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authorUlrich Drepper <drepper@redhat.com>1997-08-27 20:26:10 +0000
committerUlrich Drepper <drepper@redhat.com>1997-08-27 20:26:10 +0000
commit92f1da4da04a7a86ddee91be5eaf0b10c333ac64 (patch)
tree2a10ce9e4e407e7e5b5ca092ca0947d234b5ff60 /db2/common/db_err.c
parent22be878ecbc66606371bd33258f56e6711e6ba7a (diff)
1997-08-10 19:17 Philip Blundell <Philip.Blundell@pobox.com> * nss/nss_db/db-XXX.c: Include <db_185.h> not <db.h>. Somebody should update this to use the new db API. * nss/nss_db/db-netgrp.c: Likewise. * nss/nss_db/db-alias.c: Likewise. * db2/Makefile: Makefile for db-2.x in glibc. 1997-08-27 21:20 Ulrich Drepper <drepper@cygnus.com> * csu/Makefile (before-compile): New goal. Make sure abi-tag.h is generated. [$(elf)=yes] (asm-CPPFLAGS): Make sure abi-tag.h file can be found. * Makeconfig [$(build-omitfp)=yes] (CFLAGS-.o): Add -D__USE_STRING_INLINES. * string/string.f: Move strnlen optimization after inclusion of <bits/string.h>. Include <bits/string.h> only if __USE_STRING_INLINES is defined. * sysdeps/generic/memcpy.c: Undef memcpy to allow macro of this name in <bits/string.h>. * sysdeps/generic/memset.c: Likewise. * sysdeps/i386/string.h: i386 optimized string functions. * sysdeps/i386/i486string.h: i486+ optimized string functions. * Makefile (subdirs): Change db to db2. * shlib-versions: Bump libdb verion number to 3. * include/db.h: Include from db2 directory. * include/db_185.h: New file. * sysdeps/i386/Makefile [$(subdirs)=db2] (CPPFLAGS): Add macros to provide spinlock information for db2. * sysdeps/m68k/m68020/Makefile: New file. Likewise. * sysdeps/sparc/Makefile: New file. Likewise. * sysdeps/unix/sysv/linux/Makefile [$(subdirs)=db2] (CPPFLAGS): Add -DHAVE_LLSEEK. * db2/config.h: Hand-edited config file for db2 in glibc. * db2/compat.h: New file from db-2.3.4. * db2/db.h: Likewise. * db2/db_185.h: Likewise. * db2/db_int.h: Likewise. * db2/makedb.c: Likewise. * db2/btree/bt_close.c: Likewise. * db2/btree/bt_compare.c: Likewise. * db2/btree/bt_conv.c: Likewise. * db2/btree/bt_cursor.c: Likewise. * db2/btree/bt_delete.c: Likewise. * db2/btree/bt_open.c: Likewise. * db2/btree/bt_page.c: Likewise. * db2/btree/bt_put.c: Likewise. * db2/btree/bt_rec.c: Likewise. * db2/btree/bt_recno.c: Likewise. * db2/btree/btree_auto.c: Likewise. * db2/btree/bt_rsearch.c: Likewise. * db2/btree/bt_search.c: Likewise. * db2/btree/bt_split.c: Likewise. * db2/btree/bt_stat.c: Likewise. * db2/btree/btree.src: Likewise. * db2/common/db_appinit.c: Likewise. * db2/common/db_err.c: Likewise. * db2/common/db_byteorder.c: Likewise. * db2/common/db_apprec.c: Likewise. * db2/common/db_salloc.c: Likewise. * db2/common/db_log2.c: Likewise. * db2/common/db_region.c: Likewise. * db2/common/db_shash.c: Likewise. * db2/db/db.c: Likewise. * db2/db/db.src: Likewise. * db2/db/db_conv.c: Likewise. * db2/db/db_dispatch.c: Likewise. * db2/db/db_dup.c: Likewise. * db2/db/db_overflow.c: Likewise. * db2/db/db_pr.c: Likewise. * db2/db/db_rec.c: Likewise. * db2/db/db_ret.c: Likewise. * db2/db/db_thread.c: Likewise. * db2/db/db_auto.c: Likewise. * db2/db185/db185.c: