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Diffstat (limited to 'lib/libkvm/kvm.h')
| -rw-r--r-- | lib/libkvm/kvm.h | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/lib/libkvm/kvm.h b/lib/libkvm/kvm.h new file mode 100644 index 000000000000..0061eb795ec4 --- /dev/null +++ b/lib/libkvm/kvm.h @@ -0,0 +1,129 @@ +/*- + * SPDX-License-Identifier: BSD-3-Clause + * + * Copyright (c) 1989, 1993 + * The Regents of the University of California. 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. + * 3. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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. + */ + +#ifndef _KVM_H_ +#define _KVM_H_ + +#include <sys/types.h> +#include <nlist.h> + +/* + * Including vm/vm.h causes namespace pollution issues. For the + * most part, only things using kvm_walk_pages() need to #include it. + */ +#ifndef VM_H +typedef u_char vm_prot_t; +#endif + +/* Default version symbol. */ +#define VRS_SYM "_version" +#define VRS_KEY "VERSION" + +#ifndef _SIZE_T_DECLARED +typedef __size_t size_t; +#define _SIZE_T_DECLARED +#endif + +#ifndef _SSIZE_T_DECLARED +typedef __ssize_t ssize_t; +#define _SSIZE_T_DECLARED +#endif + +struct kvm_nlist { + const char *n_name; + unsigned char n_type; + kvaddr_t n_value; +}; + +typedef struct __kvm kvm_t; + +struct kinfo_proc; +struct proc; + +struct kvm_swap { + char ksw_devname[32]; + u_int ksw_used; + u_int ksw_total; + int ksw_flags; + u_int ksw_reserved1; + u_int ksw_reserved2; +}; + +struct kvm_page { + u_int kp_version; + kpaddr_t kp_paddr; + kvaddr_t kp_kmap_vaddr; + kvaddr_t kp_dmap_vaddr; + vm_prot_t kp_prot; + off_t kp_offset; + size_t kp_len; + /* end of version 2 */ +}; + +#define SWIF_DEV_PREFIX 0x0002 +#define LIBKVM_WALK_PAGES_VERSION 2 + +__BEGIN_DECLS +int kvm_close(kvm_t *); +int kvm_dpcpu_setcpu(kvm_t *, unsigned int); +char **kvm_getargv(kvm_t *, const struct kinfo_proc *, int); +int kvm_getcptime(kvm_t *, long *); +char **kvm_getenvv(kvm_t *, const struct kinfo_proc *, int); +char *kvm_geterr(kvm_t *); +int kvm_getloadavg(kvm_t *, double [], int); +int kvm_getmaxcpu(kvm_t *); +int kvm_getncpus(kvm_t *); +void *kvm_getpcpu(kvm_t *, int); +uint64_t kvm_counter_u64_fetch(kvm_t *, u_long); +struct kinfo_proc * + kvm_getprocs(kvm_t *, int, int, int *); +int kvm_getswapinfo(kvm_t *, struct kvm_swap *, int, int); +int kvm_native(kvm_t *); +int kvm_nlist(kvm_t *, struct nlist *); +int kvm_nlist2(kvm_t *, struct kvm_nlist *); +kvm_t *kvm_open + (const char *, const char *, const char *, int, const char *); +kvm_t *kvm_openfiles + (const char *, const char *, const char *, int, char *); +kvm_t *kvm_open2 + (const char *, const char *, int, char *, + int (*)(const char *, kvaddr_t *)); +ssize_t kvm_read(kvm_t *, unsigned long, void *, size_t); +ssize_t kvm_read_zpcpu(kvm_t *, unsigned long, void *, size_t, int); +ssize_t kvm_read2(kvm_t *, kvaddr_t, void *, size_t); +ssize_t kvm_write(kvm_t *, unsigned long, const void *, size_t); +kssize_t kvm_kerndisp(kvm_t *); + +typedef int kvm_walk_pages_cb_t(struct kvm_page *, void *); +int kvm_walk_pages(kvm_t *, kvm_walk_pages_cb_t *, void *); +__END_DECLS + +#endif /* !_KVM_H_ */ |