1 files changed, 91 insertions, 0 deletions
diff --git a/agent/mibgroup/disman/expr/expExpression.h b/agent/mibgroup/disman/expr/expExpression.h
new file mode 100644
index 0000000..282e2bf
--- /dev/null
+++ b/agent/mibgroup/disman/expr/expExpression.h
@@ -0,0 +1,91 @@
+#ifndef EXPEXPRESSION_H
+#define EXPEXPRESSION_H
+
+#include "disman/expr/exp_enum.h"
+
+    /*
+     * Flags relating to the expression table ....
+     */
+#define EXP_FLAG_ACTIVE  0x01    /* for expExpressionEntryStatus */
+#define EXP_FLAG_FIXED   0x02    /* for snmpd.conf persistence   */
+#define EXP_FLAG_VALID   0x04    /* for row creation/undo        */
+#define EXP_FLAG_SYSUT   0x08    /* sysUpTime.0 discontinuity    */
+
+    /*
+     * Standard lengths for various Expression-MIB OCTET STRING objects:
+     *   short tags                   ( 32 characters)
+     *   SnmpAdminString-style values (255 characters)
+     *   "long" DisplayString values (1024 characters)
+     */
+#define EXP_STR1_LEN	32
+#define EXP_STR2_LEN	255
+#define EXP_STR3_LEN	1024
+
+/*
+ * Data structure for an expression row.
+ * Covers both expExpressionTable and expErrorTable
+ */
+struct expExpression {
+    /*
+     * Index values 
+     */
+    char            expOwner[ EXP_STR1_LEN+1 ];
+    char            expName[  EXP_STR1_LEN+1 ];
+
+    /*
+     * Column values for the main expExpressionTable
+     */
+    char            expExpression[ EXP_STR3_LEN+1 ];
+    char            expComment[    EXP_STR2_LEN+1 ];
+    oid             expPrefix[     MAX_OID_LEN ];
+    size_t          expPrefix_len;
+    long            expValueType;
+    long            expDeltaInterval;
+    u_long          expErrorCount;
+
+    /*
+     * Column values for the expExpressionErrorTable
+     */
+    u_long          expErrorTime;
+    long            expErrorIndex;
+    long            expErrorCode;
+    oid             expErrorInstance[ MAX_OID_LEN ];
+    size_t          expErrorInst_len;
+
+    unsigned int    alarm;
+    netsnmp_session *session;
+    netsnmp_variable_list *pvars;  /* expPrefix values */
+    long            sysUpTime;
+    long            count;
+    long            flags;
+};
+
+
+  /*
+   * Container structure for the expExpressionTable,
+   * and initialisation routine to create this.
+   */
+extern netsnmp_tdata *expr_table_data;
+extern void      init_expr_table_data(void);
+
+/*
+ * function declarations
+ */
+void             init_expExpression(void);
+
+struct expExpression *expExpression_createEntry(const char *, const char *, int);
+netsnmp_tdata_row    *expExpression_createRow(const char *, const char *, int);
+void                  expExpression_removeEntry(   netsnmp_tdata_row *);
+
+struct expExpression *expExpression_getEntry(const char *, const char *);
+struct expExpression *expExpression_getFirstEntry( void );
+struct expExpression *expExpression_getNextEntry(const char *, const char *);
+
+void                  expExpression_enable(  struct expExpression *);
+void                  expExpression_disable( struct expExpression *);
+
+void                  expExpression_getData(   unsigned int, void *);
+void                  expExpression_evaluate(struct expExpression *);
+long                  expExpression_getNumEntries(int);
+
+#endif                          /* EXPEXPRESSIONTABLE_H */