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GP-2157 Marshaling refactor. Decompiler side.

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This commit is contained in:
caheckman 2022-05-17 16:15:21 -04:00
parent 672c1f11e2
commit d8c10bf229
97 changed files with 5313 additions and 3733 deletions
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56
Ghidra/Features/Decompiler/src/decompile/cpp/stringmanage.cc
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@ -16,6 +16,12 @@
#include "stringmanage.hh"
#include "architecture.hh"
AttributeId ATTRIB_TRUNC = AttributeId("trunc",102);
ElementId ELEM_BYTES = ElementId("bytes",177);
ElementId ELEM_STRING = ElementId("string",178);
ElementId ELEM_STRINGMANAGE = ElementId("stringmanage",179);
/// \param max is the maximum number of characters to allow before truncating string
StringManager::StringManager(int4 max)
@ -83,46 +89,49 @@ bool StringManager::isString(const Address &addr,Datatype *charType)
return !buffer.empty();
}
/// Write \<stringmanage> tag, with \<string> sub-tags.
/// \param s is the stream to write to
void StringManager::saveXml(ostream &s) const
/// Encode \<stringmanage> element, with \<string> children.
/// \param encoder is the stream encoder
void StringManager::encode(Encoder &encoder) const
{
s << "<stringmanage>\n";
encoder.openElement(ELEM_STRINGMANAGE);
map<Address,StringData>::const_iterator iter1;
for(iter1=stringMap.begin();iter1!=stringMap.end();++iter1) {
s << "<string>\n";
(*iter1).first.saveXml(s);
encoder.openElement(ELEM_STRING);
(*iter1).first.encode(encoder);
const StringData &stringData( (*iter1).second );
s << " <bytes";
a_v_b(s, "trunc", stringData.isTruncated);
s << ">\n" << setfill('0');
encoder.openElement(ELEM_BYTES);
encoder.writeBool(ATTRIB_TRUNC, stringData.isTruncated);
ostringstream s;
s << '\n' << setfill('0');
for(int4 i=0;i<stringData.byteData.size();++i) {
s << hex << setw(2) << (int4)stringData.byteData[i];
if (i%20 == 19)
s << "\n ";
}
s << "\n </bytes>\n";
s << '\n';
encoder.writeString(ATTRIB_CONTENT, s.str());
encoder.closeElement(ELEM_BYTES);
}
s << "</stringmanage>\n";
encoder.closeElement(ELEM_STRINGMANAGE);
}
/// Read \<stringmanage> tag, with \<string> sub-tags.
/// \param el is the root tag element
/// Parse a \<stringmanage> element, with \<string> children.
/// \param decoder is the stream decoder
/// \param m is the manager for looking up AddressSpaces
void StringManager::restoreXml(const Element *el, const AddrSpaceManager *m)
void StringManager::decode(Decoder &decoder, const AddrSpaceManager *m)
{
const List &list(el->getChildren());
List::const_iterator iter1;
for (iter1 = list.begin(); iter1 != list.end(); ++iter1) {
List::const_iterator iter2 = (*iter1)->getChildren().begin();
Address addr = Address::restoreXml(*iter2, m);
++iter2;
uint4 elemId = decoder.openElement(ELEM_STRINGMANAGE);
for (;;) {
uint4 subId = decoder.openElement();
if (subId != ELEM_STRING) break;
Address addr = Address::decode(decoder, m);
StringData &stringData(stringMap[addr]);
stringData.isTruncated = xml_readbool((*iter2)->getAttributeValue("trunc"));
istringstream is((*iter2)->getContent());
uint4 subId2 = decoder.openElement(ELEM_BYTES);
stringData.isTruncated = decoder.readBool(ATTRIB_TRUNC);
istringstream is(decoder.readString(ATTRIB_CONTENT));
int4 val;
char c1, c2;
is >> ws;
@ -147,7 +156,10 @@ void StringManager::restoreXml(const Element *el, const AddrSpaceManager *m)
c1 = is.get();
c2 = is.get();
}
decoder.closeElement(subId2);
decoder.closeElement(subId);
}
decoder.closeElement(elemId);
}
/// \param buffer is the byte buffer