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      1 /*===-- llvm-c/BitReader.h - BitReader Library C Interface ------*- C++ -*-===*\
      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 |*===----------------------------------------------------------------------===*|
      9 |*                                                                            *|
     10 |* This header declares the C interface to libLLVMBitReader.a, which          *|
     11 |* implements input 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_BITREADER_H
     20 #define LLVM_C_BITREADER_H
     21 
     22 #include "llvm-c/Types.h"
     23 
     24 #ifdef __cplusplus
     25 extern "C" {
     26 #endif
     27 
     28 /**
     29  * @defgroup LLVMCBitReader Bit Reader
     30  * @ingroup LLVMC
     31  *
     32  * @{
     33  */
     34 
     35 /* Builds a module from the bitcode in the specified memory buffer, returning a
     36    reference to the module via the OutModule parameter. Returns 0 on success.
     37    Optionally returns a human-readable error message via OutMessage.
     38 
     39    This is deprecated. Use LLVMParseBitcode2. */
     40 LLVMBool LLVMParseBitcode(LLVMMemoryBufferRef MemBuf, LLVMModuleRef *OutModule,
     41                           char **OutMessage);
     42 
     43 /* Builds a module from the bitcode in the specified memory buffer, returning a
     44    reference to the module via the OutModule parameter. Returns 0 on success. */
     45 LLVMBool LLVMParseBitcode2(LLVMMemoryBufferRef MemBuf,
     46                            LLVMModuleRef *OutModule);
     47 
     48 /* This is deprecated. Use LLVMParseBitcodeInContext2. */
     49 LLVMBool LLVMParseBitcodeInContext(LLVMContextRef ContextRef,
     50                                    LLVMMemoryBufferRef MemBuf,
     51                                    LLVMModuleRef *OutModule, char **OutMessage);
     52 
     53 LLVMBool LLVMParseBitcodeInContext2(LLVMContextRef ContextRef,
     54                                     LLVMMemoryBufferRef MemBuf,
     55                                     LLVMModuleRef *OutModule);
     56 
     57 /** Reads a module from the specified path, returning via the OutMP parameter
     58     a module provider which performs lazy deserialization. Returns 0 on success.
     59     Optionally returns a human-readable error message via OutMessage.
     60     This is deprecated. Use LLVMGetBitcodeModuleInContext2. */
     61 LLVMBool LLVMGetBitcodeModuleInContext(LLVMContextRef ContextRef,
     62                                        LLVMMemoryBufferRef MemBuf,
     63                                        LLVMModuleRef *OutM, char **OutMessage);
     64 
     65 /** Reads a module from the specified path, returning via the OutMP parameter a
     66  * module provider which performs lazy deserialization. Returns 0 on success. */
     67 LLVMBool LLVMGetBitcodeModuleInContext2(LLVMContextRef ContextRef,
     68                                         LLVMMemoryBufferRef MemBuf,
     69                                         LLVMModuleRef *OutM);
     70 
     71 /* This is deprecated. Use LLVMGetBitcodeModule2. */
     72 LLVMBool LLVMGetBitcodeModule(LLVMMemoryBufferRef MemBuf, LLVMModuleRef *OutM,
     73                               char **OutMessage);
     74 
     75 LLVMBool LLVMGetBitcodeModule2(LLVMMemoryBufferRef MemBuf, LLVMModuleRef *OutM);
     76 
     77 /**
     78  * @}
     79  */
     80 
     81 #ifdef __cplusplus
     82 }
     83 #endif
     84 
     85 #endif
     86