1 /*===-- llvm-c/BitWriter.h - BitWriter Library C Interface ------*- C++ -*-===*\
2 |*                                                                            *|
3 |* Part of the LLVM Project, under the Apache License v2.0 with LLVM          *|
4 |* Exceptions.                                                                *|
5 |* See https://llvm.org/LICENSE.txt for license information.                  *|
6 |* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception                    *|
7 |*                                                                            *|
8 |*===----------------------------------------------------------------------===*|
9 |*                                                                            *|
10 |* This header declares the C interface to libLLVMBitWriter.a, which          *|
11 |* implements output of the LLVM bitcode format.                              *|
12 |*                                                                            *|
13 |* Many exotic languages can interoperate with C code but have a harder time  *|
14 |* with C++ due to name mangling. So in addition to C, this interface enables *|
15 |* tools written in such languages.                                           *|
16 |*                                                                            *|
17 \*===----------------------------------------------------------------------===*/
18 
19 #ifndef LLVM_C_BITWRITER_H
20 #define LLVM_C_BITWRITER_H
21 
22 #include "llvm-c/ExternC.h"
23 #include "llvm-c/Types.h"
24 
25 LLVM_C_EXTERN_C_BEGIN
26 
27 /**
28  * @defgroup LLVMCBitWriter Bit Writer
29  * @ingroup LLVMC
30  *
31  * @{
32  */
33 
34 /*===-- Operations on modules ---------------------------------------------===*/
35 
36 /** Writes a module to the specified path. Returns 0 on success. */
37 int LLVMWriteBitcodeToFile(LLVMModuleRef M, const char *Path);
38 
39 /** Writes a module to an open file descriptor. Returns 0 on success. */
40 int LLVMWriteBitcodeToFD(LLVMModuleRef M, int FD, int ShouldClose,
41                          int Unbuffered);
42 
43 /** Deprecated for LLVMWriteBitcodeToFD. Writes a module to an open file
44     descriptor. Returns 0 on success. Closes the Handle. */
45 int LLVMWriteBitcodeToFileHandle(LLVMModuleRef M, int Handle);
46 
47 /** Writes a module to a new memory buffer and returns it. */
48 LLVMMemoryBufferRef LLVMWriteBitcodeToMemoryBuffer(LLVMModuleRef M);
49 
50 /**
51  * @}
52  */
53 
54 LLVM_C_EXTERN_C_END
55 
56 #endif
57