90 lines
1.8 KiB
C
90 lines
1.8 KiB
C
/** @file
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* @brief Hostname configuration definitions
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*/
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/*
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* Copyright (c) 2017 Intel Corporation
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef ZEPHYR_INCLUDE_NET_HOSTNAME_H_
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#define ZEPHYR_INCLUDE_NET_HOSTNAME_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief Network hostname configuration library
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* @defgroup net_hostname Network Hostname Library
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* @ingroup networking
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* @{
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*/
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#define NET_HOSTNAME_MAX_LEN \
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(sizeof(CONFIG_NET_HOSTNAME) - 1 + \
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(IS_ENABLED(CONFIG_NET_HOSTNAME_UNIQUE) ? \
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sizeof("0011223344556677") - 1 : 0))
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/**
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* @brief Get the device hostname
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*
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* @details Return pointer to device hostname.
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*
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* @return Pointer to hostname or NULL if not set.
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*/
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#if defined(CONFIG_NET_HOSTNAME_ENABLE)
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const char *net_hostname_get(void);
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#else
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static inline const char *net_hostname_get(void)
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{
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return "zephyr";
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}
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#endif /* CONFIG_NET_HOSTNAME_ENABLE */
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/**
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* @brief Initialize and set the device hostname.
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*
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*/
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#if defined(CONFIG_NET_HOSTNAME_ENABLE)
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void net_hostname_init(void);
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#else
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static inline void net_hostname_init(void)
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{
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}
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#endif /* CONFIG_NET_HOSTNAME_ENABLE */
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/**
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* @brief Set the device hostname postfix
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*
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* @details Set the device hostname to some value. This is only used if
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* CONFIG_NET_HOSTNAME_UNIQUE is set.
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*
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* @param hostname_postfix Usually link address. The function will convert this
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* to a string.
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* @param postfix_len Length of the hostname_postfix array.
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*
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* @return 0 if ok, <0 if error
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*/
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#if defined(CONFIG_NET_HOSTNAME_UNIQUE)
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int net_hostname_set_postfix(const uint8_t *hostname_postfix,
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int postfix_len);
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#else
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static inline int net_hostname_set_postfix(const uint8_t *hostname_postfix,
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int postfix_len)
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{
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return -EMSGSIZE;
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}
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#endif /* CONFIG_NET_HOSTNAME_UNIQUE */
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/**
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* @}
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif /* ZEPHYR_INCLUDE_NET_HOSTNAME_H_ */
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