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73 lines
1.9 KiB
73 lines
1.9 KiB
/* Find DWARF CFI for a module in libdwfl. |
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Copyright (C) 2009-2010 Red Hat, Inc. |
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This file is part of elfutils. |
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This file is free software; you can redistribute it and/or modify |
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it under the terms of either |
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* the GNU Lesser General Public License as published by the Free |
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Software Foundation; either version 3 of the License, or (at |
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your option) any later version |
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or |
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* the GNU General Public License as published by the Free |
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Software Foundation; either version 2 of the License, or (at |
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your option) any later version |
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or both in parallel, as here. |
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elfutils is distributed in the hope that it will be useful, but |
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WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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General Public License for more details. |
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You should have received copies of the GNU General Public License and |
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the GNU Lesser General Public License along with this program. If |
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not, see <http://www.gnu.org/licenses/>. */ |
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#ifdef HAVE_CONFIG_H |
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# include <config.h> |
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#endif |
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#include "libdwflP.h" |
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#include "../libdw/cfi.h" |
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Dwarf_CFI * |
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internal_function |
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__libdwfl_set_cfi (Dwfl_Module *mod, Dwarf_CFI **slot, Dwarf_CFI *cfi) |
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{ |
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if (cfi != NULL && cfi->ebl == NULL) |
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{ |
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Dwfl_Error error = __libdwfl_module_getebl (mod); |
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if (error == DWFL_E_NOERROR) |
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cfi->ebl = mod->ebl; |
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else |
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{ |
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if (slot == &mod->eh_cfi) |
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INTUSE(dwarf_cfi_end) (cfi); |
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__libdwfl_seterrno (error); |
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return NULL; |
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} |
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} |
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return *slot = cfi; |
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} |
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Dwarf_CFI * |
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dwfl_module_dwarf_cfi (Dwfl_Module *mod, Dwarf_Addr *bias) |
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{ |
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if (mod == NULL) |
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return NULL; |
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if (mod->dwarf_cfi != NULL) |
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{ |
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*bias = dwfl_adjusted_dwarf_addr (mod, 0); |
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return mod->dwarf_cfi; |
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} |
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return __libdwfl_set_cfi (mod, &mod->dwarf_cfi, |
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INTUSE(dwarf_getcfi) |
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(INTUSE(dwfl_module_getdwarf) (mod, bias))); |
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} |
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INTDEF (dwfl_module_dwarf_cfi)
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