1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _INET_KSSL_KSSLAPI_H 27 #define _INET_KSSL_KSSLAPI_H 28 29 /* 30 * The kernel SSL proxy interface 31 */ 32 33 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 #include <sys/socket.h> 39 #include <netinet/in.h> 40 41 /* return status for the kssl API functions */ 42 43 typedef enum { 44 KSSL_STS_OK, /* No further processing required */ 45 KSSL_STS_ERR /* bogus argument ... */ 46 } kssl_status_t; 47 48 /* Endpoint type */ 49 typedef enum { 50 KSSL_NO_PROXY = 0, /* Not configured for use with KSSL */ 51 KSSL_IS_PROXY, /* Acts as a proxy for someone else */ 52 KSSL_HAS_PROXY /* A proxy is handling its work */ 53 } kssl_endpt_type_t; 54 55 /* Return codes/commands from kssl_handle_record */ 56 typedef enum { 57 KSSL_CMD_NOT_SUPPORTED, /* Not supported */ 58 KSSL_CMD_SEND, /* send this packet out on the wire */ 59 KSSL_CMD_DELIVER_PROXY, /* deliver this packet to proxy listener */ 60 KSSL_CMD_DELIVER_SSL, /* Deliver to the SSL listener */ 61 KSSL_CMD_NONE, /* consider it consumed. (ACK it, ... */ 62 KSSL_CMD_QUEUED /* Queued, a call back will finish it */ 63 } kssl_cmd_t; 64 65 /* Un opaque context of an SSL connection */ 66 typedef void *kssl_ctx_t; 67 68 /* Un opaque handle for an SSL map entry */ 69 typedef void *kssl_ent_t; 70 71 #define SSL3_HDR_LEN 5 72 #define SSL3_WROFFSET 7 /* 5 hdr + 2 byte-alignment */ 73 #define SSL3_MAX_TAIL_LEN 36 /* 16 AES blocks + 20 SHA1 digest */ 74 #define SSL3_MAX_RECORD_LEN 16384 - 1 - SSL3_HDR_LEN - SSL3_MAX_TAIL_LEN 75 76 77 kssl_endpt_type_t kssl_check_proxy(mblk_t *, void *, kssl_ent_t *); 78 79 kssl_status_t kssl_init_context(kssl_ent_t, void *, boolean_t, 80 int, kssl_ctx_t *); 81 82 void kssl_hold_ent(kssl_ent_t); 83 void kssl_release_ent(kssl_ent_t, void *, kssl_endpt_type_t); 84 void *kssl_find_fallback(kssl_ent_t); 85 86 void kssl_hold_ctx(kssl_ctx_t); 87 void kssl_release_ctx(kssl_ctx_t); 88 89 typedef void (*kssl_callback_t)(void *arg, mblk_t *mp, kssl_cmd_t cmd); 90 91 kssl_cmd_t kssl_input(kssl_ctx_t, mblk_t *, mblk_t **, boolean_t *, 92 kssl_callback_t cbfn, void *arg); 93 94 kssl_cmd_t kssl_handle_mblk(kssl_ctx_t, mblk_t **, mblk_t **); 95 96 mblk_t *kssl_build_record(kssl_ctx_t, mblk_t *); 97 98 99 #ifdef __cplusplus 100 } 101 #endif 102 103 #endif /* _INET_KSSL_KSSLAPI_H */ 104