_extra(scanner);
|
|
|
|
if (statep->read_ptr >= statep->write_ptr ) {
|
|
return YY_NULL;
|
|
} else if ( statep->read_ptr + max > statep->write_ptr ) {
|
|
max = statep->write_ptr - statep->read_ptr;
|
|
}
|
|
|
|
memcpy(buf,statep->read_ptr,max);
|
|
statep->read_ptr += max;
|
|
|
|
return max;
|
|
}
|
|
|
|
static FILE *wimaxasncp_dict_open(
|
|
const gchar *system_directory,
|
|
const gchar *filename)
|
|
{
|
|
FILE *fh;
|
|
gchar *fname;
|
|
if (system_directory)
|
|
{
|
|
fname = g_strdup_printf("%s%s%s",
|
|
system_directory, G_DIR_SEPARATOR_S,filename);
|
|
}
|
|
else
|
|
{
|
|
fname = g_strdup(filename);
|
|
}
|
|
|
|
fh = ws_fopen(fname,"r");
|
|
|
|
D(("fname: %s fh: %p\n",fname,(void*)fh));
|
|
|
|
g_free(fname);
|
|
|
|
|
|
return fh;
|
|
}
|
|
|
|
wimaxasncp_dict_t *wimaxasncp_dict_scan(
|
|
const gchar *system_directory, const gchar *filename, int dbg,
|
|
gchar **error) {
|
|
|
|
WimaxasncpDict_scanner_state_t state;
|
|
FILE *in;
|
|
yyscan_t scanner;
|
|
entity_t *e;
|
|
|
|
debugging = dbg;
|
|
|
|
state.dict_error = g_string_new("");
|
|
|
|
state.sys_dir = system_directory;
|
|
|
|
state.dict = g_new(wimaxasncp_dict_t,1);
|
|
state.dict->tlvs = NULL;
|
|
state.dict->xmlpis = NULL;
|
|
|
|
state.strbuf = NULL;
|
|
state.size_strbuf = 8192;
|
|
state.len_strbuf = 0;
|
|
|
|
state.write_ptr = NULL;
|
|
state.read_ptr = NULL;
|
|
|
|
state.tlv = NULL;
|
|
state.enumitem = NULL;
|
|
state.xmlpi = NULL;
|
|
|
|
state.last_tlv = NULL;
|
|
state.last_enumitem = NULL;
|
|
state.last_xmlpi = NULL;
|
|
|
|
state.ents = NULL;
|
|
|
|
/*
|
|
* Pass 1.
|
|
*
|
|
* Reads the file, does some work, and stores a modified version
|
|
* of the file contents in memory.
|
|
*/
|
|
state.current_yyinput = file_input;
|
|
state.include_stack_ptr = 0;
|
|
|
|
in = wimaxasncp_dict_open(system_directory,filename);
|
|
|
|
if (in == NULL) {
|
|
/*
|
|
* Couldn't open the dictionary.
|
|
*
|
|
* Treat all failures other then ENOENT as errors?
|
|
*/
|
|
*error = NULL;
|
|
return state.dict;
|
|
}
|
|
|
|
if (WimaxasncpDict_lex_init(&scanner) != 0) {
|
|
D(("Can't initialize scanner: %s\n", strerror(errno)));
|
|
fclose(in);
|
|
g_free(state.dict);
|
|
return NULL;
|
|
}
|
|
|
|
WimaxasncpDict_set_in(in, scanner);
|
|
|
|
/* Associate the state with the scanner */
|
|
WimaxasncpDict_set_extra(&state, scanner);
|
|
|
|
state.start_state = LOADING;
|
|
WimaxasncpDict_lex(scanner);
|
|
|
|
WimaxasncpDict_lex_destroy(scanner);
|
|
/*
|
|
* XXX - can the lexical analyzer terminate without closing
|
|
* all open input files?
|
|
*/
|
|
|
|
D(("\n---------------\n%s\n------- %d -------\n",
|
|
state.strbuf, state.len_strbuf));
|
|
|
|
/*
|
|
* Pass 2.
|
|
*
|
|
* Reads the modified version of the file contents and does the
|
|
* rest of the work.
