1 d3df3087 2003-12-06 devnull #include	<u.h>
  2 d3df3087 2003-12-06 devnull #include	<libc.h>
  3 d3df3087 2003-12-06 devnull #include	<fcall.h>
  4 d3df3087 2003-12-06 devnull 
  5 d3df3087 2003-12-06 devnull static
  6 d3df3087 2003-12-06 devnull uchar*
  7 d3df3087 2003-12-06 devnull pstring(uchar *p, char *s)
  8 d3df3087 2003-12-06 devnull {
  9 d3df3087 2003-12-06 devnull 	uint n;
 10 d3df3087 2003-12-06 devnull 
 11 d3df3087 2003-12-06 devnull 	if(s == nil){
 12 d3df3087 2003-12-06 devnull 		PBIT16(p, 0);
 13 d3df3087 2003-12-06 devnull 		p += BIT16SZ;
 14 d3df3087 2003-12-06 devnull 		return p;
 15 d3df3087 2003-12-06 devnull 	}
 16 d3df3087 2003-12-06 devnull 
 17 d3df3087 2003-12-06 devnull 	n = strlen(s);
 18 d3df3087 2003-12-06 devnull 	PBIT16(p, n);
 19 d3df3087 2003-12-06 devnull 	p += BIT16SZ;
 20 d3df3087 2003-12-06 devnull 	memmove(p, s, n);
 21 d3df3087 2003-12-06 devnull 	p += n;
 22 d3df3087 2003-12-06 devnull 	return p;
 23 d3df3087 2003-12-06 devnull }
 24 d3df3087 2003-12-06 devnull 
 25 d3df3087 2003-12-06 devnull static
 26 d3df3087 2003-12-06 devnull uchar*
 27 d3df3087 2003-12-06 devnull pqid(uchar *p, Qid *q)
 28 d3df3087 2003-12-06 devnull {
 29 d3df3087 2003-12-06 devnull 	PBIT8(p, q->type);
 30 d3df3087 2003-12-06 devnull 	p += BIT8SZ;
 31 d3df3087 2003-12-06 devnull 	PBIT32(p, q->vers);
 32 d3df3087 2003-12-06 devnull 	p += BIT32SZ;
 33 d3df3087 2003-12-06 devnull 	PBIT64(p, q->path);
 34 d3df3087 2003-12-06 devnull 	p += BIT64SZ;
 35 d3df3087 2003-12-06 devnull 	return p;
 36 d3df3087 2003-12-06 devnull }
 37 d3df3087 2003-12-06 devnull 
 38 d3df3087 2003-12-06 devnull static
 39 d3df3087 2003-12-06 devnull uint
 40 d3df3087 2003-12-06 devnull stringsz(char *s)
 41 d3df3087 2003-12-06 devnull {
 42 d3df3087 2003-12-06 devnull 	if(s == nil)
 43 d3df3087 2003-12-06 devnull 		return BIT16SZ;
 44 d3df3087 2003-12-06 devnull 
 45 d3df3087 2003-12-06 devnull 	return BIT16SZ+strlen(s);
 46 d3df3087 2003-12-06 devnull }
 47 d3df3087 2003-12-06 devnull 
 48 d3df3087 2003-12-06 devnull uint
 49 fb941e08 2005-09-13 devnull sizeS2Mu(Fcall *f, int dotu)
 50 d3df3087 2003-12-06 devnull {
 51 d3df3087 2003-12-06 devnull 	uint n;
 52 d3df3087 2003-12-06 devnull 	int i;
 53 d3df3087 2003-12-06 devnull 
 54 d3df3087 2003-12-06 devnull 	n = 0;
 55 d3df3087 2003-12-06 devnull 	n += BIT32SZ;	/* size */
 56 d3df3087 2003-12-06 devnull 	n += BIT8SZ;	/* type */
 57 d3df3087 2003-12-06 devnull 	n += BIT16SZ;	/* tag */
 58 d3df3087 2003-12-06 devnull 
 59 d3df3087 2003-12-06 devnull 	switch(f->type)
 60 d3df3087 2003-12-06 devnull 	{
 61 d3df3087 2003-12-06 devnull 	default:
 62 d3df3087 2003-12-06 devnull 		return 0;
 63 d3df3087 2003-12-06 devnull 
 64 d3df3087 2003-12-06 devnull 	case Tversion:
 65 d3df3087 2003-12-06 devnull 		n += BIT32SZ;
