зеркало из https://github.com/mozilla/gecko-dev.git
2238 строки
79 KiB
C
2238 строки
79 KiB
C
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is msmap2tsv.c code, released
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* Oct 3, 2002.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 2002
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Garrett Arch Blythe, 03-October-2002
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <ctype.h>
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#include "msmap.h"
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#if defined(_WIN32)
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#include <windows.h>
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#include <imagehlp.h>
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#define F_DEMANGLE 1
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#define DEMANGLE_STATE_NORMAL 0
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#define DEMANGLE_STATE_QDECODE 1
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#define DEMANGLE_STATE_PROLOGUE_1 2
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#define DEMANGLE_STATE_HAVE_TYPE 3
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#define DEMANGLE_STATE_DEC_LENGTH 4
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#define DEMANGLE_STATE_HEX_LENGTH 5
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#define DEMANGLE_STATE_PROLOGUE_SECONDARY 6
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#define DEMANGLE_STATE_DOLLAR_1 7
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#define DEMANGLE_STATE_DOLLAR_2 8
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#define DEMANGLE_STATE_START 9
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#define DEMANGLE_STATE_STOP 10
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#define DEMANGLE_SAFE_CHAR(eval) (isprint(eval) ? eval : ' ')
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#else
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#define F_DEMANGLE 0
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#endif /* WIN32 */
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#define ERROR_REPORT(num, val, msg) fprintf(stderr, "error(%d):\t\"%s\"\t%s\n", (num), (val), (msg));
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#define CLEANUP(ptr) do { if(NULL != ptr) { free(ptr); ptr = NULL; } } while(0)
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typedef struct __struct_SymDB_Size
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/*
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** The size of the symbol.
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** The size is nested withing a symbols structures to produce a fast
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** lookup path.
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** The objects are listed in case the client of the symdb needs to
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** match the object name in the scenario where multiple symbol
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** sizes are present.
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**
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** mSize The size of the symbol in these objects.
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** mObjects A list of objects containing said symbol.
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** mObjectCount Number of objects.
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*/
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{
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unsigned mSize;
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char** mObjects;
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unsigned mObjectCount;
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}
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SymDB_Size;
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typedef struct __struct_SymDB_Section
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/*
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** Each section for a symbol has a list of sizes.
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** Should there be exactly one size for the symbol, then that
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** is the size that should be accepted.
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** If there is more than one size, then a match on the object
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** should be attempted, held withing each size.
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**
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** mName The section name.
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** mSizes The varoius sizes of the symbol in this section.
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** mSizeCount The number of available sizes.
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*/
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{
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char* mName;
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SymDB_Size* mSizes;
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unsigned mSizeCount;
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}
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SymDB_Section;
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typedef struct __struct_SymDB_Symbol
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/*
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** Each symbol has at least one section.
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** The section indicates what type of symbol a client may be looking for.
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** If there is no match on the section, then the client should not trust
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** the symbdb.
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**
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** mName The mangled name of the symbol.
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** mSections Various sections this symbol belongs to.
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** mSectionCount The number of sections.
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*/
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{
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char* mName;
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SymDB_Section* mSections;
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unsigned mSectionCount;
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}
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SymDB_Symbol;
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#define SYMDB_SYMBOL_GROWBY 0x1000 /* how many sybols to allocate at a time */
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typedef struct __struct_SymDB_Container
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/*
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** The symbol DB container object.
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** The goal of the symbol DB is to have exactly one SymDB_Symbol for each
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** mangled name, no matter how ever many identical mangled names there
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** are in the input.
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** The input is already expected to be well sorted, futher this leads to
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** the ability to binary search for symbol name matches.
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**
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** mSymbols The symbols.
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** mSymbolCount The number of symbols in the DB.
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** mSymbolCapacity The number of symbols we can hold (before realloc).
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*/
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{
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SymDB_Symbol* mSymbols;
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unsigned mSymbolCount;
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unsigned mSymbolCapacity;
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}
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SymDB_Container;
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typedef struct __struct_Options
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/*
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** Options to control how we perform.
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**
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** mProgramName Used in help text.
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** mInput File to read for input.
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** Default is stdin.
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** mInputName Name of the file.
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** mOutput Output file, append.
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** Default is stdout.
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** mOutputName Name of the file.
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** mHelp Whether or not help should be shown.
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** mMatchModules Array of strings which the module name should match.
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** mMatchModuleCount Number of items in array.
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** mSymDBName Symbol DB filename.
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** mBatchMode Batch mode.
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** When in batch mode, the input file contains a list of
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** map files to process.
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** Normally the input file is a single map file itself.
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*/
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{
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const char* mProgramName;
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FILE* mInput;
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char* mInputName;
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FILE* mOutput;
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char* mOutputName;
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int mHelp;
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char** mMatchModules;
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unsigned mMatchModuleCount;
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char* mSymDBName;
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SymDB_Container* mSymDB;
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int mBatchMode;
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}
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Options;
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typedef struct __struct_Switch
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/*
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** Command line options.
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*/
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{
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const char* mLongName;
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const char* mShortName;
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int mHasValue;
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const char* mValue;
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const char* mDescription;
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}
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Switch;
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#define DESC_NEWLINE "\n\t\t"
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static Switch gInputSwitch = {"--input", "-i", 1, NULL, "Specify input file." DESC_NEWLINE "stdin is default."};
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static Switch gOutputSwitch = {"--output", "-o", 1, NULL, "Specify output file." DESC_NEWLINE "Appends if file exists." DESC_NEWLINE "stdout is default."};
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static Switch gHelpSwitch = {"--help", "-h", 0, NULL, "Information on usage."};
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static Switch gMatchModuleSwitch = {"--match-module", "-mm", 1, NULL, "Specify a valid module name." DESC_NEWLINE "Multiple specifications allowed." DESC_NEWLINE "If a module name does not match one of the names specified then no output will occur."};
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static Switch gSymDBSwitch = {"--symdb", "-sdb", 1, NULL, "Specify a symbol tsv db input file." DESC_NEWLINE "Such a symdb is produced using the tool msdump2symdb." DESC_NEWLINE "This allows better symbol size approximations." DESC_NEWLINE "The symdb file must be pre-sorted."};
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static Switch gBatchModeSwitch = {"--batch", "-b", 0, NULL, "Runs in batch mode." DESC_NEWLINE "The input file contains a list of map files." DESC_NEWLINE "Normally the input file is a map file itself." DESC_NEWLINE "This eliminates reprocessing the symdb for multiple map files."};
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static Switch* gSwitches[] = {
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&gInputSwitch,
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&gOutputSwitch,
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&gMatchModuleSwitch,
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&gSymDBSwitch,
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&gBatchModeSwitch,
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&gHelpSwitch
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};
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typedef struct __struct_MSMap_ReadState
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/*
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** Keep track of what state we are while reading input.
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** This gives the input context in which we absorb the datum.
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*/
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{
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int mHasModule;
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int mHasTimestamp;
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int mHasPreferredLoadAddress;
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int mHasSegmentData;
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int mSegmentDataSkippedLine;
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int mHasPublicSymbolData;
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int mHasPublicSymbolDataSkippedLines;
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int mHasEntryPoint;
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int mFoundStaticSymbols;
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}
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MSMap_ReadState;
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char* skipWhite(char* inScan)
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/*
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** Skip whitespace.
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*/
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{
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char* retval = inScan;
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while(isspace(*retval))
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{
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retval++;
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}
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return retval;
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}
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void trimWhite(char* inString)
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/*
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** Remove any whitespace from the end of the string.
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*/
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{
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int len = strlen(inString);
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while(len)
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{
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len--;
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if(isspace(*(inString + len)))
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{
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*(inString + len) = '\0';
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}
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else
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{
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break;
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}
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}
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}
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char* lastWord(char* inString)
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/*
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** Finds and returns the last word in a string.
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** It is assumed no whitespace is at the end of the string.
