1//===-- BitReader.cpp -----------------------------------------------------===//
2//
3// The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//

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16
17using namespace llvm;
18
19/* Builds a module from the bitcode in the specified memory buffer, returning a
20 reference to the module via the OutModule parameter. Returns 0 on success.
21 Optionally returns a human-readable error message via OutMessage. */
22LLVMBool LLVMParseBitcode(LLVMMemoryBufferRef MemBuf,
23 LLVMModuleRef *OutModule, char **OutMessage) {
24 return LLVMParseBitcodeInContext(wrap(&getGlobalContext()), MemBuf, OutModule,
25 OutMessage);
26}
27
28LLVMBool LLVMParseBitcodeInContext(LLVMContextRef ContextRef,
29 LLVMMemoryBufferRef MemBuf,
30 LLVMModuleRef *OutModule,
31 char **OutMessage) {
32 std::string Message;
33

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43}
44
45/* Reads a module from the specified path, returning via the OutModule parameter
46 a module provider which performs lazy deserialization. Returns 0 on success.
47 Optionally returns a human-readable error message via OutMessage. */
48LLVMBool LLVMGetBitcodeModuleProvider(LLVMMemoryBufferRef MemBuf,
49 LLVMModuleProviderRef *OutMP,
50 char **OutMessage) {
51 return LLVMGetBitcodeModuleProviderInContext(wrap(&getGlobalContext()),
52 MemBuf, OutMP, OutMessage);
53}
54
55LLVMBool LLVMGetBitcodeModuleProviderInContext(LLVMContextRef ContextRef,
56 LLVMMemoryBufferRef MemBuf,
57 LLVMModuleProviderRef *OutMP,
58 char **OutMessage) {
59 std::string Message;
60
61 *OutMP = reinterpret_cast<LLVMModuleProviderRef>(
62 getLazyBitcodeModule(unwrap(MemBuf), *unwrap(ContextRef), &Message));
63 if (!*OutMP) {
64 if (OutMessage)
65 *OutMessage = strdup(Message.c_str());
66 return 1;
67 }
68
69 return 0;
70}