Likewise. * db2/db185/db185_int.h: Likewise. * db2/dbm/dbm.c: Likewise. * db2/hash/hash.c: Likewise. * db2/hash/hash.src: Likewise. * db2/hash/hash_page.c: Likewise. * db2/hash/hash_conv.c: Likewise. * db2/hash/hash_debug.c: Likewise. * db2/hash/hash_stat.c: Likewise. * db2/hash/hash_rec.c: Likewise. * db2/hash/hash_dup.c: Likewise. * db2/hash/hash_func.c: Likewise. * db2/hash/hash_auto.c: Likewise. * db2/include/mp.h: Likewise. * db2/include/btree.h: Likewise. * db2/include/db.h.src: Likewise. * db2/include/db_int.h.src: Likewise. * db2/include/db_shash.h: Likewise. * db2/include/db_swap.h: Likewise. * db2/include/db_185.h.src: Likewise. * db2/include/txn.h: Likewise. * db2/include/db_am.h: Likewise. * db2/include/shqueue.h: Likewise. * db2/include/hash.h: Likewise. * db2/include/db_dispatch.h: Likewise. * db2/include/lock.h: Likewise. * db2/include/db_page.h: Likewise. * db2/include/log.h: Likewise. * db2/include/db_auto.h: Likewise. * db2/include/btree_auto.h: Likewise. * db2/include/hash_auto.h: Likewise. * db2/include/log_auto.h: Likewise. * db2/include/txn_auto.h: Likewise. * db2/include/db_ext.h: Likewise. * db2/include/btree_ext.h: Likewise. * db2/include/clib_ext.h: Likewise. * db2/include/common_ext.h: Likewise. * db2/include/hash_ext.h: Likewise. * db2/include/lock_ext.h: Likewise. * db2/include/log_ext.h: Likewise. * db2/include/mp_ext.h: Likewise. * db2/include/mutex_ext.h: Likewise. * db2/include/os_ext.h: Likewise. * db2/include/txn_ext.h: Likewise. * db2/include/cxx_int.h: Likewise. * db2/include/db_cxx.h: Likewise. * db2/include/queue.h: Likewise. * db2/lock/lock.c: Likewise. * db2/lock/lock_conflict.c: Likewise. * db2/lock/lock_util.c: Likewise. * db2/lock/lock_deadlock.c: Likewise. * db2/log/log.c: Likewise. * db2/log/log_get.c: Likewise. * db2/log/log.src: Likewise. * db2/log/log_compare.c: Likewise. * db2/log/log_put.c: Likewise. * db2/log/log_rec.c: Likewise. * db2/log/log_archive.c: Likewise. * db2/log/log_register.c: Likewise. * db2/log/log_auto.c: Likewise. * db2/log/log_findckp.c: Likewise. * db2/mp/mp_bh.c: Likewise. * db2/mp/mp_fget.c: Likewise. * db2/mp/mp_fopen.c: Likewise. * db2/mp/mp_fput.c: Likewise. * db2/mp/mp_fset.c: Likewise. * db2/mp/mp_open.c: Likewise. * db2/mp/mp_region.c: Likewise. * db2/mp/mp_pr.c: Likewise. * db2/mp/mp_sync.c: Likewise. * db2/mutex/68020.gcc: Likewise. * db2/mutex/mutex.c: Likewise. * db2/mutex/README: Likewise. * db2/mutex/x86.gcc: Likewise. * db2/mutex/sparc.gcc: Likewise. * db2/mutex/uts4.cc.s: Likewise. * db2/mutex/alpha.dec: Likewise. * db2/mutex/alpha.gcc: Likewise. * db2/mutex/parisc.gcc: Likewise. * db2/mutex/parisc.hp: Likewise. * db2/os/db_os_abs.c: Likewise. * db2/os/db_os_dir.c: Likewise. * db2/os/db_os_fid.c: Likewise. * db2/os/db_os_lseek.c: Likewise. * db2/os/db_os_mmap.c: Likewise. * db2/os/db_os_open.c: Likewise. * db2/os/db_os_rw.c: Likewise. * db2/os/db_os_sleep.c: Likewise. * db2/os/db_os_stat.c: Likewise. * db2/os/db_os_unlink.c: Likewise. * db2/txn/txn.c: Likewise. * db2/txn/txn.src: Likewise. * db2/txn/txn_rec.c: Likewise. * db2/txn/txn_auto.c: Likewise. * db2/clib/getlong.c: