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cemu-idapython/swig/bytes.i
elias.bachaalany@gmail.com 866e631dc7 Added IDA Pro 6.1 SP1 changes (thanks to Arnaud from Hex-Rays)
2014-02-04 02:31:52 +00:00

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// Make get_any_cmt() work
%apply unsigned char *OUTPUT { color_t *cmttype };
// For get_enum_id()
%apply unsigned char *OUTPUT { uchar *serial };
// get_[first|last]_serial_enum_member() won't take serials as input; it'll be present as output
%apply unsigned char *OUTPUT { uchar *out_serial };
// get_[next|prev]_serial_enum_member() take serials as input, and have the result present as output
%apply unsigned char *INOUT { uchar *in_out_serial };
// Unexported and kernel-only declarations
%ignore FlagsEnable;
%ignore FlagsDisable;
%ignore testf_t;
%ignore nextthat;
%ignore prevthat;
%ignore adjust_visea;
%ignore prev_visea;
%ignore next_visea;
%ignore visit_patched_bytes;
%ignore is_first_visea;
%ignore is_last_visea;
%ignore is_visible_finally;
%ignore invalidate_visea_cache;
%ignore fluFlags;
%ignore setFlbits;
%ignore clrFlbits;
%ignore get_8bit;
%ignore get_ascii_char;
%ignore del_opinfo;
%ignore del_one_opinfo;
%ignore doCode;
%ignore get_repeatable_cmt;
%ignore get_any_indented_cmt;
%ignore del_code_comments;
%ignore doFlow;
%ignore noFlow;
%ignore doRef;
%ignore noRef;
%ignore coagulate;
%ignore coagulate_dref;
%ignore init_hidden_areas;
%ignore save_hidden_areas;
%ignore term_hidden_areas;
%ignore check_move_args;
%ignore movechunk;
%ignore lock_dbgmem_config;
%ignore unlock_dbgmem_config;
%ignore set_op_type_no_event;
%ignore shuffle_tribytes;
%ignore set_enum_id;
%ignore validate_tofs;
%ignore set_flags_nomark;
%ignore set_flbits_nomark;
%ignore clr_flbits_nomark;
%ignore ida_vpagesize;
%ignore ida_vpages;
%ignore ida_npagesize;
%ignore ida_npages;
%ignore fpnum_digits;
%ignore fpnum_length;
%ignore FlagsInit;
%ignore FlagsTerm;
%ignore FlagsReset;
%ignore init_flags;
%ignore term_flags;
%ignore reset_flags;
%ignore flush_flags;
%ignore data_type_t;
%ignore data_format_t;
%ignore get_custom_data_type;
%ignore get_custom_data_format;
%ignore unregister_custom_data_format;
%ignore register_custom_data_format;
%ignore unregister_custom_data_type;
%ignore register_custom_data_type;
%ignore get_many_bytes;
%ignore get_ascii_contents;
%ignore get_ascii_contents2;
// TODO: This could be fixed (if needed)
%ignore set_dbgmem_source;
%include "bytes.hpp"
%clear(void *buf, ssize_t size);
%clear(const void *buf, size_t size);
%clear(void *buf, ssize_t size);
%clear(opinfo_t *);
%rename (visit_patched_bytes) py_visit_patched_bytes;
%rename (nextthat) py_nextthat;
%rename (prevthat) py_prevthat;
%rename (get_custom_data_type) py_get_custom_data_type;
%rename (get_custom_data_format) py_get_custom_data_format;
%rename (unregister_custom_data_format) py_unregister_custom_data_format;
%rename (register_custom_data_format) py_register_custom_data_format;
%rename (unregister_custom_data_type) py_unregister_custom_data_type;
%rename (register_custom_data_type) py_register_custom_data_type;
%rename (get_many_bytes) py_get_many_bytes;
%rename (get_ascii_contents) py_get_ascii_contents;
%rename (get_ascii_contents2) py_get_ascii_contents2;
%{
//<code(py_bytes)>
//------------------------------------------------------------------------
static bool idaapi py_testf_cb(flags_t flags, void *ud)
{
PYW_GIL_CHECK_LOCKED_SCOPE();
newref_t py_flags(PyLong_FromUnsignedLong(flags));
newref_t result(PyObject_CallFunctionObjArgs((PyObject *) ud, py_flags.o, NULL));
return result != NULL && PyObject_IsTrue(result.o);
}
//------------------------------------------------------------------------
// Wraps the (next|prev)that()
