1 files changed, 302 insertions, 0 deletions
diff --git a/util/src/param.c b/util/src/param.c
new file mode 100644
index 0000000..48e14ae
--- /dev/null
+++ b/util/src/param.c
@@ -0,0 +1,302 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <axutil_param.h>
+#include <axutil_utils.h>
+#include <axutil_string.h>
+#include <axutil_generic_obj.h>
+
+struct axutil_param
+{
+    /** Parameter name */
+    axis2_char_t *name;
+
+    /** Parameter value */
+    void *value;
+
+    /** Parameter locked? */
+    axis2_bool_t locked;
+
+    /** Parameter type */
+    int type;                   /*default is AXIS2_TEXT_PARAM */
+    axutil_hash_t *attrs;
+    axutil_array_list_t *value_list;
+     void(
+    AXIS2_CALL *value_free) (
+    void *param_value,
+    const axutil_env_t *env);
+};
+
+AXIS2_EXTERN axutil_param_t *AXIS2_CALL
+axutil_param_create(
+    const axutil_env_t *env,
+    axis2_char_t *name,
+    void *value)
+{
+    axutil_param_t *param = NULL;
+    AXIS2_ENV_CHECK(env, NULL);
+
+    param = AXIS2_MALLOC(env->allocator, sizeof(axutil_param_t));
+    if(!param)
+    {
+        AXIS2_ERROR_SET_ERROR_NUMBER(env->error, AXIS2_ERROR_NO_MEMORY);
+        AXIS2_LOG_ERROR(env->log, AXIS2_LOG_SI, "Not enough memory");
+        AXIS2_ERROR_SET_STATUS_CODE(env->error, AXIS2_FAILURE);
+        return NULL;
+    }
+
+    param->name = axutil_strdup(env, name);
+    param->value = value; /* shallow copy. */
+    param->locked = AXIS2_FALSE;
+    param->type = AXIS2_TEXT_PARAM;
+    param->attrs = NULL;
+    param->value_list = NULL;
+    param->value_free = NULL;
+
+    return param;
+}
+
+axis2_char_t *AXIS2_CALL
+axutil_param_get_name(
+    axutil_param_t *param,
+    const axutil_env_t *env)
+{
+    return param->name;
+}
+
+void *AXIS2_CALL
+axutil_param_get_value(
+    axutil_param_t *param,
+    const axutil_env_t *env)
+{
+    return param->value;
+}
+
+axis2_status_t AXIS2_CALL
+axutil_param_set_name(
+    axutil_param_t *param,
+    const axutil_env_t *env,
+    const axis2_char_t *name)
+{
+    param->name = axutil_strdup(env, name);
+    return AXIS2_SUCCESS;
+}
+
+axis2_status_t AXIS2_CALL
+axutil_param_set_value(
+    axutil_param_t *param,
+    const axutil_env_t *env,
+    const void *value)
+{
+    void *param_value = NULL;
+    param_value = axutil_param_get_value(param, env);
+    if(param_value)
+    {
+        if(param && param->value_free)
+        {
+            param->value_free(param_value, env);
+        }
+        else /* we assume that param value is axis2_char_t* */
+        {
+            AXIS2_FREE(env->allocator, param_value);
+        }
+    }
+    param->value = (void *)value;
+    return AXIS2_SUCCESS;
+}
+
+axis2_bool_t AXIS2_CALL
+axutil_param_is_locked(
+    axutil_param_t *param,
+    const axutil_env_t *env)
+{
+    return param->locked;
+}
+
+axis2_status_t AXIS2_CALL
+axutil_param_set_locked(
+    axutil_param_t *param,
+    const axutil_env_t *env,
+    axis2_bool_t value)
+{
+    param->locked = value;
+    return AXIS2_SUCCESS;
+}
+
+int AXIS2_CALL
+axutil_param_get_param_type(
+    axutil_param_t *param,
+    const axutil_env_t *env)
+{
+    return param->type;
+}
+
+axis2_status_t AXIS2_CALL
+axutil_param_set_param_type(
+    axutil_param_t *param,
+    const axutil_env_t *env,
+    int type)
+{
+    param->type = type;
+    return AXIS2_SUCCESS;
+}
+
+axis2_status_t AXIS2_CALL
+axutil_param_set_attributes(
+    axutil_param_t *param,
+    const axutil_env_t *env,
