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authorplatania <platania@research.att.com>2017-02-16 11:20:22 -0500
committerplatania <platania@research.att.com>2017-02-16 11:20:47 -0500
commit3426556541256f93d2cba65df3b9c8d1d1772861 (patch)
tree56e5b26481400d35e3e2e36be20df953793e348d /vnfs/VES/code/evel_library/evel_other.c
parentf525cb9014ae27ddd795f933dee54a78b214a589 (diff)
Initial OpenECOMP Demo commit
Change-Id: Ibf8696196a7ac2c84ac8aa7cde1982c9c89fb64d Signed-off-by: platania <platania@research.att.com>
Diffstat (limited to 'vnfs/VES/code/evel_library/evel_other.c')
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diff --git a/vnfs/VES/code/evel_library/evel_other.c b/vnfs/VES/code/evel_library/evel_other.c
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+/**************************************************************************//**
+ * @file
+ * Implementation of EVEL functions relating to Other.
+ *
+ * License
+ * -------
+ *
+ * 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. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement: This product includes
+ * software developed by the AT&T.
+ * 4. Neither the name of AT&T 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 AT&T INTELLECTUAL PROPERTY ''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 AT&T INTELLECTUAL PROPERTY 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.
+ *****************************************************************************/
+
+#include <string.h>
+#include <assert.h>
+#include <stdlib.h>
+
+#include "evel.h"
+#include "evel_internal.h"
+
+/**************************************************************************//**
+ * Create a new Other event.
+ *
+ * @note The mandatory fields on the Other must be supplied to this factory
+ * function and are immutable once set. Optional fields have explicit
+ * setter functions, but again values may only be set once so that the
+ * Other has immutable properties.
+ * @returns pointer to the newly manufactured ::EVENT_OTHER. If the event is
+ * not used (i.e. posted) it must be released using ::evel_free_other.
+ * @retval NULL Failed to create the event.
+ *****************************************************************************/
+EVENT_OTHER * evel_new_other()
+{
+ EVENT_OTHER * other = NULL;
+ EVEL_ENTER();
+
+ /***************************************************************************/
+ /* Check preconditions. */
+ /***************************************************************************/
+
+ /***************************************************************************/
+ /* Allocate the Other. */
+ /***************************************************************************/
+ other = malloc(sizeof(EVENT_OTHER));
+ if (other == NULL)
+ {
+ log_error_state("Out of memory");
+ goto exit_label;
+ }
+ memset(other, 0, sizeof(EVENT_OTHER));
+ EVEL_DEBUG("New Other is at %lp", other);
+
+ /***************************************************************************/
+ /* Initialize the header & the Other fields. Optional string values are */
+ /* uninitialized (NULL). */
+ /***************************************************************************/
+ evel_init_header(&other->header);
+ other->header.event_domain = EVEL_DOMAIN_OTHER;
+ dlist_initialize(&other->other_fields);
+
+exit_label:
+ EVEL_EXIT();
+ return other;
+}
+
+/**************************************************************************//**
+ * Set the Event Type property of the Other.
+ *
+ * @note The property is treated as immutable: it is only valid to call
+ * the setter once. However, we don't assert if the caller tries to
+ * overwrite, just ignoring the update instead.
+ *
+ * @param other Pointer to the Other.
+ * @param type The Event Type to be set. ASCIIZ string. The caller
+ * does not need to preserve the value once the function
+ * returns.
+ *****************************************************************************/
+void evel_other_type_set(EVENT_OTHER * other,
+ const char * const type)
+{
+ EVEL_ENTER();
+
+ /***************************************************************************/
+ /* Check preconditions and call evel_header_type_set. */
+ /***************************************************************************/
+ assert(other != NULL);
+ assert(other->header.event_domain == EVEL_DOMAIN_OTHER);
+ evel_header_type_set(&other->header, type);
+
+ EVEL_EXIT();
+}
+
+/**************************************************************************//**
+ * Add a field name/value pair to the Other.
+ *
+ * The name and value are null delimited ASCII strings. The library takes
+ * a copy so the caller does not have to preserve values after the function
+ * returns.