static ea_t py_npthat(ea_t ea, ea_t bound, PyObject *py_callable, bool next)
{
PYW_GIL_CHECK_LOCKED_SCOPE();
if ( !PyCallable_Check(py_callable) )
return BADADDR;
else
return (next ? nextthat : prevthat)(ea, bound, py_testf_cb, py_callable);
}
//---------------------------------------------------------------------------
static int idaapi py_visit_patched_bytes_cb(
ea_t ea,
int32 fpos,
uint32 o,
uint32 v,
void *ud)
{
PYW_GIL_CHECK_LOCKED_SCOPE();
newref_t py_result(
PyObject_CallFunction(
(PyObject *)ud,
PY_FMT64 "iII",
pyul_t(ea),
fpos,
o,
v));
PyW_ShowCbErr("visit_patched_bytes");
return (py_result != NULL && PyInt_Check(py_result.o)) ? PyInt_AsLong(py_result.o) : 0;
}
//------------------------------------------------------------------------
class py_custom_data_type_t
{
data_type_t dt;
qstring dt_name, dt_menu_name, dt_hotkey, dt_asm_keyword;
int dtid; // The data format id
PyObject *py_self; // Associated Python object
// may create data? NULL means always may
static bool idaapi s_may_create_at(
void *ud, // user-defined data
ea_t ea, // address of the future item
size_t nbytes) // size of the future item
{
py_custom_data_type_t *_this = (py_custom_data_type_t *)ud;
PYW_GIL_GET;
newref_t py_result(
PyObject_CallMethod(
_this->py_self,
(char *)S_MAY_CREATE_AT,
PY_FMT64 PY_FMT64,
pyul_t(ea),
pyul_t(nbytes)));
PyW_ShowCbErr(S_MAY_CREATE_AT);
return py_result != NULL && PyObject_IsTrue(py_result.o);
}
// !=NULL means variable size datatype
static asize_t idaapi s_calc_item_size(
// This function is used to determine
// size of the (possible) item at 'ea'
void *ud, // user-defined data
ea_t ea, // address of the item
asize_t maxsize) // maximal size of the item
{
PYW_GIL_GET;
// Returns: 0-no such item can be created/displayed
// this callback is required only for varsize datatypes
py_custom_data_type_t *_this = (py_custom_data_type_t *)ud;
newref_t py_result(
PyObject_CallMethod(
_this->py_self,
(char *)S_CALC_ITEM_SIZE,
PY_FMT64 PY_FMT64,
pyul_t(ea),
pyul_t(maxsize)));
if ( PyW_ShowCbErr(S_CALC_ITEM_SIZE) || py_result == NULL )
return 0;
uint64 num = 0;
PyW_GetNumber(py_result.o, &num);
return asize_t(num);
}
public:
const char *get_name() const
{
return dt_name.c_str();
}
py_custom_data_type_t()
{
dtid = -1;
py_self = NULL;
}
int register_dt(PyObject *py_obj)
{
PYW_GIL_CHECK_LOCKED_SCOPE();
// Already registered?
if ( dtid >= 0 )
return dtid;
memset(&dt, 0, sizeof(dt));
dt.cbsize = sizeof(dt);
dt.ud = this;
do
{
ref_t py_attr;
// name
if ( !PyW_GetStringAttr(py_obj, S_NAME, &dt_name) )
break;
dt.name = dt_name.c_str();
// menu_name (optional)
if ( PyW_GetStringAttr(py_obj, S_MENU_NAME, &dt_menu_name) )
dt.menu_name = dt_menu_name.c_str();
// asm_keyword (optional)
if ( PyW_GetStringAttr(py_obj, S_ASM_KEYWORD, &dt_asm_keyword) )
dt.asm_keyword = dt_asm_keyword.c_str();
// hotkey (optional)
if ( PyW_GetStringAttr(py_obj, S_HOTKEY, &dt_hotkey) )
dt.hotkey = dt_hotkey.c_str();
// value_size
py_attr = PyW_TryGetAttrString(py_obj, S_VALUE_SIZE);
if ( py_attr != NULL && PyInt_Check(py_attr.o) )
dt.value_size = PyInt_AsLong(py_attr.o);
py_attr = ref_t();
// props
py_attr = PyW_TryGetAttrString(py_obj, S_PROPS);
if ( py_attr != NULL && PyInt_Check(py_attr.o) )
dt.props = PyInt_AsLong(py_attr.o);
py_attr = ref_t();
// may_create_at
py_attr = PyW_TryGetAttrString(py_obj, S_MAY_CREATE_AT);
if ( py_attr != NULL && PyCallable_Check(py_attr.o) )
dt.may_create_at = s_may_create_at;
py_attr = ref_t();
// calc_item_size
py_attr = PyW_TryGetAttrString(py_obj, S_CALC_ITEM_SIZE);
if ( py_attr != NULL && PyCallable_Check(py_attr.o) )
dt.calc_item_size = s_calc_item_size;
py_attr = ref_t();
// Now try to register
dtid = register_custom_data_type(&dt);
if ( dtid < 0 )
