diff options
Diffstat (limited to 'sys/arch/sparc64/stand/ofwboot/elf64_exec.c')
| -rw-r--r-- | sys/arch/sparc64/stand/ofwboot/elf64_exec.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/sys/arch/sparc64/stand/ofwboot/elf64_exec.c b/sys/arch/sparc64/stand/ofwboot/elf64_exec.c index 0597468f9e4..7ac6fcaa07e 100644 --- a/sys/arch/sparc64/stand/ofwboot/elf64_exec.c +++ b/sys/arch/sparc64/stand/ofwboot/elf64_exec.c @@ -1,4 +1,4 @@ -/* $OpenBSD: elf64_exec.c,v 1.3 2013/03/21 21:51:01 deraadt Exp $ */ +/* $OpenBSD: elf64_exec.c,v 1.4 2013/12/28 21:00:21 kettenis Exp $ */ /* $NetBSD: elfXX_exec.c,v 1.2 2001/08/15 20:08:15 eeh Exp $ */ /* @@ -78,6 +78,18 @@ elf64_exec(int fd, Elf_Ehdr *elf, u_int64_t *entryp, void **ssymp, void **esymp) printf("read phdr: %s\n", strerror(errno)); return (1); } + + if (phdr.p_type == PT_OPENBSD_RANDOMIZE) { + int m, pos; + + /* Fill segment. */ + for (pos = 0; pos < phdr.p_filesz; pos += m) { + m = MIN(phdr.p_filesz - pos, sizeof(rnddata)); + bcopy(rnddata, (void *)(long)phdr.p_paddr + pos, m); + } + continue; + } + if (phdr.p_type != PT_LOAD || (phdr.p_flags & (PF_W|PF_X)) == 0) continue; |