diff --git a/ChangeLog b/ChangeLog index 6b4cc4de8..64c5c5e8b 100644 --- a/ChangeLog +++ b/ChangeLog @@ -14,6 +14,7 @@ * grub-core/gdb/i386/machdep.S: Likewise. * grub-core/gdb/i386/signal.c: Likewise. * grub-core/lib/i386/backtrace.c: Likewise. + * grub-core/lib/backtrace.c: Likewise. * include/grub/backtrace.h: Likewise. * include/grub/gdb.h: Likewise. * include/grub/i386/gdb.h: Likewise. diff --git a/grub-core/lib/backtrace.c b/grub-core/lib/backtrace.c new file mode 100644 index 000000000..bf2f7aa82 --- /dev/null +++ b/grub-core/lib/backtrace.c @@ -0,0 +1,48 @@ +/* + * GRUB -- GRand Unified Bootloader + * Copyright (C) 2009 Free Software Foundation, Inc. + * + * GRUB 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, either version 3 of the License, or + * (at your option) any later version. + * + * GRUB 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 GRUB. If not, see . + */ + +#include +#include +#include +#include +#include +#include +#include + +GRUB_MOD_LICENSE ("GPLv3+"); + +void +grub_backtrace_print_address (void *addr) +{ + grub_dl_t mod; + + FOR_DL_MODULES (mod) + { + grub_dl_segment_t segment; + for (segment = mod->segment; segment; segment = segment->next) + if (segment->addr <= addr && (grub_uint8_t *) segment->addr + + segment->size > (grub_uint8_t *) addr) + { + grub_printf ("%s.%x+%" PRIxGRUB_SIZE, mod->name, segment->section, + (grub_uint8_t *) addr - (grub_uint8_t *) segment->addr); + return; + } + } + + grub_printf ("%p", addr); +}