diff options
Diffstat (limited to 'usr.bin/procstat/procstat_auxv.c')
| -rw-r--r-- | usr.bin/procstat/procstat_auxv.c | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/usr.bin/procstat/procstat_auxv.c b/usr.bin/procstat/procstat_auxv.c new file mode 100644 index 0000000..c34b9bc --- /dev/null +++ b/usr.bin/procstat/procstat_auxv.c @@ -0,0 +1,180 @@ +/*- + * Copyright (c) 2011 Mikolaj Golub + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#include <sys/param.h> +#include <sys/sysctl.h> +#include <sys/user.h> + +#include <err.h> +#include <errno.h> +#include <libprocstat.h> +#include <limits.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include <machine/elf.h> + +#include "procstat.h" + +static char auxv[sizeof(Elf_Auxinfo) * 256]; + +void +procstat_auxv(struct kinfo_proc *kipp) +{ + Elf_Auxinfo *aux; + int i, error, name[4]; + size_t len; + + if (!hflag) + printf("%5s %-16s %-53s\n", "PID", "COMM", "AUXV"); + + name[0] = CTL_KERN; + name[1] = KERN_PROC; + name[2] = KERN_PROC_AUXV; + name[3] = kipp->ki_pid; + len = sizeof(auxv); + error = sysctl(name, 4, auxv, &len, NULL, 0); + if (error < 0 && errno != ESRCH) { + warn("sysctl: kern.proc.auxv: %d: %d", kipp->ki_pid, errno); + return; + } + if (error < 0) + return; + printf("%5d ", kipp->ki_pid); + printf("%-16s", kipp->ki_comm); + if (len == 0) { + printf(" -\n"); + return; + } + for (aux = (Elf_Auxinfo *)auxv, i = 0; i < 256; i++, aux++) { + switch(aux->a_type) { + case AT_NULL: + printf(" (%d)\n", i + 1); + return; + case AT_IGNORE: + printf(" AT_IGNORE=0x%lu", + (unsigned long)aux->a_un.a_val); + break; + case AT_EXECFD: + printf(" AT_EXECFD=0x%lu", + (unsigned long)aux->a_un.a_val); + break; + case AT_PHDR: + printf(" AT_PHDR=0x%lu", + (unsigned long)aux->a_un.a_val); + break; + case AT_PHENT: + printf(" AT_PHENT=0x%lu", + (unsigned long)aux->a_un.a_val); + break; + case AT_PHNUM: + printf(" AT_PHNUM=0x%lu", + (unsigned long)aux->a_un.a_val); + break; + case AT_PAGESZ: + printf(" AT_PAGESZ=0x%lu", + (unsigned long)aux->a_un.a_val); + break; + case AT_BASE: + printf(" AT_BASE=0x%lu", + (unsigned long)aux->a_un.a_val); + break; + case AT_FLAGS: + printf(" AT_FLAGS=0x%lu", + (unsigned long)aux->a_un.a_val); + break; + case AT_ENTRY: + printf(" AT_ENTRY=0x%lu", + (unsigned long)aux->a_un.a_val); + break; + case AT_NOTELF: + printf(" AT_NOTELF=0x%lu", + (unsigned long)aux->a_un.a_val); + break; + case AT_UID: + printf(" AT_UID=0x%lu", + (unsigned long)aux->a_un.a_val); + break; + case AT_EUID: + printf(" AT_EUID=0x%lu", + (unsigned long)aux->a_un.a_val); + break; + case AT_GID: + printf(" AT_GID=0x%lu", + (unsigned long)aux->a_un.a_val); + break; + case AT_EGID: + printf(" AT_EGID=0x%lu", + (unsigned long)aux->a_un.a_val); + break; + case AT_EXECPATH: + printf(" AT_EXECPATH=0x%lu", + (unsigned long)aux->a_un.a_val); + break; + case AT_CANARY: + printf(" AT_CANARY=0x%lu", + (unsigned long)aux->a_un.a_val); + break; + case AT_CANARYLEN: + printf(" AT_CANARYLEN=0x%lu", + (unsigned long)aux->a_un.a_val); + break; + case AT_OSRELDATE: + printf(" AT_OSRELDATE=0x%lu", + (unsigned long)aux->a_un.a_val); + break; + case AT_NCPUS: + printf(" AT_NCPUS=0x%lu", + (unsigned long)aux->a_un.a_val); + break; + case AT_PAGESIZES: + printf(" AT_PAGESIZES=0x%lu", + (unsigned long)aux->a_un.a_val); + break; + case AT_PAGESIZESLEN: + printf(" AT_PAGESIZESLEN=0x%lu", + (unsigned long)aux->a_un.a_val); + break; + case AT_STACKPROT: + printf(" AT_STACKPROT=0x%lu", + (unsigned long)aux->a_un.a_val); + break; + case AT_COUNT: + printf(" AT_COUNT=0x%lu", + (unsigned long)aux->a_un.a_val); + break; + default: + printf(" %ld=0x%lu", (long)aux->a_type, + (unsigned long)aux->a_un.a_val); + break; + } + } + printf("\n"); +} + |