 66 d3df3087 2003-12-06 devnull 		n += stringsz(f->version);
 67 d3df3087 2003-12-06 devnull 		break;
 68 d3df3087 2003-12-06 devnull 
 69 d3df3087 2003-12-06 devnull 	case Tflush:
 70 d3df3087 2003-12-06 devnull 		n += BIT16SZ;
 71 d3df3087 2003-12-06 devnull 		break;
 72 d3df3087 2003-12-06 devnull 
 73 d3df3087 2003-12-06 devnull 	case Tauth:
 74 d3df3087 2003-12-06 devnull 		n += BIT32SZ;
 75 d3df3087 2003-12-06 devnull 		n += stringsz(f->uname);
 76 d3df3087 2003-12-06 devnull 		n += stringsz(f->aname);
 77 8ff457f5 2009-08-20 tim.newsh 		if(dotu)
 78 8ff457f5 2009-08-20 tim.newsh 			n += BIT32SZ;
 79 d3df3087 2003-12-06 devnull 		break;
 80 d3df3087 2003-12-06 devnull 
 81 d3df3087 2003-12-06 devnull 	case Tattach:
 82 d3df3087 2003-12-06 devnull 		n += BIT32SZ;
 83 d3df3087 2003-12-06 devnull 		n += BIT32SZ;
 84 d3df3087 2003-12-06 devnull 		n += stringsz(f->uname);
 85 d3df3087 2003-12-06 devnull 		n += stringsz(f->aname);
 86 8ff457f5 2009-08-20 tim.newsh 		if(dotu)
 87 8ff457f5 2009-08-20 tim.newsh 			n += BIT32SZ;
 88 d3df3087 2003-12-06 devnull 		break;
 89 d3df3087 2003-12-06 devnull 
 90 d3df3087 2003-12-06 devnull 	case Twalk:
 91 d3df3087 2003-12-06 devnull 		n += BIT32SZ;
 92 d3df3087 2003-12-06 devnull 		n += BIT32SZ;
 93 d3df3087 2003-12-06 devnull 		n += BIT16SZ;
 94 d3df3087 2003-12-06 devnull 		for(i=0; i<f->nwname; i++)
 95 d3df3087 2003-12-06 devnull 			n += stringsz(f->wname[i]);
 96 d3df3087 2003-12-06 devnull 		break;
 97 d3df3087 2003-12-06 devnull 
 98 d3df3087 2003-12-06 devnull 	case Topen:
 99 32f69c36 2003-12-11 devnull 	case Topenfd:
100 d3df3087 2003-12-06 devnull 		n += BIT32SZ;
101 d3df3087 2003-12-06 devnull 		n += BIT8SZ;
102 d3df3087 2003-12-06 devnull 		break;
103 d3df3087 2003-12-06 devnull 
104 d3df3087 2003-12-06 devnull 	case Tcreate:
105 d3df3087 2003-12-06 devnull 		n += BIT32SZ;
106 d3df3087 2003-12-06 devnull 		n += stringsz(f->name);
107 d3df3087 2003-12-06 devnull 		n += BIT32SZ;
108 d3df3087 2003-12-06 devnull 		n += BIT8SZ;
109 b5c7be2f 2006-03-03 devnull 		if(dotu)
110 b5c7be2f 2006-03-03 devnull 			n += stringsz(f->extension);
111 d3df3087 2003-12-06 devnull 		break;
112 d3df3087 2003-12-06 devnull 
113 d3df3087 2003-12-06 devnull 	case Tread:
114 d3df3087 2003-12-06 devnull 		n += BIT32SZ;
115 d3df3087 2003-12-06 devnull 		n += BIT64SZ;
116 d3df3087 2003-12-06 devnull 		n += BIT32SZ;
117 d3df3087 2003-12-06 devnull 		break;
118 d3df3087 2003-12-06 devnull 
119 d3df3087 2003-12-06 devnull 	case Twrite:
120 d3df3087 2003-12-06 devnull 		n += BIT32SZ;
121 d3df3087 2003-12-06 devnull 		n += BIT64SZ;
122 d3df3087 2003-12-06 devnull 		n += BIT32SZ;
123 d3df3087 2003-12-06 devnull 		n += f->count;
124 d3df3087 2003-12-06 devnull 		break;
125 d3df3087 2003-12-06 devnull 
126 d3df3087 2003-12-06 devnull 	case Tclunk:
