From c29e1ef2da64ca86bc8df374ce90d9d01e762e48 Mon Sep 17 00:00:00 2001
From: "elias.bachaalany"
 <elias.bachaalany@fccdda4b-c33c-0410-84de-61e1e3e5f415>
Date: Mon, 23 May 2011 15:54:27 +0000
Subject: [PATCH] - added ph_get_operand_info()

---
 swig/bytes.i   |  2 +-
 swig/idp.i     | 92 +++++++++++++++++++++++++++++++++++++++++++++-----
 swig/kernwin.i |  9 ++---
 swig/netnode.i |  3 +-
 4 files changed, 91 insertions(+), 15 deletions(-)

diff --git a/swig/bytes.i b/swig/bytes.i
index 3e71db8..544d58c 100644
--- a/swig/bytes.i
+++ b/swig/bytes.i
@@ -668,7 +668,7 @@ static PyObject *py_get_many_bytes(ea_t ea, unsigned int size)
   {
     if ( size <= 0 )
       break;
-    
+
     // Allocate memory via Python
     PyObject *py_buf = PyString_FromStringAndSize(NULL, Py_ssize_t(size));
     if ( py_buf == NULL )
diff --git a/swig/idp.i b/swig/idp.i
index cf1462f..f88b046 100644
--- a/swig/idp.i
+++ b/swig/idp.i
@@ -32,7 +32,7 @@
 %ignore ph;
 %ignore IDB_Callback;
 %ignore IDP_Callback;
-
+%ignore _py_getreg;
 %ignore free_processor_module;
 %ignore read_config_file;
 
@@ -66,10 +66,10 @@ def AssembleLine(ea, cs, ip, use32, line):
 #</pydoc>
 */
 static PyObject *AssembleLine(
-    ea_t ea, 
-    ea_t cs, 
-    ea_t ip, 
-    bool use32, 
+    ea_t ea,
+    ea_t cs,
+    ea_t ip,
+    bool use32,
     const char *line)
 {
   int inslen;
@@ -99,10 +99,10 @@ def assemble(ea, cs, ip, use32, line):
 #</pydoc>
 */
 bool assemble(
-      ea_t ea, 
-      ea_t cs, 
-      ea_t ip, 
-      bool use32, 
+      ea_t ea,
+      ea_t cs,
+      ea_t ip,
+      bool use32,
       const char *line)
 {
   int inslen;
@@ -389,6 +389,66 @@ static PyObject *ph_get_regnames()
   return py_result;
 }
 
+//---------------------------------------------------------------------------
+static const regval_t *idaapi _py_getreg(
+  const char *name,
+  const regval_t *regvals);
+
+/*
+#<pydoc>
+def ph_get_operand_info():
+    """
+    Returns the operand information given an ea and operand number.
+
+    @param ea: address
+    @param n: operand number
+
+    @return: Returns an idd_opinfo_t as a tuple: (modified, ea, reg_ival, regidx, value_size).
+             Please refer to idd_opinfo_t structure in the SDK.
+    """
+    pass
+#</pydoc>
+*/
+static PyObject *ph_get_operand_info(
+    ea_t ea,
+    int n)
+{
+  do
+  {
+    if ( dbg == NULL || n == - 1 )
+      break;
+
+    // Allocate register space
+    thid_t tid = get_current_thread();
+    regvals_t regvalues;
+    regvalues.reserve(dbg->registers_size);
+
+    // Read registers
+    if ( dbg->read_registers(tid, -1, regvalues.begin()) != 1 )
+      break;
+
+    // Call the processor module
+    idd_opinfo_t opinf;
+    if ( ph.notify(ph.get_operand_info,
+              ea,
+              n,
+              tid,
+              _py_getreg,
+              regvalues.begin(),
+              &opinf) != 0 )
+    {
+      break;
+    }
+    return Py_BuildValue("(i" PY_FMT64 "Kii)",
+                  opinf.modified,
+                  opinf.ea,
+                  opinf.value.ival,
+                  opinf.debregidx,
+                  opinf.value_size);
+  } while (false);
+  Py_RETURN_NONE;
+}
+
 //-------------------------------------------------------------------------
 /*
 #<pydoc>
@@ -1200,6 +1260,20 @@ int idaapi IDB_Callback(void *ud, int notification_code, va_list va)
   return 0;
 }
 
+//-------------------------------------------------------------------------
+static const regval_t *idaapi _py_getreg(
+    const char *name,
+    const regval_t *regvals)
+{
+  for ( int i=dbg->registers_size - 1; i >= 0; i-- )
+  {
+    if ( stricmp(name, dbg->registers[i].name) == 0 )
+      return &regvals[i];
+  }
+  static regval_t rv;
+  return &rv;
+}
+
 //-------------------------------------------------------------------------
 //</code(py_idp)>
 %}
\ No newline at end of file
diff --git a/swig/kernwin.i b/swig/kernwin.i
index ebb7a15..0f8beca 100644
--- a/swig/kernwin.i
+++ b/swig/kernwin.i
@@ -408,6 +408,7 @@ class UI_Hooks(object):
                      (these names can be looked up in ida[tg]ui.cfg)
         @return: 0-ok, nonzero - a plugin has handled the command
         """
+        pass
 
     def postprocess(self):
         """
@@ -727,15 +728,15 @@ int idaapi UI_Callback(void *ud, int notification_code, va_list va)
   {
     switch (notification_code)
     {
-    case ui_preprocess:
+      case ui_preprocess:
       {
         const char *name = va_arg(va, const char *);
         return proxy->preprocess(name);
       }
 
-    case ui_postprocess:
-      proxy->postprocess();
-      break;
+      case ui_postprocess:
+        proxy->postprocess();
+        break;
     }
   }
   catch (Swig::DirectorException &)
diff --git a/swig/netnode.i b/swig/netnode.i
index 62d1215..d5bb599 100644
--- a/swig/netnode.i
+++ b/swig/netnode.i
@@ -111,4 +111,5 @@
 
       return py_str;
     }
-}
\ No newline at end of file
+}
+