ghidra/Ghidra/Features/Decompiler/src/decompile/cpp/raw_arch.cc

130 lines
3.3 KiB
C++

/* ###
* IP: GHIDRA
*
* Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "raw_arch.hh"
namespace ghidra {
ElementId ELEM_RAW_SAVEFILE = ElementId("raw_savefile",237);
// Constructing this object registers the capability
RawBinaryArchitectureCapability RawBinaryArchitectureCapability::rawBinaryArchitectureCapability;
RawBinaryArchitectureCapability::RawBinaryArchitectureCapability(void)
{
name = "raw";
}
RawBinaryArchitectureCapability::~RawBinaryArchitectureCapability(void)
{
SleighArchitecture::shutdown();
}
Architecture *RawBinaryArchitectureCapability::buildArchitecture(const string &filename,const string &target,ostream *estream)
{
return new RawBinaryArchitecture(filename,target,estream);
}
bool RawBinaryArchitectureCapability::isFileMatch(const string &filename) const
{
return true; // File can always be opened as raw binary
}
bool RawBinaryArchitectureCapability::isXmlMatch(Document *doc) const
{
return (doc->getRoot()->getName() == "raw_savefile");
}
void RawBinaryArchitecture::buildLoader(DocumentStorage &store)
{
RawLoadImage *ldr;
collectSpecFiles(*errorstream);
ldr = new RawLoadImage(getFilename());
ldr->open();
if (adjustvma != 0)
ldr->adjustVma(adjustvma);
loader = ldr;
}
void RawBinaryArchitecture::resolveArchitecture(void)
{
archid = getTarget(); // Nothing to derive from the image itself, we just copy in the passed in target
SleighArchitecture::resolveArchitecture();
}
void RawBinaryArchitecture::postSpecFile(void)
{
Architecture::postSpecFile();
((RawLoadImage *)loader)->attachToSpace(getDefaultCodeSpace()); // Attach default space to loader
}
RawBinaryArchitecture::RawBinaryArchitecture(const string &fname,const string &targ,ostream *estream)
: SleighArchitecture(fname,targ,estream)
{
adjustvma = 0;
}
void RawBinaryArchitecture::encode(Encoder &encoder) const
{
encoder.openElement(ELEM_RAW_SAVEFILE);
encodeHeader(encoder);
encoder.writeUnsignedInteger(ATTRIB_ADJUSTVMA, adjustvma);
types->encodeCoreTypes(encoder);
SleighArchitecture::encode(encoder);
encoder.closeElement(ELEM_RAW_SAVEFILE);
}
void RawBinaryArchitecture::restoreXml(DocumentStorage &store)
{
const Element *el = store.getTag("raw_savefile");
if (el == (const Element *)0)
throw LowlevelError("Could not find raw_savefile tag");
restoreXmlHeader(el);
{
istringstream s( el->getAttributeValue("adjustvma"));
s.unsetf(ios::dec | ios::hex | ios::oct);
s >> adjustvma;
}
const List &list(el->getChildren());
List::const_iterator iter;
iter = list.begin();
if (iter != list.end()) {
if ((*iter)->getName() == "coretypes") {
store.registerTag(*iter);
++iter;
}
}
init(store); // Load the image and configure
if (iter != list.end()) {
store.registerTag(*iter);
SleighArchitecture::restoreXml(store);
}
}
} // End namespace ghidra