127 d3df3087 2003-12-06 devnull 	case Tremove:
128 d3df3087 2003-12-06 devnull 		n += BIT32SZ;
129 d3df3087 2003-12-06 devnull 		break;
130 d3df3087 2003-12-06 devnull 
131 d3df3087 2003-12-06 devnull 	case Tstat:
132 d3df3087 2003-12-06 devnull 		n += BIT32SZ;
133 d3df3087 2003-12-06 devnull 		break;
134 d3df3087 2003-12-06 devnull 
135 d3df3087 2003-12-06 devnull 	case Twstat:
136 d3df3087 2003-12-06 devnull 		n += BIT32SZ;
137 d3df3087 2003-12-06 devnull 		n += BIT16SZ;
138 d3df3087 2003-12-06 devnull 		n += f->nstat;
139 d3df3087 2003-12-06 devnull 		break;
140 d3df3087 2003-12-06 devnull /*
141 d3df3087 2003-12-06 devnull  */
142 d3df3087 2003-12-06 devnull 
143 d3df3087 2003-12-06 devnull 	case Rversion:
144 d3df3087 2003-12-06 devnull 		n += BIT32SZ;
145 d3df3087 2003-12-06 devnull 		n += stringsz(f->version);
146 d3df3087 2003-12-06 devnull 		break;
147 d3df3087 2003-12-06 devnull 
148 d3df3087 2003-12-06 devnull 	case Rerror:
149 d3df3087 2003-12-06 devnull 		n += stringsz(f->ename);
150 fb941e08 2005-09-13 devnull 		if(dotu)
151 8ff457f5 2009-08-20 tim.newsh 			n += BIT32SZ;
152 d3df3087 2003-12-06 devnull 		break;
153 d3df3087 2003-12-06 devnull 
154 d3df3087 2003-12-06 devnull 	case Rflush:
155 d3df3087 2003-12-06 devnull 		break;
156 d3df3087 2003-12-06 devnull 
157 d3df3087 2003-12-06 devnull 	case Rauth:
158 d3df3087 2003-12-06 devnull 		n += QIDSZ;
159 d3df3087 2003-12-06 devnull 		break;
160 d3df3087 2003-12-06 devnull 
161 d3df3087 2003-12-06 devnull 	case Rattach:
162 d3df3087 2003-12-06 devnull 		n += QIDSZ;
163 d3df3087 2003-12-06 devnull 		break;
164 d3df3087 2003-12-06 devnull 
165 d3df3087 2003-12-06 devnull 	case Rwalk:
166 d3df3087 2003-12-06 devnull 		n += BIT16SZ;
167 d3df3087 2003-12-06 devnull 		n += f->nwqid*QIDSZ;
168 d3df3087 2003-12-06 devnull 		break;
169 d3df3087 2003-12-06 devnull 
170 d3df3087 2003-12-06 devnull 	case Ropen:
171 d3df3087 2003-12-06 devnull 	case Rcreate:
172 d3df3087 2003-12-06 devnull 		n += QIDSZ;
173 d3df3087 2003-12-06 devnull 		n += BIT32SZ;
174 d3df3087 2003-12-06 devnull 		break;
175 d3df3087 2003-12-06 devnull 
176 32f69c36 2003-12-11 devnull 	case Ropenfd:
177 32f69c36 2003-12-11 devnull 		n += QIDSZ;
178 32f69c36 2003-12-11 devnull 		n += BIT32SZ;
179 32f69c36 2003-12-11 devnull 		n += BIT32SZ;
180 32f69c36 2003-12-11 devnull 		break;
181 32f69c36 2003-12-11 devnull 
182 d3df3087 2003-12-06 devnull 	case Rread:
183 d3df3087 2003-12-06 devnull 		n += BIT32SZ;
184 d3df3087 2003-12-06 devnull 		n += f->count;
185 d3df3087 2003-12-06 devnull 		break;
186 d3df3087 2003-12-06 devnull 
187 d3df3087 2003-12-06 devnull 	case Rwrite:
188 d3df3087 2003-12-06 devnull 		n += BIT32SZ;
189 d3df3087 2003-12-06 devnull 		break;
190 d3df3087 2003-12-06 devnull 
191 d3df3087 2003-12-06 devnull 	case Rclunk:
192 d3df3087 2003-12-06 devnull 		break;
