Pau Espin Pedrol | f7884e8 | 2019-08-20 12:06:13 +0200 | [diff] [blame] | 1 | #pragma once |
| 2 | |
| 3 | #include <stdint.h> |
| 4 | |
| 5 | #include "../gtp/pdp.h" |
| 6 | |
| 7 | /* 3GPP TS 24.008 10.6.5.3 */ |
| 8 | enum pco_protocols { |
| 9 | PCO_P_LCP = 0xC021, |
| 10 | PCO_P_PAP = 0xC023, |
| 11 | PCO_P_CHAP = 0xC223, |
| 12 | PCO_P_IPCP = 0x8021, |
| 13 | PCO_P_PCSCF_ADDR = 0x0001, |
| 14 | PCO_P_IM_CN_SS_F = 0x0002, |
| 15 | PCO_P_DNS_IPv6_ADDR = 0x0003, |
| 16 | PCO_P_POLICY_CTRL_REJ = 0x0004, /* only in Network->MS */ |
| 17 | PCO_P_MS_SUP_NETREQ_BCI = 0x0005, |
| 18 | /* reserved */ |
| 19 | PCO_P_DSMIPv6_HA_ADDR = 0x0007, |
| 20 | PCO_P_DSMIPv6_HN_PREF = 0x0008, |
| 21 | PCO_P_DSMIPv6_v4_HA_ADDR= 0x0009, |
| 22 | PCO_P_IP_ADDR_VIA_NAS = 0x000a, /* only MS->Network */ |
| 23 | PCO_P_IPv4_ADDR_VIA_DHCP= 0x000b, /* only MS->Netowrk */ |
| 24 | PCO_P_PCSCF_IPv4_ADDR = 0x000c, |
| 25 | PCO_P_DNS_IPv4_ADDR = 0x000d, |
| 26 | PCO_P_MSISDN = 0x000e, |
| 27 | PCO_P_IFOM_SUPPORT = 0x000f, |
| 28 | PCO_P_IPv4_LINK_MTU = 0x0010, |
| 29 | PCO_P_MS_SUPP_LOC_A_TFT = 0x0011, |
| 30 | PCO_P_PCSCF_RESEL_SUP = 0x0012, /* only MS->Network */ |
| 31 | PCO_P_NBIFOM_REQ = 0x0013, |
| 32 | PCO_P_NBIFOM_MODE = 0x0014, |
| 33 | PCO_P_NONIP_LINK_MTU = 0x0015, |
| 34 | PCO_P_APN_RATE_CTRL_SUP = 0x0016, |
| 35 | PCO_P_PS_DATA_OFF_UE = 0x0017, |
| 36 | PCO_P_REL_DATA_SVC = 0x0018, |
| 37 | }; |
| 38 | |
| 39 | struct pco_element { |
| 40 | uint16_t protocol_id; /* network byte order */ |
| 41 | uint8_t length; /* length of data below */ |
| 42 | uint8_t data[0]; |
| 43 | } __attribute__((packed)); |
| 44 | |
| 45 | |
| 46 | /* RFC 1332 */ |
| 47 | enum ipcp_options { |
| 48 | IPCP_OPT_IPADDR = 3, |
| 49 | IPCP_OPT_PRIMARY_DNS = 129, |
| 50 | IPCP_OPT_SECONDARY_DNS = 131, |
| 51 | }; |
| 52 | |
| 53 | struct ipcp_option_hdr { |
| 54 | uint8_t type; |
| 55 | uint8_t len; |
| 56 | uint8_t data[0]; |
| 57 | } __attribute__ ((packed)); |
| 58 | |
| 59 | struct ipcp_hdr { |
| 60 | uint8_t code; |
| 61 | uint8_t id; |
| 62 | uint16_t len; |
| 63 | uint8_t options[0]; |
| 64 | } __attribute__ ((packed)); |
| 65 | |
| 66 | /* RFC 1334, section 3.2. Packet Format */ |
| 67 | struct pap_element { |
| 68 | uint8_t code; |
| 69 | uint8_t id; |
| 70 | uint16_t len; /* length including header */ |
| 71 | uint8_t data[0]; |
| 72 | } __attribute__((packed)); |
| 73 | |
| 74 | enum pap_code { |
| 75 | PAP_CODE_AUTH_REQ = 1, |
| 76 | PAP_CODE_AUTH_ACK = 2, |
| 77 | PAP_CODE_AUTH_NAK = 3, |
| 78 | }; |
| 79 | |
| 80 | struct apn_ctx; |
| 81 | void process_pco(const struct apn_ctx *apn, struct pdp_t *pdp); |