1 files changed, 134 insertions, 0 deletions
diff --git a/src/md_array.h b/src/md_array.h
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+/*
+ * Copyright (c) 2008-2024 OARC, Inc.
+ * Copyright (c) 2007-2008, Internet Systems Consortium, Inc.
+ * Copyright (c) 2003-2007, The Measurement Factory, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
+ * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef __dsc_md_array_h
+#define __dsc_md_array_h
+
+typedef struct indexer          indexer;
+typedef struct filter_defn      filter_defn;
+typedef struct filter_list      filter_list;
+typedef struct md_array_node    md_array_node;
+typedef struct md_array         md_array;
+typedef struct md_array_printer md_array_printer;
+typedef struct md_array_list    md_array_list;
+
+#include "dataset_opt.h"
+#include "dns_message.h"
+
+#include <stdio.h>
+
+typedef int (*filter_func)(const dns_message* m, const void* context);
+
+enum flush_mode {
+    flush_on,
+    flush_get,
+    flush_off
+};
+
+struct indexer {
+    const char* name;
+    void (*init_fn)(void);
+    int (*index_fn)(const dns_message*);
+    int (*iter_fn)(const char**);
+    void (*reset_fn)(void);
+    const dns_message* (*flush_fn)(enum flush_mode);
+};
+
+struct filter_defn {
+    const char* name;
+    filter_func func;
+    const void* context;
+};
+
+struct filter_list {
+    filter_defn*        filter;
+    struct filter_list* next;
+};
+
+struct md_array_node {
+    int  alloc_sz;
+    int* array;
+};
+
+struct md_array {
+    const char*  name;
+    filter_list* filter_list;
+    struct
+    {
+        indexer*    indexer;
+        const char* type;
+        int         alloc_sz;
+    } d1;
+    struct
+    {
+        indexer*    indexer;
+        const char* type;
+        int         alloc_sz;
+    } d2;
+    dataset_opt    opts;
+    md_array_node* array;
+};
+
+struct md_array_printer {
+    void (*start_array)(void*, const char*);
+    void (*finish_array)(void*);
+    void (*d1_type)(void*, const char*);
+    void (*d2_type)(void*, const char*);
+    void (*start_data)(void*);
+    void (*finish_data)(void*);
+    void (*d1_begin)(void*, const char*);
+    void (*d1_end)(void*, const char*);
+    void (*print_element)(void*, const char*, int);
+    const char* format;
+    const char* start_file;
+    const char* end_file;
+    const char* extension;
+};
+
+struct md_array_list {
+    md_array*      theArray;
+    md_array_list* next;
+};
+
+md_array*     md_array_create(const char* name, filter_list*, const char*, indexer*, const char*, indexer*);
+void          md_array_clear(md_array*);
+int           md_array_count(md_array*, const void*);
+void          md_array_flush(md_array* a);
+int           md_array_print(md_array* a, md_array_printer* pr, FILE* fp);
+filter_list** md_array_filter_list_append(filter_list** fl, filter_defn* f);
+filter_defn*  md_array_create_filter(const char* name, filter_func, const void* context);
+
+#endif /* __dsc_md_array_h */