diff options
| author | peter <peter@FreeBSD.org> | 1996-03-10 23:44:40 +0000 |
|---|---|---|
| committer | peter <peter@FreeBSD.org> | 1996-03-10 23:44:40 +0000 |
| commit | c2c92de148b011da2a37e1676f3dbf8aaa02722f (patch) | |
| tree | 49b2a70a61b236c10a13acfaf47b294843e8a4cd /sys/kern/imgact_elf.c | |
| parent | 602a9dfadd213fcdd180b62802f7c4ca99bff62c (diff) | |
| download | FreeBSD-src-c2c92de148b011da2a37e1676f3dbf8aaa02722f.zip FreeBSD-src-c2c92de148b011da2a37e1676f3dbf8aaa02722f.tar.gz | |
Tweak the data/bss segment page count. The last version worked
with all the test cases I tried, I'm sure this is more correct.
Tweak some prototypes.
Diffstat (limited to 'sys/kern/imgact_elf.c')
| -rw-r--r-- | sys/kern/imgact_elf.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/sys/kern/imgact_elf.c b/sys/kern/imgact_elf.c index 462e8b9..9574363 100644 --- a/sys/kern/imgact_elf.c +++ b/sys/kern/imgact_elf.c @@ -26,7 +26,7 @@ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * - * $Id: imgact_elf.c,v 1.1 1996/03/10 08:42:54 sos Exp $ + * $Id: imgact_elf.c,v 1.2 1996/03/10 22:37:34 peter Exp $ */ #include <sys/param.h> @@ -61,9 +61,9 @@ #define MAX_PHDR 32 /* XXX enough ? */ -static int read_from_vp __P((struct vnode *vp, vm_offset_t offset, caddr_t buf, vm_size_t size)); static int map_pages __P((struct vnode *vp, vm_offset_t offset, vm_offset_t *buf, vm_size_t size)); static void unmap_pages __P((struct vnode *vp, vm_offset_t buf, vm_size_t size)); +static int elf_check_permissions __P((struct proc *p, struct vnode *vp)); static int elf_check_header __P((Elf32_Ehdr *hdr, int type)); static int elf_load_section __P((struct vmspace *vmspace, struct vnode *vp, vm_offset_t offset, caddr_t vmaddr, size_t memsz, size_t filsz, vm_prot_t prot)); static int elf_load_file __P((struct proc *p, char *file, u_long *addr, u_long *entry)); @@ -180,7 +180,6 @@ unmap_pages(struct vnode *vp, vm_offset_t buf, vm_size_t size) static int elf_check_permissions(struct proc *p, struct vnode *vp) - { struct vattr attr; int error; @@ -288,7 +287,7 @@ elf_load_section(struct vmspace *vmspace, struct vnode *vp, vm_offset_t offset, */ copy_len = (offset + filsz) - trunc_page(offset + filsz); map_addr = trunc_page(vmaddr + filsz); - map_len = round_page(memsz - filsz); + map_len = round_page(vmaddr + memsz) - map_addr; if (map_len != 0) { if (error = vm_map_find(&vmspace->vm_map, NULL, 0, |
