67 lines
2.3 KiB
C
67 lines
2.3 KiB
C
/**
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* @file schema_features.h
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* @author Michal Vasko <mvasko@cesnet.cz>
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* @brief Header for schema features.
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*
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* Copyright (c) 2015 - 2020 CESNET, z.s.p.o.
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*
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* This source code is licensed under BSD 3-Clause License (the "License").
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* You may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://opensource.org/licenses/BSD-3-Clause
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*/
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#ifndef LY_SCHEMA_FEATURES_H_
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#define LY_SCHEMA_FEATURES_H_
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#include "log.h"
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struct ly_ctx;
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struct lysp_module;
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struct lysp_qname;
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/**
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* @brief Evaluate if-features array.
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*
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* @param[in] ctx libyang context.
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* @param[in] iffeatures Sized array of if-features to evaluate.
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* @param[out] enabled Whether if-features evaluated to true or false.
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* @return LY_SUCCESS on success.
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* @return LY_ERR on error.
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*/
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LY_ERR lys_eval_iffeatures(const struct ly_ctx *ctx, const struct lysp_qname *iffeatures, ly_bool *enabled);
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/**
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* @brief Check whether all enabled features have their if-features satisfied.
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*
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* @param[in] pmod Parsed module features to check.
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* @return LY_SUCCESS on success.
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* @return LY_EDENIED if there was an enabled feature with disabled if-feature.
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*/
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LY_ERR lys_check_features(const struct lysp_module *pmod);
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/**
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* @brief Set the specified features of a parsed module ignoring their own if-features. These are all checked before
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* compiling the module(s).
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*
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* @param[in] pmod Parsed module to modify.
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* @param[in] features Array of features ended with NULL to be enabled if the module is being implemented.
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* The feature string '*' enables all and array of length 1 with only the terminating NULL explicitly disables all
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* the features. In case the parameter is NULL, the features are untouched - left disabled in newly loaded module or
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* with the current features settings in case the module is already present in the context.
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* @return LY_SUCCESS on success.
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* @return LY_EEXIST if the specified features were already set.
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* @return LY_ERR on error.
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*/
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LY_ERR lys_set_features(struct lysp_module *pmod, const char **features);
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/**
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* @brief Compile if-features of features in the provided module and all its submodules.
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*
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* @param[in] pmod Parsed module to process.
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* @return LY_ERR value.
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*/
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LY_ERR lys_compile_feature_iffeatures(struct lysp_module *pmod);
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#endif /* LY_SCHEMA_FEATURES_H_ */
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