|
|
*/
|
|
state.current_yyinput = string_input;
|
|
|
|
if (WimaxasncpDict_lex_init(&scanner) != 0) {
|
|
D(("Can't initialize scanner: %s\n", strerror(errno)));
|
|
fclose(in);
|
|
g_free(state.dict);
|
|
g_free(state.strbuf);
|
|
return NULL;
|
|
}
|
|
|
|
/* Associate the state with the scanner */
|
|
WimaxasncpDict_set_extra(&state, scanner);
|
|
|
|
state.start_state = OUTSIDE;
|
|
WimaxasncpDict_lex(scanner);
|
|
|
|
WimaxasncpDict_lex_destroy(scanner);
|
|
g_free(state.strbuf);
|
|
|
|
e = state.ents;
|
|
while (e)
|
|
{
|
|
entity_t *next = e->next;
|
|
g_free(e->name);
|
|
g_free(e->file);
|
|
g_free(e);
|
|
e = next;
|
|
}
|
|
|
|
if (state.dict_error->len > 0)
|
|
{
|
|
*error = g_string_free(state.dict_error, FALSE);
|
|
}
|
|
else
|
|
{
|
|
*error = NULL;
|
|
g_string_free(state.dict_error, TRUE);
|
|
}
|
|
return state.dict;
|
|
}
|
|
|
|
void wimaxasncp_dict_free(wimaxasncp_dict_t *d) {
|
|
wimaxasncp_dict_tlv_t *t, *tn;
|
|
|
|
#define FREE_NAMEANDOBJ(n) do { if(n->name) g_free(n->name); g_free(n); } while(0)
|
|
|
|
for (t = d->tlvs; t; t = tn) {
|
|
wimaxasncp_dict_enum_t *e, *en;
|
|
tn = t->next;
|
|
|
|
for (e = t->enums; e; e = en) {
|
|
en = e->next;
|
|
FREE_NAMEANDOBJ(e);
|
|
}
|
|
|
|
if (!t->description) g_free(t->description);
|
|
FREE_NAMEANDOBJ(t);
|
|
}
|
|
|
|
g_free(d);
|
|
}
|
|
|
|
void wimaxasncp_dict_print(FILE *fh, wimaxasncp_dict_t *d) {
|
|
wimaxasncp_dict_tlv_t *tlvp;
|
|
|
|
fprintf(fh,"\n");
|
|
|
|
for (tlvp = d->tlvs; tlvp; tlvp = tlvp->next) {
|
|
wimaxasncp_dict_enum_t *e;
|
|
fprintf(fh,"TLV: %s[%u] %s[%d] %s (since %u)\n",
|
|
tlvp->name ? tlvp->name : "-",
|
|
tlvp->type,
|
|
val_to_str(tlvp->decoder,
|
|
wimaxasncp_decode_type_vals,
|
|
"Unknown"),
|
|
tlvp->decoder,
|
|
tlvp->description ? tlvp->description : "",
|
|
tlvp->since);
|
|
|
|
for (e = tlvp->enums; e; e = e->next) {
|
|
fprintf(fh,"\tEnum: %s[%u]\n",
|
|
e->name ? e->name : "-",
|
|
e->code);
|
|
}
|
|
}
|
|
}
|
|
|
|
#ifdef TEST_WIMAXASNCP_DICT_STANDALONE
|
|
int main(int argc, char **argv) {
|
|
wimaxasncp_dict_t *d;
|
|
gchar *dname = NULL;
|
|
gchar *fname;
|
|
int i = 1;
|
|
|
|
switch (argc) {
|
|
case 3:
|
|
dname = argv[i++];
|
|
case 2:
|
|
fname = argv[i];
|
|
break;
|
|
default:
|
|
fprintf(stderr,"%s: usage [dictionary_dir] dictionary_filename\n",argv[0]);
|
|
return 1;
|
|
}
|
|
|
|
d = wimaxasncp_dict_scan(dname,fname,1,&dict_error);
|
|
|
|
if (dict_error)
|
|
{
|
|
printf("wimaxasncp - %s", dict_error);
|
|
g_free(dict_error);
|
|
}
|
|
|
|
wimaxasncp_dict_print(stdout, d);
|
|
|
|
return 0;
|
|
}
|
|
#endif
|