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authorRainer Gerhards <rgerhards@adiscon.com>2008-04-16 08:56:48 +0200
committerRainer Gerhards <rgerhards@adiscon.com>2008-04-16 08:56:48 +0200
commit3af28bbd2dc4c79b242aad3b9e3f45cffe0f19d0 (patch)
tree6b132af0bfb750b080ce296faa015779e8444bd3 /runtime/ctok_token.c
parentd7f33053da7eb73a8c475956af6e3847e596c80a (diff)
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moved runtime files into their own directory
Diffstat (limited to 'runtime/ctok_token.c')
-rw-r--r--runtime/ctok_token.c131
1 files changed, 131 insertions, 0 deletions
diff --git a/runtime/ctok_token.c b/runtime/ctok_token.c
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+/* ctok_token - implements the token_t class.
+ *
+ * Module begun 2008-02-20 by Rainer Gerhards
+ *
+ * Copyright 2008 Rainer Gerhards and Adiscon GmbH.
+ *
+ * This file is part of the rsyslog runtime library.
+ *
+ * The rsyslog runtime library is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * The rsyslog runtime library 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 Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with the rsyslog runtime library. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * A copy of the GPL can be found in the file "COPYING" in this distribution.
+ * A copy of the LGPL can be found in the file "COPYING.LESSER" in this distribution.
+ */
+
+#include "config.h"
+#include <stdlib.h>
+#include <ctype.h>
+#include <strings.h>
+#include <assert.h>
+
+#include "rsyslog.h"
+#include "template.h"
+#include "ctok_token.h"
+
+/* static data */
+DEFobjStaticHelpers
+DEFobjCurrIf(var)
+
+
+/* Standard-Constructor
+ */
+BEGINobjConstruct(ctok_token) /* be sure to specify the object type also in END macro! */
+ /* TODO: we may optimize the code below and alloc var only if actually
+ * needed (but we need it quite often)
+ */
+ CHKiRet(var.Construct(&pThis->pVar));
+ CHKiRet(var.ConstructFinalize(pThis->pVar));
+finalize_it:
+ENDobjConstruct(ctok_token)
+
+
+/* ConstructionFinalizer
+ * rgerhards, 2008-01-09
+ */
+rsRetVal ctok_tokenConstructFinalize(ctok_token_t __attribute__((unused)) *pThis)
+{
+ DEFiRet;
+ RETiRet;
+}
+
+
+/* destructor for the ctok object */
+BEGINobjDestruct(ctok_token) /* be sure to specify the object type also in END and CODESTART macros! */
+CODESTARTobjDestruct(ctok_token)
+ if(pThis->pVar != NULL) {
+ var.Destruct(&pThis->pVar);
+ }
+ENDobjDestruct(ctok_token)
+
+
+/* get the cstr_t from the token, but do not destruct it. This is meant to
+ * be used by a caller who passes on the string to some other function. The
+ * caller is responsible for destructing it.
+ * rgerhards, 2008-02-20
+ */
+static rsRetVal
+ctok_tokenUnlinkVar(ctok_token_t *pThis, var_t **ppVar)
+{
+ DEFiRet;
+
+ ISOBJ_TYPE_assert(pThis, ctok_token);
+ ASSERT(ppVar != NULL);
+
+ *ppVar = pThis->pVar;
+ pThis->pVar = NULL;
+
+ RETiRet;
+}
+
+
+/* tell the caller if the supplied token is a compare operation */
+static int ctok_tokenIsCmpOp(ctok_token_t *pThis)
+{
+ return(pThis->tok >= ctok_CMP_EQ && pThis->tok <= ctok_CMP_GTEQ);
+}
+
+/* queryInterface function
+ * rgerhards, 2008-02-21
+ */
+BEGINobjQueryInterface(ctok_token)
+CODESTARTobjQueryInterface(ctok_token)
+ if(pIf->ifVersion != ctok_tokenCURR_IF_VERSION) { /* check for current version, increment on each change */
+ ABORT_FINALIZE(RS_RET_INTERFACE_NOT_SUPPORTED);
+ }
+
+ /* ok, we have the right interface, so let's fill it
+ * Please note that we may also do some backwards-compatibility
+ * work here (if we can support an older interface version - that,
+ * of course, also affects the "if" above).
+ */
+ //xxxpIf->oID = OBJctok_token;
+
+ pIf->Construct = ctok_tokenConstruct;
+ pIf->ConstructFinalize = ctok_tokenConstructFinalize;
+ pIf->Destruct = ctok_tokenDestruct;
+ pIf->UnlinkVar = ctok_tokenUnlinkVar;
+ pIf->IsCmpOp = ctok_tokenIsCmpOp;
+finalize_it:
+ENDobjQueryInterface(ctok_token)
+
+
+BEGINObjClassInit(ctok_token, 1, OBJ_IS_CORE_MODULE) /* class, version */
+ /* request objects we use */
+ CHKiRet(objUse(var, CORE_COMPONENT));
+
+ OBJSetMethodHandler(objMethod_CONSTRUCTION_FINALIZER, ctok_tokenConstructFinalize);
+ENDObjClassInit(ctok_token)
+
+/* vi:set ai:
+ */