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//===-- BitReader.cpp -----------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm-c/BitReader.h"
#include "llvm/Bitcode/ReaderWriter.h"
#include "llvm/Support/MemoryBuffer.h"
#include <string>
#include <cstring>
using namespace llvm;
/* Builds a module from the bitcode in the specified memory buffer, returning a
reference to the module via the OutModule parameter. Returns 0 on success.
Optionally returns a human-readable error message via OutMessage. */
int LLVMParseBitcode(LLVMMemoryBufferRef MemBuf, LLVMContextRef ContextRef,
LLVMModuleRef *OutModule, char **OutMessage) {
std::string Message;
*OutModule = wrap(ParseBitcodeFile(unwrap(MemBuf), unwrap(ContextRef),
&Message));
if (!*OutModule) {
if (OutMessage)
*OutMessage = strdup(Message.c_str());
return 1;
}
return 0;
}
/* Reads a module from the specified path, returning via the OutModule parameter
a module provider which performs lazy deserialization. Returns 0 on success.
Optionally returns a human-readable error message via OutMessage. */
int LLVMGetBitcodeModuleProvider(LLVMMemoryBufferRef MemBuf,
LLVMContextRef ContextRef,
LLVMModuleProviderRef *OutMP,
char **OutMessage) {
std::string Message;
*OutMP = wrap(getBitcodeModuleProvider(unwrap(MemBuf), unwrap(ContextRef),
&Message));
if (!*OutMP) {
if (OutMessage)
*OutMessage = strdup(Message.c_str());
return 1;
}
return 0;
}
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