Likewise. * db2/progs/db_archive/db_archive.c: Likewise. * db2/progs/db_checkpoint/db_checkpoint.c: Likewise. * db2/progs/db_deadlock/db_deadlock.c: Likewise. * db2/progs/db_dump/db_dump.c: Likewise. * db2/progs/db_dump185/db_dump185.c: Likewise. * db2/progs/db_load/db_load.c: Likewise. * db2/progs/db_printlog/db_printlog.c: Likewise. * db2/progs/db_recover/db_recover.c: Likewise. * db2/progs/db_stat/db_stat.c: Likewise. * libio/stdio.h [__cplusplus] (__STDIO_INLINE): Define as inline. * po/de.po, po/sv.po: Update from 2.0.5 translations. * sysdeps/unix/sysv/linux/netinet/tcp.h: Pretty print. * sunrpc/rpc/xdr.h (XDR): Don't define argument of x_destroy callback as const. * sunrpc/xdr_mem.c (xdrmem_destroy): Don't define argument as const. * sunrpx/xdr_rec.c (xdrrec_destroy): Likewise. * sunrpx/xdr_stdio.c (xdrstdio_destroy): Likewise. 1997-08-27 18:47 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/if_index.c: Include <errno.h>. Reported by Benjamin Kosnik <bkoz@cygnus.com>. 1997-08-27 02:27 Roland McGrath <roland@baalperazim.frob.com> * abi-tags: New file. * csu/Makefile (distribute): Remove abi-tag.h. ($(objpfx)abi-tag.h): New target. * Makefile (distribute): Add abi-tags. * sysdeps/unix/sysv/linux/abi-tag.h: File removed. * sysdeps/mach/hurd/abi-tag.h: File removed. * sysdeps/stub/abi-tag.h: File removed. 1997-08-25 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/unix/make-syscalls.sh: Change output so that it generates compilation rules only for the currently selected object suffixes. 1997-08-25 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * sysdeps/m68k/dl-machine.h (RTLD_START): Switch back to previous section to avoid confusing the compiler. * sysdeps/alpha/dl-machine.h (RTLD_START): Likewise. * sysdeps/i386/dl-machine.h (RTLD_START): Likewise. * sysdeps/mips/dl-machine.h (RTLD_START): Likewise. * sysdeps/mips/mips64/dl-machine.h (RTLD_START): Likewise. * sysdeps/sparc/sparc32/dl-machine.h (RTLD_START): Likewise. * sysdeps/m68k/dl-machine.h (elf_machine_load_address): Use a GOT relocation instead of a constant to avoid text relocation. (ELF_MACHINE_BEFORE_RTLD_RELOC): Removed. (RTLD_START): Declare global labels as functions and add size directive. 1997-08-25 17:01 Ulrich Drepper <drepper@cygnus.com> * sysdeps/i386/bits/select.h: Correct assembler versions to work even for descriptors >= 32. * stdlib/alloca.h: Don't define alloca to __alloca since if gcc is used __alloca is not defined to __builtin_alloca and so might not be available. Reported by Uwe Ohse <uwe@ohse.de>. * sysdeps/unix/sysv/linux/sys/sysmacros.h: Define macros in a special way if gcc is not used and so dev_t is an array. Reported by Uwe Ohse <uwe@ohse.de>. 1997-08-23 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> * manual/libc.texinfo: Reorder chapters to match logical order. 1997-08-25 12:22 Ulrich Drepper <drepper@cygnus.com> * sunrpc/rpc/xdr.h: Change name of parameters in prototypes of xdr_reference, xdrmem_create, and xdrstdio_create because of clash with g++ internal symbols. Patch by Sudish Joseph <sj@eng.mindspring.net>. * elf/dl-deps.c: Implement handling of DT_FILTER.