+    axutil_hash_t *attrs)
+{
+    AXIS2_PARAM_CHECK(env->error, attrs, AXIS2_FAILURE);
+
+    if(param->attrs)
+    {
+        axutil_hash_index_t *i = NULL;
+        void *v = NULL;
+
+        for(i = axutil_hash_first(param->attrs, env); i; i = axutil_hash_next(env, i))
+        {
+            axutil_hash_this(i, NULL, NULL, &v);
+            axutil_generic_obj_free(v, env);
+        }
+        axutil_hash_free(param->attrs, env);
+    }
+
+    param->attrs = attrs;
+    return AXIS2_SUCCESS;
+}
+
+axutil_hash_t *AXIS2_CALL
+axutil_param_get_attributes(
+    axutil_param_t *param,
+    const axutil_env_t *env)
+{
+    return param->attrs;
+}
+
+axis2_status_t AXIS2_CALL
+axutil_param_set_value_list(
+    axutil_param_t *param,
+    const axutil_env_t *env,
+    axutil_array_list_t *value_list)
+{
+    AXIS2_PARAM_CHECK(env->error, value_list, AXIS2_FAILURE);
+
+    if(param->value_list)
+    {
+        int i = 0, size = 0;
+
+        size = axutil_array_list_size(param->value_list, env);
+        for(i = 0; i < size; i++)
+        {
+            axutil_param_t *param = NULL;
+
+            param = (axutil_param_t *)axutil_array_list_get(param->value_list, env, i);
+            axutil_param_free(param, env);
+        }
+        axutil_array_list_free(param->value_list, env);
+    }
+    param->value_list = value_list;
+
+    return AXIS2_SUCCESS;
+}
+
+axutil_array_list_t *AXIS2_CALL
+axutil_param_get_value_list(
+    axutil_param_t *param,
+    const axutil_env_t *env)
+{
+    return param->value_list;
+}
+
+void AXIS2_CALL
+axutil_param_free(
+    axutil_param_t *param,
+    const axutil_env_t *env)
+{
+    void *param_value = NULL;
+    axis2_char_t *param_name = NULL;
+
+    param_value = axutil_param_get_value(param, env);
+    if(param_value)
+    {
+        if(param && param->value_free)
+        {
+            param->value_free(param_value, env);
+        }
+        else /* we assume that param value is axis2_char_t* */
+        {
+            AXIS2_FREE(env->allocator, param_value);
+        }
+    }
+
+    if(param->attrs)
+    {
+        axutil_hash_index_t *i = NULL;
+        void *v = NULL;
+
+        for(i = axutil_hash_first(param->attrs, env); i; i = axutil_hash_next(env, i))
+        {
+            axutil_hash_this(i, NULL, NULL, &v);
+            axutil_generic_obj_free(v, env);
+        }
+        axutil_hash_free(param->attrs, env);
+    }
+
+    if(param->value_list)
+    {
+        int i = 0, size = 0;
+
+        size = axutil_array_list_size(param->value_list, env);
+        for(i = 0; i < size; i++)
+        {
+            axutil_param_t *param_l = NULL;
+
+            param_l = (axutil_param_t *)axutil_array_list_get(param->value_list, env, i);
+            if(param_l)
+            {
+                axutil_param_free(param_l, env);
+            }
+        }
+        axutil_array_list_free(param->value_list, env);
+    }
+    param_name = axutil_param_get_name(param, env);
+    AXIS2_FREE(env->allocator, param_name);
+    AXIS2_FREE(env->allocator, param);
+    return;
+}
+
+AXIS2_EXTERN axis2_status_t AXIS2_CALL
+axutil_param_set_value_free(
+    axutil_param_t *param,
+    const axutil_env_t *env,
+    AXIS2_PARAM_VALUE_FREE free_fn)
+{
+    param->value_free = free_fn;
+    return AXIS2_SUCCESS;
+}
+
+/* Use this function for the copied parameters
+ * to avoid double free
+ */
+AXIS2_EXTERN void AXIS2_CALL
+axutil_param_dummy_free_fn(
+    void *param,
+    const axutil_env_t *env)
+{
+    return;
+}