break;
// Hold reference to the PyObject
Py_INCREF(py_obj);
py_self = py_obj;
py_attr = newref_t(PyInt_FromLong(dtid));
PyObject_SetAttrString(py_obj, S_ID, py_attr.o);
} while ( false );
return dtid;
}
bool unregister_dt()
{
PYW_GIL_CHECK_LOCKED_SCOPE();
if ( dtid < 0 )
return true;
if ( !unregister_custom_data_type(dtid) )
return false;
// Release reference of Python object
Py_XDECREF(py_self);
py_self = NULL;
dtid = -1;
return true;
}
~py_custom_data_type_t()
{
unregister_dt();
}
};
typedef std::map<int, py_custom_data_type_t *> py_custom_data_type_map_t;
static py_custom_data_type_map_t py_dt_map;
//------------------------------------------------------------------------
class py_custom_data_format_t
{
private:
data_format_t df;
int dfid;
PyObject *py_self;
qstring df_name, df_menu_name, df_hotkey;
static bool idaapi s_print( // convert to colored string
void *ud, // user-defined data
qstring *out, // output buffer. may be NULL
const void *value, // value to print. may not be NULL
asize_t size, // size of value in bytes
ea_t current_ea, // current address (BADADDR if unknown)
int operand_num, // current operand number
int dtid) // custom data type id
{
PYW_GIL_GET;
// Build a string from the buffer
newref_t py_value(PyString_FromStringAndSize(
(const char *)value,
Py_ssize_t(size)));
if ( py_value == NULL )
return false;
py_custom_data_format_t *_this = (py_custom_data_format_t *) ud;
newref_t py_result(PyObject_CallMethod(
_this->py_self,
(char *)S_PRINTF,
"O" PY_FMT64 "ii",
py_value.o,
pyul_t(current_ea),
operand_num,
dtid));
// Error while calling the function?
if ( PyW_ShowCbErr(S_PRINTF) || py_result == NULL )
return false;
bool ok = false;
if ( PyString_Check(py_result.o) )
{
Py_ssize_t len;
char *buf;
if ( out != NULL && PyString_AsStringAndSize(py_result.o, &buf, &len) != -1 )
{
out->qclear();
out->append(buf, len);
}
ok = true;
}
return ok;
}
static bool idaapi s_scan( // convert from uncolored string
void *ud, // user-defined data
bytevec_t *value, // output buffer. may be NULL
const char *input, // input string. may not be NULL
ea_t current_ea, // current address (BADADDR if unknown)
int operand_num, // current operand number (-1 if unknown)
qstring *errstr) // buffer for error message
{
PYW_GIL_GET;
py_custom_data_format_t *_this = (py_custom_data_format_t *) ud;
newref_t py_result(
PyObject_CallMethod(
_this->py_self,
(char *)S_SCAN,
"s" PY_FMT64,
input,
pyul_t(current_ea),
operand_num));
// Error while calling the function?
if ( PyW_ShowCbErr(S_SCAN) || py_result == NULL)
return false;
bool ok = false;
do
{
// We expect a tuple(bool, string|None)
if ( !PyTuple_Check(py_result.o) || PyTuple_Size(py_result.o) != 2 )
break;
borref_t py_bool(PyTuple_GetItem(py_result.o, 0));
borref_t py_val(PyTuple_GetItem(py_result.o, 1));
// Get return code from Python
ok = PyObject_IsTrue(py_bool.o);
// We expect None or the value (depending on probe)
if ( ok )
{
// Probe-only? Then okay, no need to extract the 'value'
if ( value == NULL )
break;
Py_ssize_t len;
char *buf;
if ( PyString_AsStringAndSize(py_val.o, &buf, &len) != -1 )
{
value->qclear();
value->append(buf, len);
}
}
// An error occured?
else
{
// Make sure the user returned (False, String)
if ( py_bool.o != Py_False || !PyString_Check(py_val.o) )
{
*errstr = "Invalid return value returned from the Python callback!";
break;
}
// Get the error message
*errstr = PyString_AsString(py_val.o);
}
} while ( false );
return ok;
}
static void idaapi s_analyze( // analyze custom data format occurrence
void *ud, // user-defined data
ea_t current_ea, // current address (BADADDR if unknown)
int operand_num) // current operand number
// this callback can be used to create
// xrefs from the current item.