Diffstat (limited to 'db2/common/db_err.c')
-rw-r--r--db2/common/db_err.c548
1 files changed, 548 insertions, 0 deletions
diff --git a/db2/common/db_err.c b/db2/common/db_err.c
new file mode 100644
index 0000000000..3dc4ca007d
--- /dev/null
+++ b/db2/common/db_err.c
@@ -0,0 +1,548 @@
+/*-
+ * See the file LICENSE for redistribution information.
+ *
+ * Copyright (c) 1996, 1997
+ * Sleepycat Software. All rights reserved.
+ */
+
+#include "config.h"
+
+#ifndef lint
+static const char sccsid[] = "@(#)db_err.c 10.16 (Sleepycat) 8/24/97";
+#endif /* not lint */
+
+#ifndef NO_SYSTEM_INCLUDES
+#include <sys/types.h>
+
+#include <errno.h>
+
+#ifdef __STDC__
+#include <stdarg.h>
+#else
+#include <varargs.h>
+#endif
+#endif
+
+#include "db_int.h"
+#include "common_ext.h"
+
+static int __db_rdonly __P((const DB_ENV *, const char *));
+
+/*
+ * __db_err --
+ * Standard DB error routine.
+ *
+ * PUBLIC: #ifdef __STDC__
+ * PUBLIC: void __db_err __P((const DB_ENV *dbenv, const char *fmt, ...));
+ * PUBLIC: #else
+ * PUBLIC: void __db_err();
+ * PUBLIC: #endif
+ */
+void
+#ifdef __STDC__
+__db_err(const DB_ENV *dbenv, const char *fmt, ...)
+#else
+__db_err(dbenv, fmt, va_alist)
+ const DB_ENV *dbenv;
+ const char *fmt;
+ va_dcl
+#endif
+{
+ va_list ap;
+ char errbuf[2048]; /* XXX: END OF THE STACK DON'T TRUST SPRINTF. */
+
+ if (dbenv == NULL)
+ return;
+
+#ifdef __STDC__
+ va_start(ap, fmt);
+#else
+ va_start(ap);
+#endif
+ if (dbenv->db_errcall != NULL) {
+ (void)vsnprintf(errbuf, sizeof(errbuf), fmt, ap);
+ dbenv->db_errcall(dbenv->db_errpfx, errbuf);
+ }
+ if (dbenv->db_errfile != NULL) {
+ if (dbenv->db_errpfx != NULL)
+ (void)fprintf(dbenv->db_errfile, "%s: ",
+ dbenv->db_errpfx);
+ (void)vfprintf(dbenv->db_errfile, fmt, ap);
+ (void)fprintf(dbenv->db_errfile, "\n");
+ (void)fflush(dbenv->db_errfile);
+ }
+ va_end(ap);
+}
+
+/*
+ * XXX
+ * Provide ANSI C prototypes for the panic functions. Some compilers, (e.g.,
+ * MS VC 4.2) get upset if they aren't here, even though the K&R declaration
+ * appears before the assignment in the __db__panic() call.
