diff options
Diffstat (limited to 'libasm/libasm.h')
| -rw-r--r-- | libasm/libasm.h | 72 |
1 files changed, 58 insertions, 14 deletions
diff --git a/libasm/libasm.h b/libasm/libasm.h index dbdd6fc2..307c7349 100644 --- a/libasm/libasm.h +++ b/libasm/libasm.h @@ -1,15 +1,27 @@ /* Interface for libasm. - Copyright (C) 2002 Red Hat, Inc. - - This program is Open Source software; you can redistribute it and/or - modify it under the terms of the Open Software License version 1.0 as - published by the Open Source Initiative. - - You should have received a copy of the Open Software License along - with this program; if not, you may obtain a copy of the Open Software - License version 1.0 from http://www.opensource.org/licenses/osl.php or - by writing the Open Source Initiative c/o Lawrence Rosen, Esq., - 3001 King Ranch Road, Ukiah, CA 95482. */ + Copyright (C) 2002, 2005, 2008 Red Hat, Inc. + This file is part of Red Hat elfutils. + + Red Hat elfutils is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by the + Free Software Foundation; version 2 of the License. + + Red Hat elfutils is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License along + with Red Hat elfutils; if not, write to the Free Software Foundation, + Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA. + + Red Hat elfutils is an included package of the Open Invention Network. + An included package of the Open Invention Network is a package for which + Open Invention Network licensees cross-license their patents. No patent + license is granted, either expressly or impliedly, by designation as an + included package. Should you wish to participate in the Open Invention + Network licensing program, please visit www.openinventionnetwork.com + <http://www.openinventionnetwork.com>. */ #ifndef _LIBASM_H #define _LIBASM_H 1 @@ -17,7 +29,7 @@ #include <stdbool.h> #include <stdint.h> -#include <gelf.h> +#include <libebl.h> /* Opaque type for the assembler context descriptor. */ @@ -33,6 +45,20 @@ typedef struct AsmScnGrp AsmScnGrp_t; typedef struct AsmSym AsmSym_t; +/* Opaque type for the disassembler context descriptor. */ +typedef struct DisasmCtx DisasmCtx_t; + +/* Type used for callback functions to retrieve symbol name. The + symbol reference is in the section designated by the second parameter + at an offset described by the first parameter. The value is the + third parameter. */ +typedef int (*DisasmGetSymCB_t) (GElf_Addr, Elf32_Word, GElf_Addr, char **, + size_t *, void *); + +/* Output function callback. */ +typedef int (*DisasmOutputCB_t) (char *, size_t, void *); + + #ifdef __cplusplus extern "C" { #endif @@ -43,8 +69,7 @@ extern "C" { corresponds to an EM_ constant from <elf.h>, KLASS specifies the class (32- or 64-bit), and DATA specifies the byte order (little or big endian). */ -extern AsmCtx_t *asm_begin (const char *fname, bool textp, int machine, - int klass, int data); +extern AsmCtx_t *asm_begin (const char *fname, Ebl *ebl, bool textp); /* Abort the operation on the assembler context and free all resources. */ extern int asm_abort (AsmCtx_t *ctx); @@ -148,6 +173,25 @@ extern int asm_errno (void); string is returned. */ extern const char *asm_errmsg (int __error); + +/* Create context descriptor for disassembler. */ +extern DisasmCtx_t *disasm_begin (Ebl *ebl, Elf *elf, DisasmGetSymCB_t symcb); + +/* Release descriptor for disassembler. */ +extern int disasm_end (DisasmCtx_t *ctx); + +/* Produce of disassembly output for given memory, store text in + provided buffer. */ +extern int disasm_str (DisasmCtx_t *ctx, const uint8_t **startp, + const uint8_t *end, GElf_Addr addr, const char *fmt, + char **bufp, size_t len, void *symcbarg); + +/* Produce disassembly output for given memory and output it using the + given callback functions. */ +extern int disasm_cb (DisasmCtx_t *ctx, const uint8_t **startp, + const uint8_t *end, GElf_Addr addr, const char *fmt, + DisasmOutputCB_t outcb, void *outcbarg, void *symcbarg); + #ifdef __cplusplus } #endif |