Line data    Source code

       1             : /* Create context descriptor for disassembler.
       2             :    Copyright (C) 2005, 2008 Red Hat, Inc.
       3             :    This file is part of elfutils.
       4             :    Written by Ulrich Drepper <drepper@redhat.com>, 2005.
       5             : 
       6             :    This file is free software; you can redistribute it and/or modify
       7             :    it under the terms of either
       8             : 
       9             :      * the GNU Lesser General Public License as published by the Free
      10             :        Software Foundation; either version 3 of the License, or (at
      11             :        your option) any later version
      12             : 
      13             :    or
      14             : 
      15             :      * the GNU General Public License as published by the Free
      16             :        Software Foundation; either version 2 of the License, or (at
      17             :        your option) any later version
      18             : 
      19             :    or both in parallel, as here.
      20             : 
      21             :    elfutils is distributed in the hope that it will be useful, but
      22             :    WITHOUT ANY WARRANTY; without even the implied warranty of
      23             :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      24             :    General Public License for more details.
      25             : 
      26             :    You should have received copies of the GNU General Public License and
      27             :    the GNU Lesser General Public License along with this program.  If
      28             :    not, see <http://www.gnu.org/licenses/>.  */
      29             : 
      30             : #ifdef HAVE_CONFIG_H
      31             : # include <config.h>
      32             : #endif
      33             : 
      34             : #include <stdlib.h>
      35             : 
      36             : #include "libasmP.h"
      37             : #include "../libebl/libeblP.h"
      38             : 
      39             : 
      40             : DisasmCtx_t *
      41           3 : disasm_begin (Ebl *ebl, Elf *elf, DisasmGetSymCB_t symcb)
      42             : {
      43           3 :   if (ebl == NULL)
      44             :     return NULL;
      45             : 
      46           3 :   if (ebl->disasm == NULL)
      47             :     {
      48           0 :       __libasm_seterrno (ASM_E_ENOSUP);
      49           0 :       return NULL;
      50             :     }
      51             : 
      52           3 :   DisasmCtx_t *ctx = (DisasmCtx_t *) malloc (sizeof (DisasmCtx_t));
      53           3 :   if (ctx == NULL)
      54             :     {
      55           0 :       __libasm_seterrno (ASM_E_NOMEM);
      56           0 :       return NULL;
      57             :     }
      58             : 
      59           3 :   ctx->ebl = ebl;
      60           3 :   ctx->elf = elf;
      61           3 :   ctx->symcb = symcb;
      62             : 
      63           3 :   return ctx;
      64             : }