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Diffstat (limited to 'elf/tst-_dl_addr_inside_object.c')
| -rw-r--r-- | elf/tst-_dl_addr_inside_object.c | 222 |
1 files changed, 0 insertions, 222 deletions
diff --git a/elf/tst-_dl_addr_inside_object.c b/elf/tst-_dl_addr_inside_object.c deleted file mode 100644 index 1604b8df63..0000000000 --- a/elf/tst-_dl_addr_inside_object.c +++ /dev/null @@ -1,222 +0,0 @@ -/* Unit test for _dl_addr_inside_object. - Copyright (C) 2016-2017 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, see - <http://www.gnu.org/licenses/>. */ - -#include <stdio.h> -#include <stdlib.h> -#include <link.h> -#include <elf.h> -#include <libc-symbols.h> - -extern int internal_function _dl_addr_inside_object (struct link_map *l, - const ElfW(Addr) addr); - -static int -do_test (void) -{ - int ret, err = 0; - ElfW(Addr) addr; - struct link_map map; - ElfW(Phdr) header; - map.l_phdr = &header; - map.l_phnum = 1; - map.l_addr = 0x0; - /* Segment spans 0x2000 -> 0x4000. */ - header.p_vaddr = 0x2000; - header.p_memsz = 0x2000; - header.p_type = PT_LOAD; - /* Address is above the segment e.g. > 0x4000. */ - addr = 0x5000; - ret = _dl_addr_inside_object (&map, addr); - switch (ret) - { - case 0: - printf ("PASS: Above: Address is detected as outside the segment.\n"); - break; - case 1: - printf ("FAIL: Above: Address is detected as inside the segment.\n"); - err++; - break; - default: - printf ("FAIL: Above: Invalid return value.\n"); - exit (1); - } - /* Address is inside the segment e.g. 0x2000 < addr < 0x4000. */ - addr = 0x3000; - ret = _dl_addr_inside_object (&map, addr); - switch (ret) - { - case 0: - printf ("FAIL: Inside: Address is detected as outside the segment.\n"); - err++; - break; - case 1: - printf ("PASS: Inside: Address is detected as inside the segment.\n"); - break; - default: - printf ("FAIL: Inside: Invalid return value.\n"); - exit (1); - } - /* Address is below the segment e.g. < 0x2000. */ - addr = 0x1000; - ret = _dl_addr_inside_object (&map, addr); - switch (ret) - { - case 0: - printf ("PASS: Below: Address is detected as outside the segment.\n"); - break; - case 1: - printf ("FAIL: Below: Address is detected as inside the segment.\n"); - err++; - break; - default: - printf ("FAIL: Below: Invalid return value.\n"); - exit (1); - } - /* Address is in the segment and addr == p_vaddr. */ - addr = 0x2000; - ret = _dl_addr_inside_object (&map, addr); - switch (ret) - { - case 0: - printf ("FAIL: At p_vaddr: Address is detected as outside the segment.\n"); - err++; - break; - case 1: - printf ("PASS: At p_vaddr: Address is detected as inside the segment.\n"); - break; - default: - printf ("FAIL: At p_vaddr: Invalid return value.\n"); - exit (1); - } - /* Address is in the segment and addr == p_vaddr + p_memsz - 1. */ - addr = 0x2000 + 0x2000 - 0x1; - ret = _dl_addr_inside_object (&map, addr); - switch (ret) - { - case 0: - printf ("FAIL: At p_memsz-1: Address is detected as outside the segment.\n"); - err++; - break; - case 1: - printf ("PASS: At p_memsz-1: Address is detected as inside the segment.\n"); - break; - default: - printf ("FAIL: At p_memsz-1: Invalid return value.\n"); - exit (1); - } - /* Address is outside the segment and addr == p_vaddr + p_memsz. */ - addr = 0x2000 + 0x2000; - ret = _dl_addr_inside_object (&map, addr); - switch (ret) - { - case 0: - printf ("PASS: At p_memsz: Address is detected as outside the segment.\n"); - break; - case 1: - printf ("FAIL: At p_memsz: Address is detected as inside the segment.\n"); - err++; - break; - default: - printf ("FAIL: At p_memsz: Invalid return value.\n"); - exit (1); - } - /* Address is outside the segment and p_vaddr at maximum address. */ - addr = 0x0 - 0x2; - header.p_vaddr = 0x0 - 0x1; - header.p_memsz = 0x1; - ret = _dl_addr_inside_object (&map, addr); - switch (ret) - { - case 0: - printf ("PASS: At max: Address is detected as outside the segment.\n"); - break; - case 1: - printf ("FAIL: At max: Address is detected as inside the segment.\n"); - err++; - break; - default: - printf ("FAIL: At max: Invalid return value.\n"); - exit (1); - } - /* Address is outside the segment and p_vaddr at minimum address. */ - addr = 0x1; - header.p_vaddr = 0x0; - header.p_memsz = 0x1; - ret = _dl_addr_inside_object (&map, addr); - switch (ret) - { - case 0: - printf ("PASS: At min: Address is detected as outside the segment.\n"); - break; - case 1: - printf ("FAIL: At min: Address is detected as inside the segment.\n"); - err++; - break; - default: - printf ("FAIL: At min: Invalid return value.\n"); - exit (1); - } - /* Address is always inside the segment with p_memsz at max. */ - addr = 0x0; - header.p_vaddr = 0x0; - header.p_memsz = 0x0 - 0x1; - ret = _dl_addr_inside_object (&map, addr); - switch (ret) - { - case 0: - printf ("FAIL: At maxmem: Address is detected as outside the segment.\n"); - err++; - break; - case 1: - printf ("PASS: At maxmem: Address is detected as inside the segment.\n"); - break; - default: - printf ("FAIL: At maxmem: Invalid return value.\n"); - exit (1); - } - /* Attempt to wrap addr into the segment. - Pick a load address in the middle of the address space. - Place the test address at 0x0 so it wraps to the middle again. */ - map.l_addr = 0x0 - 0x1; - map.l_addr = map.l_addr / 2; - addr = 0; - /* Setup a segment covering 1/2 the address space. */ - header.p_vaddr = 0x0; - header.p_memsz = 0x0 - 0x1 - map.l_addr; - /* No matter where you place addr everything is shifted modulo l_addr - and even with this underflow you're always 1 byte away from being - in the range. */ - ret = _dl_addr_inside_object (&map, addr); - switch (ret) - { - case 0: - printf ("PASS: Underflow: Address is detected as outside the segment.\n"); - break; - case 1: - printf ("FAIL: Underflow: Address is detected as inside the segment.\n"); - err++; - break; - default: - printf ("FAIL: Underflow: Invalid return value.\n"); - exit (1); - } - - return err; -} - -#include <support/test-driver.c> |