+ */
+static int __db_ecursor __P((DB *, DB_TXN *, DBC **));
+static int __db_edel __P((DB *, DB_TXN *, DBT *, int));
+static int __db_efd __P((DB *, int *));
+static int __db_egp __P((DB *, DB_TXN *, DBT *, DBT *, int));
+static int __db_estat __P((DB *, void *, void *(*)(size_t), int));
+static int __db_esync __P((DB *, int));
+
+/*
+ * __db_ecursor --
+ * After-panic cursor routine.
+ */
+static int
+__db_ecursor(a, b, c)
+ DB *a;
+ DB_TXN *b;
+ DBC **c;
+{
+ a = a; b = b; c = c; /* XXX: Shut the compiler up. */
+
+ return (EPERM);
+}
+
+/*
+ * __db_edel --
+ * After-panic delete routine.
+ */
+static int
+__db_edel(a, b, c, d)
+ DB *a;
+ DB_TXN *b;
+ DBT *c;
+ int d;
+{
+ a = a; b = b; c = c; d = d; /* XXX: Shut the compiler up. */
+
+ return (EPERM);
+}
+
+/*
+ * __db_efd --
+ * After-panic fd routine.
+ */
+static int
+__db_efd(a, b)
+ DB *a;
+ int *b;
+{
+ a = a; b = b; /* XXX: Shut the compiler up. */
+
+ return (EPERM);
+}
+
+/*
+ * __db_egp --
+ * After-panic get/put routine.
+ */
+static int
+__db_egp(a, b, c, d, e)
+ DB *a;
+ DB_TXN *b;
+ DBT *c, *d;
+ int e;
+{
+ a = a; b = b; c = c; d = d; e = e; /* XXX: Shut the compiler up. */
+
+ return (EPERM);
+}
+
+/*
+ * __db_estat --
+ * After-panic stat routine.
+ */
+static int
+__db_estat(a, b, c, d)
+ DB *a;
+ void *b;
+ void *(*c) __P((size_t));
+ int d;
+{
+ a = a; b = b; c = c; d = d; /* XXX: Shut the compiler up. */
+
+ return (EPERM);
+}
+
+/*
+ * __db_esync --
+ * After-panic sync routine.
+ */
+static int
+__db_esync(a, b)
+ DB *a;
+ int b;
+{
+ a = a; b = b; /* XXX: Shut the compiler up. */
+
+ return (EPERM);
+}
+
+/*
+ * __db_panic --
+ * Lock out the tree due to unrecoverable error.
+ *
+ * PUBLIC: int __db_panic __P((DB *));
+ */
+int
+__db_panic(dbp)
+ DB *dbp;
+{
+ /*
+ * XXX
+ * We should shut down all of the process's cursors, too.
+ *
+ * We should call mpool and have it shut down the file, so we get
+ * other processes sharing this file as well.
+ */
+ dbp->cursor = __db_ecursor;
+ dbp->del = __db_edel;
+ dbp->fd = __db_efd;
+ dbp->get = __db_egp;
+ dbp->put = __db_egp;
+ dbp->stat = __db_estat;
+ dbp->sync = __db_esync;
+
+ return (EPERM);
+}
+
+/* Check for invalid flags. */
+#undef DB_CHECK_FLAGS
+#define DB_CHECK_FLAGS(dbenv, name, flags, ok_flags) \
+ if ((flags) & ~(ok_flags)) \
+ return (__db_ferr(dbenv, name, 0));
+/* Check for invalid flag combinations. */
+#undef DB_CHECK_FCOMBO
+#define DB_CHECK_FCOMBO(dbenv, name, flags, flag1, flag2) \
+ if ((flags) & (flag1) && (flags) & (flag2)) \
+ return (__db_ferr(dbenv, name, 1));
+
+/*
+ * __db_fchk --
+ * General flags checking routine.