// this callback may be missing.
{
PYW_GIL_GET;
py_custom_data_format_t *_this = (py_custom_data_format_t *) ud;
newref_t py_result(
PyObject_CallMethod(
_this->py_self,
(char *)S_ANALYZE,
PY_FMT64 "i",
pyul_t(current_ea),
operand_num));
PyW_ShowCbErr(S_ANALYZE);
}
public:
py_custom_data_format_t()
{
dfid = -1;
py_self = NULL;
}
const char *get_name() const
{
return df_name.c_str();
}
int register_df(int dtid, PyObject *py_obj)
{
// Already registered?
if ( dfid >= 0 )
return dfid;
memset(&df, 0, sizeof(df));
df.cbsize = sizeof(df);
df.ud = this;
PYW_GIL_CHECK_LOCKED_SCOPE();
do
{
ref_t py_attr;
// name
if ( !PyW_GetStringAttr(py_obj, S_NAME, &df_name) )
break;
df.name = df_name.c_str();
// menu_name (optional)
if ( PyW_GetStringAttr(py_obj, S_MENU_NAME, &df_menu_name) )
df.menu_name = df_menu_name.c_str();
// props
py_attr = PyW_TryGetAttrString(py_obj, S_PROPS);
if ( py_attr != NULL && PyInt_Check(py_attr.o) )
df.props = PyInt_AsLong(py_attr.o);
// hotkey
if ( PyW_GetStringAttr(py_obj, S_HOTKEY, &df_hotkey) )
df.hotkey = df_hotkey.c_str();
// value_size
py_attr = PyW_TryGetAttrString(py_obj, S_VALUE_SIZE);
if ( py_attr != NULL && PyInt_Check(py_attr.o) )
df.value_size = PyInt_AsLong(py_attr.o);
// text_width
py_attr = PyW_TryGetAttrString(py_obj, S_TEXT_WIDTH);
if ( py_attr != NULL && PyInt_Check(py_attr.o) )
df.text_width = PyInt_AsLong(py_attr.o);
// print cb
py_attr = PyW_TryGetAttrString(py_obj, S_PRINTF);
if ( py_attr != NULL && PyCallable_Check(py_attr.o) )
df.print = s_print;
// scan cb
py_attr = PyW_TryGetAttrString(py_obj, S_SCAN);
if ( py_attr != NULL && PyCallable_Check(py_attr.o) )
df.scan = s_scan;
// analyze cb
py_attr = PyW_TryGetAttrString(py_obj, S_ANALYZE);
if ( py_attr != NULL && PyCallable_Check(py_attr.o) )
df.analyze = s_analyze;
// Now try to register
dfid = register_custom_data_format(dtid, &df);
if ( dfid < 0 )
break;
// Hold reference to the PyObject
Py_INCREF(py_obj);
py_self = py_obj;
// Update the format ID
py_attr = newref_t(PyInt_FromLong(dfid));
PyObject_SetAttrString(py_obj, S_ID, py_attr.o);
} while ( false );
return dfid;
}
bool unregister_df(int dtid)
{
PYW_GIL_CHECK_LOCKED_SCOPE();
// Never registered?
