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1.1 root 1: /*
2: * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3: *
4: * @APPLE_LICENSE_HEADER_START@
5: *
6: * The contents of this file constitute Original Code as defined in and
7: * are subject to the Apple Public Source License Version 1.1 (the
8: * "License"). You may not use this file except in compliance with the
9: * License. Please obtain a copy of the License at
10: * http://www.apple.com/publicsource and read it before using this file.
11: *
12: * This Original Code and all software distributed under the License are
13: * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
14: * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
15: * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
16: * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
17: * License for the specific language governing rights and limitations
18: * under the License.
19: *
20: * @APPLE_LICENSE_HEADER_END@
21: */
22: /*
23: * Title: sysglue.h - AppleTalk protocol to Unix System V/streams interface
24: *
25: * Facility: AppleTalk Protocol Execution Environment
26: *
27: * Author: Gregory Burns, Creation Date: Jun-3-1988
28: *
29: * History:
30: * X01-001 Gregory Burns 3-Jun-1988
31: * Initial Creation.
32: *
33: */
34:
35: #ifndef _NETAT_SYSGLUE_H_
36: #define _NETAT_SYSGLUE_H_
37:
38: /*
39: The following is originally from netat/h/localglue.h, which was
40: included in netat/h/sysglue.h:
41: */
42:
43: typedef struct {
44: int ic_cmd;
45: int ic_timout;
46: int ic_len;
47: char *ic_dp;
48: } ioccmd_t;
49:
50: typedef struct {
51: int ioc_cmd;
52: void *ioc_cr;
53: int ioc_id;
54: int ioc_count;
55: int ioc_error;
56: int ioc_rval;
57: void *ioc_private;
58: int ioc_filler[4];
59: } ioc_t;
60:
61: /*
62: * Want these definitions outside the KERNEL define for admin
63: * program access.
64: */
65: #ifdef _AIX
66: #define MSG_DATA 0x00
67: #define MSG_PROTO 0x01
68: #define MSG_IOCTL 0x0e
69: #define MSG_ERROR 0x8a
70: #define MSG_HANGUP 0x89
71: #define MSG_IOCACK 0x81
72: #define MSG_IOCNAK 0x82
73: #define MSG_CTL 0x0d
74: #else
75: /* ### LD 5/3/97 MacOSX porting note:
76: * Cannot use MSG_DATA = 0, because MT_FREE is defined as 0
77: * and the sanity check in m_free cause a panic.
78: */
79:
80: #define MSG_DATA (MT_MAX - 1)
81: #define MSG_PROTO (MT_MAX - 2)
82: #define MSG_IOCTL (MT_MAX - 3)
83: #define MSG_ERROR (MT_MAX - 4)
84: #define MSG_HANGUP (MT_MAX - 5)
85: #define MSG_IOCACK (MT_MAX - 6)
86: #define MSG_IOCNAK (MT_MAX - 7)
87: #define MSG_CTL (MT_MAX - 8)
88: #endif
89:
90: #ifdef KERNEL
91:
92: #define SYS_HZ HZ /* Number of clock (SYS_SETTIMER) ticks per second */
93: #define HZ hz /* HZ ticks definition used throughout AppleTalk */
94:
95: /* returned when the operation is not possible at this
96: * time (ie when starting up or shutting down.
97: * right now, uses ESHUTDOWN because ENOTREADY is not defined
98: * in MacOSX. Need to find a better Error code ###LD
99: */
100: #define ENOTREADY ESHUTDOWN
101: #define ENOMSG EOPNOTSUPP
102: #define EPROTO EPROTOTYPE
103:
104: /* T_MPSAFE is used only in atp_open. I suspect it's a
105: * trick to accelerate local atp transactions.
