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//===- Object.cpp - C bindings to the object file library--------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines the C bindings to the file-format-independent object
// library.
//
//===----------------------------------------------------------------------===//
#include "llvm/Object/ObjectFile.h"
#include "llvm-c/Object.h"
using namespace llvm;
using namespace object;
// ObjectFile creation
LLVMObjectFileRef LLVMCreateObjectFile(LLVMMemoryBufferRef MemBuf) {
return wrap(ObjectFile::createObjectFile(unwrap(MemBuf)));
}
void LLVMDisposeObjectFile(LLVMObjectFileRef ObjectFile) {
delete unwrap(ObjectFile);
}
// ObjectFile Section iterators
LLVMSectionIteratorRef LLVMGetSections(LLVMObjectFileRef ObjectFile) {
section_iterator SI = unwrap(ObjectFile)->begin_sections();
return wrap(new section_iterator(SI));
}
void LLVMDisposeSectionIterator(LLVMSectionIteratorRef SI) {
delete unwrap(SI);
}
LLVMBool LLVMIsSectionIteratorAtEnd(LLVMObjectFileRef ObjectFile,
LLVMSectionIteratorRef SI) {
return (*unwrap(SI) == unwrap(ObjectFile)->end_sections()) ? 1 : 0;
}
void LLVMMoveToNextSection(LLVMSectionIteratorRef SI) {
error_code ec;
unwrap(SI)->increment(ec);
if (ec) report_fatal_error("LLVMMoveToNextSection failed: " + ec.message());
}
void LLVMMoveToContainingSection(LLVMSectionIteratorRef Sect,
LLVMSymbolIteratorRef Sym) {
if (error_code ec = (*unwrap(Sym))->getSection(*unwrap(Sect)))
report_fatal_error(ec.message());
}
// ObjectFile Symbol iterators
LLVMSymbolIteratorRef LLVMGetSymbols(LLVMObjectFileRef ObjectFile) {
symbol_iterator SI = unwrap(ObjectFile)->begin_symbols();
return wrap(new symbol_iterator(SI));
}
void LLVMDisposeSymbolIterator(LLVMSymbolIteratorRef SI) {
delete unwrap(SI);
}
LLVMBool LLVMIsSymbolIteratorAtEnd(LLVMObjectFileRef ObjectFile,
LLVMSymbolIteratorRef SI) {
return (*unwrap(SI) == unwrap(ObjectFile)->end_symbols()) ? 1 : 0;
}
void LLVMMoveToNextSymbol(LLVMSymbolIteratorRef SI) {
error_code ec;
unwrap(SI)->increment(ec);
if (ec) report_fatal_error("LLVMMoveToNextSymbol failed: " + ec.message());
}
// SectionRef accessors
const char *LLVMGetSectionName(LLVMSectionIteratorRef SI) {
StringRef ret;
if (error_code ec = (*unwrap(SI))->getName(ret))
report_fatal_error(ec.message());
return ret.data();
}
uint64_t LLVMGetSectionSize(LLVMSectionIteratorRef SI) {
uint64_t ret;
if (error_code ec = (*unwrap(SI))->getSize(ret))
report_fatal_error(ec.message());
return ret;
}
const char *LLVMGetSectionContents(LLVMSectionIteratorRef SI) {
StringRef ret;
if (error_code ec = (*unwrap(SI))->getContents(ret))
report_fatal_error(ec.message());
return ret.data();
}
uint64_t LLVMGetSectionAddress(LLVMSectionIteratorRef SI) {
uint64_t ret;
if (error_code ec = (*unwrap(SI))->getAddress(ret))
report_fatal_error(ec.message());
return ret;
}
LLVMBool LLVMGetSectionContainsSymbol(LLVMSectionIteratorRef SI,
LLVMSymbolIteratorRef Sym) {
bool ret;
if (error_code ec = (*unwrap(SI))->containsSymbol(**unwrap(Sym), ret))
report_fatal_error(ec.message());
return ret;
}
// Section Relocation iterators
LLVMRelocationIteratorRef LLVMGetRelocations(LLVMSectionIteratorRef Section) {
relocation_iterator SI = (*unwrap(Section))->begin_relocations();
return wrap(new relocation_iterator(SI));
}
void LLVMDisposeRelocationIterator(LLVMRelocationIteratorRef SI) {
delete unwrap(SI);
}
LLVMBool LLVMIsRelocationIteratorAtEnd(LLVMSectionIteratorRef Section,
LLVMRelocationIteratorRef SI) {
return (*unwrap(SI) == (*unwrap(Section))->end_relocations()) ? 1 : 0;
}
void LLVMMoveToNextRelocation(LLVMRelocationIteratorRef SI) {
error_code ec;
unwrap(SI)->increment(ec);
if (ec) report_fatal_error("LLVMMoveToNextRelocation failed: " +
ec.message());
}
// SymbolRef accessors
const char *LLVMGetSymbolName(LLVMSymbolIteratorRef SI) {
StringRef ret;
if (error_code ec = (*unwrap(SI))->getName(ret))
report_fatal_error(ec.message());
return ret.data();
}
uint64_t LLVMGetSymbolAddress(LLVMSymbolIteratorRef SI) {
uint64_t ret;
if (error_code ec = (*unwrap(SI))->getAddress(ret))
report_fatal_error(ec.message());
return ret;
}
uint64_t LLVMGetSymbolFileOffset(LLVMSymbolIteratorRef SI) {
uint64_t ret;
if (error_code ec = (*unwrap(SI))->getFileOffset(ret))
report_fatal_error(ec.message());
return ret;
}
uint64_t LLVMGetSymbolSize(LLVMSymbolIteratorRef SI) {
uint64_t ret;
if (error_code ec = (*unwrap(SI))->getSize(ret))
report_fatal_error(ec.message());
return ret;
}
// RelocationRef accessors
uint64_t LLVMGetRelocationAddress(LLVMRelocationIteratorRef RI) {
uint64_t ret;
if (error_code ec = (*unwrap(RI))->getAddress(ret))
report_fatal_error(ec.message());
return ret;
}
uint64_t LLVMGetRelocationOffset(LLVMRelocationIteratorRef RI) {
uint64_t ret;
if (error_code ec = (*unwrap(RI))->getOffset(ret))
report_fatal_error(ec.message());
return ret;
}
LLVMSymbolIteratorRef LLVMGetRelocationSymbol(LLVMRelocationIteratorRef RI) {
SymbolRef ret;
if (error_code ec = (*unwrap(RI))->getSymbol(ret))
report_fatal_error(ec.message());
return wrap(new symbol_iterator(ret));
}
uint64_t LLVMGetRelocationType(LLVMRelocationIteratorRef RI) {
uint64_t ret;
if (error_code ec = (*unwrap(RI))->getType(ret))
report_fatal_error(ec.message());
return ret;
}
// NOTE: Caller takes ownership of returned string.
const char *LLVMGetRelocationTypeName(LLVMRelocationIteratorRef RI) {
SmallVector<char, 0> ret;
if (error_code ec = (*unwrap(RI))->getTypeName(ret))
report_fatal_error(ec.message());
char *str = static_cast<char*>(malloc(ret.size()));
std::copy(ret.begin(), ret.end(), str);
return str;
}
// NOTE: Caller takes ownership of returned string.
const char *LLVMGetRelocationValueString(LLVMRelocationIteratorRef RI) {
SmallVector<char, 0> ret;
if (error_code ec = (*unwrap(RI))->getValueString(ret))
report_fatal_error(ec.message());
char *str = static_cast<char*>(malloc(ret.size()));
std::copy(ret.begin(), ret.end(), str);
return str;
}
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