+ *
+ * PUBLIC: int __db_fchk __P((DB_ENV *, char *, int, int));
+ */
+int
+__db_fchk(dbenv, name, flags, ok_flags)
+ DB_ENV *dbenv;
+ const char *name;
+ int flags, ok_flags;
+{
+ DB_CHECK_FLAGS(dbenv, name, flags, ok_flags);
+ return (0);
+}
+
+/*
+ * __db_fcchk --
+ * General combination flags checking routine.
+ *
+ * PUBLIC: int __db_fcchk __P((DB_ENV *, char *, int, int, int));
+ */
+int
+__db_fcchk(dbenv, name, flags, flag1, flag2)
+ DB_ENV *dbenv;
+ const char *name;
+ int flags, flag1, flag2;
+{
+ DB_CHECK_FCOMBO(dbenv, name, flags, flag1, flag2);
+ return (0);
+}
+
+/*
+ * __db_cdelchk --
+ * Common cursor delete argument checking routine.
+ *
+ * PUBLIC: int __db_cdelchk __P((const DB *, int, int, int));
+ */
+int
+__db_cdelchk(dbp, flags, isrdonly, isvalid)
+ const DB *dbp;
+ int flags, isrdonly, isvalid;
+{
+ /* Check for changes to a read-only tree. */
+ if (isrdonly)
+ return (__db_rdonly(dbp->dbenv, "c_del"));
+
+ /* Check for invalid dbc->c_del() function flags. */
+ DB_CHECK_FLAGS(dbp->dbenv, "c_del", flags, 0);
+
+ /*
+ * The cursor must be initialized, return -1 for an invalid cursor,
+ * otherwise 0.
+ */
+ return (isvalid ? 0 : EINVAL);
+}
+
+/*
+ * __db_cgetchk --
+ * Common cursor get argument checking routine.
+ *
+ * PUBLIC: int __db_cgetchk __P((const DB *, DBT *, DBT *, int, int));
+ */
+int
+__db_cgetchk(dbp, key, data, flags, isvalid)
+ const DB *dbp;
+ DBT *key, *data;
+ int flags, isvalid;
+{
+ int check_key;
+
+ check_key = 0;
+
+ /* Check for invalid dbc->c_get() function flags. */
+ switch (flags) {
+ case DB_CURRENT:
+ case DB_FIRST:
+ case DB_LAST:
+ case DB_NEXT:
+ case DB_PREV:
+ case DB_SET_RANGE:
+ check_key = 1;
+ break;
+ case DB_SET:
+ break;
+ case DB_SET_RECNO:
+ case DB_GET_RECNO:
+ if (!F_ISSET(dbp, DB_BT_RECNUM))
+ goto err;
+ check_key = 1;
+ break;
+ default:
+err: return (__db_ferr(dbp->dbenv, "c_get", 0));
+ }
+
+ /* Check for invalid key/data flags. */
+ DB_CHECK_FLAGS(dbp->dbenv, "key", key->flags,
+ DB_DBT_MALLOC | DB_DBT_USERMEM | DB_DBT_PARTIAL);
+ DB_CHECK_FLAGS(dbp->dbenv, "data", data->flags,
+ DB_DBT_MALLOC | DB_DBT_USERMEM | DB_DBT_PARTIAL);
+
+ /* Check dbt's for valid flags when multi-threaded. */
+ if (F_ISSET(dbp, DB_AM_THREAD)) {
+ if (!F_ISSET(data, DB_DBT_USERMEM | DB_DBT_MALLOC))
+ return (__db_ferr(dbp->dbenv, "threaded data", 1));
+ if (check_key &&
+ !F_ISSET(key, DB_DBT_USERMEM | DB_DBT_MALLOC))
+ return (__db_ferr(dbp->dbenv, "threaded key", 1));
+ }
+
+ /*
+ * The cursor must be initialized for DB_CURRENT, return -1 for an
+ * invalid cursor, otherwise 0.
