diff options
Diffstat (limited to 'usr.bin/gcore/aoutcore.c')
| -rw-r--r-- | usr.bin/gcore/aoutcore.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/usr.bin/gcore/aoutcore.c b/usr.bin/gcore/aoutcore.c index c61bad8..5f17bf9 100644 --- a/usr.bin/gcore/aoutcore.c +++ b/usr.bin/gcore/aoutcore.c @@ -223,7 +223,10 @@ core(efd, fd, ki) { union { struct user user; - char ubytes[ctob(UPAGES)]; + struct { + char uabytes[ctob(UAREA_PAGES)]; + char ksbytes[ctob(KSTACK_PAGES)]; + } bytes; } uarea; int tsize = ki->ki_tsize; int dsize = ki->ki_dsize; @@ -231,9 +234,16 @@ core(efd, fd, ki) int cnt; /* Read in user struct */ - cnt = kvm_read(kd, (u_long)ki->ki_addr, &uarea, sizeof(uarea)); - if (cnt != sizeof(uarea)) - errx(1, "read user structure: %s", + cnt = kvm_read(kd, (u_long)ki->ki_addr, uarea.bytes.uabytes, + ctob(UAREA_PAGES)); + if (cnt != ctob(UAREA_PAGES)) + errx(1, "read upages structure: %s", + cnt > 0 ? strerror(EIO) : strerror(errno)); + + cnt = kvm_read(kd, (u_long)ki->ki_kstack, uarea.bytes.ksbytes, + ctob(KSTACK_PAGES)); + if (cnt != ctob(KSTACK_PAGES)) + errx(1, "read kstack structure: %s", cnt > 0 ? strerror(EIO) : strerror(errno)); /* |