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*/
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{
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int mod = 0;
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int len = strlen(inString);
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while(len)
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{
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len--;
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if(isspace(*(inString + len)))
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{
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mod = 1;
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break;
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}
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}
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return inString + len + mod;
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}
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MSMap_Segment* getSymbolSection(MSMap_Module* inModule, MSMap_Symbol* inoutSymbol)
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/*
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** Perform a lookup for the section of the symbol.
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** The function could cache the value.
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*/
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{
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MSMap_Segment* retval = NULL;
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if(NULL != inoutSymbol->mSection)
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{
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/*
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** Use cached value.
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*/
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retval = inoutSymbol->mSection;
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}
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else
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{
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unsigned secLoop = 0;
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/*
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** Go through sections in module to find the match for the symbol.
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*/
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for(secLoop = 0; secLoop < inModule->mSegmentCount; secLoop++)
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{
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if(inoutSymbol->mPrefix == inModule->mSegments[secLoop].mPrefix)
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{
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if(inoutSymbol->mOffset >= inModule->mSegments[secLoop].mOffset)
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{
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if(inoutSymbol->mOffset < (inModule->mSegments[secLoop].mOffset + inModule->mSegments[secLoop].mLength))
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{
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/*
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** We have the section.
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*/
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retval = &inModule->mSegments[secLoop];
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break;
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}
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}
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}
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}
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/*
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** Cache the value for next time.
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*/
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inoutSymbol->mSection = retval;
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}
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return retval;
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}
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int readSymDB(const char* inDBName, SymDB_Container** outDB)
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/*
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** Intialize the symbol DB.
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** Only call if the symbol DB should be initialized.
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*/
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{
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int retval = 0;
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/*
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** Initialize out arguments.
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*/
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if(NULL != outDB)
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{
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*outDB = NULL;
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}
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if(NULL != outDB && NULL != inDBName)
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{
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FILE* symDB = NULL;
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symDB = fopen(inDBName, "r");
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if(NULL != symDB)
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{
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*outDB = (SymDB_Container*)calloc(1, sizeof(SymDB_Container));
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if(NULL != *outDB)
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{
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char lineBuf[0x400];
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char* symbol = NULL;
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char* section = NULL;
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char* object = NULL;
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char* length = NULL;
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unsigned lengthNum = 0;
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char* endLength = NULL;
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/*
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** Read the file line by line.
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*/
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while(0 == retval && NULL != fgets(lineBuf, sizeof(lineBuf), symDB))
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{
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trimWhite(lineBuf);
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/*
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** Each line has four arguments. tab separated values (tsv).
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** Symbol
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** Section
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** Length
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** Object
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*/
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symbol = skipWhite(lineBuf);
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if(NULL == symbol)
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{
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retval = __LINE__;
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ERROR_REPORT(retval, inDBName, "File does not appear to be a symbol DB.");
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break;
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}
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section = strchr(symbol, '\t');
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if(NULL == section)
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{
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retval = __LINE__;
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ERROR_REPORT(retval, inDBName, "File does not appear to be a symbol DB.");
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break;
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}
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*section = '\0';
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section++;
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length = strchr(section, '\t');
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if(NULL == length)
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{
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retval = __LINE__;
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ERROR_REPORT(retval, inDBName, "File does not appear to be a symbol DB.");
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break;
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}
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*length = '\0';
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length++;
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object = strchr(length, '\t');
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if(NULL == object)
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{
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retval = __LINE__;
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ERROR_REPORT(retval, inDBName, "File does not appear to be a symbol DB.");
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break;
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}
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*object = '\0';
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object++;
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/*
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** Convert the length into a number.
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*/
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errno = 0;
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lengthNum = strtoul(length, &endLength, 16);
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if(0 == errno && endLength != length)
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{
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SymDB_Symbol* dbSymbol = NULL;
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SymDB_Section* dbSection = NULL;
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SymDB_Size* dbSize = NULL;
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char* dbObject = NULL;
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void* moved = NULL;
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/*
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** Are we looking at the same symbol as last line?
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** This assumes the symdb is pre sorted!!!
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*/
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if(0 != (*outDB)->mSymbolCount)
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{
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unsigned index = (*outDB)->mSymbolCount - 1;
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if(0 == strcmp((*outDB)->mSymbols[index].mName, symbol))
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{
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dbSymbol = &(*outDB)->mSymbols[index];
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}
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}
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/*
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** May need to create symbol.
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*/
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if(NULL == dbSymbol)
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{
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/*
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** Could be time to grow the symbol pool.
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*/
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if((*outDB)->mSymbolCount >= (*outDB)->mSymbolCapacity)
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{
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moved = realloc((*outDB)->mSymbols, sizeof(SymDB_Symbol) * ((*outDB)->mSymbolCapacity + SYMDB_SYMBOL_GROWBY));
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if(NULL != moved)
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{
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(*outDB)->mSymbols = (SymDB_Symbol*)moved;
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memset(&(*outDB)->mSymbols[(*outDB)->mSymbolCapacity], 0, sizeof(SymDB_Symbol) * SYMDB_SYMBOL_GROWBY);
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(*outDB)->mSymbolCapacity += SYMDB_SYMBOL_GROWBY;
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}
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else
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{
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retval = __LINE__;
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ERROR_REPORT(retval, inDBName, "Unable to grow symbol DB symbol array.");
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break;
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}
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}
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if((*outDB)->mSymbolCount < (*outDB)->mSymbolCapacity)
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{
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dbSymbol = &(*outDB)->mSymbols[(*outDB)->mSymbolCount];
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(*outDB)->mSymbolCount++;
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dbSymbol->mName = strdup(symbol);
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if(NULL == dbSymbol->mName)
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{
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retval = __LINE__;
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ERROR_REPORT(retval, symbol, "Unable to duplicate string.");
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break;
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}
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}
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else
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{
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retval = __LINE__;
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ERROR_REPORT(retval, symbol, "Unable to grow symbol DB for symbol.");
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break;
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}
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}
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/*
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** Assume we have the symbol.
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**
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** Is this the same section as the last section in the symbol?
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** This assumes the symdb was presorted!!!!
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*/
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if(0 != dbSymbol->mSectionCount)
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{
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unsigned index = dbSymbol->mSectionCount - 1;
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if(0 == strcmp(dbSymbol->mSections[index].mName, section))
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{
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dbSection = &dbSymbol->mSections[index];
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}
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}
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/*
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** May need to create the section.
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*/
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if(NULL == dbSection)
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{
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moved = realloc(dbSymbol->mSections, sizeof(SymDB_Section) * (dbSymbol->mSectionCount + 1));
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if(NULL != moved)
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{
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dbSymbol->mSections = (SymDB_Section*)moved;
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dbSection = &dbSymbol->mSections[dbSymbol->mSectionCount];
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dbSymbol->mSectionCount++;
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memset(dbSection, 0, sizeof(SymDB_Section));
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dbSection->mName = strdup(section);
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if(NULL == dbSection->mName)
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{
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retval = __LINE__;
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ERROR_REPORT(retval, section, "Unable to duplicate string.");
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break;
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}
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}
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else
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{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, section, "Unable to grow symbol sections for symbol DB.");
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*
|
|
** Assume we have the section.
|
|
**
|
|
** Is this the same size as the last size?
|
|
** This assumes the symdb was presorted!!!
|
|
*/
|
|
if(0 != dbSection->mSizeCount)
|
|
{
|
|
unsigned index = dbSection->mSizeCount - 1;
|
|
|
|
if(dbSection->mSizes[index].mSize == lengthNum)
|
|
{
|
|
dbSize = &dbSection->mSizes[index];
|
|
}
|
|
}
|
|
|
|
/*
|
|
** May need to create the size in question.
|
|
*/
|
|
if(NULL == dbSize)
|
|
{
|
|
moved = realloc(dbSection->mSizes, sizeof(SymDB_Size) * (dbSection->mSizeCount + 1));
|
|
if(NULL != moved)
|
|
{
|
|
dbSection->mSizes = (SymDB_Size*)moved;
|
|
dbSize = &dbSection->mSizes[dbSection->mSizeCount];
|
|
dbSection->mSizeCount++;
|
|
|
|
memset(dbSize, 0, sizeof(SymDB_Size));
|
|
|
|
dbSize->mSize = lengthNum;
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, length, "Unable to grow symbol section sizes for symbol DB.");
