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64 lines
2 KiB
C
64 lines
2 KiB
C
/* libunwind - a platform-independent unwind library
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Copyright (C) 2003 Hewlett-Packard Co
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Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
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This file is part of libunwind.
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Permission is hereby granted, free of charge, to any person obtaining
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a copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, sublicense, and/or sell copies of the Software, and to
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permit persons to whom the Software is furnished to do so, subject to
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the following conditions:
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The above copyright notice and this permission notice shall be
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included in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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#ifndef UNW_REMOTE_ONLY
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#include <limits.h>
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#include <stdio.h>
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#include "internal.h"
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#include "tdep.h"
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#include "os-linux.h"
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/* Here, it doesn't matter whether we include elf64.h or elf32.h.
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Both define "struct elf_image" and elf_map_image() in an identical
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fashion. */
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#include "elf64.h"
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HIDDEN int
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tdep_get_elf_image (struct elf_image *ei, pid_t pid, unw_word_t ip,
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unsigned long *segbase, unsigned long *mapoff)
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{
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struct map_iterator mi;
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char path[PATH_MAX];
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int found = 0;
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unsigned long hi;
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maps_init (&mi, pid);
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while (maps_next (&mi, segbase, &hi, mapoff, path))
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if (ip >= *segbase && ip < hi)
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{
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found = 1;
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break;
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}
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maps_close (&mi);
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if (!found)
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return -1;
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return elf_map_image (ei, path);
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}
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#endif /* UNW_REMOTE_ONLY */
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