gecko-dev/tools/codesighs/msdump2symdb.c

1091 строка
34 KiB
C

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is msdump2symdb.c code, released
* Jan 16, 2003.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 2002
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Garrett Arch Blythe, 16-January-2003
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <ctype.h>
#include <errno.h>
#define ERROR_REPORT(num, val, msg) fprintf(stderr, "error(%d):\t\"%s\"\t%s\n", (num), (val), (msg));
#define CLEANUP(ptr) do { if(NULL != ptr) { free(ptr); ptr = NULL; } } while(0)
typedef struct __struct_Options
/*
** Options to control how we perform.
**
** mProgramName Used in help text.
** mInput File to read for input.
** Default is stdin.
** mInputName Name of the file.
** mOutput Output file, append.
** Default is stdout.
** mOutputName Name of the file.
** mHelp Whether or not help should be shown.
*/
{
const char* mProgramName;
FILE* mInput;
char* mInputName;
FILE* mOutput;
char* mOutputName;
int mHelp;
}
Options;
typedef struct __struct_Switch
/*
** Command line options.
*/
{
const char* mLongName;
const char* mShortName;
int mHasValue;
const char* mValue;
const char* mDescription;
}
Switch;
#define DESC_NEWLINE "\n\t\t"
static Switch gInputSwitch = {"--input", "-i", 1, NULL, "Specify input file." DESC_NEWLINE "stdin is default."};
static Switch gOutputSwitch = {"--output", "-o", 1, NULL, "Specify output file." DESC_NEWLINE "Appends if file exists." DESC_NEWLINE "stdout is default."};
static Switch gHelpSwitch = {"--help", "-h", 0, NULL, "Information on usage."};
static Switch* gSwitches[] = {
&gInputSwitch,
&gOutputSwitch,
&gHelpSwitch
};
typedef struct __struct_MSDump_Symbol
/*
** Struct to hold infomration on a symbol.
**
** mSize Size of the symbol once all work is complete.
** mOffset Offset of the symbol in the section.
** mName Symbolic name.
*/
{
unsigned mSize;
unsigned mOffset;
char* mName;
}
MSDump_Symbol;
typedef struct __struct_MSDump_Section
/*
** Struct for holding information on a section.
**
** mLength Length of the section in bytes.
** mUsed Number of bytes used in the section thus far.
** Should eventually match mLength after work is done.
** mType Type of section, as string (.data, .text, et. al.)
** mSymbols Symbols found inside the section.
** mSymbolCount Number of symbols in array.
*/
{
unsigned mLength;
unsigned mUsed;
char* mType;
MSDump_Symbol* mSymbols;
unsigned mSymbolCount;
}
MSDump_Section;
typedef struct __struct_MSDump_Object
/*
** Struct for holding object's data.
*/
{
char* mObject;
MSDump_Section* mSections;
unsigned mSectionCount;
}
MSDump_Object;
typedef struct __struct_MSDump_ReadState
/*
** State flags while reading the input gives us hints on what to do.
**
** mSkipLines Number of lines to skip without parsing.
** mSectionDetails Section information next, like line length.
** mCurrentObject Object file we are dealing with.
*/
{
unsigned mSkipLines;
unsigned mSectionDetails;
MSDump_Object* mCurrentObject;
}
MSDump_ReadState;
typedef struct __struct_MSDump_Container
/*
** Umbrella container for all data encountered.
*/
{
MSDump_ReadState mReadState;
MSDump_Object* mObjects;
unsigned mObjectCount;
}
MSDump_Container;
void trimWhite(char* inString)
/*
** Remove any whitespace from the end of the string.
*/
{
int len = strlen(inString);
while(len)
{
len--;
if(isspace(*(inString + len)))
{
*(inString + len) = '\0';
}
else
{
break;
}
}
}
const char* skipWhite(const char* inString)
/*
** Return pointer to first non white space character.
*/
{
const char* retval = inString;
while('\0' != *retval && isspace(*retval))
{
retval++;
}
return retval;
}
const char* skipNonWhite(const char* inString)
/*
** Return pointer to first white space character.
*/
{
const char* retval = inString;
while('\0' != *retval && !isspace(*retval))
{
retval++;
}
return retval;
}
void slash2bs(char* inString)
