Module Name: src
Committed By: christos
Date: Thu Sep 24 14:32:15 UTC 2015
Modified Files:
src/sys/sys: sysctl.h
Log Message:
Add KERN_PROC_PATHNAME and VM_PROC_MAP used by libproc.
To generate a diff of this commit:
cvs rdiff -u -r1.215 -r1.216 src/sys/sys/sysctl.h
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/sys/sysctl.h
diff -u src/sys/sys/sysctl.h:1.215 src/sys/sys/sysctl.h:1.216
--- src/sys/sys/sysctl.h:1.215 Sun Jan 4 17:11:40 2015
+++ src/sys/sys/sysctl.h Thu Sep 24 10:32:15 2015
@@ -1,4 +1,4 @@
-/* $NetBSD: sysctl.h,v 1.215 2015/01/04 22:11:40 pooka Exp $ */
+/* $NetBSD: sysctl.h,v 1.216 2015/09/24 14:32:15 christos Exp $ */
/*
* Copyright (c) 1989, 1993
@@ -678,6 +678,7 @@ struct kinfo_lwp {
#define KERN_PROC_NARGV 2 /* number of strings in above */
#define KERN_PROC_ENV 3 /* environ */
#define KERN_PROC_NENV 4 /* number of strings in above */
+#define KERN_PROC_PATHNAME 5 /* path to executable */
/*
* KERN_SYSVIPC subtypes
@@ -828,6 +829,67 @@ struct evcnt_sysctl {
#define KERN_EVCNT_COUNT_NONZERO 1
/*
+ * CTL_VM identifiers
+ */
+#define VM_PROC 1 /* internal */
+#define VM_PROC_MAP 1 /* struct kinfo_vmentry */
+
+/*
+ * The vm.proc.map sysctl allows a process to dump the VM layout of
+ * another process as a series of entries.
+ */
+#define KVME_TYPE_NONE 0
+#define KVME_TYPE_OBJECT 1
+#define KVME_TYPE_VNODE 2
+#define KVME_TYPE_KERN 3
+#define KVME_TYPE_DEVICE 4
+#define KVME_TYPE_ANON 5
+#define KVME_TYPE_SUBMAP 6
+#define KVME_TYPE_UNKNOWN 255
+
+#define KVME_PROT_READ 0x00000001
+#define KVME_PROT_WRITE 0x00000002
+#define KVME_PROT_EXEC 0x00000004
+
+#define KVME_FLAG_COW 0x00000001
+#define KVME_FLAG_NEEDS_COPY 0x00000002
+#define KVME_FLAG_NOCOREDUMP 0x00000004
+#define KVME_FLAG_PAGEABLE 0x00000008
+#define KVME_FLAG_GROWS_UP 0x00000010
+#define KVME_FLAG_GROWS_DOWN 0x00000020
+
+struct kinfo_vmentry {
+ uint64_t kve_start; /* Starting address. */
+ uint64_t kve_end; /* Finishing address. */
+ uint64_t kve_offset; /* Mapping offset in object */
+
+ uint32_t kve_type; /* Type of map entry. */
+ uint32_t kve_flags; /* Flags on map entry. */
+
+ uint32_t kve_count; /* Number of pages/entries */
+ uint32_t kve_wired_count; /* Number of wired pages */
+
+ uint32_t kve_advice; /* Advice */
+ uint32_t kve_attributes; /* Map attribute */
+
+ uint32_t kve_protection; /* Protection bitmask. */
+ uint32_t kve_max_protection; /* Max protection bitmask */
+
+ uint32_t kve_ref_count; /* VM obj ref count. */
+ uint32_t kve_inheritance; /* Inheritance */
+
+ uint64_t kve_vn_fileid; /* inode number if vnode */
+ uint64_t kve_vn_size; /* File size. */
+ uint64_t kve_vn_fsid; /* dev_t of vnode location */
+ uint64_t kve_vn_rdev; /* Device id if device. */
+
+ uint32_t kve_vn_type; /* Vnode type. */
+ uint32_t kve_vn_mode; /* File mode. */
+
+ char kve_path[PATH_MAX]; /* Path to VM obj, if any. */
+};
+
+/*
* CTL_HW identifiers
*/
#define HW_MACHINE 1 /* string: machine class */