if ( dfid < 0 )
return true;
if ( !unregister_custom_data_format(dtid, dfid) )
return false;
// Release reference of Python object
Py_XDECREF(py_self);
py_self = NULL;
dfid = -1;
return true;
}
~py_custom_data_format_t()
{
}
};
//------------------------------------------------------------------------
// Helper class to bind <dtid, dfid> pairs to py_custom_data_format_t
class py_custom_data_format_list_t
{
struct py_custom_data_format_entry_t
{
int dtid;
int dfid;
py_custom_data_format_t *df;
};
typedef qvector<py_custom_data_format_entry_t> ENTRY;
ENTRY entries;
public:
typedef ENTRY::iterator POS;
void add(int dtid, int dfid, py_custom_data_format_t *df)
{
py_custom_data_format_entry_t &e = entries.push_back();
e.dtid = dtid;
e.dfid = dfid;
e.df = df;
}
py_custom_data_format_t *find(int dtid, int dfid, POS *loc = NULL)
{
for ( POS it=entries.begin(), it_end = entries.end(); it!=it_end; ++it )
{
if ( it->dfid == dfid && it->dtid == dtid )
{
if ( loc != NULL )
*loc = it;
return it->df;
}
}
return NULL;
}
void erase(POS &pos)
{
entries.erase(pos);
}
};
static py_custom_data_format_list_t py_df_list;
//------------------------------------------------------------------------
static PyObject *py_data_type_to_py_dict(const data_type_t *dt)
{
PYW_GIL_CHECK_LOCKED_SCOPE();
return Py_BuildValue("{s:" PY_FMT64 ",s:i,s:i,s:s,s:s,s:s,s:s}",
S_VALUE_SIZE, pyul_t(dt->value_size),
S_PROPS, dt->props,
S_CBSIZE, dt->cbsize,
S_NAME, dt->name == NULL ? "" : dt->name,
S_MENU_NAME, dt->menu_name == NULL ? "" : dt->menu_name,
S_HOTKEY, dt->hotkey == NULL ? "" : dt->hotkey,
S_ASM_KEYWORD, dt->asm_keyword == NULL ? "" : dt->asm_keyword);
}
//------------------------------------------------------------------------
static PyObject *py_data_format_to_py_dict(const data_format_t *df)
{
PYW_GIL_CHECK_LOCKED_SCOPE();
return Py_BuildValue("{s:i,s:i,s:i,s:" PY_FMT64 ",s:s,s:s,s:s}",
S_PROPS, df->props,
S_CBSIZE, df->cbsize,
S_TEXT_WIDTH, df->text_width,
S_VALUE_SIZE, pyul_t(df->value_size),
S_NAME, df->name == NULL ? "" : df->name,
S_MENU_NAME, df->menu_name == NULL ? "" : df->menu_name,
S_HOTKEY, df->hotkey == NULL ? "" : df->hotkey);
}
//</code(py_bytes)>
%}
%inline %{
//<inline(py_bytes)>
//------------------------------------------------------------------------
/*
#<pydoc>
def visit_patched_bytes(ea1, ea2, callable):
"""
Enumerates patched bytes in the given range and invokes a callable
@param ea1: start address
@param ea2: end address
@param callable: a Python callable with the following prototype:
callable(ea, fpos, org_val, patch_val).
If the callable returns non-zero then that value will be
returned to the caller and the enumeration will be
interrupted.
@return: Zero if the enumeration was successful or the return
value of the callback if enumeration was interrupted.
"""
pass
#</pydoc>
*/
static int py_visit_patched_bytes(ea_t ea1, ea_t ea2, PyObject *py_callable)
{
PYW_GIL_CHECK_LOCKED_SCOPE();
if ( !PyCallable_Check(py_callable) )
return 0;
else
return visit_patched_bytes(ea1, ea2, py_visit_patched_bytes_cb, py_callable);
}
//------------------------------------------------------------------------
/*
#<pydoc>
def nextthat(ea, maxea, callable):
"""
Find next address with a flag satisfying the function 'testf'.
Start searching from address 'ea'+1 and inspect bytes up to 'maxea'.
maxea is not included in the search range.
@param callable: a Python callable with the following prototype:
callable(flags). Return True to stop enumeration.
@return: the found address or BADADDR.
"""
pass
#</pydoc>
*/
static ea_t py_nextthat(ea_t ea, ea_t maxea, PyObject *callable)
{
return py_npthat(ea, maxea, callable, true);
}
//---------------------------------------------------------------------------
static ea_t py_prevthat(ea_t ea, ea_t minea, PyObject *callable)
{
return py_npthat(ea, minea, callable, false);
}
//------------------------------------------------------------------------
/*
#<pydoc>
def get_many_bytes(ea, size):
"""
Get the specified number of bytes of the program into the buffer.
