static void run_first_instance()
{
char * file;
slist_t * sl1 = NULL;
slist_t * sl2 = NULL;
int ret;
msg ("\n---------------------------------------------------\n"
"PatchDiff Plugin v2.0.10\n"
"Copyright (c) 2010-2011, Nicolas Pouvesle\n"
"Copyright (C) 2007-2009, Tenable Network Security, Inc\n"
"---------------------------------------------------\n\n");
ret = backup_load_results(&d_engine, d_opt);
if (ret == 1)
{
display_results(d_engine);
return;
}
else if (ret == -1)
{
return;
}
show_wait_box ("PatchDiff is in progress ...");
msg ("Scanning for functions ...\n");
msg ("parsing second idb...\n");
sl2 = parse_second_idb(&file, d_opt);
if (!sl2)
{
msg("Error: IDB2 parsing cancelled or failed.\n");
hide_wait_box();
return;
}
msg ("parsing first idb...\n");
sl1 = parse_idb ();
if (!sl1)
{
msg("Error: IDB1 parsing failed.\n");
siglist_free(sl2);
hide_wait_box();
return;
}
msg ("diffing...\n");
generate_diff(&d_engine, sl1, sl2, file, true, d_opt);
msg ("done!\n");
hide_wait_box();
if (sl1) siglist_partial_free(sl1);
if (sl2) siglist_partial_free(sl2);
}
//--------------------------------------------------------------------------
inline void set_wait_box(const char *mesg)
{
if ( wait_box_visible )
{
replace_wait_box("HIDECANCEL\n%s", mesg);
}
else
{
wait_box_visible = true;
show_wait_box("HIDECANCEL\n%s", mesg);
}
}
void propagate_match(deng_t * eng, psig_t * s1, psig_t * s2, int options)
{
size_t i;
deng_t * d = NULL;
slist_t * l1, * l2;
if (options)
{
show_wait_box ("PatchDiff is in progress ...");
l1 = siglist_init(eng->ulist->num, eng->ulist->file);
l2 = siglist_init(eng->ulist->num, eng->ulist->file);
for (i=0; i<eng->ulist->num; i++)
if (!eng->ulist->sigs[i]->msig)
{
if (eng->ulist->sigs[i]->nfile == 1)
siglist_add(l1, eng->ulist->sigs[i]);
else
siglist_add(l2, eng->ulist->sigs[i]);
}
generate_diff(&d, l1, l2, eng->ulist->file, false, NULL);
siglist_partial_free(l1);
siglist_partial_free(l2);
hide_wait_box();
}
i = 0;
while (i<eng->ulist->num)
{
s1 = eng->ulist->sigs[i];
s2 = s1->msig;
if (!s2)
i++;
else
{
if (s1->nfile == 1)
{
if (sig_equal(s1, s2, DIFF_EQUAL_SIG_HASH))
siglist_add(eng->ilist, s1);
else
siglist_add(eng->mlist, s1);
}
siglist_remove(eng->ulist, i);
}
}
}
//---------------------------------------------------------------------------
// Redraw the chart
void __fastcall TChatForm::RefreshChart(TObject *Sender)
{
ea_t ea1, ea2;
// check the selection
if ( callui(ui_readsel, &ea1, &ea2).cnd )
{
char buf[MAXSTR];
qsnprintf(buf, sizeof(buf), "0x%a", ea1); Edit1->Text = buf;
qsnprintf(buf, sizeof(buf), "0x%a", ea2); Edit2->Text = buf;
}
// get the starting and ending addresses
char err[MAXSTR];
ea_t here = get_screen_ea();
if ( !calcexpr_long(here, Edit1->Text.c_str(), &ea1, err, sizeof(err)) )
{
warning("%s", err);
BringToFront();
return;
}
if ( !calcexpr_long(here, Edit2->Text.c_str(), &ea2, err, sizeof(err)) )
{
warning("%s", err);
BringToFront();
return;
}
// fill the data
show_wait_box("HIDECANCEL\nGenerating the graph");
ch->Series[0]->Clear();
while ( ea1 < ea2 )
{
char label[MAXSTR];
ea2str(ea1, label, sizeof(label)); // generation of the label text takes time, you may want to remove it
ch->Series[0]->AddXY(ea1, get_byte(ea1), label, TColor(clTeeColor));
ea1 = next_not_tail(ea1);
}
hide_wait_box();
}
static void idaapi run(int /* arg */)
{
static char mapFileName[_MAX_PATH] = { 0 };
// If user press shift key, show options dialog
if (GetAsyncKeyState(VK_SHIFT) & 0x8000)
{
ShowOptionsDlg();
}
ulong numOfSegs = (ulong) get_segm_qty();
if (0 == numOfSegs)
{
warning("Not found any segments");
return;
}
if ('\0' == mapFileName[0])
{
// First run
strncpy(mapFileName, get_input_file_path(), sizeof(mapFileName));
WIN32CHECK(PathRenameExtension(mapFileName, ".map"));
}
// Show open map file dialog
char *fname = askfile_c(0, mapFileName, "Open MAP file");
if (NULL == fname)