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*
|
|
** Assume we have the size.
|
|
**
|
|
** We assume a one to one correllation between size and object.
|
|
** Always try to add the new object name.
|
|
** As the symdb is assumed to be sorted, the object names should also be in order.
|
|
*/
|
|
moved = realloc(dbSize->mObjects, sizeof(char*) * (dbSize->mObjectCount + 1));
|
|
if(NULL != moved)
|
|
{
|
|
dbObject = strdup(object);
|
|
|
|
dbSize->mObjects = (char**)moved;
|
|
dbSize->mObjects[dbSize->mObjectCount] = dbObject;
|
|
dbSize->mObjectCount++;
|
|
|
|
if(NULL == dbObject)
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, object, "Unable to duplicate string.");
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, object, "Unable to grow symbol section size objects for symbol DB.");
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, length, "Unable to convert symbol DB length into a number.");
|
|
break;
|
|
}
|
|
}
|
|
|
|
if(0 == retval && 0 != ferror(symDB))
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, inDBName, "Unable to read file.");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, inDBName, "Unable to allocate symbol DB.");
|
|
}
|
|
|
|
fclose(symDB);
|
|
symDB = NULL;
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, inDBName, "Unable to open symbol DB.");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, "(NULL)", "Invalid arguments.");
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
|
|
void cleanSymDB(SymDB_Container** inDB)
|
|
/*
|
|
** Free it all up.
|
|
*/
|
|
{
|
|
if(NULL != inDB && NULL != *inDB)
|
|
{
|
|
unsigned symLoop = 0;
|
|
unsigned secLoop = 0;
|
|
unsigned sizLoop = 0;
|
|
unsigned objLoop = 0;
|
|
|
|
for(symLoop = 0; symLoop < (*inDB)->mSymbolCount; symLoop++)
|
|
{
|
|
for(secLoop = 0; secLoop < (*inDB)->mSymbols[symLoop].mSectionCount; secLoop++)
|
|
{
|
|
for(sizLoop = 0; sizLoop < (*inDB)->mSymbols[symLoop].mSections[secLoop].mSizeCount; sizLoop++)
|
|
{
|
|
for(objLoop = 0; objLoop < (*inDB)->mSymbols[symLoop].mSections[secLoop].mSizes[sizLoop].mObjectCount; objLoop++)
|
|
{
|
|
CLEANUP((*inDB)->mSymbols[symLoop].mSections[secLoop].mSizes[sizLoop].mObjects[objLoop]);
|
|
}
|
|
CLEANUP((*inDB)->mSymbols[symLoop].mSections[secLoop].mSizes[sizLoop].mObjects);
|
|
}
|
|
CLEANUP((*inDB)->mSymbols[symLoop].mSections[secLoop].mName);
|
|
CLEANUP((*inDB)->mSymbols[symLoop].mSections[secLoop].mSizes);
|
|
}
|
|
CLEANUP((*inDB)->mSymbols[symLoop].mName);
|
|
CLEANUP((*inDB)->mSymbols[symLoop].mSections);
|
|
}
|
|
CLEANUP((*inDB)->mSymbols);
|
|
CLEANUP(*inDB);
|
|
}
|
|
}
|
|
|
|
|
|
int symDBLookup(const void* inKey, const void* inItem)
|
|
/*
|
|
** bsearch utility routine to find the symbol in the symdb.
|
|
*/
|
|
{
|
|
int retval = 0;
|
|
const char* key = (const char*)inKey;
|
|
const SymDB_Symbol* symbol = (const SymDB_Symbol*)inItem;
|
|
|
|
retval = strcmp(key, symbol->mName);
|
|
|
|
return retval;
|
|
}
|
|
|
|
|
|
int fillSymbolSizeFromDB(Options* inOptions, MSMap_Module* inModule, MSMap_Symbol* inoutSymbol, const char* inMangledName)
|
|
/*
|
|
** If we have a symbol DB, attempt to determine the real size of the symbol
|
|
** up front.
|
|
** This helps us later in the game to avoid performing size guesses by
|
|
** offset.
|
|
*/
|
|
{
|
|
int retval = 0;
|
|
|
|
/*
|
|
** May need to initialize symdb.
|
|
*/
|
|
if(NULL == inOptions->mSymDB && NULL != inOptions->mSymDBName)
|
|
{
|
|
retval = readSymDB(inOptions->mSymDBName, &inOptions->mSymDB);
|
|
}
|
|
|
|
/*
|
|
** Optional
|
|
*/
|
|
if(0 == retval && NULL != inOptions->mSymDB)
|
|
{
|
|
void* match = NULL;
|
|
|
|
/*
|
|
** Find the symbol.
|
|
*/
|
|
match = bsearch(inMangledName, inOptions->mSymDB->mSymbols, inOptions->mSymDB->mSymbolCount, sizeof(SymDB_Symbol), symDBLookup);
|
|
if(NULL != match)
|
|
{
|
|
SymDB_Symbol* symbol = (SymDB_Symbol*)match;
|
|
unsigned symDBSize = 0;
|
|
MSMap_Segment* mapSection = NULL;
|
|
|
|
/*
|
|
** We found the symbol.
|
|
**
|
|
** See if it has the section in question.
|
|
*/
|
|
mapSection = getSymbolSection(inModule, inoutSymbol);
|
|
if(NULL != mapSection)
|
|
{
|
|
unsigned secLoop = 0;
|
|
|
|
for(secLoop = 0; secLoop < symbol->mSectionCount; secLoop++)
|
|
{
|
|
if(0 == strcmp(mapSection->mSegment, symbol->mSections[secLoop].mName))
|
|
{
|
|
SymDB_Section* section = &symbol->mSections[secLoop];
|
|
|
|
/*
|
|
** We have a section match.
|
|
** Should there be a single size for the symbol,
|
|
** then we just default to that.
|
|
** If more than one size, we have to do an
|
|
** object match search.
|
|
** Should there be no object match, we do nothign.
|
|
*/
|
|
if(1 == section->mSizeCount)
|
|
{
|
|
symDBSize = section->mSizes[0].mSize;
|
|
}
|
|
else
|
|
{
|
|
char* mapObject = NULL;
|
|
|
|
/*
|
|
** Figure out the map object file name.
|
|
** Skip any colon.
|
|
** If it doesn't have a .obj in it, not worth continuing.
|
|
*/
|
|
mapObject = strrchr(inoutSymbol->mObject, ':');
|
|
if(NULL == mapObject)
|
|
{
|
|
mapObject = inoutSymbol->mObject;
|
|
}
|
|
else
|
|
{
|
|
mapObject++; /* colon */
|
|
}
|
|
|
|
if(NULL != strstr(mapObject, ".obj"))
|
|
{
|
|
unsigned sizLoop = 0;
|
|
unsigned objLoop = 0;
|
|
SymDB_Size* size = NULL;
|
|
|
|
for(sizLoop = 0; sizLoop < section->mSizeCount; sizLoop++)
|
|
{
|
|
size = §ion->mSizes[sizLoop];
|
|
|
|
for(objLoop = 0; objLoop < size->mObjectCount; objLoop++)
|
|
{
|
|
if(NULL != strstr(size->mObjects[objLoop], mapObject))
|
|
{
|
|
/*
|
|
** As we matched the object, in a particular section,
|
|
** we'll go with this as the number.
|
|
*/
|
|
symDBSize = size->mSize;
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*
|
|
** If the object loop broke early, we break too.
|
|
*/
|
|
if(objLoop < size->mObjectCount)
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
** Put the size in.
|
|
*/
|
|
inoutSymbol->mSymDBSize = symDBSize;
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
|
|
char* symdup(const char* inSymbol)