@param ea: program address
@param size: number of bytes to return
@return: None or the string buffer
"""
pass
#</pydoc>
*/
static PyObject *py_get_many_bytes(ea_t ea, unsigned int size)
{
PYW_GIL_CHECK_LOCKED_SCOPE();
do
{
if ( size <= 0 )
break;
// Allocate memory via Python
newref_t py_buf(PyString_FromStringAndSize(NULL, Py_ssize_t(size)));
if ( py_buf == NULL )
break;
// Read bytes
if ( !get_many_bytes(ea, PyString_AsString(py_buf.o), size) )
Py_RETURN_NONE;
py_buf.incref();
return py_buf.o;
} while ( false );
Py_RETURN_NONE;
}
//---------------------------------------------------------------------------
/*
#<pydoc>
# Conversion options for get_ascii_contents2():
ACFOPT_ASCII = 0x00000000 # convert Unicode strings to ASCII
ACFOPT_UTF16 = 0x00000001 # return UTF-16 (aka wide-char) array for Unicode strings
# ignored for non-Unicode strings
ACFOPT_UTF8 = 0x00000002 # convert Unicode strings to UTF-8
# ignored for non-Unicode strings
ACFOPT_CONVMASK = 0x0000000F
ACFOPT_ESCAPE = 0x00000010 # for ACFOPT_ASCII, convert non-printable
# characters to C escapes (\n, \xNN, \uNNNN)
def get_ascii_contents2(ea, len, type, flags = ACFOPT_ASCII):
"""
Get contents of ascii string
This function returns the displayed part of the string
It works even if the string has not been created in the database yet.
@param ea: linear address of the string
@param len: length of the string in bytes (including terminating 0)
@param type: type of the string
@param flags: combination of ACFOPT_...
@return: string contents (not including terminating 0) or None
"""
pass
#</pydoc>
*/
static PyObject *py_get_ascii_contents2(
ea_t ea,
size_t len,
int32 type,
int flags = ACFOPT_ASCII)
{
char *buf = (char *)qalloc(len+1);
if ( buf == NULL )
return NULL;
size_t used_size;
if ( !get_ascii_contents2(ea, len, type, buf, len+1, &used_size) )
{
qfree(buf);
Py_RETURN_NONE;
}
if ( type == ASCSTR_C && used_size > 0 && buf[used_size-1] == '\0' )
used_size--;
PYW_GIL_CHECK_LOCKED_SCOPE();
newref_t py_buf(PyString_FromStringAndSize((const char *)buf, used_size));
qfree(buf);
py_buf.incref();
return py_buf.o;
}
//---------------------------------------------------------------------------
/*
#<pydoc>
def get_ascii_contents(ea, len, type):
"""
Get contents of ascii string
This function returns the displayed part of the string
It works even if the string has not been created in the database yet.
@param ea: linear address of the string
@param len: length of the string in bytes (including terminating 0)
@param type: type of the string
@return: string contents (not including terminating 0) or None
"""
pass
#</pydoc>
*/
static PyObject *py_get_ascii_contents(
ea_t ea,
size_t len,
int32 type)
{
return py_get_ascii_contents2(ea, len, type);
}
//------------------------------------------------------------------------
/*
#<pydoc>
def register_custom_data_type(dt):
"""
Registers a custom data type.
@param dt: an instance of the data_type_t class
@return:
< 0 if failed to register
> 0 data type id
"""
pass
#</pydoc>
*/
// Given a py.data_format_t object, this function will register a datatype
static int py_register_custom_data_type(PyObject *py_dt)
{
py_custom_data_type_t *inst = new py_custom_data_type_t();
int r = inst->register_dt(py_dt);
if ( r < 0 )
{
delete inst;
return r;
}
// Insert the instance to the map
py_dt_map[r] = inst;
return r;
}
//------------------------------------------------------------------------
/*
#<pydoc>
def unregister_custom_data_type(dtid):
"""
Unregisters a custom data type.
@param dtid: the data type id
@return: Boolean
"""
pass
#</pydoc>
*/
static bool py_unregister_custom_data_type(int dtid)
{
py_custom_data_type_map_t::iterator it = py_dt_map.find(dtid);
// Maybe the user is trying to unregister a C api dt?
if ( it == py_dt_map.end() )
return unregister_custom_data_type(dtid);
py_custom_data_type_t *inst = it->second;
bool ok = inst->unregister_dt();
// Perhaps it was automatically unregistered because the idb was close?
if ( !ok )
{
// Is this type still registered with IDA?
// If not found then mark the context for deletion
ok = find_custom_data_type(inst->get_name()) < 0;
}
if ( ok )
{
py_dt_map.erase(it);
delete inst;
}
return ok;
}
//------------------------------------------------------------------------
/*
#<pydoc>
def register_custom_data_format(dtid, df):
"""
Registers a custom data format with a given data type.
