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Decompiler window integer conversions

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This commit is contained in:
caheckman 2021-06-23 15:18:34 -04:00
parent 11149b9ef2
commit 1391e83ce9
35 changed files with 2430 additions and 281 deletions
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40
Ghidra/Features/Decompiler/src/decompile/cpp/ifacedecomp.cc
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@ -57,6 +57,7 @@ void IfaceDecompCapability::registerCommands(IfaceStatus *status)
status->registerCom(new IfcMapfunction(),"map","function");
status->registerCom(new IfcMapexternalref(),"map","externalref");
status->registerCom(new IfcMaplabel(),"map","label");
status->registerCom(new IfcMapconvert(),"map","convert");
status->registerCom(new IfcPrintdisasm(),"disassemble");
status->registerCom(new IfcDecompile(),"decompile");
status->registerCom(new IfcDump(),"dump");
@ -665,6 +666,45 @@ void IfcMaplabel::execute(istream &s)
scope->setAttribute(sym,Varnode::namelock|Varnode::typelock);
}
/// \class IfcMapconvert
/// \brief Create an convert directive: `map convert <format> <value> <address> <hash>`
///
/// Creates a \e convert directive that causes a targeted constant value to be displayed
/// with the specified integer format. The constant is specified by \e value, and the
/// \e address of the p-code op using the constant plus a dynamic \e hash is also given.
void IfcMapconvert::execute(istream &s)
{
if (dcp->fd == (Funcdata *)0)
throw IfaceExecutionError("No function loaded");
string name;
uintb value;
uint8 hash;
int4 size;
uint4 format = 0;
s >> name; // Parse the format token
if (name == "hex")
format = Symbol::force_hex;
else if (name == "dec")
format = Symbol::force_dec;
else if (name == "bin")
format = Symbol::force_bin;
else if (name == "oct")
format = Symbol::force_oct;
else if (name == "char")
format = Symbol::force_char;
else
throw IfaceParseError("Bad convert format");
s >> ws >> hex >> value;
Address addr = parse_machaddr(s,size,*dcp->conf->types); // Read pc address of hash
s >> hex >> hash; // Parse the hash value
dcp->fd->getScopeLocal()->addConvertSymbol(format, value, addr, hash);
}
/// \class IfcPrintdisasm
/// \brief Print disassembly of a memory range: `disassemble [<address1> <address2>]`
///