/*
** Change any forward slash to a backslash.
*/
{
char* slash = inString;
while(NULL != (slash = strchr(slash, '/')))
{
*slash = '\\';
slash++;
}
}
const char* skipToArg(const char* inString, unsigned inArgIndex)
/*
** Return pointer either to the arg or NULL.
** 1 indexed.
*/
{
const char* retval = NULL;
while(0 != inArgIndex && '\0' != *inString)
{
inArgIndex--;
inString = skipWhite(inString);
if(0 != inArgIndex)
{
inString = skipNonWhite(inString);
}
}
if('\0' != *inString)
{
retval = inString;
}
return retval;
}
const char* getLastArg(const char* inString)
/*
** Return pointer to last arg in string.
*/
{
const char* retval = NULL;
int length = 0;
int sawString = 0;
length = strlen(inString);
while(0 != length)
{
length--;
if(0 == sawString)
{
if(0 == isspace(inString[length]))
{
sawString = __LINE__;
}
}
else
{
if(0 != isspace(inString[length]))
{
retval = inString + length + 1;
}
}
}
return retval;
}
int processLine(Options* inOptions, MSDump_Container* inContainer, const char* inLine)
/*
** Handle one line at a time.
** Looking for several different types of lines.
** Ignore all other lines.
** The container is the state machine.
** returns 0 on no error.
*/
{
int retval = 0;
/*
** Check to see if we were expecting section details.
*/
if(0 != inContainer->mReadState.mSectionDetails)
{
const char* length = NULL;
unsigned sectionIndex = 0;
/*
** Detail is a 1 based index....
** Reset.
*/
sectionIndex = inContainer->mReadState.mSectionDetails - 1;
inContainer->mReadState.mSectionDetails = 0;
if(0 == strncmp(" Section length", inLine, 18))
{
const char* sectionLength = NULL;
unsigned numericLength = 0;
char* endScan = NULL;
sectionLength = skipWhite(inLine + 18);
errno = 0;
numericLength = strtoul(sectionLength, &endScan, 16);
if(0 == errno && endScan != sectionLength)
{
inContainer->mReadState.mCurrentObject->mSections[sectionIndex].mLength = numericLength;
}
else
{
retval = __LINE__;
ERROR_REPORT(retval, inLine, "Cannot scan for section length.");
}
}
else
{
retval = __LINE__;
ERROR_REPORT(retval, inLine, "Cannot parse section line.");
}
}
/*
** Check for switching object file symbols.
*/
else if(0 == strncmp("Dump of file ", inLine, 13))
{
const char* dupMe = inLine + 13;
char* dup = NULL;
dup = strdup(dupMe);
if(NULL != dup)
{
void* growth = NULL;
trimWhite(dup);
slash2bs(dup);
growth = realloc(inContainer->mObjects, (inContainer->mObjectCount + 1) * sizeof(MSDump_Object));
if(NULL != growth)
{
unsigned int index = inContainer->mObjectCount;
inContainer->mObjectCount++;
inContainer->mObjects = growth;
memset(inContainer->mObjects + index, 0, sizeof(MSDump_Object));
inContainer->mObjects[index].mObject = dup;
/*
** Reset the read state for this new object.
*/
memset(&inContainer->mReadState, 0, sizeof(MSDump_ReadState));
/*
** Record our current object file.
*/
inContainer->mReadState.mCurrentObject = inContainer->mObjects + index;
/*
** We can skip a few lines.
*/
inContainer->mReadState.mSkipLines = 4;
}
else
{
retval = __LINE__;
ERROR_REPORT(retval, dup, "Unable to grow object array.");
free(dup);
}
}
else
{
retval = __LINE__;
ERROR_REPORT(retval, dupMe, "Unable to copy string.");
}
}
/*
** Check for a symbol dump or a section header.
*/
else if(isxdigit(*inLine) && isxdigit(*(inLine + 1)) && isxdigit(*(inLine + 2)))
{
const char* sectionString = NULL;
/*
** Determine the section for this line.
** Ignore DEBUG sections.
*/
sectionString = skipToArg(inLine, 3);
if(NULL != sectionString)
{
if(0 != strncmp(sectionString, "DEBUG", 5) && 0 != strncmp(sectionString, "ABS", 3) && 0 != strncmp(sectionString, "UNDEF", 5))
{
/*
** MUST start with "SECT"
*/
if(0 == strncmp(sectionString, "SECT", 4))
{
unsigned sectionIndex1 = 0;
char *endScan = NULL;
sectionString += 4;