193 d3df3087 2003-12-06 devnull 
194 d3df3087 2003-12-06 devnull 	case Rremove:
195 d3df3087 2003-12-06 devnull 		break;
196 d3df3087 2003-12-06 devnull 
197 d3df3087 2003-12-06 devnull 	case Rstat:
198 d3df3087 2003-12-06 devnull 		n += BIT16SZ;
199 d3df3087 2003-12-06 devnull 		n += f->nstat;
200 d3df3087 2003-12-06 devnull 		break;
201 d3df3087 2003-12-06 devnull 
202 d3df3087 2003-12-06 devnull 	case Rwstat:
203 d3df3087 2003-12-06 devnull 		break;
204 d3df3087 2003-12-06 devnull 	}
205 d3df3087 2003-12-06 devnull 	return n;
206 d3df3087 2003-12-06 devnull }
207 d3df3087 2003-12-06 devnull 
208 d3df3087 2003-12-06 devnull uint
209 fb941e08 2005-09-13 devnull sizeS2M(Fcall *f)
210 fb941e08 2005-09-13 devnull {
211 fb941e08 2005-09-13 devnull 	return sizeS2Mu(f, 0);
212 fb941e08 2005-09-13 devnull }
213 fb941e08 2005-09-13 devnull 
214 fb941e08 2005-09-13 devnull uint
215 fb941e08 2005-09-13 devnull convS2Mu(Fcall *f, uchar *ap, uint nap, int dotu)
216 d3df3087 2003-12-06 devnull {
217 d3df3087 2003-12-06 devnull 	uchar *p;
218 d3df3087 2003-12-06 devnull 	uint i, size;
219 d3df3087 2003-12-06 devnull 
220 9e2f1d9b 2005-11-21 devnull 	size = sizeS2Mu(f, dotu);
221 d3df3087 2003-12-06 devnull 	if(size == 0)
222 d3df3087 2003-12-06 devnull 		return 0;
223 d3df3087 2003-12-06 devnull 	if(size > nap)
224 d3df3087 2003-12-06 devnull 		return 0;
225 d3df3087 2003-12-06 devnull 
226 d3df3087 2003-12-06 devnull 	p = (uchar*)ap;
227 d3df3087 2003-12-06 devnull 
228 d3df3087 2003-12-06 devnull 	PBIT32(p, size);
229 d3df3087 2003-12-06 devnull 	p += BIT32SZ;
230 d3df3087 2003-12-06 devnull 	PBIT8(p, f->type);
231 d3df3087 2003-12-06 devnull 	p += BIT8SZ;
232 d3df3087 2003-12-06 devnull 	PBIT16(p, f->tag);
233 d3df3087 2003-12-06 devnull 	p += BIT16SZ;
234 d3df3087 2003-12-06 devnull 
235 d3df3087 2003-12-06 devnull 	switch(f->type)
236 d3df3087 2003-12-06 devnull 	{
237 d3df3087 2003-12-06 devnull 	default:
238 d3df3087 2003-12-06 devnull 		return 0;
239 d3df3087 2003-12-06 devnull 
240 d3df3087 2003-12-06 devnull 	case Tversion:
241 d3df3087 2003-12-06 devnull 		PBIT32(p, f->msize);
242 d3df3087 2003-12-06 devnull 		p += BIT32SZ;
243 d3df3087 2003-12-06 devnull 		p = pstring(p, f->version);
244 d3df3087 2003-12-06 devnull 		break;
245 d3df3087 2003-12-06 devnull 
246 d3df3087 2003-12-06 devnull 	case Tflush:
247 d3df3087 2003-12-06 devnull 		PBIT16(p, f->oldtag);
248 d3df3087 2003-12-06 devnull 		p += BIT16SZ;
249 d3df3087 2003-12-06 devnull 		break;
250 d3df3087 2003-12-06 devnull 
251 d3df3087 2003-12-06 devnull 	case Tauth:
252 d3df3087 2003-12-06 devnull 		PBIT32(p, f->afid);
253 d3df3087 2003-12-06 devnull 		p += BIT32SZ;
254 d3df3087 2003-12-06 devnull 		p  = pstring(p, f->uname);
255 d3df3087 2003-12-06 devnull 		p  = pstring(p, f->aname);