+ */
+ return (isvalid || flags != DB_CURRENT ? 0 : EINVAL);
+}
+
+/*
+ * __db_cputchk --
+ * Common cursor put argument checking routine.
+ *
+ * PUBLIC: int __db_cputchk __P((const DB *,
+ * PUBLIC: const DBT *, DBT *, int, int, int));
+ */
+int
+__db_cputchk(dbp, key, data, flags, isrdonly, isvalid)
+ const DB *dbp;
+ const DBT *key;
+ DBT *data;
+ int flags, isrdonly, isvalid;
+{
+ int check_key;
+
+ /* Check for changes to a read-only tree. */
+ if (isrdonly)
+ return (__db_rdonly(dbp->dbenv, "c_put"));
+
+ /* Check for invalid dbc->c_put() function flags. */
+ check_key = 0;
+ switch (flags) {
+ case DB_AFTER:
+ case DB_BEFORE:
+ if (dbp->type == DB_RECNO && !F_ISSET(dbp, DB_RE_RENUMBER))
+ goto err;
+ if (dbp->type != DB_RECNO && !F_ISSET(dbp, DB_AM_DUP))
+ goto err;
+ break;
+ case DB_CURRENT:
+ break;
+ case DB_KEYFIRST:
+ case DB_KEYLAST:
+ if (dbp->type == DB_RECNO)
+ goto err;
+ check_key = 1;
+ break;
+ default:
+err: return (__db_ferr(dbp->dbenv, "c_put", 0));
+ }
+
+ /* Check for invalid key/data flags. */
+ if (check_key)
+ DB_CHECK_FLAGS(dbp->dbenv, "key", key->flags,
+ DB_DBT_MALLOC | DB_DBT_USERMEM | DB_DBT_PARTIAL);
+ DB_CHECK_FLAGS(dbp->dbenv, "data", data->flags,
+ DB_DBT_MALLOC | DB_DBT_USERMEM | DB_DBT_PARTIAL);
+
+ /*
+ * The cursor must be initialized for anything other than DB_KEYFIRST
+ * and DB_KEYLAST, return -1 for an invalid cursor, otherwise 0.
+ */
+ return (isvalid ||
+ (flags != DB_KEYFIRST && flags != DB_KEYLAST) ? 0 : EINVAL);
+}
+
+/*
+ * __db_delchk --
+ * Common delete argument checking routine.
+ *
+ * PUBLIC: int __db_delchk __P((const DB *, int, int));
+ */
+int
+__db_delchk(dbp, flags, isrdonly)
+ const DB *dbp;
+ int flags, isrdonly;
+{
+ /* Check for changes to a read-only tree. */
+ if (isrdonly)
+ return (__db_rdonly(dbp->dbenv, "delete"));
+
+ /* Check for invalid db->del() function flags. */
+ DB_CHECK_FLAGS(dbp->dbenv, "delete", flags, 0);
+
+ return (0);
+}
+
+/*
+ * __db_getchk --
+ * Common get argument checking routine.
+ *
+ * PUBLIC: int __db_getchk __P((const DB *, const DBT *, DBT *, int));
+ */
+int
+__db_getchk(dbp, key, data, flags)
+ const DB *dbp;
+ const DBT *key;
+ DBT *data;
+ int flags;
+{
+ /* Check for invalid db->get() function flags. */
+ DB_CHECK_FLAGS(dbp->dbenv,
+ "get", flags, F_ISSET(dbp, DB_BT_RECNUM) ? DB_SET_RECNO : 0);
+
+ /* Check for invalid key/data flags. */
+ DB_CHECK_FLAGS(dbp->dbenv, "key", key->flags, 0);
+ DB_CHECK_FLAGS(dbp->dbenv, "data", data->flags,
+ DB_DBT_MALLOC | DB_DBT_USERMEM | DB_DBT_PARTIAL);
+ DB_CHECK_FCOMBO(dbp->dbenv,
+ "data", data->flags, DB_DBT_MALLOC, DB_DBT_USERMEM);
+ if (F_ISSET(dbp, DB_AM_THREAD) &&
+ !F_ISSET(data, DB_DBT_MALLOC | DB_DBT_USERMEM))
+ return (__db_ferr(dbp->dbenv, "threaded data", 1));
+
+ return (0);
+}
+
+/*
+ * __db_putchk --
+ * Common put argument checking routine.
