bool can_be_mfc_app() {
netnode importz("$ imports");
if (importz != BADNODE) for (ulong ndx = importz.sup1st(); ndx != BADNODE; ndx = importz.supnxt(ndx)) try {
char impname[MAXSPECSIZE];
if (importz.supstr(ndx, CPY(impname)) > 0
&& pcre_match("^mfc\\d{2,}", impname, PCRE_CASELESS)) return true; // assumed by imported rtl
#ifdef _DEBUG
} catch (const std::exception &e) {
_RPT3(_CRT_ERROR, "%s(...): %s on iterating import node: index=0x%IX\n",
__FUNCTION__, e.what(), ndx);
#endif // _DEBUG
} catch (...) {
_RPT3(_CRT_ERROR, "%s(...): %s on iterating import node: index=0x%IX\n",
__FUNCTION__, "unknown exception", ndx);
}
char buf[MAXSPECSIZE/*??*/];
ulong total(0);
for (int counter = 0; counter < get_idasgn_qty(); ++counter) {
const long applieds(get_idasgn_desc(counter, CPY(buf), NULL, 0));
if (applieds != -1 && pcre_match("^vc(?:32|64)mfc", buf, PCRE_CASELESS))
switch (calc_idasgn_state(counter)) {
case IDASGN_APPLIED: total += applieds; break;
case IDASGN_CURRENT:
case IDASGN_PLANNED: return true;
}
}
return total > 0;
}
/*
#<pydoc>
def get_idasgn_desc(n):
"""
Get information about a signature in the list.
It returns: (name of signature, names of optional libraries)
See also: get_idasgn_desc_with_matches
@param n: number of signature in the list (0..get_idasgn_qty()-1)
@return: None on failure or tuple(signame, optlibs)
"""
pass
#</pydoc>
*/
static PyObject *py_get_idasgn_desc(int n)
{
char signame[MAXSTR];
char optlibs[MAXSTR];
if ( get_idasgn_desc(n, signame, sizeof(signame), optlibs, sizeof(optlibs)) < 0 )
Py_RETURN_NONE;
else
return Py_BuildValue("(ss)", signame, optlibs);
}
/*
#<pydoc>
def get_idasgn_desc(n):
"""
Get information about a signature in the list.
It returns: (name of signature, names of optional libraries)
See also: get_idasgn_desc_with_matches
@param n: number of signature in the list (0..get_idasgn_qty()-1)
@return: None on failure or tuple(signame, optlibs)
"""
pass
#</pydoc>
*/
static PyObject *py_get_idasgn_desc(int n)
{
qstring signame;
qstring optlibs;
if ( get_idasgn_desc(&signame, &optlibs, n) < 0 )
Py_RETURN_NONE;
else
return Py_BuildValue("(ss)", signame.c_str(), optlibs.c_str());
}
/*
#<pydoc>
def get_idasgn_desc_with_matches(n):
"""
Get information about a signature in the list.
It returns: (name of signature, names of optional libraries, number of matches)
@param n: number of signature in the list (0..get_idasgn_qty()-1)
@return: None on failure or tuple(signame, optlibs, nmatches)
"""
pass
#</pydoc>
*/
static PyObject *py_get_idasgn_desc_with_matches(int n)
{
char signame[MAXSTR];
char optlibs[MAXSTR];
int32 matches = get_idasgn_desc(n, signame, sizeof(signame), optlibs, sizeof(optlibs));
if ( matches < 0 )
Py_RETURN_NONE;
else
return Py_BuildValue("(ssi)", signame, optlibs, matches);
}
/*
#<pydoc>
def get_idasgn_desc_with_matches(n):
"""
Get information about a signature in the list.
It returns: (name of signature, names of optional libraries, number of matches)
@param n: number of signature in the list (0..get_idasgn_qty()-1)
@return: None on failure or tuple(signame, optlibs, nmatches)
"""
pass
#</pydoc>
*/
static PyObject *py_get_idasgn_desc_with_matches(int n)
{
qstring signame;
qstring optlibs;
int32 matches = get_idasgn_desc(&signame, &optlibs, n);
if ( matches < 0 )
Py_RETURN_NONE;
else
return Py_BuildValue("(ssi)", signame.c_str(), optlibs.c_str(), matches);
}
ulong get_signature_state(const char *signame) {
_ASSERTE(signame != 0 && *signame != 0);
if (signame != 0 && *signame != 0) {
std::string pattern(signame);
const int extpos(pcre_match("\\.sig$", pattern.c_str(), PCRE_CASELESS));
if (extpos >= 0) pattern.erase(extpos);
const PCRE::regexp regex(pattern.insert(0, "^\\Q").append("\\E(?:\\.sig)?$"), PCRE_CASELESS/*, true*/);
if (!regex) throw fmt_exception("failed to compile regexp for \"%s\"", signame);
char buf[MAXSPECSIZE/*??*/];
for (int counter = 0; counter < get_idasgn_qty(); ++counter) {
const long applieds(get_idasgn_desc(counter, CPY(buf), NULL, 0));
if (applieds >= 0 && regex.match(buf)) {
const ulong state(static_cast<ulong>(calc_idasgn_state(counter)));
_ASSERTE(state <= 7);
if (state == IDASGN_APPLIED || state == IDASGN_CURRENT || state == IDASGN_PLANNED)
return static_cast<ulong>(applieds) & SIG_COUNT | (state & 7) << 29;
}
}
}
return (IDASGN_BADARG & 7) << 29; // signature not in list
}
