| linux32_sysvec.c (346812) | linux32_sysvec.c (346816) |
|---|---|
| 1/*- 2 * Copyright (c) 2004 Tim J. Robbins 3 * Copyright (c) 2003 Peter Wemm 4 * Copyright (c) 2002 Doug Rabson 5 * Copyright (c) 1998-1999 Andrew Gallatin 6 * Copyright (c) 1994-1996 S��ren Schmidt 7 * All rights reserved. 8 * --- 19 unchanged lines hidden (view full) --- 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33#include "opt_compat.h" 34 35#include <sys/cdefs.h> | 1/*- 2 * Copyright (c) 2004 Tim J. Robbins 3 * Copyright (c) 2003 Peter Wemm 4 * Copyright (c) 2002 Doug Rabson 5 * Copyright (c) 1998-1999 Andrew Gallatin 6 * Copyright (c) 1994-1996 S��ren Schmidt 7 * All rights reserved. 8 * --- 19 unchanged lines hidden (view full) --- 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33#include "opt_compat.h" 34 35#include <sys/cdefs.h> |
| 36__FBSDID("$FreeBSD: stable/11/sys/amd64/linux32/linux32_sysvec.c 346812 2019-04-28 09:53:08Z dchagin $"); | 36__FBSDID("$FreeBSD: stable/11/sys/amd64/linux32/linux32_sysvec.c 346816 2019-04-28 13:19:28Z dchagin $"); |
| 37#include "opt_compat.h" 38 39#ifndef COMPAT_FREEBSD32 40#error "Unable to compile Linux-emulator due to missing COMPAT_FREEBSD32 option!" 41#endif 42 43#define __ELF_WORD_SIZE 32 44 --- 687 unchanged lines hidden (view full) --- 732 733 td->td_retval[0] = 0; 734 td->td_retval[1] = frame->tf_rdx; 735 736 return (0); 737} 738 739/* | 37#include "opt_compat.h" 38 39#ifndef COMPAT_FREEBSD32 40#error "Unable to compile Linux-emulator due to missing COMPAT_FREEBSD32 option!" 41#endif 42 43#define __ELF_WORD_SIZE 32 44 --- 687 unchanged lines hidden (view full) --- 732 733 td->td_retval[0] = 0; 734 td->td_retval[1] = frame->tf_rdx; 735 736 return (0); 737} 738 739/* |
| 740 * If a linux binary is exec'ing something, try this image activator | 740 * If a Linux binary is exec'ing something, try this image activator |
| 741 * first. We override standard shell script execution in order to | 741 * first. We override standard shell script execution in order to |
| 742 * be able to modify the interpreter path. We only do this if a linux | 742 * be able to modify the interpreter path. We only do this if a Linux |
| 743 * binary is doing the exec, so we do not create an EXEC module for it. 744 */ 745static int exec_linux_imgact_try(struct image_params *iparams); 746 747static int 748exec_linux_imgact_try(struct image_params *imgp) 749{ 750 const char *head = (const char *)imgp->image_header; 751 char *rpath; 752 int error = -1; 753 754 /* | 743 * binary is doing the exec, so we do not create an EXEC module for it. 744 */ 745static int exec_linux_imgact_try(struct image_params *iparams); 746 747static int 748exec_linux_imgact_try(struct image_params *imgp) 749{ 750 const char *head = (const char *)imgp->image_header; 751 char *rpath; 752 int error = -1; 753 754 /* |
| 755 * The interpreter for shell scripts run from a linux binary needs | 755 * The interpreter for shell scripts run from a Linux binary needs |
| 756 * to be located in /compat/linux if possible in order to recursively | 756 * to be located in /compat/linux if possible in order to recursively |
| 757 * maintain linux path emulation. | 757 * maintain Linux path emulation. |
| 758 */ 759 if (((const short *)head)[0] == SHELLMAGIC) { 760 /* 761 * Run our normal shell image activator. If it succeeds attempt 762 * to use the alternate path for the interpreter. If an 763 * alternate * path is found, use our stringspace to store it. 764 */ 765 if ((error = exec_shell_imgact(imgp)) == 0) { --- 286 unchanged lines hidden (view full) --- 1052 p = (uintptr_t)(note + 1); 1053 p += roundup2(note->n_namesz, sizeof(Elf32_Addr)); 1054 1055 desc = (const Elf32_Word *)p; 1056 if (desc[0] != GNULINUX_ABI_DESC) 1057 return (FALSE); 1058 1059 /* | 758 */ 759 if (((const short *)head)[0] == SHELLMAGIC) { 760 /* 761 * Run our normal shell image activator. If it succeeds attempt 762 * to use the alternate path for the interpreter. If an 763 * alternate * path is found, use our stringspace to store it. 764 */ 765 if ((error = exec_shell_imgact(imgp)) == 0) { --- 286 unchanged lines hidden (view full) --- 1052 p = (uintptr_t)(note + 1); 1053 p += roundup2(note->n_namesz, sizeof(Elf32_Addr)); 1054 1055 desc = (const Elf32_Word *)p; 1056 if (desc[0] != GNULINUX_ABI_DESC) 1057 return (FALSE); 1058 1059 /* |
| 1060 * For linux we encode osrel as follows (see linux_mib.c): | 1060 * For Linux we encode osrel as follows (see linux_mib.c): |
| 1061 * VVVMMMIII (version, major, minor), see linux_mib.c. 1062 */ 1063 *osrel = desc[1] * 1000000 + desc[2] * 1000 + desc[3]; 1064 1065 return (TRUE); 1066} 1067 1068static Elf_Brandnote linux32_brandnote = { --- 112 unchanged lines hidden --- | 1061 * VVVMMMIII (version, major, minor), see linux_mib.c. 1062 */ 1063 *osrel = desc[1] * 1000000 + desc[2] * 1000 + desc[3]; 1064 1065 return (TRUE); 1066} 1067 1068static Elf_Brandnote linux32_brandnote = { --- 112 unchanged lines hidden --- |