|
|
/*
|
|
** Attempts to demangle the symbol if appropriate.
|
|
** Otherwise acts like strdup.
|
|
*/
|
|
{
|
|
char* retval = NULL;
|
|
|
|
#if F_DEMANGLE
|
|
{
|
|
int isImport = 0;
|
|
|
|
if(0 == strncmp("__imp_", inSymbol, 6))
|
|
{
|
|
isImport = __LINE__;
|
|
inSymbol += 6;
|
|
}
|
|
|
|
if('?' == inSymbol[0])
|
|
{
|
|
char demangleBuf[0x200];
|
|
DWORD demangleRes = 0;
|
|
|
|
demangleRes = UnDecorateSymbolName(inSymbol, demangleBuf, sizeof(demangleBuf), UNDNAME_COMPLETE);
|
|
if(0 != demangleRes)
|
|
{
|
|
if (strcmp(demangleBuf, "`string'") == 0)
|
|
{
|
|
|
|
/* attempt manual demangling of string prefix.. */
|
|
|
|
/* first make sure we have enough space for the
|
|
updated string - the demangled string will
|
|
always be shorter than strlen(inSymbol) and the
|
|
prologue will always be longer than the
|
|
"string: " that we tack on the front of the string
|
|
*/
|
|
char *curresult = retval = malloc(strlen(inSymbol) + 11);
|
|
const char *curchar = inSymbol;
|
|
|
|
int state = DEMANGLE_STATE_START;
|
|
|
|
/* the hex state is for stuff like ?$EA which
|
|
really means hex value 0x40 */
|
|
char hex_state = 0;
|
|
char string_is_unicode = 0;
|
|
|
|
/* sometimes we get a null-termination before the
|
|
final @ sign - in that case, remember that
|
|
we've seen the whole string */
|
|
int have_null_char = 0;
|
|
|
|
/* stick our user-readable prefix on */
|
|
strcpy(curresult, "string: \"");
|
|
curresult += 9;
|
|
|
|
while (*curchar) {
|
|
|
|
// process current state
|
|
switch (state) {
|
|
|
|
/* the Prologue states are divided up so
|
|
that someday we can try to decode
|
|
the random letters in between the '@'
|
|
signs. Also, some strings only have 2
|
|
prologue '@' signs, so we have to
|
|
figure out how to distinguish between
|
|
them at some point. */
|
|
case DEMANGLE_STATE_START:
|
|
if (*curchar == '@')
|
|
state = DEMANGLE_STATE_PROLOGUE_1;
|
|
/* ignore all other states */
|
|
break;
|
|
|
|
case DEMANGLE_STATE_PROLOGUE_1:
|
|
switch (*curchar) {
|
|
case '0':
|
|
string_is_unicode=0;
|
|
state = DEMANGLE_STATE_HAVE_TYPE;
|
|
break;
|
|
case '1':
|
|
string_is_unicode=1;
|
|
state = DEMANGLE_STATE_HAVE_TYPE;
|
|
break;
|
|
|
|
/* ignore all other characters */
|
|
}
|
|
break;
|
|
|
|
case DEMANGLE_STATE_HAVE_TYPE:
|
|
if (*curchar >= '0' && *curchar <= '9') {
|
|
state = DEMANGLE_STATE_DEC_LENGTH;
|
|
} else if (*curchar >= 'A' && *curchar <= 'Z') {
|
|
state = DEMANGLE_STATE_HEX_LENGTH;
|
|
}
|
|
case DEMANGLE_STATE_DEC_LENGTH:
|
|
/* decimal lengths don't have the 2nd
|
|
field
|
|
*/
|
|
if (*curchar == '@')
|
|
state = DEMANGLE_STATE_NORMAL;
|
|
break;
|
|
|
|
case DEMANGLE_STATE_HEX_LENGTH:
|
|
/* hex lengths have a 2nd field
|
|
(though I have no idea what it is for)
|
|
*/
|
|
if (*curchar == '@')
|
|
state = DEMANGLE_STATE_PROLOGUE_SECONDARY;
|
|
break;
|
|
|
|
case DEMANGLE_STATE_PROLOGUE_SECONDARY:
|
|
if (*curchar == '@')
|
|
state = DEMANGLE_STATE_NORMAL;
|
|
break;
|
|
|
|
case DEMANGLE_STATE_NORMAL:
|
|
switch (*curchar) {
|
|
case '?':
|
|
state = DEMANGLE_STATE_QDECODE;
|
|
break;
|
|
case '@':
|
|
state = DEMANGLE_STATE_STOP;
|
|
break;
|
|
default:
|
|
*curresult++ = DEMANGLE_SAFE_CHAR(*curchar);
|
|
state = DEMANGLE_STATE_NORMAL;
|
|
break;
|
|
}
|
|
break;
|
|
|
|
/* found a '?' */
|
|
case DEMANGLE_STATE_QDECODE:
|
|
state = DEMANGLE_STATE_NORMAL;
|
|
|
|
/* there are certain shortcuts, like
|
|
"?3" means ":"
|
|
*/
|
|
switch (*curchar) {
|
|
case '1':
|
|
*curresult++ = '/';
|
|
break;
|
|
case '2':
|
|
*curresult++ = '\\';
|
|
break;
|
|
case '3':
|
|
*curresult++ = ':';
|
|
break;
|
|
case '4':
|
|
*curresult++ = '.';
|
|
break;
|
|
case '5':
|
|
*curresult++ = ' ';
|
|
break;
|
|
case '6':
|
|
*curresult++ = '\\';
|
|
*curresult++ = 'n';
|
|
break;
|
|
case '8':
|
|
*curresult++ = '\'';
|
|
break;
|
|
case '9':
|
|
*curresult++ = '-';
|
|
break;
|
|
|
|
/* any other arbitrary ASCII value can
|
|
be stored by prefixing it with ?$
|
|
*/
|
|
case '$':
|
|
state = DEMANGLE_STATE_DOLLAR_1;
|
|
}
|
|
break;
|
|
|
|
case DEMANGLE_STATE_DOLLAR_1:
|
|
/* first digit of ?$ notation. All digits
|
|
are hex, represented starting with the
|
|
capital leter 'A' such that 'A' means 0x0,
|
|
'B' means 0x1, 'K' means 0xA
|
|
*/
|
|
hex_state = (*curchar - 'A') * 0x10;
|
|
state = DEMANGLE_STATE_DOLLAR_2;
|
|
break;
|
|
|
|
case DEMANGLE_STATE_DOLLAR_2:
|
|
/* same mechanism as above */
|
|
hex_state += (*curchar - 'A');
|
|
if (hex_state) {
|
|
*curresult++ = DEMANGLE_SAFE_CHAR(hex_state);
|
|
have_null_char = 0;
|
|
}
|
|
else {
|
|
have_null_char = 1;
|
|
}
|
|
|
|
state = DEMANGLE_STATE_NORMAL;
|
|
break;
|
|
|
|
case DEMANGLE_STATE_STOP:
|
|
break;
|
|
}
|
|
|
|
curchar++;
|
|
}
|
|
|
|
/* add the appropriate termination depending
|
|
if we completed the string or not */
|
|
if (!have_null_char)
|
|
strcpy(curresult, "...\"");
|
|
else
|
|
strcpy(curresult, "\"");
|
|
} else {
|
|
retval = strdup(demangleBuf);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/*
|
|
** fall back to normal.
|
|
*/
|
|
retval = strdup(inSymbol);
|
|
}
|
|
}
|
|
else if('_' == inSymbol[0])
|
|
{
|
|
retval = strdup(inSymbol + 1);
|
|
}
|
|
else
|
|
{
|
|
retval = strdup(inSymbol);
|
|
}
|
|
|
|
/*
|
|
** May need to rewrite the symbol if an import.
|
|
*/
|
|
if(NULL != retval && isImport)
|
|
{
|
|
const char importPrefix[] = "__declspec(dllimport) ";
|
|
char importBuf[0x200];
|
|
int printRes = 0;
|
|
|
|
printRes = _snprintf(importBuf, sizeof(importBuf), "%s%s", importPrefix, retval);
|
|
free(retval);
|
|
retval = NULL;
|
|
|
|
if(printRes > 0)
|
|
{
|
|
retval = strdup(importBuf);
|
|
}
|
|
}
|
|
}
|
|
#else /* F_DEMANGLE */
|
|
retval = strdup(inSymbol);
|
|
#endif /* F_DEMANGLE */
|
|
|
|
return retval;
|
|
}
|
|
|
|
|
|
int readmap(Options* inOptions, MSMap_Module* inModule)