256 8ff457f5 2009-08-20 tim.newsh 		if(dotu){
257 8ff457f5 2009-08-20 tim.newsh 			f->uidnum = NOUID;
258 8ff457f5 2009-08-20 tim.newsh 			PBIT32(p, f->uidnum);
259 8ff457f5 2009-08-20 tim.newsh 			p += BIT32SZ;
260 8ff457f5 2009-08-20 tim.newsh 		}
261 d3df3087 2003-12-06 devnull 		break;
262 d3df3087 2003-12-06 devnull 
263 d3df3087 2003-12-06 devnull 	case Tattach:
264 d3df3087 2003-12-06 devnull 		PBIT32(p, f->fid);
265 d3df3087 2003-12-06 devnull 		p += BIT32SZ;
266 d3df3087 2003-12-06 devnull 		PBIT32(p, f->afid);
267 d3df3087 2003-12-06 devnull 		p += BIT32SZ;
268 d3df3087 2003-12-06 devnull 		p  = pstring(p, f->uname);
269 d3df3087 2003-12-06 devnull 		p  = pstring(p, f->aname);
270 8ff457f5 2009-08-20 tim.newsh 		if(dotu){
271 8ff457f5 2009-08-20 tim.newsh 			f->uidnum = NOUID;
272 8ff457f5 2009-08-20 tim.newsh 			PBIT32(p, f->uidnum);
273 8ff457f5 2009-08-20 tim.newsh 			p += BIT32SZ;
274 8ff457f5 2009-08-20 tim.newsh 		}
275 d3df3087 2003-12-06 devnull 		break;
276 d3df3087 2003-12-06 devnull 
277 d3df3087 2003-12-06 devnull 	case Twalk:
278 d3df3087 2003-12-06 devnull 		PBIT32(p, f->fid);
279 d3df3087 2003-12-06 devnull 		p += BIT32SZ;
280 d3df3087 2003-12-06 devnull 		PBIT32(p, f->newfid);
281 d3df3087 2003-12-06 devnull 		p += BIT32SZ;
282 d3df3087 2003-12-06 devnull 		PBIT16(p, f->nwname);
283 d3df3087 2003-12-06 devnull 		p += BIT16SZ;
284 d3df3087 2003-12-06 devnull 		if(f->nwname > MAXWELEM)
285 d3df3087 2003-12-06 devnull 			return 0;
286 d3df3087 2003-12-06 devnull 		for(i=0; i<f->nwname; i++)
287 d3df3087 2003-12-06 devnull 			p = pstring(p, f->wname[i]);
288 d3df3087 2003-12-06 devnull 		break;
289 d3df3087 2003-12-06 devnull 
290 d3df3087 2003-12-06 devnull 	case Topen:
291 32f69c36 2003-12-11 devnull 	case Topenfd:
292 d3df3087 2003-12-06 devnull 		PBIT32(p, f->fid);
293 d3df3087 2003-12-06 devnull 		p += BIT32SZ;
294 d3df3087 2003-12-06 devnull 		PBIT8(p, f->mode);
295 d3df3087 2003-12-06 devnull 		p += BIT8SZ;
296 d3df3087 2003-12-06 devnull 		break;
297 d3df3087 2003-12-06 devnull 
298 d3df3087 2003-12-06 devnull 	case Tcreate:
299 d3df3087 2003-12-06 devnull 		PBIT32(p, f->fid);
300 d3df3087 2003-12-06 devnull 		p += BIT32SZ;
301 d3df3087 2003-12-06 devnull 		p = pstring(p, f->name);
302 d3df3087 2003-12-06 devnull 		PBIT32(p, f->perm);
303 d3df3087 2003-12-06 devnull 		p += BIT32SZ;
304 d3df3087 2003-12-06 devnull 		PBIT8(p, f->mode);
305 d3df3087 2003-12-06 devnull 		p += BIT8SZ;
306 b5c7be2f 2006-03-03 devnull 		if(dotu)
307 b5c7be2f 2006-03-03 devnull 			p = pstring(p, f->extension);
308 d3df3087 2003-12-06 devnull 		break;
309 d3df3087 2003-12-06 devnull 
310 d3df3087 2003-12-06 devnull 	case Tread:
311 d3df3087 2003-12-06 devnull 		PBIT32(p, f->fid);
312 d3df3087 2003-12-06 devnull 		p += BIT32SZ;
313 d3df3087 2003-12-06 devnull 		PBIT64(p, f->offset);