/*
** Convert the remaining string to an index.
** It will be 1 based.
*/
errno = 0;
sectionIndex1 = strtoul(sectionString, &endScan, 16);
if(0 == errno && endScan != sectionString && 0 != sectionIndex1)
{
unsigned sectionIndex = sectionIndex1 - 1;
/*
** Is this a new section? Assumed to be ascending.
** Or is this a symbol in the section?
*/
if(sectionIndex1 > inContainer->mReadState.mCurrentObject->mSectionCount)
{
const char* typeArg = NULL;
/*
** New Section, figure out the type.
*/
typeArg = skipToArg(sectionString, 5);
if(NULL != typeArg)
{
char* typeDup = NULL;
/*
** Skip the leading period before duping.
*/
if('.' == *typeArg)
{
typeArg++;
}
typeDup = strdup(typeArg);
if(NULL != typeDup)
{
void* moved = NULL;
char* nonWhite = NULL;
/*
** Terminate the duplicate after the section type.
*/
nonWhite = (char*)skipNonWhite(typeDup);
if(NULL != nonWhite)
{
*nonWhite = '\0';
}
/*
** Create more space for the section in the object...
*/
moved = realloc(inContainer->mReadState.mCurrentObject->mSections, sizeof(MSDump_Section) * sectionIndex1);
if(NULL != moved)
{
unsigned oldCount = inContainer->mReadState.mCurrentObject->mSectionCount;
inContainer->mReadState.mCurrentObject->mSections = (MSDump_Section*)moved;
inContainer->mReadState.mCurrentObject->mSectionCount = sectionIndex1;
memset(&inContainer->mReadState.mCurrentObject->mSections[oldCount], 0, sizeof(MSDump_Section) * (sectionIndex1 - oldCount));
/*
** Other section details.
*/
inContainer->mReadState.mCurrentObject->mSections[sectionIndex].mType = typeDup;
/*
** Mark it so that we look for the length on the next line.
** This happens on next entry into the read state.
*/
inContainer->mReadState.mSectionDetails = sectionIndex1;
}
else
{
retval = __LINE__;
ERROR_REPORT(retval, inLine, "Unable to grow for new section.");
free(typeDup);
}
}
else
{
retval = __LINE__;
ERROR_REPORT(retval, typeArg, "Unable to duplicate type.");
}
}
else
{
retval = __LINE__;
ERROR_REPORT(retval, inLine, "Unable to determine section type.");
}
}
else
{
const char* offsetArg = NULL;
const char* classArg = NULL;
unsigned classWords = 1;
const char* symbolArg = NULL;
/*
** This is an section we've seen before, and must list a symbol.
** Figure out the things we want to know about the symbol, e.g. size.
** We will ignore particular classes of symbols.
*/
offsetArg = skipToArg(inLine, 2);
classArg = skipToArg(offsetArg, 4);
if(0 == strncmp(classArg, "()", 2))
{
classArg = skipToArg(classArg, 2);
}
if(0 == strncmp(classArg, ".bf or.ef", 9))
{
classWords = 2;
}
symbolArg = skipToArg(classArg, 3 + (classWords - 1));
/*
** Skip particular lines/items.
*/
if(
0 != strncmp(classArg, "Label", 5) &&
0 != strncmp(symbolArg, ".bf", 3) &&
0 != strncmp(symbolArg, ".lf", 3) &&
0 != strncmp(symbolArg, ".ef", 3)
)
{
char* endOffsetArg = NULL;
unsigned offset = 0;
/*
** Convert the offset to something meaninful (size).
*/
errno = 0;
offset = strtoul(offsetArg, &endOffsetArg, 16);
if(0 == errno && endOffsetArg != offsetArg)
{
void* moved = NULL;
/*
** Increase the size of the symbol array in the section.
** Assumed symbols are unique within each section.
*/
moved = realloc(inContainer->mReadState.mCurrentObject->mSections[sectionIndex].mSymbols, sizeof(MSDump_Symbol) * (inContainer->mReadState.mCurrentObject->mSections[sectionIndex].mSymbolCount + 1));
if(NULL != moved)
{
unsigned symIndex = 0;