|
|
/*
|
|
** Read the input line by line, adding it to the module.
|
|
*/
|
|
{
|
|
int retval = 0;
|
|
char lineBuffer[0x400];
|
|
char* current = NULL;
|
|
MSMap_ReadState fsm;
|
|
int len = 0;
|
|
int forceContinue = 0;
|
|
|
|
memset(&fsm, 0, sizeof(fsm));
|
|
|
|
/*
|
|
** Read the map file line by line.
|
|
** We keep a simple state machine to determine what we're looking at.
|
|
*/
|
|
while(0 == retval && NULL != fgets(lineBuffer, sizeof(lineBuffer), inOptions->mInput))
|
|
{
|
|
if(forceContinue)
|
|
{
|
|
/*
|
|
** Used to skip anticipated blank lines.
|
|
*/
|
|
forceContinue--;
|
|
continue;
|
|
}
|
|
|
|
current = skipWhite(lineBuffer);
|
|
trimWhite(current);
|
|
|
|
len = strlen(current);
|
|
|
|
if(fsm.mHasModule)
|
|
{
|
|
if(fsm.mHasTimestamp)
|
|
{
|
|
if(fsm.mHasPreferredLoadAddress)
|
|
{
|
|
if(fsm.mHasSegmentData)
|
|
{
|
|
if(fsm.mHasPublicSymbolData)
|
|
{
|
|
if(fsm.mHasEntryPoint)
|
|
{
|
|
if(fsm.mFoundStaticSymbols)
|
|
{
|
|
/*
|
|
** A blank line means we've reached the end of all static symbols.
|
|
*/
|
|
if(len)
|
|
{
|
|
/*
|
|
** We're adding a new symbol.
|
|
** Make sure we have room for it.
|
|
*/
|
|
if(inModule->mSymbolCapacity == inModule->mSymbolCount)
|
|
{
|
|
void* moved = NULL;
|
|
|
|
moved = realloc(inModule->mSymbols, sizeof(MSMap_Symbol) * (inModule->mSymbolCapacity + MSMAP_SYMBOL_GROWBY));
|
|
if(NULL != moved)
|
|
{
|
|
inModule->mSymbolCapacity += MSMAP_SYMBOL_GROWBY;
|
|
inModule->mSymbols = (MSMap_Symbol*)moved;
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, inModule->mModule, "Unable to grow symbols.");
|
|
}
|
|
}
|
|
|
|
if(0 == retval && inModule->mSymbolCapacity > inModule->mSymbolCount)
|
|
{
|
|
MSMap_Symbol* theSymbol = NULL;
|
|
unsigned index = 0;
|
|
int scanRes = 0;
|
|
char symbolBuf[0x200];
|
|
|
|
index = inModule->mSymbolCount;
|
|
inModule->mSymbolCount++;
|
|
theSymbol = (inModule->mSymbols + index);
|
|
|
|
memset(theSymbol, 0, sizeof(MSMap_Symbol));
|
|
theSymbol->mScope = STATIC;
|
|
|
|
scanRes = sscanf(current, "%x:%x %s %x", (unsigned*)&(theSymbol->mPrefix), (unsigned*)&(theSymbol->mOffset), symbolBuf, (unsigned*)&(theSymbol->mRVABase));
|
|
if(4 == scanRes)
|
|
{
|
|
theSymbol->mSymbol = symdup(symbolBuf);
|
|
|
|
if(0 == retval)
|
|
{
|
|
if(NULL != theSymbol->mSymbol)
|
|
{
|
|
char *last = lastWord(current);
|
|
|
|
theSymbol->mObject = strdup(last);
|
|
if(NULL == theSymbol->mObject)
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, last, "Unable to copy object name.");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, symbolBuf, "Unable to copy symbol name.");
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, inModule->mModule, "Unable to scan static symbols.");
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/*
|
|
** All done.
|
|
*/
|
|
break;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/*
|
|
** Static symbols are optional.
|
|
** If no static symbols we're done.
|
|
** Otherwise, set the flag such that it will work more.
|
|
*/
|
|
if(0 == strcmp(current, "Static symbols"))
|
|
{
|
|
fsm.mFoundStaticSymbols = __LINE__;
|
|
forceContinue = 1;
|
|
}
|
|
else
|
|
{
|
|
/*
|
|
** All done.
|
|
*/
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
int scanRes = 0;
|
|
|
|
scanRes = sscanf(current, "entry point at %x:%x", (unsigned*)&(inModule->mEntryPrefix), (unsigned*)&(inModule->mEntryOffset));
|
|
if(2 == scanRes)
|
|
{
|
|
fsm.mHasEntryPoint = __LINE__;
|
|
forceContinue = 1;
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, current, "Unable to obtain entry point.");
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/*
|
|
** Skip the N lines of public symbol data (column headers).
|
|
*/
|
|
if(2 <= fsm.mHasPublicSymbolDataSkippedLines)
|
|
{
|
|
/*
|
|
** A blank line indicates end of public symbols.
|
|
*/
|
|
if(len)
|
|
{
|
|
/*
|
|
** We're adding a new symbol.
|
|
** Make sure we have room for it.
|
|
*/
|
|
if(inModule->mSymbolCapacity == inModule->mSymbolCount)
|
|
{
|
|
void* moved = NULL;
|
|
|
|
moved = realloc(inModule->mSymbols, sizeof(MSMap_Symbol) * (inModule->mSymbolCapacity + MSMAP_SYMBOL_GROWBY));
|
|
if(NULL != moved)
|
|
{
|
|
inModule->mSymbolCapacity += MSMAP_SYMBOL_GROWBY;
|
|
inModule->mSymbols = (MSMap_Symbol*)moved;
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, inModule->mModule, "Unable to grow symbols.");
|
|
}
|
|
}
|
|
|
|
if(0 == retval && inModule->mSymbolCapacity > inModule->mSymbolCount)
|
|
{
|
|
MSMap_Symbol* theSymbol = NULL;
|
|
unsigned index = 0;
|
|
int scanRes = 0;
|
|
char symbolBuf[0x200];
|
|
|
|
index = inModule->mSymbolCount;
|
|
inModule->mSymbolCount++;
|
|
theSymbol = (inModule->mSymbols + index);
|
|
|
|
memset(theSymbol, 0, sizeof(MSMap_Symbol));
|
|
theSymbol->mScope = PUBLIC;
|
|
|
|
scanRes = sscanf(current, "%x:%x %s %x", (unsigned*)&(theSymbol->mPrefix), (unsigned*)&(theSymbol->mOffset), symbolBuf, (unsigned *)&(theSymbol->mRVABase));
|
|
if(4 == scanRes)
|
|
{
|
|
theSymbol->mSymbol = symdup(symbolBuf);
|
|
|
|
if(NULL != theSymbol->mSymbol)
|
|
{
|
|
char *last = lastWord(current);
|
|
|
|
theSymbol->mObject = strdup(last);
|
|
if(NULL != theSymbol->mObject)
|
|
{
|
|
/*
|
|
** Finally, attempt to lookup the actual size of the symbol
|
|
** if there is a symbol DB available.
|
|
*/
|
|
retval = fillSymbolSizeFromDB(inOptions, inModule, theSymbol, symbolBuf);
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, last, "Unable to copy object name.");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, symbolBuf, "Unable to copy symbol name.");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, inModule->mModule, "Unable to scan public symbols.");
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
fsm.mHasPublicSymbolData = __LINE__;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
fsm.mHasPublicSymbolDataSkippedLines++;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/*
|
|
** Skip the first line of segment data (column headers).
|
|
** Mark that we've begun grabbing segement data.
|
|
*/
|
|
if(fsm.mSegmentDataSkippedLine)
