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open5gs/lib/core/include/3gpp_types.h

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#ifndef __TYPES_H__
#define __TYPES_H__
#include "core_list.h"
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#define S1AP_SCTP_PORT 36412
#define GTPV2_C_UDP_PORT 2123
#define GTPV1_U_UDP_PORT 2152
#define SCTP_S1AP_PPID 18
#define SCTP_X2AP_PPID 27
#define MAX_NUM_OF_ENB 128
#define MAX_NUM_OF_UE 128
#define MAX_NUM_OF_SESS 4
#define MAX_NUM_OF_BEARER 4
#define MAX_NUM_OF_TUNNEL 3 /* Num of Tunnel per Bearer */
#define MAX_NUM_OF_PF 16 /* Num of Packet Filter per Bearer */
#define MAX_POOL_OF_UE (MAX_NUM_OF_ENB * MAX_NUM_OF_UE)
#define MAX_POOL_OF_SESS (MAX_POOL_OF_UE * MAX_NUM_OF_SESS)
#define MAX_POOL_OF_BEARER (MAX_POOL_OF_SESS * MAX_NUM_OF_BEARER)
#define MAX_POOL_OF_TUNNEL (MAX_POOL_OF_BEARER * MAX_NUM_OF_TUNNEL)
#define MAX_POOL_OF_PF (MAX_POOL_OF_BEARER * MAX_NUM_OF_PF)
#define MAX_NUM_OF_HOSTNAME 16
#define MAX_NUM_OF_PCC_RULE 8
#define MAX_NUM_OF_FLOW 8 /* Num of Flow per PCC Rule */
#define MAX_NUM_OF_PACKET_FILTER 16 /* Num of Packet Filter per Bearer */
#define MAX_SDU_LEN 2048
#define PLMN_ID_LEN 3
#define BCD_TO_BUFFER_LEN(x) (((x)+1)/2)
#define MAX_IMSI_BCD_LEN 15
#define MAX_IMSI_LEN BCD_TO_BUFFER_LEN(MAX_IMSI_BCD_LEN)
#define RAND_LEN 16
#define AUTN_LEN 16
#define AUTS_LEN 14
#define MAX_RES_LEN 16
#define MAX_APN_LEN 100
#define MAX_PCO_LEN 251
#define MAX_PCC_RULE_NAME_LEN 128
#define NEXT_ID(__id, __min, __max) \
((__id) = ((__id) == (__max) ? (__min) : ((__id) + 1)))
#define COMPARE_ID(__id1, __id2, __max) \
((__id2) > (__id1) ? ((__id2) - (__id1) < ((__max)-1) ? -1 : 1) : \
(__id1) > (__id2) ? ((__id1) - (__id2) < ((__max)-1) ? 1 : -1) : 0)
/**********************************
* PLMN_ID Structure */
typedef struct _plmn_id_t {
ED2(c_uint8_t mcc2:4;,
c_uint8_t mcc1:4;)
ED2(c_uint8_t mnc1:4;,
c_uint8_t mcc3:4;)
ED2(c_uint8_t mnc3:4;,
c_uint8_t mnc2:4;)
} __attribute__ ((packed)) plmn_id_t;
CORE_DECLARE(c_uint16_t) plmn_id_mcc(plmn_id_t *plmn_id);
CORE_DECLARE(c_uint16_t) plmn_id_mnc(plmn_id_t *plmn_id);
CORE_DECLARE(c_uint16_t) plmn_id_mnc_len(plmn_id_t *plmn_id);
CORE_DECLARE(void *) plmn_id_build(plmn_id_t *plmn_id,
c_uint16_t mcc, c_uint16_t mnc, c_uint16_t mnc_len);
#define MAX_NUM_OF_TAI 16
typedef struct _tai_t {
plmn_id_t plmn_id;
c_uint16_t tac;
} __attribute__ ((packed)) tai_t;
typedef struct _e_cgi_t {
plmn_id_t plmn_id;
c_uint32_t cell_id; /* 28 bit */
} __attribute__ ((packed)) e_cgi_t;
typedef struct _guti_t {
plmn_id_t plmn_id;
c_uint16_t mme_gid;
c_uint8_t mme_code;
c_uint32_t m_tmsi;
} __attribute__ ((packed)) guti_t;
/**************************************************
* Common Structure
* S1AP : 9.2.2.1 Transport Layer Address, See 36.414
* GTP : 8.22 Fully Qualified TEID (F-TEID) */
#define IPV4_LEN 4
#define IPV6_LEN 16
#define IPV4V6_LEN 20
typedef struct _ip_t {
union {
c_uint32_t addr;
c_uint8_t addr6[IPV6_LEN];
struct {
c_uint32_t addr;
c_uint8_t addr6[IPV6_LEN];
} both;
};
c_uint32_t len;
ED3(c_uint8_t ipv4:1;,
c_uint8_t ipv6:1;,
c_uint8_t reserved:6;)
} ip_t;
/**************************************************
* 8.14 PDN Address Allocation (PAA) */
#define PAA_IPV4_LEN 5
#define PAA_IPV6_LEN 18
#define PAA_IPV4V6_LEN 22
typedef struct _paa_t {
/* 8.34 PDN Type */
#define GTP_PDN_TYPE_IPV4 1
#define GTP_PDN_TYPE_IPV6 2
#define GTP_PDN_TYPE_IPV4V6 3
#define GTP_PDN_TYPE_NON_IP 4
ED2(c_uint8_t spare:5;,
c_uint8_t pdn_type:3;)
union {
/* GTP_PDN_TYPE_IPV4 */
c_uint32_t addr;
/* GTP_PDN_TYPE_IPV6 */
struct {
c_uint8_t len;
c_uint8_t addr6[IPV6_LEN];
};
/* GTP_PDN_TYPE_BOTH */
struct {
struct {
c_uint8_t len;
c_uint8_t addr6[IPV6_LEN];
};
c_uint32_t addr;
} __attribute__ ((packed)) both;
};
} __attribute__ ((packed)) paa_t;
#define MAX_BIT_RATE C_UINT64_C(10000000000)
typedef struct _bitrate_t {
c_uint64_t downlink; /* bits per seconds */
c_uint64_t uplink; /* bits per seconds */
} bitrate_t;
/**********************************
* QoS Structure */
typedef struct _qos_t {
#define PDN_QCI_1 1
#define PDN_QCI_2 2
#define PDN_QCI_3 3
#define PDN_QCI_4 4
#define PDN_QCI_5 5
#define PDN_QCI_6 6
#define PDN_QCI_7 7
#define PDN_QCI_8 8
#define PDN_QCI_9 9
#define PDN_QCI_65 65
#define PDN_QCI_66 66
#define PDN_QCI_69 69
#define PDN_QCI_70 70
c_uint8_t qci;
struct {
/* Values 1 to 8 should only be assigned for services that are
* authorized to receive prioritized treatment within an operator domain.