/*
** Record symbol details.
** Assumed symbols are encountered in order for their section (size calc depends on it).
*/
symIndex = inContainer->mReadState.mCurrentObject->mSections[sectionIndex].mSymbolCount;
inContainer->mReadState.mCurrentObject->mSections[sectionIndex].mSymbolCount++;
inContainer->mReadState.mCurrentObject->mSections[sectionIndex].mSymbols = (MSDump_Symbol*)moved;
memset(&inContainer->mReadState.mCurrentObject->mSections[sectionIndex].mSymbols[symIndex], 0, sizeof(MSDump_Symbol));
inContainer->mReadState.mCurrentObject->mSections[sectionIndex].mSymbols[symIndex].mOffset = offset;
/*
** We could allocate smarter here if it ever mattered.
*/
inContainer->mReadState.mCurrentObject->mSections[sectionIndex].mSymbols[symIndex].mName = strdup(symbolArg);
if(NULL != inContainer->mReadState.mCurrentObject->mSections[sectionIndex].mSymbols[symIndex].mName)
{
char* trim = NULL;
trim = (char*)skipNonWhite(inContainer->mReadState.mCurrentObject->mSections[sectionIndex].mSymbols[symIndex].mName);
if(NULL != trim)
{
*trim = '\0';
}
}
else
{
retval = __LINE__;
ERROR_REPORT(retval, inLine, "Unable to duplicate symbol name.");
}
}
else
{
retval = __LINE__;
ERROR_REPORT(retval, inLine, "Unable to grow symbol array for section.");
}
}
else
{
retval = __LINE__;
ERROR_REPORT(retval, inLine, "Unable to convert offset to a number.");
}
}
}
}
else
{
retval = __LINE__;
ERROR_REPORT(retval, inLine, "Unable to determine section index.");
}
}
else
{
retval = __LINE__;
ERROR_REPORT(retval, inLine, "No match for section prefix.");
}
}
}
else
{
retval = __LINE__;
ERROR_REPORT(retval, inLine, "Unable to scan for section.");
}
}
return retval;
}
void dumpCleanup(MSDump_Container* inContainer)
/*
** Attempt to be nice and free up what we have allocated.
*/
{
unsigned objectLoop = 0;
unsigned sectionLoop = 0;
unsigned symbolLoop = 0;
for(objectLoop = 0; objectLoop < inContainer->mObjectCount; objectLoop++)
{
for(sectionLoop = 0; sectionLoop < inContainer->mObjects[objectLoop].mSectionCount; sectionLoop++)
{
for(symbolLoop = 0; symbolLoop < inContainer->mObjects[objectLoop].mSections[sectionLoop].mSymbolCount; symbolLoop++)
{
CLEANUP(inContainer->mObjects[objectLoop].mSections[sectionLoop].mSymbols[symbolLoop].mName);
}
inContainer->mObjects[objectLoop].mSections[sectionLoop].mSymbolCount = 0;
CLEANUP(inContainer->mObjects[objectLoop].mSections[sectionLoop].mSymbols);
CLEANUP(inContainer->mObjects[objectLoop].mSections[sectionLoop].mType);
}
inContainer->mObjects[objectLoop].mSectionCount = 0;
CLEANUP(inContainer->mObjects[objectLoop].mSections);
}
CLEANUP(inContainer->mObjects);
inContainer->mObjectCount = 0;
}
int qsortSymOffset(const void* in1, const void* in2)
/*
** qsort callback to sort the symbols by their offset.
*/
{
MSDump_Symbol* sym1 = (MSDump_Symbol*)in1;
MSDump_Symbol* sym2 = (MSDump_Symbol*)in2;
int retval = 0;
if(sym1->mOffset < sym2->mOffset)
{
retval = 1;
}
else if(sym1->mOffset > sym2->mOffset)
{
retval = -1;
}
return retval;
}
int calcContainer(Options* inOptions, MSDump_Container* inContainer)
/*
** Resposible for doing any size calculations based on the offsets known.
** After this calculation, each sections mUsed will match mSize.
** After this calculation, all symbols should know how big they are.
*/
{
int retval = 0;
unsigned objectLoop = 0;
unsigned sectionLoop = 0;
unsigned symbolLoop = 0;