314 d3df3087 2003-12-06 devnull 		p += BIT64SZ;
315 d3df3087 2003-12-06 devnull 		PBIT32(p, f->count);
316 d3df3087 2003-12-06 devnull 		p += BIT32SZ;
317 d3df3087 2003-12-06 devnull 		break;
318 d3df3087 2003-12-06 devnull 
319 d3df3087 2003-12-06 devnull 	case Twrite:
320 d3df3087 2003-12-06 devnull 		PBIT32(p, f->fid);
321 d3df3087 2003-12-06 devnull 		p += BIT32SZ;
322 d3df3087 2003-12-06 devnull 		PBIT64(p, f->offset);
323 d3df3087 2003-12-06 devnull 		p += BIT64SZ;
324 d3df3087 2003-12-06 devnull 		PBIT32(p, f->count);
325 d3df3087 2003-12-06 devnull 		p += BIT32SZ;
326 d3df3087 2003-12-06 devnull 		memmove(p, f->data, f->count);
327 d3df3087 2003-12-06 devnull 		p += f->count;
328 d3df3087 2003-12-06 devnull 		break;
329 d3df3087 2003-12-06 devnull 
330 d3df3087 2003-12-06 devnull 	case Tclunk:
331 d3df3087 2003-12-06 devnull 	case Tremove:
332 d3df3087 2003-12-06 devnull 		PBIT32(p, f->fid);
333 d3df3087 2003-12-06 devnull 		p += BIT32SZ;
334 d3df3087 2003-12-06 devnull 		break;
335 d3df3087 2003-12-06 devnull 
336 d3df3087 2003-12-06 devnull 	case Tstat:
337 d3df3087 2003-12-06 devnull 		PBIT32(p, f->fid);
338 d3df3087 2003-12-06 devnull 		p += BIT32SZ;
339 d3df3087 2003-12-06 devnull 		break;
340 d3df3087 2003-12-06 devnull 
341 d3df3087 2003-12-06 devnull 	case Twstat:
342 d3df3087 2003-12-06 devnull 		PBIT32(p, f->fid);
343 d3df3087 2003-12-06 devnull 		p += BIT32SZ;
344 d3df3087 2003-12-06 devnull 		PBIT16(p, f->nstat);
345 d3df3087 2003-12-06 devnull 		p += BIT16SZ;
346 d3df3087 2003-12-06 devnull 		memmove(p, f->stat, f->nstat);
347 d3df3087 2003-12-06 devnull 		p += f->nstat;
348 d3df3087 2003-12-06 devnull 		break;
349 d3df3087 2003-12-06 devnull /*
350 d3df3087 2003-12-06 devnull  */
351 d3df3087 2003-12-06 devnull 
352 d3df3087 2003-12-06 devnull 	case Rversion:
353 d3df3087 2003-12-06 devnull 		PBIT32(p, f->msize);
354 d3df3087 2003-12-06 devnull 		p += BIT32SZ;
355 d3df3087 2003-12-06 devnull 		p = pstring(p, f->version);
356 d3df3087 2003-12-06 devnull 		break;
357 d3df3087 2003-12-06 devnull 
358 d3df3087 2003-12-06 devnull 	case Rerror:
359 d3df3087 2003-12-06 devnull 		p = pstring(p, f->ename);
360 fb941e08 2005-09-13 devnull 		if(dotu){
361 8ff457f5 2009-08-20 tim.newsh 			PBIT32(p, f->errornum);
362 8ff457f5 2009-08-20 tim.newsh 			p += BIT32SZ;
363 fb941e08 2005-09-13 devnull 		}
364 d3df3087 2003-12-06 devnull 		break;
365 d3df3087 2003-12-06 devnull 
366 d3df3087 2003-12-06 devnull 	case Rflush:
367 d3df3087 2003-12-06 devnull 		break;
368 d3df3087 2003-12-06 devnull 
369 d3df3087 2003-12-06 devnull 	case Rauth:
370 d3df3087 2003-12-06 devnull 		p = pqid(p, &f->aqid);
371 d3df3087 2003-12-06 devnull 		break;
372 d3df3087 2003-12-06 devnull 
373 d3df3087 2003-12-06 devnull 	case Rattach:
374 d3df3087 2003-12-06 devnull 		p = pqid(p, &f->qid);