* Values 9 to 15 may be assigned to resources that are authorized
* by the home network and thus applicable when a UE is roaming. */
c_uint8_t priority_level;
#define PDN_PRE_EMPTION_CAPABILITY_ENABLED 0
#define PDN_PRE_EMPTION_CAPABILITY_DISABLED 1
c_uint8_t pre_emption_capability;
#define PDN_PRE_EMPTION_VULNERABILITY_ENABLED 0
#define PDN_PRE_EMPTION_VULNERABILITY_DISABLED 1
c_uint8_t pre_emption_vulnerability;
} arp;
bitrate_t mbr; /* Maxmimum Bit Rate (MBR) */
bitrate_t gbr; /* Guaranteed Bit Rate (GBR) */
} qos_t;
/**********************************
* Flow Structure */
#define FLOW_DOWNLINK_ONLY 1
#define FLOW_UPLINK_ONLY 2
typedef struct _flow_t {
c_uint8_t direction;
c_int8_t *description;
} flow_t;
/**********************************
* PCC Rule Structure */
typedef struct _pcc_rule_t {
c_int8_t name[MAX_PCC_RULE_NAME_LEN+1];
flow_t flow[MAX_NUM_OF_FLOW];
int num_of_flow;
c_int8_t flow_status;
c_uint32_t precedence;
qos_t qos;
} pcc_rule_t;
/**********************************
* PDN Structure */
typedef struct _pdn_t {
c_uint32_t context_identifier;
c_int8_t apn[MAX_APN_LEN+1];
#define HSS_PDN_TYPE_IPV4 0
#define HSS_PDN_TYPE_IPV6 1
#define HSS_PDN_TYPE_IPV4V6 2
#define HSS_PDN_TYPE_IPV4_OR_IPV6 3
c_int8_t pdn_type;
qos_t qos;
bitrate_t ambr; /* APN-AMBR */
paa_t paa;
ip_t pgw_ip;
} pdn_t;
CORE_DECLARE(c_int16_t) apn_build(c_int8_t *dst, c_int8_t *src, c_int16_t len);
CORE_DECLARE(c_int16_t) apn_parse(c_int8_t *dst, c_int8_t *src, c_int16_t len);
/**************************************************
* Protocol Configuration Options Structure
* 8.13 Protocol Configuration Options (PCO)
* 10.5.6.3 Protocol configuration options in 3GPP TS 24.008
* RFC 3232 [103]
* RFC 1661 [102] */
#define PCO_PPP_FOR_USE_WITH_IP_PDP_TYPE_OR_IP_PDN_TYPE 0
#define PCO_ID_INTERNET_PROTOCOL_CONTROL_PROTOCOL 0x8021
#define PCO_ID_CHALLENGE_HANDSHAKE_AUTHENTICATION_PROTOCOL 0xc223
#define PCO_ID_DNS_SERVER_IPV6_ADDRESS_REQUEST 0x0003
#define PCO_ID_DNS_SERVER_IPV4_ADDRESS_REQUEST 0x000d
#define PCO_ID_IP_ADDRESS_ALLOCATION_VIA_NAS_SIGNALLING 0x000a
#define PCO_ID_IPV4_LINK_MTU_REQUEST 0x0010
typedef struct _pco_ipcp_options_t {
c_uint8_t type;
c_uint8_t len;
c_uint32_t addr;
} __attribute__ ((packed)) pco_ipcp_options_t;
#define PCO_MAX_NUM_OF_IPCO_OPTIONS 4
typedef struct _pco_ipcp_t {
c_uint8_t code;
c_uint8_t identifier;
c_uint16_t len;
pco_ipcp_options_t options[PCO_MAX_NUM_OF_IPCO_OPTIONS];
} __attribute__ ((packed)) pco_ipcp_t;
typedef struct _pco_id_t {
c_uint16_t id;
c_uint8_t len;
void *data;
} pco_id_t;
#define MAX_NUM_OF_PROTOCOL_OR_CONTAINER_ID 8
typedef struct _pco_t {
ED3(c_uint8_t ext:1;,
c_uint8_t spare:4;,
c_uint8_t configuration_protocol:3;)
c_uint8_t num_of_id;
pco_id_t ids[MAX_NUM_OF_PROTOCOL_OR_CONTAINER_ID];
} pco_t;
CORE_DECLARE(c_int16_t) pco_parse(pco_t *pco, void *data, int data_len);
CORE_DECLARE(c_int16_t) pco_build(void *data, int data_len, pco_t *pco);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __3GPP_COMMON_H__ */
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