|
|
{
|
|
/*
|
|
** A blank line means end of the segment data.
|
|
*/
|
|
if(len)
|
|
{
|
|
/*
|
|
** We're adding a new segment.
|
|
** Make sure we have room for it.
|
|
*/
|
|
if(inModule->mSegmentCapacity == inModule->mSegmentCount)
|
|
{
|
|
void* moved = NULL;
|
|
|
|
moved = realloc(inModule->mSegments, sizeof(MSMap_Segment) * (inModule->mSegmentCapacity + MSMAP_SEGMENT_GROWBY));
|
|
if(NULL != moved)
|
|
{
|
|
inModule->mSegmentCapacity += MSMAP_SEGMENT_GROWBY;
|
|
inModule->mSegments = (MSMap_Segment*)moved;
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, inModule->mModule, "Unable to grow segments.");
|
|
}
|
|
}
|
|
|
|
if(0 == retval && inModule->mSegmentCapacity > inModule->mSegmentCount)
|
|
{
|
|
MSMap_Segment* theSegment = NULL;
|
|
unsigned index = 0;
|
|
char classBuf[0x10];
|
|
char nameBuf[0x20];
|
|
int scanRes = 0;
|
|
|
|
index = inModule->mSegmentCount;
|
|
inModule->mSegmentCount++;
|
|
theSegment = (inModule->mSegments + index);
|
|
|
|
memset(theSegment, 0, sizeof(MSMap_Segment));
|
|
|
|
scanRes = sscanf(current, "%x:%x %xH %s %s", (unsigned*)&(theSegment->mPrefix), (unsigned*)&(theSegment->mOffset), (unsigned*)&(theSegment->mLength), nameBuf, classBuf);
|
|
if(5 == scanRes)
|
|
{
|
|
if('.' == nameBuf[0])
|
|
{
|
|
theSegment->mSegment = strdup(&nameBuf[1]);
|
|
}
|
|
else
|
|
{
|
|
theSegment->mSegment = strdup(nameBuf);
|
|
}
|
|
|
|
if(NULL != theSegment->mSegment)
|
|
{
|
|
if(0 == strcmp("DATA", classBuf))
|
|
{
|
|
theSegment->mClass = DATA;
|
|
}
|
|
else if(0 == strcmp("CODE", classBuf))
|
|
{
|
|
theSegment->mClass = CODE;
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, classBuf, "Unrecognized segment class.");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, nameBuf, "Unable to copy segment name.");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, inModule->mModule, "Unable to scan segments.");
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
fsm.mHasSegmentData = __LINE__;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
fsm.mSegmentDataSkippedLine = __LINE__;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
int scanRes = 0;
|
|
|
|
/*
|
|
** The PLA has a particular format.
|
|
*/
|
|
scanRes = sscanf(current, "Preferred load address is %x", (unsigned*)&(inModule->mPreferredLoadAddress));
|
|
if(1 == scanRes)
|
|
{
|
|
fsm.mHasPreferredLoadAddress = __LINE__;
|
|
forceContinue = 1;
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, current, "Unable to obtain preferred load address.");
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
int scanRes = 0;
|
|
|
|
/*
|
|
** The timestamp has a particular format.
|
|
*/
|
|
scanRes = sscanf(current, "Timestamp is %x", (unsigned*)&(inModule->mTimestamp));
|
|
if(1 == scanRes)
|
|
{
|
|
fsm.mHasTimestamp = __LINE__;
|
|
forceContinue = 1;
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, current, "Unable to obtain timestamp.");
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/*
|
|
** The module is on a line by itself.
|
|
*/
|
|
inModule->mModule = strdup(current);
|
|
if(NULL != inModule->mModule)
|
|
{
|
|
fsm.mHasModule = __LINE__;
|
|
forceContinue = 1;
|
|
|
|
if(0 != inOptions->mMatchModuleCount)
|
|
{
|
|
unsigned matchLoop = 0;
|
|
|
|
/*
|
|
** If this module name doesn't match, then bail.
|
|
** Compare in a case sensitive manner, exact match only.
|
|
*/
|
|
for(matchLoop = 0; matchLoop < inOptions->mMatchModuleCount; matchLoop++)
|
|
{
|
|
if(0 == strcmp(inModule->mModule, inOptions->mMatchModules[matchLoop]))
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
|
|
if(matchLoop == inOptions->mMatchModuleCount)
|
|
{
|
|
/*
|
|
** A match did not occur, bail out of read loop.
|
|
** No error, however.
|
|
*/
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, current, "Unable to obtain module.");
|
|
}
|
|
}
|
|
}
|
|
|
|
if(0 == retval && 0 != ferror(inOptions->mInput))
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, inOptions->mInputName, "Unable to read file.");
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
|
|
static int qsortRVABase(const void* in1, const void* in2)
|
|
/*
|
|
** qsort callback to sort the symbols by their RVABase.
|
|
*/
|
|
{
|
|
MSMap_Symbol* sym1 = (MSMap_Symbol*)in1;
|
|
MSMap_Symbol* sym2 = (MSMap_Symbol*)in2;
|
|
int retval = 0;
|
|
|
|
if(sym1->mRVABase < sym2->mRVABase)
|
|
{
|
|
retval = -1;
|
|
}
|
|
else if(sym1->mRVABase > sym2->mRVABase)
|
|
{
|
|
retval = 1;
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
|
|
static int tsvout(Options* inOptions, unsigned inSize, MSMap_SegmentClass inClass, MSMap_SymbolScope inScope, const char* inModule, const char* inSegment, const char* inObject, const char* inSymbol)
|
|
/*
|
|
** Output a line of map information separated by tabs.
|
|
** Some items (const char*), if not present, will receive a default value.
|
|
*/
|
|
{
|
|
int retval = 0;
|
|
|
|
/*
|
|
** No need to output on no size.
|
|
** This can happen with zero sized segments,
|
|
** or an imported symbol which has multiple names (one will count).
|
|
*/
|
|
if(0 != inSize)
|
|
{
|
|
char objectBuf[0x100];
|
|
const char* symScope = NULL;
|
|
const char* segClass = NULL;
|
|
const char* undefined = "UNDEF";
|
|
|
|
/*
|
|
** Fill in unspecified values.
|
|
*/
|
|
if(NULL == inObject)
|
|
{
|
|
sprintf(objectBuf, "%s:%s:%s", undefined, inModule, inSegment);
|
|
inObject = objectBuf;
|
|
}
|
|
if(NULL == inSymbol)
|
|
{
|
|
inSymbol = inObject;
|
|
}
|
|
|
|
/*
|
|
** Convert some enumerations to text.
|
|
*/
|
|
switch(inClass)
|
|
{
|
|
case CODE:
|
|
segClass = "CODE";
|
|
break;
|
|
case DATA:
|
|
segClass = "DATA";
|
|
break;
|
|
default:
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, "", "Unable to determine class for output.");
|
|
break;
|
|
}
|
|
|
|
switch(inScope)
|
|
{
|
|
case PUBLIC:
|
|
symScope = "PUBLIC";
|
|
break;
|
|
case STATIC:
|
|
symScope = "STATIC";
|
|
break;
|
|
case UNDEFINED:
|
|
symScope = undefined;
|
|
break;
|
|
default:
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, "", "Unable to determine scope for symbol.");
|
|
break;
|
|
}
|
|
|
|
if(0 == retval)
|
|
{
|
|
int printRes = 0;
|
|
|
|
printRes = fprintf(inOptions->mOutput,
|
|
"%.8X\t%s\t%s\t%s\t%s\t%s\t%s\n",
|
|
inSize,
|
|
segClass,
|
|
symScope,
|
|
inModule,
|
|
inSegment,
|
|
inObject,
|
|
inSymbol
|
|
);
|
|
|
|
if(0 > printRes)
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, inOptions->mOutputName, "Unable to output tsv data.");
|
|
}
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
|
|
void cleanModule(MSMap_Module* inModule)
|
|
{
|
|
unsigned loop = 0;
|
|
|
|
for(loop = 0; loop < inModule->mSymbolCount; loop++)
|
|
{
|
|
CLEANUP(inModule->mSymbols[loop].mObject);
|
|
CLEANUP(inModule->mSymbols[loop].mSymbol);
|
|
}
|
|
CLEANUP(inModule->mSymbols);
|
|
|
|
for(loop = 0; loop < inModule->mSegmentCount; loop++)
|
|
{
|
|
CLEANUP(inModule->mSegments[loop].mSegment);
|
|
}
|
|
CLEANUP(inModule->mSegments);
|
|
|
|
CLEANUP(inModule->mModule);
|
|
|
|
memset(inModule, 0, sizeof(MSMap_Module));
|
|
}
|
|
|
|
|
|
int map2tsv(Options* inOptions)