+ *
+ * PUBLIC: int __db_putchk __P((const DB *, DBT *, const DBT *, int, int, int));
+ */
+int
+__db_putchk(dbp, key, data, flags, isrdonly, isdup)
+ const DB *dbp;
+ DBT *key;
+ const DBT *data;
+ int flags, isrdonly, isdup;
+{
+ /* Check for changes to a read-only tree. */
+ if (isrdonly)
+ return (__db_rdonly(dbp->dbenv, "put"));
+
+ /* Check for invalid db->put() function flags. */
+ DB_CHECK_FLAGS(dbp->dbenv, "put", flags,
+ DB_NOOVERWRITE | (dbp->type == DB_RECNO ? DB_APPEND : 0));
+
+ /* Check for invalid key/data flags. */
+ DB_CHECK_FLAGS(dbp->dbenv, "key", key->flags, 0);
+ DB_CHECK_FLAGS(dbp->dbenv, "data", data->flags,
+ DB_DBT_MALLOC | DB_DBT_USERMEM | DB_DBT_PARTIAL);
+ DB_CHECK_FCOMBO(dbp->dbenv,
+ "data", data->flags, DB_DBT_MALLOC, DB_DBT_USERMEM);
+
+ /* Check for partial puts in the presence of duplicates. */
+ if (isdup && F_ISSET(data, DB_DBT_PARTIAL)) {
+ __db_err(dbp->dbenv,
+"a partial put in the presence of duplicates requires a cursor operation");
+ return (EINVAL);
+ }
+ return (0);
+}
+
+/*
+ * __db_statchk --
+ * Common stat argument checking routine.
+ *
+ * PUBLIC: int __db_statchk __P((const DB *, int));
+ */
+int
+__db_statchk(dbp, flags)
+ const DB *dbp;
+ int flags;
+{
+ /* Check for invalid db->stat() function flags. */
+ DB_CHECK_FLAGS(dbp->dbenv, "stat", flags, DB_RECORDCOUNT);
+
+ if (LF_ISSET(DB_RECORDCOUNT) &&
+ dbp->type == DB_BTREE && !F_ISSET(dbp, DB_BT_RECNUM))
+ return (__db_ferr(dbp->dbenv, "stat", 0));
+
+ return (0);
+}
+
+/*
+ * __db_syncchk --
+ * Common sync argument checking routine.
+ *
+ * PUBLIC: int __db_syncchk __P((const DB *, int));
+ */
+int
+__db_syncchk(dbp, flags)
+ const DB *dbp;
+ int flags;
+{
+ /* Check for invalid db->sync() function flags. */
+ DB_CHECK_FLAGS(dbp->dbenv, "sync", flags, 0);
+
+ return (0);
+}
+
+/*
+ * __db_ferr --
+ * Common flag errors.
+ *
+ * PUBLIC: int __db_ferr __P((const DB_ENV *, char *, int));
+ */
+int
+__db_ferr(dbenv, name, combo)
+ const DB_ENV *dbenv;
+ const char *name;
+ int combo;
+{
+ __db_err(dbenv, "illegal flag %sspecified to %s",
+ combo ? "combination " : "", name);
+ return (EINVAL);
+}
+
+/*
+ * __db_rdonly --
+ * Common readonly message.
+ */
+static int
+__db_rdonly(dbenv, name)
+ const DB_ENV *dbenv;
+ const char *name;
+{
+ __db_err(dbenv, "%s: attempt to modify a read-only tree", name);
+ return (EACCES);
+}