375 d3df3087 2003-12-06 devnull 		break;
376 d3df3087 2003-12-06 devnull 
377 d3df3087 2003-12-06 devnull 	case Rwalk:
378 d3df3087 2003-12-06 devnull 		PBIT16(p, f->nwqid);
379 d3df3087 2003-12-06 devnull 		p += BIT16SZ;
380 d3df3087 2003-12-06 devnull 		if(f->nwqid > MAXWELEM)
381 d3df3087 2003-12-06 devnull 			return 0;
382 d3df3087 2003-12-06 devnull 		for(i=0; i<f->nwqid; i++)
383 d3df3087 2003-12-06 devnull 			p = pqid(p, &f->wqid[i]);
384 d3df3087 2003-12-06 devnull 		break;
385 d3df3087 2003-12-06 devnull 
386 d3df3087 2003-12-06 devnull 	case Ropen:
387 d3df3087 2003-12-06 devnull 	case Rcreate:
388 32f69c36 2003-12-11 devnull 	case Ropenfd:
389 d3df3087 2003-12-06 devnull 		p = pqid(p, &f->qid);
390 d3df3087 2003-12-06 devnull 		PBIT32(p, f->iounit);
391 d3df3087 2003-12-06 devnull 		p += BIT32SZ;
392 32f69c36 2003-12-11 devnull 		if(f->type == Ropenfd){
393 32f69c36 2003-12-11 devnull 			PBIT32(p, f->unixfd);
394 32f69c36 2003-12-11 devnull 			p += BIT32SZ;
395 32f69c36 2003-12-11 devnull 		}
396 d3df3087 2003-12-06 devnull 		break;
397 d3df3087 2003-12-06 devnull 
398 d3df3087 2003-12-06 devnull 	case Rread:
399 d3df3087 2003-12-06 devnull 		PBIT32(p, f->count);
400 d3df3087 2003-12-06 devnull 		p += BIT32SZ;
401 d3df3087 2003-12-06 devnull 		memmove(p, f->data, f->count);
402 d3df3087 2003-12-06 devnull 		p += f->count;
403 d3df3087 2003-12-06 devnull 		break;
404 d3df3087 2003-12-06 devnull 
405 d3df3087 2003-12-06 devnull 	case Rwrite:
406 d3df3087 2003-12-06 devnull 		PBIT32(p, f->count);
407 d3df3087 2003-12-06 devnull 		p += BIT32SZ;
408 d3df3087 2003-12-06 devnull 		break;
409 d3df3087 2003-12-06 devnull 
410 d3df3087 2003-12-06 devnull 	case Rclunk:
411 d3df3087 2003-12-06 devnull 		break;
412 d3df3087 2003-12-06 devnull 
413 d3df3087 2003-12-06 devnull 	case Rremove:
414 d3df3087 2003-12-06 devnull 		break;
415 d3df3087 2003-12-06 devnull 
416 d3df3087 2003-12-06 devnull 	case Rstat:
417 d3df3087 2003-12-06 devnull 		PBIT16(p, f->nstat);
418 d3df3087 2003-12-06 devnull 		p += BIT16SZ;
419 d3df3087 2003-12-06 devnull 		memmove(p, f->stat, f->nstat);
420 d3df3087 2003-12-06 devnull 		p += f->nstat;
421 d3df3087 2003-12-06 devnull 		break;
422 d3df3087 2003-12-06 devnull 
423 d3df3087 2003-12-06 devnull 	case Rwstat:
424 d3df3087 2003-12-06 devnull 		break;
425 d3df3087 2003-12-06 devnull 	}
426 d3df3087 2003-12-06 devnull 	if(size != p-ap)
427 d3df3087 2003-12-06 devnull 		return 0;
428 d3df3087 2003-12-06 devnull 	return size;
429 d3df3087 2003-12-06 devnull }
430 fb941e08 2005-09-13 devnull 
431 fb941e08 2005-09-13 devnull uint
432 fb941e08 2005-09-13 devnull convS2M(Fcall *f, uchar *ap, uint nap)
433 fb941e08 2005-09-13 devnull {
434 fb941e08 2005-09-13 devnull 	return convS2Mu(f, ap, nap, 0);
435 fb941e08 2005-09-13 devnull }