{
msg("LoadMap: User cancel\n");
return;
}
// Open the map file
LPSTR pMapStart = NULL;
DWORD mapSize = INVALID_FILE_SIZE;
MAP_OPEN_ERROR eRet = MapFileOpen(fname, pMapStart, mapSize);
switch (eRet)
{
case WIN32_ERROR:
warning("Could not open file '%s'.\nWin32 Error Code = 0x%08X",
fname, GetLastError());
return;
case FILE_EMPTY_ERROR:
warning("File '%s' is empty, zero size", fname);
return;
case FILE_BINARY_ERROR:
warning("File '%s' seem to be a binary or Unicode file", fname);
return;
case OPEN_NO_ERROR:
default:
break;
}
bool foundHdr = false;
ulong validSyms = 0;
ulong invalidSyms = 0;
// The mark pointer to the end of memory map file
// all below code must not read or write at and over it
LPSTR pMapEnd = pMapStart + mapSize;
show_wait_box("Parsing and applying symbols from the Map file '%s'", fname);
__try
{
LPSTR pLine = pMapStart;
LPSTR pEOL = pMapStart;
while (pLine < pMapEnd)
{
// Skip the spaces, '\r', '\n' characters, blank lines, seek to the
// non space character at the beginning of a non blank line
pLine = SkipSpaces(pEOL, pMapEnd);
// Find the EOL '\r' or '\n' characters
pEOL = FindEOL(pLine, pMapEnd);
size_t lineLen = (size_t) (pEOL - pLine);
if (lineLen < g_minLineLen)
{
continue;
}
if (!foundHdr)
{
if ((0 == strnicmp(pLine, VC_HDR_START , lineLen)) ||
(0 == strnicmp(pLine, BL_HDR_NAME_START , lineLen)) ||
(0 == strnicmp(pLine, BL_HDR_VALUE_START, lineLen)))
{
foundHdr = true;
}
}
else
{
ulong seg = SREG_NUM;
ulong addr = BADADDR;
char name[MAXNAMELEN + 1];
char fmt[80];
name[0] = '\0';
fmt[0] = '\0';
// Get segment number, address, name, by pass spaces at beginning,
// between ':' character, between address and name
int ret = _snscanf(pLine, min(lineLen, MAXNAMELEN + g_minLineLen),
" %04X : %08X %s", &seg, &addr, name);
if (3 != ret)
{
// we have parsed to end of value/name symbols table or reached EOF
_snprintf(fmt, sizeof(fmt), "Parsing finished at line: '%%.%ds'.\n", lineLen);
ShowMsg(fmt, pLine);
break;
}
else if ((0 == seg) || (--seg >= numOfSegs) ||
(BADADDR == addr) || ('\0' == name[0]))
{
sprintf(fmt, "Invalid map line: %%.%ds.\n", lineLen);
ShowMsg(fmt, pLine);
invalidSyms++;
}
else
{
// Ensure name is NULL terminated
name[MAXNAMELEN] = '\0';
// Determine the DeDe map file
bool bNameApply = g_options.bNameApply;
char *pname = name;
if (('<' == pname[0]) && ('-' == pname[1]))
{
// Functions indicator symbol of DeDe map
pname += 2;
bNameApply = true;
}
else if ('*' == pname[0])
{
// VCL controls indicator symbol of DeDe map
pname++;
bNameApply = false;
}
else if (('-' == pname[0]) && ('>' == pname[1]))
{
// VCL methods indicator symbol of DeDe map
pname += 2;
bNameApply = false;
}
ulong la = addr + getnseg((int) seg)->startEA;
flags_t f = getFlags(la);
if (bNameApply) // Apply symbols for name
{
// Add name if there's no meaningful name assigned.
if (g_options.bReplace ||
(!has_name(f) || has_dummy_name(f) || has_auto_name(f)))
{
if (set_name(la, pname, SN_NOWARN))
{
ShowMsg("%04X:%08X - Change name to '%s' successed\n",
seg, la, pname);
validSyms++;
}
else
{
ShowMsg("%04X:%08X - Change name to '%s' failed\n",
seg, la, pname);
invalidSyms++;
}
}
}
else if (g_options.bReplace || !has_cmt(f))
{
// Apply symbols for comment
if (set_cmt(la, pname, false))
{
ShowMsg("%04X:%08X - Change comment to '%s' successed\n",
seg, la, pname);
validSyms++;
}
else
{
ShowMsg("%04X:%08X - Change comment to '%s' failed\n",
seg, la, pname);
invalidSyms++;
}
}
}
}
}
}
__finally
{
MapFileClose(pMapStart);
hide_wait_box();
}
if (!foundHdr)
{
warning("File '%s' is not a valid Map file", fname);
}
else
{
// Save file name for next askfile_c dialog
strncpy(mapFileName, fname, sizeof(mapFileName));
// Show the result
msg("Result of loading and parsing the Map file '%s'\n"
" Number of Symbols applied: %d\n"
" Number of Invalid Symbols: %d\n\n",
fname, validSyms, invalidSyms);
}
}