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