| #pragma once |
| |
| /*! \defgroup prim Osmocom primitives |
| * @{ |
| */ |
| |
| /*! \file prim.h */ |
| |
| #include <stdint.h> |
| #include <osmocom/core/msgb.h> |
| |
| #define OSMO_PRIM(prim, op) ((prim << 8) | (op & 0xFF)) |
| #define OSMO_PRIM_HDR(oph) OSMO_PRIM((oph)->primitive, (oph)->operation) |
| |
| /*! \brief primitive operation */ |
| enum osmo_prim_operation { |
| PRIM_OP_REQUEST, /*!< \brief request */ |
| PRIM_OP_RESPONSE, /*!< \brief response */ |
| PRIM_OP_INDICATION, /*!< \brief indication */ |
| PRIM_OP_CONFIRM, /*!< \brief cofirm */ |
| }; |
| |
| #define _SAP_GSM_SHIFT 24 |
| |
| #define _SAP_GSM_BASE (0x01 << _SAP_GSM_SHIFT) |
| #define _SAP_TETRA_BASE (0x02 << _SAP_GSM_SHIFT) |
| |
| /*! \brief primitive header */ |
| struct osmo_prim_hdr { |
| unsigned int sap; /*!< \brief Service Access Point */ |
| unsigned int primitive; /*!< \brief Primitive number */ |
| enum osmo_prim_operation operation; /*! \brief Primitive Operation */ |
| struct msgb *msg; /*!< \brief \ref msgb containing associated data */ |
| }; |
| |
| /*! \brief initialize a primitive header |
| * \param[in,out] oph primitive header |
| * \param[in] sap Service Access Point |
| * \param[in] primitive Primitive Number |
| * \param[in] operation Primitive Operation (REQ/RESP/IND/CONF) |
| * \param[in] msg Message |
| */ |
| static inline void |
| osmo_prim_init(struct osmo_prim_hdr *oph, unsigned int sap, |
| unsigned int primitive, enum osmo_prim_operation operation, |
| struct msgb *msg) |
| { |
| oph->sap = sap; |
| oph->primitive = primitive; |
| oph->operation = operation; |
| oph->msg = msg; |
| } |
| |
| /*! \brief primitive handler callback type */ |
| typedef int (*osmo_prim_cb)(struct osmo_prim_hdr *oph, void *ctx); |
| |
| /*! @} */ |