src/jdk.hotspot.agent/solaris/native/libsaproc/salibproc.h
changeset 47216 71c04702a3d5
parent 42035 10e6e31dc1aa
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/jdk.hotspot.agent/solaris/native/libsaproc/salibproc.h	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,137 @@
+/*
+ * Copyright (c) 2003, 2016, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+#ifndef _SALIBPROC_H_
+#define _SALIBPROC_H_
+
+/*
+ * The following definitions, prototypes are from Solaris libproc.h.
+ * We used to use the copy of it from Solaris 8.0. But there are
+ * problems with that approach in building this library across Solaris
+ * versions.  Solaris 10 has libproc.h in /usr/include. And libproc.h
+ * varies slightly across Solaris versions. On Solaris 9, we get
+ * 'sysret_t multiply defined' error. This is common minimum subset we
+ * really need from libproc.h. The libproc.h in the current dir has
+ * been left for reference and not used in build.
+ */
+
+#include <dlfcn.h>
+#include <gelf.h>
+#include <procfs.h>
+#include <proc_service.h>
+#include <fcntl.h>
+#include <unistd.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* extended symbol table information */
+typedef struct {
+        const char      *prs_object;            /* object name */
+        const char      *prs_name;              /* symbol name */
+        Lmid_t          prs_lmid;               /* link map id */
+        uint_t          prs_id;                 /* symbol id */
+        uint_t          prs_table;              /* symbol table id */
+} prsyminfo_t;
+
+typedef struct ps_prochandle ps_prochandle_t;
+
+/*
+ * 'object_name' is the name of a load object obtained from an
+ * iteration over the process's address space mappings (Pmapping_iter),
+ * or an iteration over the process's mapped objects (Pobject_iter),
+ * or else it is one of the special PR_OBJ_* values above.
+ */
+
+extern int Plookup_by_addr(ps_prochandle_t *, uintptr_t, char *,
+                           size_t, GElf_Sym *, prsyminfo_t *);
+extern ps_prochandle_t *proc_arg_grab(const char *, int, int,
+                                      int *, const char **);
+
+typedef int proc_map_f(void *, const prmap_t *, const char *);
+extern int Pobject_iter(struct ps_prochandle *, proc_map_f *, void *);
+
+/*
+ * Utility functions for processing arguments which should be /proc files,
+ * pids, and/or core files.  The returned error code can be passed to
+ * Pgrab_error() in order to convert it to an error string.
+ */
+#define PR_ARG_PIDS     0x1     /* Allow pid and /proc file arguments */
+#define PR_ARG_CORES    0x2     /* Allow core file arguments */
+#define PR_ARG_ANY      (PR_ARG_PIDS | PR_ARG_CORES)
+
+/* Flags accepted by Pgrab() (partial) */
+#define PGRAB_FORCE     0x02    /* Open the process w/o O_EXCL */
+
+/* Error codes from Pgrab(), Pfgrab_core(), and Pgrab_core() */
+#define G_STRANGE       -1      /* Unanticipated error, errno is meaningful */
+#define G_NOPROC        1       /* No such process */
+#define G_NOCORE        2       /* No such core file */
+#define G_NOPROCORCORE  3       /* No such proc or core (for proc_arg_grab) */
+#define G_NOEXEC        4       /* Cannot locate executable file */
+#define G_ZOMB          5       /* Zombie process */
+#define G_PERM          6       /* No permission */
+#define G_BUSY          7       /* Another process has control */
+#define G_SYS           8       /* System process */
+#define G_SELF          9       /* Process is self */
+#define G_INTR          10      /* Interrupt received while grabbing */
+#define G_LP64          11      /* Process is _LP64, self is ILP32 */
+#define G_FORMAT        12      /* File is not an ELF format core file */
+#define G_ELF           13      /* Libelf error, elf_errno() is meaningful */
+#define G_NOTE          14      /* Required PT_NOTE Phdr not present in core */
+
+extern  const pstatus_t *Pstatus(struct ps_prochandle *);
+
+/* Flags accepted by Prelease (partial) */
+#define PRELEASE_CLEAR  0x10    /* Clear all tracing flags */
+
+extern  void    Prelease(struct ps_prochandle *, int);
+extern  int     Psetrun(struct ps_prochandle *, int, int);
+extern  int     Pstop(struct ps_prochandle *, uint_t);
+
+/*
+ * Stack frame iteration interface.
+ */
+typedef int proc_stack_f(
+    void *,             /* the cookie given to Pstack_iter() */
+    const prgregset_t,  /* the frame's registers */
+    uint_t,             /* argc for the frame's function */
+    const long *,       /* argv for the frame's function */
+    int,                /* bitwise flags describing the frame (see below) */
+    int);               /* a signal number */
+
+#define PR_SIGNAL_FRAME    1    /* called by a signal handler */
+#define PR_FOUND_SIGNAL    2    /* we found the corresponding signal number */
+
+extern int Pstack_iter(struct ps_prochandle *,
+    const prgregset_t, proc_stack_f *, void *);
+
+#define PR_OBJ_EVERY    ((const char *)-1)      /* search every load object */
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _SALIBPROC_H_ */