@param dtid: data type id
@param df: an instance of data_format_t
@return:
< 0 if failed to register
> 0 data format id
"""
pass
#</pydoc>
*/
static int py_register_custom_data_format(int dtid, PyObject *py_df)
{
py_custom_data_format_t *inst = new py_custom_data_format_t();
int r = inst->register_df(dtid, py_df);
if ( r < 0 )
{
delete inst;
return r;
}
// Insert the instance
py_df_list.add(dtid, r, inst);
return r;
}
//------------------------------------------------------------------------
/*
#<pydoc>
def unregister_custom_data_format(dtid, dfid):
"""
Unregisters a custom data format
@param dtid: data type id
@param dfid: data format id
@return: Boolean
"""
pass
#</pydoc>
*/
static bool py_unregister_custom_data_format(int dtid, int dfid)
{
py_custom_data_format_list_t::POS pos;
py_custom_data_format_t *inst = py_df_list.find(dtid, dfid, &pos);
// Maybe the user is trying to unregister a C api data format?
if ( inst == NULL )
return unregister_custom_data_format(dtid, dfid);
bool ok = inst->unregister_df(dtid);
// Perhaps it was automatically unregistered because the type was unregistered?
if ( !ok )
{
// Is this format still registered with IDA?
// If not, mark the context for deletion
ok = find_custom_data_format(inst->get_name()) < 0;
}
if ( ok )
{
py_df_list.erase(pos);
delete inst;
}
return ok;
}
//------------------------------------------------------------------------
/*
#<pydoc>
def get_custom_data_format(dtid, dfid):
"""
Returns a dictionary populated with the data format values or None on failure.
@param dtid: data type id
@param dfid: data format id
"""
pass
#</pydoc>
*/
// Get definition of a registered custom data format and returns a dictionary
static PyObject *py_get_custom_data_format(int dtid, int fid)
{
PYW_GIL_CHECK_LOCKED_SCOPE();
const data_format_t *df = get_custom_data_format(dtid, fid);
if ( df == NULL )
Py_RETURN_NONE;
return py_data_format_to_py_dict(df);
}
//------------------------------------------------------------------------
/*
#<pydoc>
def get_custom_data_type(dtid):
"""
Returns a dictionary populated with the data type values or None on failure.
@param dtid: data type id
"""
pass
#</pydoc>
*/
// Get definition of a registered custom data format and returns a dictionary
static PyObject *py_get_custom_data_type(int dtid)
{
PYW_GIL_CHECK_LOCKED_SCOPE();
const data_type_t *dt = get_custom_data_type(dtid);
if ( dt == NULL )
Py_RETURN_NONE;
return py_data_type_to_py_dict(dt);
}
//</inline(py_bytes)>
%}
%pythoncode %{
#<pycode(py_bytes)>
DTP_NODUP = 0x0001
class data_type_t(object):
"""
Custom data type definition. All data types should inherit from this class.
"""
def __init__(self, name, value_size = 0, menu_name = None, hotkey = None, asm_keyword = None, props = 0):
"""Please refer to bytes.hpp / data_type_t in the SDK"""
self.name = name
self.props = props
self.menu_name = menu_name
self.hotkey = hotkey
self.asm_keyword = asm_keyword
self.value_size = value_size
self.id = -1 # Will be initialized after registration
"""Contains the data type id after the data type is registered"""
def register(self):
"""Registers the data type and returns the type id or < 0 on failure"""
return _idaapi.register_custom_data_type(self)
def unregister(self):
"""Unregisters the data type and returns True on success"""
# Not registered?
if self.id < 0:
return True
# Try to unregister
r = _idaapi.unregister_custom_data_type(self.id)
# Clear the ID
if r:
self.id = -1
return r
#<pydoc>
# def may_create_at(self, ea, nbytes):
# """
# (optional) If this callback is not defined then this means always may create data type at the given ea.
# @param ea: address of the future item
# @param nbytes: size of the future item
# @return: Boolean
# """
#
# return False
#
# def calc_item_size(self, ea, maxsize):
# """
# (optional) If this callback is defined it means variable size datatype
# This function is used to determine size of the (possible) item at 'ea'
# @param ea: address of the item
# @param maxsize: maximal size of the item
# @return: integer
# Returns: 0-no such item can be created/displayed
# this callback is required only for varsize datatypes
# """
# return 0
#</pydoc>
# -----------------------------------------------------------------------
# Uncomment the corresponding callbacks in the inherited class
class data_format_t(object):
"""Information about a data format"""
def __init__(self, name, value_size = 0, menu_name = None, props = 0, hotkey = None, text_width = 0):
"""Custom data format definition.