|
|
/*
|
|
** Read all input.
|
|
** Output tab separated value data.
|
|
*/
|
|
{
|
|
int retval = 0;
|
|
MSMap_Module module;
|
|
|
|
memset(&module, 0, sizeof(module));
|
|
|
|
/*
|
|
** Read in the map file.
|
|
*/
|
|
retval = readmap(inOptions, &module);
|
|
if(0 == retval)
|
|
{
|
|
unsigned symLoop = 0;
|
|
MSMap_Symbol* symbol = NULL;
|
|
unsigned secLoop = 0;
|
|
MSMap_Segment* section = NULL;
|
|
unsigned size = 0;
|
|
unsigned dbSize = 0;
|
|
unsigned offsetSize = 0;
|
|
unsigned endOffset = 0;
|
|
|
|
/*
|
|
** Quick sort the symbols via RVABase.
|
|
*/
|
|
qsort(module.mSymbols, module.mSymbolCount, sizeof(MSMap_Symbol), qsortRVABase);
|
|
|
|
/*
|
|
** Go through all the symbols (in order by sort).
|
|
** Output their sizes.
|
|
*/
|
|
for(symLoop = 0; 0 == retval && symLoop < module.mSymbolCount; symLoop++)
|
|
{
|
|
symbol = &module.mSymbols[symLoop];
|
|
section = getSymbolSection(&module, symbol);
|
|
if (!section)
|
|
continue;
|
|
|
|
/*
|
|
** Use the symbol DB size if available.
|
|
*/
|
|
dbSize = symbol->mSymDBSize;
|
|
|
|
/*
|
|
** Guess using offsets.
|
|
** Is there a next symbol available? If so, its start offset is the end of this symbol.
|
|
** Otherwise, our section offset + length is the end of this symbol.
|
|
**
|
|
** The trick is, the DB size can not go beyond the offset size, for sanity.
|
|
*/
|
|
|
|
/*
|
|
** Try next symbol, but only if in same section.
|
|
** If still not, use the end of the segment.
|
|
** This implies we were the last symbol in the segment.
|
|
*/
|
|
if((symLoop + 1) < module.mSymbolCount)
|
|
{
|
|
MSMap_Symbol* nextSymbol = NULL;
|
|
MSMap_Segment* nextSection = NULL;
|
|
|
|
nextSymbol = &module.mSymbols[symLoop + 1];
|
|
nextSection = getSymbolSection(&module, nextSymbol);
|
|
|
|
if(section == nextSection)
|
|
{
|
|
endOffset = nextSymbol->mOffset;
|
|
}
|
|
else
|
|
{
|
|
endOffset = section->mOffset + section->mLength;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
endOffset = section->mOffset + section->mLength;
|
|
}
|
|
|
|
/*
|
|
** Can now guess at size.
|
|
*/
|
|
offsetSize = endOffset - symbol->mOffset;
|
|
|
|
/*
|
|
** Now, determine which size to use.
|
|
** This is really a sanity check as well.
|
|
*/
|
|
size = offsetSize;
|
|
if(0 != dbSize)
|
|
{
|
|
if(dbSize < offsetSize)
|
|
{
|
|
size = dbSize;
|
|
}
|
|
}
|
|
|
|
/*
|
|
** Output the symbol with the size.
|
|
*/
|
|
retval = tsvout(inOptions,
|
|
size,
|
|
section->mClass,
|
|
symbol->mScope,
|
|
module.mModule,
|
|
section->mSegment,
|
|
symbol->mObject,
|
|
symbol->mSymbol
|
|
);
|
|
|
|
/*
|
|
** Make sure we mark this amount of space as used in the section.
|
|
*/
|
|
section->mUsed += size;
|
|
}
|
|
|
|
/*
|
|
** Go through the sections, and those whose length is longer than the
|
|
** amount of space used, output dummy filler values.
|
|
*/
|
|
for(secLoop = 0; 0 == retval && secLoop < module.mSegmentCount; secLoop++)
|
|
{
|
|
section = &module.mSegments[secLoop];
|
|
|
|
if(section && section->mUsed < section->mLength)
|
|
{
|
|
retval = tsvout(inOptions,
|
|
section->mLength - section->mUsed,
|
|
section->mClass,
|
|
UNDEFINED,
|
|
module.mModule,
|
|
section->mSegment,
|
|
NULL,
|
|
NULL
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
** Cleanup.
|
|
*/
|
|
cleanModule(&module);
|
|
|
|
return retval;
|
|
}
|
|
|
|
|
|
int initOptions(Options* outOptions, int inArgc, char** inArgv)
|
|
/*
|
|
** returns int 0 if successful.
|
|
*/
|
|
{
|
|
int retval = 0;
|
|
int loop = 0;
|
|
int switchLoop = 0;
|
|
int match = 0;
|
|
const int switchCount = sizeof(gSwitches) / sizeof(gSwitches[0]);
|
|
Switch* current = NULL;
|
|
|
|
/*
|
|
** Set any defaults.
|
|
*/
|
|
memset(outOptions, 0, sizeof(Options));
|
|
outOptions->mProgramName = inArgv[0];
|
|
outOptions->mInput = stdin;
|
|
outOptions->mInputName = strdup("stdin");
|
|
outOptions->mOutput = stdout;
|
|
outOptions->mOutputName = strdup("stdout");
|
|
|
|
if(NULL == outOptions->mOutputName || NULL == outOptions->mInputName)
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, "stdin/stdout", "Unable to strdup.");
|
|
}
|
|
|
|
/*
|
|
** Go through and attempt to do the right thing.
|
|
*/
|
|
for(loop = 1; loop < inArgc && 0 == retval; loop++)
|
|
{
|
|
match = 0;
|
|
current = NULL;
|
|
|
|
for(switchLoop = 0; switchLoop < switchCount && 0 == retval; switchLoop++)
|
|
{
|
|
if(0 == strcmp(gSwitches[switchLoop]->mLongName, inArgv[loop]))
|
|
{
|
|
match = __LINE__;
|
|
}
|
|
else if(0 == strcmp(gSwitches[switchLoop]->mShortName, inArgv[loop]))
|
|
{
|
|
match = __LINE__;
|
|
}
|
|
|
|
if(match)
|
|
{
|
|
if(gSwitches[switchLoop]->mHasValue)
|
|
{
|
|
/*
|
|
** Attempt to absorb next option to fullfill value.
|
|
*/
|
|
if(loop + 1 < inArgc)
|
|
{
|
|
loop++;
|
|
|
|
current = gSwitches[switchLoop];
|
|
current->mValue = inArgv[loop];
|
|
}
|
|
}
|
|
else
|
|
{
|
|
current = gSwitches[switchLoop];
|
|
}
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
if(0 == match)
|
|
{
|
|
outOptions->mHelp = __LINE__;
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, inArgv[loop], "Unknown command line switch.");
|
|
}
|
|
else if(NULL == current)
|
|
{
|
|
outOptions->mHelp = __LINE__;
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, inArgv[loop], "Command line switch requires a value.");