106: */
107: #define T_MPSAFE 0
108:
109: #define INTERRUPTIBLE 1
110: #define POLLIN 0x0001
111: #define POLLOUT 0x0002
112: #define POLLPRI 0x0004
113: #define POLLMSG 0x0080
114: #define POLLSYNC 0x8000
115: #define POLLMSG 0x0080
116:
117: /*
118: * Define a new Data Type for file. it was DTYPE_OTHER for
119: * AIX, for MacOSX there is no such define so defines
120: * DTYPE_ATALK
121: */
122:
123: #define DTYPE_ATALK -1
124:
125: #define AT_WR_OFFSET 38
126: #ifndef EVENT_NULL
127: #define EVENT_NULL -1
128: #define LOCK_HANDLER 2
129: #endif
130: typedef int atevent_t;
131:
132: typedef simple_lock_t atlock_t;
133: typedef int *atomic_p;
134: #define ATLOCKINIT(a) (a = (atlock_t) EVENT_NULL)
135: #define ATDISABLE(l, a) (l = splimp())
136: #define ATENABLE(l, a) splx(l)
137: #define ATEVENTINIT(a) (a = (atevent_t) EVENT_NULL)
138: #define DDP_OUTPUT(m) ddp_putmsg(0,m)
139: #define StaticProc static
140:
141: #define PRI_LO 1
142: #define PRI_MED 2
143: #define PRI_HI 3
144:
145: typedef struct mbuf gbuf_t;
146:
147: /* prototypes for the gbuf routines */
148:
149: struct mbuf *m_lgbuf_alloc(int size, int wait);
150: gbuf_t *gbuf_alloc_wait(int size, int wait);
151: gbuf_t *gbuf_copym(gbuf_t *mlist);
152: gbuf_t *gbuf_strip(gbuf_t *m);
153: int gbuf_freel(gbuf_t *m);
154: void gbuf_linkb(gbuf_t *m1, gbuf_t *m2);
155: void gbuf_linkpkt(gbuf_t *m1, gbuf_t *m2);
156: int gbuf_msgsize(gbuf_t *m);
157:
158: #define gbuf_cont(m) m->m_next
159: #define gbuf_next(m) m->m_nextpkt
160: #define gbuf_rptr(m) m->m_data
161: #define gbuf_rinc(m,len) {m->m_data += len; m->m_len -= len;}
162: #define gbuf_rdec(m,len) {m->m_data -= len; m->m_len += len;}
163: #define gbuf_wptr(m) (m->m_data + m->m_len)
164: #define gbuf_winc(m,len) (m->m_len += len)
165: #define gbuf_wdec(m,len) (m->m_len -= len)
166: #define gbuf_wset(m,len) (m->m_len = len)
167: #define gbuf_type(m) m->m_type
168: #define gbuf_len(m) m->m_len
169:
170: #define gbuf_alloc(size, pri) (gbuf_alloc_wait(size, FALSE))
171: #define gbuf_copym(mlist) ((gbuf_t *)copy_pkt(mlist, -1))
172:
173: #define gbuf_prepend(m,len) M_PREPEND(m,len,M_DONTWAIT)
174: #define gbuf_freem(mlist) m_freem((struct mbuf *)mlist)
175: #define gbuf_freeb(m) (void)m_free((struct mbuf *)m)
176: #define gbuf_set_type(m, mtype) MCHTYPE(m, mtype)
177:
178: /* Duplicate a single mbuf, attaching existing external storage. */
179: #define gbuf_dupb_wait(m, wait) ((gbuf_t *)m_copym(m, 0, gbuf_len(m), (wait)? M_WAIT: M_DONTWAIT))
180: #define gbuf_dupb(m) (gbuf_dupb_wait(m, FALSE))
181: /* Duplicate an mbuf chain, attaching existing external storage. */
182: #define gbuf_dupm(mlist) ((gbuf_t *)copy_pkt(mlist, -1))
183: /* *** was ((gbuf_t *)m_copym(mlist, 0, M_COPYALL, M_DONTWAIT)) *** */
184:
185: #undef timeoutcf
186: #undef timeout
187: #undef untimeout
188:
189: #endif /* KERNEL */
190: #endif /* _NETAT_SYSGLUE_H_ */
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