@param name: Format name, must be unique
@param menu_name: Visible format name to use in menus
@param props: properties (currently 0)
@param hotkey: Hotkey for the corresponding menu item
@param value_size: size of the value in bytes. 0 means any size is ok
@text_width: Usual width of the text representation
"""
self.name = name
self.menu_name = menu_name
self.props = props
self.hotkey = hotkey
self.value_size = value_size
self.text_width = text_width
self.id = -1 # Will be initialized after registration
"""contains the format id after the format gets registered"""
def register(self, dtid):
"""Registers the data format with the given data type id and returns the type id or < 0 on failure"""
return _idaapi.register_custom_data_format(dtid, self)
def unregister(self, dtid):
"""Unregisters the data format with the given data type id"""
# Not registered?
if self.id < 0:
return True
# Unregister
r = _idaapi.unregister_custom_data_format(dtid, self.id)
# Clear the ID
if r:
self.id = -1
return r
#<pydoc>
# def printf(self, value, current_ea, operand_num, dtid):
# """
# Convert a value buffer to colored string.
#
# @param value: The value to be printed
# @param current_ea: The ea of the value
# @param operand_num: The affected operand
# @param dtid: custom data type id (0-standard built-in data type)
# @return: a colored string representing the passed 'value' or None on failure
# """
# return None
#
# def scan(self, input, current_ea, operand_num):
# """
# Convert from uncolored string 'input' to byte value
#
# @param input: input string
# @param current_ea: current address (BADADDR if unknown)
# @param operand_num: current operand number (-1 if unknown)
#
# @return: tuple (Boolean, string)
# - (False, ErrorMessage) if conversion fails
# - (True, Value buffer) if conversion succeeds
# """
# return (False, "Not implemented")
#
# def analyze(self, current_ea, operand_num):
# """
# (optional) Analyze custom data format occurrence.
# It can be used to create xrefs from the current item.
#
# @param current_ea: current address (BADADDR if unknown)
# @param operand_num: current operand number
# @return: None
# """
#
# pass
#</pydoc>
# -----------------------------------------------------------------------
def __walk_types_and_formats(formats, type_action, format_action, installing):
broken = False
for f in formats:
if len(f) == 1:
if not format_action(f[0], 0):
broken = True
break
else:
dt = f[0]
dfs = f[1:]
# install data type before installing formats
if installing and not type_action(dt):
broken = True
break
# process formats using the correct dt.id
for df in dfs:
if not format_action(df, dt.id):
broken = True
break
# uninstall data type after uninstalling formats
if not installing and not type_action(dt):
broken = True
break
return not broken
# -----------------------------------------------------------------------
def register_data_types_and_formats(formats):
"""
Registers multiple data types and formats at once.
To register one type/format at a time use register_custom_data_type/register_custom_data_format
It employs a special table of types and formats described below:
The 'formats' is a list of tuples. If a tuple has one element then it is the format to be registered with dtid=0
If the tuple has more than one element, then tuple[0] is the data type and tuple[1:] are the data formats. For example:
many_formats = [
(pascal_data_type(), pascal_data_format()),
(simplevm_data_type(), simplevm_data_format()),
(makedword_data_format(),),
(simplevm_data_format(),)
]
The first two tuples describe data types and their associated formats.
The last two tuples describe two data formats to be used with built-in data types.
"""
def __reg_format(df, dtid):
df.register(dtid)
if dtid == 0:
print "Registered format '%s' with built-in types, ID=%d" % (df.name, df.id)
else:
print " Registered format '%s', ID=%d (dtid=%d)" % (df.name, df.id, dtid)
return df.id != -1
def __reg_type(dt):
dt.register()
print "Registered type '%s', ID=%d" % (dt.name, dt.id)
return dt.id != -1
ok = __walk_types_and_formats(formats, __reg_type, __reg_format, True)
return 1 if ok else -1
# -----------------------------------------------------------------------
def unregister_data_types_and_formats(formats):
"""As opposed to register_data_types_and_formats(), this function
unregisters multiple data types and formats at once.
"""
def __unreg_format(df, dtid):
print "%snregistering format '%s'" % ("U" if dtid == 0 else " u", df.name)
df.unregister(dtid)
return True
def __unreg_type(dt):
print "Unregistering type '%s', ID=%d" % (dt.name, dt.id)
dt.unregister()
return True
ok = __walk_types_and_formats(formats, __unreg_type, __unreg_format, False)
return 1 if ok else -1
#</pycode(py_bytes)>
%}
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