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Merge pull request #2585 from authmillenon/ng_nettype/api/translate

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ng_nettype: add translation capabilities to ethertype and protnum
This commit is contained in:
Martine Lenders 2015-03-23 21:47:47 +01:00
commit e431dc8171
1 changed files with 122 additions and 1 deletions
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123
sys/include/net/ng_nettype.h
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@ -7,7 +7,7 @@
*/
/**
* @defgroup net_ng_nettype Protocol type definitions.
* @defgroup net_ng_nettype Protocol type
* @ingroup net
* @brief Protocol type definitions to be used with the @ref net_ng_netapi,
* the @ref net_ng_netdev, the @ref net_ng_netreg, and
@ -22,6 +22,11 @@
#ifndef NG_NETTYPE_H_
#define NG_NETTYPE_H_
#include <inttypes.h>
#include "net/ng_ethertype.h"
#include "net/ng_protnum.h"
#ifdef __cplusplus
extern "C" {
#endif
@ -78,6 +83,122 @@ typedef enum {
NG_NETTYPE_NUMOF, /**< maximum number of available protocols */
} ng_nettype_t;
/**
* @brief Translates an Ether Type number to @ref net_ng_nettype
* @see <a href="http://www.iana.org/assignments/ieee-802-numbers/ieee-802-numbers.xhtml#ieee-802-numbers-1">
* IANA, ETHER TYPES
* </a>
*
* @param[in] type An Ether Type number
*
* @return The corresponding @ref net_ng_nettype to @p type.
* @return @ref NG_NETTYPE_UNDEF if @p type not translatable.
*/
static inline ng_nettype_t ng_nettype_from_ethertype(uint16_t type)
{
switch (type) {
#ifdef MODULE_NG_IPV6
case NG_ETHERTYPE_IPV6:
return NG_NETTYPE_IPV6;
#endif
default:
return NG_NETTYPE_UNDEF;
}
}
/**
* @brief Translates @ref net_ng_nettype to an Ether Type number
* @see <a href="http://www.iana.org/assignments/ieee-802-numbers/ieee-802-numbers.xhtml#ieee-802-numbers-1">
* IANA, ETHER TYPES
* </a>
*
* @param[in] type A protocol type
*
* @return The corresponding Ether Type number to @p type.
* @return @ref NG_ETHERTYPE_RESERVED if @p type not translatable.
*/
static inline uint16_t ng_nettype_to_ethertype(ng_nettype_t type)
{
switch (type) {
#ifdef MODULE_NG_IPV6
case NG_NETTYPE_IPV6:
return NG_ETHERTYPE_IPV6;
#endif
default:
return NG_ETHERTYPE_RESERVED;
}
}
/**
* @brief Translates a Protocol Number to @ref net_ng_nettype
* @see <a href="http://www.iana.org/assignments/protocol-numbers/protocol-numbers.xhtml">
* IANA, Assigned Internet Protocol Numbers
* </a>
*
* @param[in] num A Protocol Number
*
* @return The corresponding @ref net_ng_nettype to @p num.
* @return @ref NG_NETTYPE_UNDEF if @p num not translatable.
*/
static inline ng_nettype_t ng_nettype_from_protnum(uint8_t num)
{
switch (num) {
#ifdef MODULE_NG_ICMPV6
case NG_PROTNUM_ICMPV6:
return NG_NETTYPE_IPCMPV6;
#endif
#ifdef MODULE_NG_IPV6
case NG_PROTNUM_IPV6:
return NG_NETTYPE_IPV6;
#endif
#ifdef MODULE_NG_TCP
case NG_PROTNUM_TCP:
return NG_NETTYPE_TCP;
#endif
#ifdef MODULE_NG_UDP
case NG_PROTNUM_UDP:
return NG_NETTYPE_UDP;
#endif
default:
return NG_NETTYPE_UNDEF;
}
}
/**
* @brief Translates @ref net_ng_nettype to a Protocol Number
* @see <a href="http://www.iana.org/assignments/protocol-numbers/protocol-numbers.xhtml">
* IANA, Assigned Internet Protocol Numbers
* </a>
*
* @param[in] type A protocol type
*
* @return The corresponding Protocol Number to @p type.
* @return @ref NG_PROTNUM_RESERVED if @p type not translatable.
*/
static inline uint8_t ng_nettype_to_protnum(ng_nettype_t type)
{
switch (type) {
#ifdef MODULE_NG_ICMPV6
case NG_NETTYPE_ICMPV6:
return NG_PROTNUM_IPCMPV6;
#endif
#ifdef MODULE_NG_IPV6
case NG_NETTYPE_IPV6:
return NG_PROTNUM_IPV6;
#endif
#ifdef MODULE_NG_TCP
case NG_NETTYPE_TCP:
return NG_PROTNUM_TCP;
#endif
#ifdef MODULE_NG_UDP
case NG_NETTYPE_UDP:
return NG_PROTNUM_UDP;
#endif
default:
return NG_PROTNUM_RESERVED;
}
}
#ifdef __cplusplus
}
#endif