+ *
+ * @param other Pointer to the Other.
+ * @param name ASCIIZ string with the field's name. The caller does not
+ * need to preserve the value once the function returns.
+ * @param value ASCIIZ string with the field's value. The caller does not
+ * need to preserve the value once the function returns.
+ *****************************************************************************/
+void evel_other_field_add(EVENT_OTHER * other, char * name, char * value)
+{
+ OTHER_FIELD * other_field = NULL;
+ EVEL_ENTER();
+
+ /***************************************************************************/
+ /* Check preconditions. */
+ /***************************************************************************/
+ assert(other != NULL);
+ assert(other->header.event_domain == EVEL_DOMAIN_OTHER);
+ assert(name != NULL);
+ assert(value != NULL);
+
+ EVEL_DEBUG("Adding name=%s value=%s", name, value);
+ other_field = malloc(sizeof(OTHER_FIELD));
+ assert(other_field != NULL);
+ memset(other_field, 0, sizeof(OTHER_FIELD));
+ other_field->name = strdup(name);
+ other_field->value = strdup(value);
+ assert(other_field->name != NULL);
+ assert(other_field->value != NULL);
+
+ dlist_push_last(&other->other_fields, other_field);
+
+ EVEL_EXIT();
+}
+
+/**************************************************************************//**
+ * Encode the Other in JSON according to AT&T's schema for the event type.
+ *
+ * @param jbuf Pointer to the ::EVEL_JSON_BUFFER to encode into.
+ * @param event Pointer to the ::EVENT_HEADER to encode.
+ *****************************************************************************/
+void evel_json_encode_other(EVEL_JSON_BUFFER * jbuf,
+ EVENT_OTHER * event)
+{
+ OTHER_FIELD * other_field = NULL;
+ DLIST_ITEM * other_field_item = NULL;
+
+ EVEL_ENTER();
+
+ /***************************************************************************/
+ /* Check preconditions. */
+ /***************************************************************************/
+ assert(event != NULL);
+ assert(event->header.event_domain == EVEL_DOMAIN_OTHER);
+
+ evel_json_encode_header(jbuf, &event->header);
+ evel_json_open_named_list(jbuf, "otherFields");
+ other_field_item = dlist_get_first(&event->other_fields);
+ while (other_field_item != NULL)
+ {
+ other_field = (OTHER_FIELD *) other_field_item->item;
+ assert(other_field != NULL);
+
+ evel_json_open_object(jbuf);
+ evel_enc_kv_string(jbuf, "name", other_field->name);
+ evel_enc_kv_string(jbuf, "value", other_field->value);
+ evel_json_close_object(jbuf);
+ other_field_item = dlist_get_next(other_field_item);
+ }
+ evel_json_close_list(jbuf);
+
+ EVEL_EXIT();
+}
+
+/**************************************************************************//**
+ * Free an Other.
+ *
+ * Free off the Other supplied. Will free all the contained allocated memory.
+ *
+ * @note It does not free the Other itself, since that may be part of a
+ * larger structure.
+ *****************************************************************************/
+void evel_free_other(EVENT_OTHER * event)
+{
+ OTHER_FIELD * other_field = NULL;
+
+ EVEL_ENTER();
+
+ /***************************************************************************/
+ /* Check preconditions. As an internal API we don't allow freeing NULL */
+ /* events as we do on the public API. */
+ /***************************************************************************/
+ assert(event != NULL);
+ assert(event->header.event_domain == EVEL_DOMAIN_OTHER);
+
+ /***************************************************************************/
+ /* Free all internal strings then the header itself. */
+ /***************************************************************************/
+ other_field = dlist_pop_last(&event->other_fields);
+ while (other_field != NULL)
+ {
+ EVEL_DEBUG("Freeing Other Field (%s, %s)",
+ other_field->name,
+ other_field->value);
+ free(other_field->name);
+ free(other_field->value);
+ free(other_field);
+ other_field = dlist_pop_last(&event->other_fields);
+ }
+ evel_free_header(&event->header);
+
+ EVEL_EXIT();
+} \ No newline at end of file