|
|
}
|
|
else
|
|
{
|
|
/*
|
|
** Do something based on address/swtich.
|
|
*/
|
|
if(current == &gInputSwitch)
|
|
{
|
|
CLEANUP(outOptions->mInputName);
|
|
if(NULL != outOptions->mInput && stdin != outOptions->mInput)
|
|
{
|
|
fclose(outOptions->mInput);
|
|
outOptions->mInput = NULL;
|
|
}
|
|
|
|
outOptions->mInput = fopen(current->mValue, "r");
|
|
if(NULL == outOptions->mInput)
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, current->mValue, "Unable to open input file.");
|
|
}
|
|
else
|
|
{
|
|
outOptions->mInputName = strdup(current->mValue);
|
|
if(NULL == outOptions->mInputName)
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, current->mValue, "Unable to strdup.");
|
|
}
|
|
}
|
|
}
|
|
else if(current == &gOutputSwitch)
|
|
{
|
|
CLEANUP(outOptions->mOutputName);
|
|
if(NULL != outOptions->mOutput && stdout != outOptions->mOutput)
|
|
{
|
|
fclose(outOptions->mOutput);
|
|
outOptions->mOutput = NULL;
|
|
}
|
|
|
|
outOptions->mOutput = fopen(current->mValue, "a");
|
|
if(NULL == outOptions->mOutput)
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, current->mValue, "Unable to open output file.");
|
|
}
|
|
else
|
|
{
|
|
outOptions->mOutputName = strdup(current->mValue);
|
|
if(NULL == outOptions->mOutputName)
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, current->mValue, "Unable to strdup.");
|
|
}
|
|
}
|
|
}
|
|
else if(current == &gHelpSwitch)
|
|
{
|
|
outOptions->mHelp = __LINE__;
|
|
}
|
|
else if(current == &gMatchModuleSwitch)
|
|
{
|
|
void* moved = NULL;
|
|
|
|
/*
|
|
** Add the value to the list of allowed module names.
|
|
*/
|
|
moved = realloc(outOptions->mMatchModules, sizeof(char*) * (outOptions->mMatchModuleCount + 1));
|
|
if(NULL != moved)
|
|
{
|
|
outOptions->mMatchModules = (char**)moved;
|
|
outOptions->mMatchModules[outOptions->mMatchModuleCount] = strdup(current->mValue);
|
|
if(NULL != outOptions->mMatchModules[outOptions->mMatchModuleCount])
|
|
{
|
|
outOptions->mMatchModuleCount++;
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, current->mValue, "Unable to duplicate string.");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, current->mValue, "Unable to allocate space for string.");
|
|
}
|
|
}
|
|
else if(current == &gSymDBSwitch)
|
|
{
|
|
CLEANUP(outOptions->mSymDBName);
|
|
outOptions->mSymDBName = strdup(current->mValue);
|
|
if(NULL == outOptions->mSymDBName)
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, current->mValue, "Unable to duplicate symbol db name.");
|
|
}
|
|
}
|
|
else if(current == &gBatchModeSwitch)
|
|
{
|
|
outOptions->mBatchMode = __LINE__;
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, current->mLongName, "No handler for command line switch.");
|
|
}
|
|
}
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
|
|
void cleanOptions(Options* inOptions)
|
|
/*
|
|
** Clean up any open handles, et. al.
|
|
*/
|
|
{
|
|
CLEANUP(inOptions->mInputName);
|
|
if(NULL != inOptions->mInput && stdin != inOptions->mInput)
|
|
{
|
|
fclose(inOptions->mInput);
|
|
}
|
|
CLEANUP(inOptions->mOutputName);
|
|
if(NULL != inOptions->mOutput && stdout != inOptions->mOutput)
|
|
{
|
|
fclose(inOptions->mOutput);
|
|
}
|
|
while(0 != inOptions->mMatchModuleCount)
|
|
{
|
|
inOptions->mMatchModuleCount--;
|
|
CLEANUP(inOptions->mMatchModules[inOptions->mMatchModuleCount]);
|
|
}
|
|
CLEANUP(inOptions->mMatchModules);
|
|
|
|
cleanSymDB(&inOptions->mSymDB);
|
|
|
|
memset(inOptions, 0, sizeof(Options));
|
|
}
|
|
|
|
|
|
void showHelp(Options* inOptions)
|
|
/*
|
|
** Show some simple help text on usage.
|
|
*/
|
|
{
|
|
int loop = 0;
|
|
const int switchCount = sizeof(gSwitches) / sizeof(gSwitches[0]);
|
|
const char* valueText = NULL;
|
|
|
|
printf("usage:\t%s [arguments]\n", inOptions->mProgramName);
|
|
printf("\n");
|
|
printf("arguments:\n");
|
|
|
|
for(loop = 0; loop < switchCount; loop++)
|
|
{
|
|
if(gSwitches[loop]->mHasValue)
|
|
{
|
|
valueText = " <value>";
|
|
}
|
|
else
|
|
{
|
|
valueText = "";
|
|
}
|
|
|
|
printf("\t%s%s\n", gSwitches[loop]->mLongName, valueText);
|
|
printf("\t %s%s", gSwitches[loop]->mShortName, valueText);
|
|
printf(DESC_NEWLINE "%s\n\n", gSwitches[loop]->mDescription);
|
|
}
|
|
|
|
printf("This tool normalizes MS linker .map files for use by other tools.\n");
|
|
}
|
|
|
|
|
|
int batchMode(Options* inOptions)
|
|
/*
|
|
** Batch mode means that the input file is actually a list of map files.
|
|
** We simply swap out our input file names while we do this.
|
|
*/
|
|
{
|
|
int retval = 0;
|
|
char lineBuf[0x400];
|
|
FILE* realInput = NULL;
|
|
char* realInputName = NULL;
|
|
FILE* mapFile = NULL;
|
|
int finalRes = 0;
|
|
|
|
realInput = inOptions->mInput;
|
|
realInputName = inOptions->mInputName;
|
|
|
|
while(0 == retval && NULL != fgets(lineBuf, sizeof(lineBuf), realInput))
|
|
{
|
|
trimWhite(lineBuf);
|
|
|
|
/*
|
|
** Skip/allow blank lines.
|
|
*/
|
|
if('\0' == lineBuf[0])
|
|
{
|
|
continue;
|
|
}
|
|
|
|
/*
|
|
** Override what we believe to be the input for this line.
|
|
*/
|
|
inOptions->mInputName = lineBuf;
|
|
inOptions->mInput = fopen(lineBuf, "r");
|
|
if(NULL != inOptions->mInput)
|
|
{
|
|
int mapRes = 0;
|
|
|
|
/*
|
|
** Do it.
|
|
*/
|
|
mapRes = map2tsv(inOptions);
|
|
|
|
/*
|
|
** We report the first error that we encounter, but we continue.
|
|
** This is batch mode after all.
|
|
*/
|
|
if(0 == finalRes)
|
|
{
|
|
finalRes = mapRes;
|
|
}
|
|
|
|
/*
|
|
** Close the input file.
|
|
*/
|
|
fclose(inOptions->mInput);
|
|
}
|
|
else
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, lineBuf, "Unable to open map file.");
|
|
break;
|
|
}
|
|
}
|
|
|
|
if(0 == retval && 0 != ferror(realInput))
|
|
{
|
|
retval = __LINE__;
|
|
ERROR_REPORT(retval, realInputName, "Unable to read file.");
|
|
}
|
|
|
|
/*
|
|
** Restore what we've swapped.
|
|
*/
|
|
inOptions->mInput = realInput;
|
|
inOptions->mInputName = realInputName;
|
|
|
|
/*
|
|
** Report first map file error if there were no other operational
|
|
** problems.
|
|
*/
|
|
if(0 == retval)
|
|
{
|
|
retval = finalRes;
|
|
}
|
|
|
|
return retval;
|
|
}
|
|
|
|
|
|
int main(int inArgc, char** inArgv)
|
|
{
|
|
int retval = 0;
|
|
Options options;
|
|
|
|
retval = initOptions(&options, inArgc, inArgv);
|
|
if(options.mHelp)
|
|
{
|
|
showHelp(&options);
|
|
}
|
|
else if(0 == retval)
|
|
{
|
|
if(options.mBatchMode)
|
|
{
|
|
retval = batchMode(&options);
|
|
}
|
|
else
|
|
{
|
|
retval = map2tsv(&options);
|
|
}
|
|
}
|
|
|
|
cleanOptions(&options);
|
|
return retval;
|
|
}
|
|
|