/*
** Need to sort all symbols by their offsets.
*/
for(objectLoop = 0; 0 == retval && objectLoop < inContainer->mObjectCount; objectLoop++)
{
for(sectionLoop = 0; 0 == retval && sectionLoop < inContainer->mObjects[objectLoop].mSectionCount; sectionLoop++)
{
qsort(
inContainer->mObjects[objectLoop].mSections[sectionLoop].mSymbols,
inContainer->mObjects[objectLoop].mSections[sectionLoop].mSymbolCount,
sizeof(MSDump_Symbol),
qsortSymOffset
);
}
}
/*
** Need to go through all symbols and calculate their size.
*/
for(objectLoop = 0; 0 == retval && objectLoop < inContainer->mObjectCount; objectLoop++)
{
for(sectionLoop = 0; 0 == retval && sectionLoop < inContainer->mObjects[objectLoop].mSectionCount; sectionLoop++)
{
for(symbolLoop = 0; 0 == retval && symbolLoop < inContainer->mObjects[objectLoop].mSections[sectionLoop].mSymbolCount; symbolLoop++)
{
inContainer->mObjects[objectLoop].mSections[sectionLoop].mSymbols[symbolLoop].mSize =
inContainer->mObjects[objectLoop].mSections[sectionLoop].mLength -
inContainer->mObjects[objectLoop].mSections[sectionLoop].mUsed -
inContainer->mObjects[objectLoop].mSections[sectionLoop].mSymbols[symbolLoop].mOffset;
inContainer->mObjects[objectLoop].mSections[sectionLoop].mUsed +=
inContainer->mObjects[objectLoop].mSections[sectionLoop].mSymbols[symbolLoop].mSize;
}
}
}
return retval;
}
int reportContainer(Options* inOptions, MSDump_Container* inContainer)
/*
** Display all symbols and their data.
** We'll use a tsv format.
*/
{
int retval = 0;
unsigned objectLoop = 0;
unsigned sectionLoop = 0;
unsigned symbolLoop = 0;
int printRes = 0;
for(objectLoop = 0; 0 == retval && objectLoop < inContainer->mObjectCount; objectLoop++)
{
for(sectionLoop = 0; 0 == retval && sectionLoop < inContainer->mObjects[objectLoop].mSectionCount; sectionLoop++)
{
for(symbolLoop = 0; 0 == retval && symbolLoop < inContainer->mObjects[objectLoop].mSections[sectionLoop].mSymbolCount; symbolLoop++)
{
printRes = fprintf(inOptions->mOutput, "%s\t%s\t%.8X\t%s\n",
inContainer->mObjects[objectLoop].mSections[sectionLoop].mSymbols[symbolLoop].mName,
inContainer->mObjects[objectLoop].mSections[sectionLoop].mType,
inContainer->mObjects[objectLoop].mSections[sectionLoop].mSymbols[symbolLoop].mSize,
inContainer->mObjects[objectLoop].mObject
);
if(0 > printRes)
{
retval = __LINE__;
ERROR_REPORT(retval, inOptions->mOutputName, "Unable to write to file.");
}
}
}
}
return retval;
}
int dump2symdb(Options* inOptions)
/*
** Convert the input into the output, respecting the options.
** Returns 0 on success.
*/
{
int retval = 0;
char lineBuffer[0x800];
MSDump_Container container;
memset(&container, 0, sizeof(container));
/*
** Read the file line by line.
*/
while(0 == retval && NULL != fgets(lineBuffer, sizeof(lineBuffer), inOptions->mInput))
{
if(0 != container.mReadState.mSkipLines)
{
container.mReadState.mSkipLines--;
continue;
}
retval = processLine(inOptions, &container, lineBuffer);
}
/*
** Perform whatever calculations desired.
*/
if(0 == retval)
{
retval = calcContainer(inOptions, &container);
}
/*
** Output what we know.
*/
if(0 == retval)
{
retval = reportContainer(inOptions, &container);
}
/*
** Cleanup what we've done.
*/
dumpCleanup(&container);
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
{
retval = __LINE__;
ERROR_REPORT(retval, current->mLongName, "No handler for command line switch.");
}
}
}
return retval;
}
void cleanOptions(Options* inOptions)
/*
** Clean up any open handles.
*/
{
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);
}
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 takes the output of \"dumpbin /symbols\" to produce a simple\n");
printf("tsv db file of symbols and their respective attributes, like size.\n");
}
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)
{
retval = dump2symdb(&options);
}
cleanOptions(&options);
return retval;
}