puffs/mount_9p/fs.c

56 	struct puffs_framebuf *pb;
68 	pb = p9pbuf_makeout();
69 	p9pbuf_put_1(pb, P9PROTO_T_VERSION);
70 	p9pbuf_put_2(pb, P9PROTO_NOTAG);
71 	p9pbuf_put_4(pb, p9p->maxreq);
72 	p9pbuf_put_str(pb, P9PROTO_VERSION);
73 	DO_IO(p9pbuf_write, pu, pb, p9p->servsock, &done, rv);
75 	puffs_framebuf_recycle(pb);
76 	DO_IO(p9pbuf_read, pu, pb, p9p->servsock, &done, rv);
78 	if ((type = p9pbuf_get_type(pb)) != P9PROTO_R_VERSION)
80 	if ((rtagid = p9pbuf_get_tag(pb)) != P9PROTO_NOTAG) {
85 	if (p9pbuf_get_4(pb, &maxreq))
93 	p9pbuf_recycleout(pb);
95 	p9pbuf_put_1(pb, P9PROTO_T_AUTH);
96 	p9pbuf_put_2(pb, tagid);
97 	p9pbuf_put_4(pb, P9PROTO_NOFID);
98 	p9pbuf_put_str(pb, username);
99 	p9pbuf_put_str(pb, "");
100 	DO_IO(p9pbuf_write, pu, pb, p9p->servsock, &done, rv);
102 	puffs_framebuf_recycle(pb);
103 	DO_IO(p9pbuf_read, pu, pb, p9p->servsock, &done, rv);
106 	if (p9pbuf_get_type(pb) != P9PROTO_R_ERROR)
108 	if ((rtagid = p9pbuf_get_tag(pb)) != tagid)
112 	p9pbuf_recycleout(pb);
114 	p9pbuf_put_1(pb, P9PROTO_T_ATTACH);
115 	p9pbuf_put_2(pb, tagid);
116 	p9pbuf_put_4(pb, P9P_ROOTFID);
117 	p9pbuf_put_4(pb, P9PROTO_NOFID);
118 	p9pbuf_put_str(pb, username);
119 	p9pbuf_put_str(pb, "");
120 	DO_IO(p9pbuf_write, pu, pb, p9p->servsock, &done, rv);
122 	puffs_framebuf_recycle(pb);
123 	DO_IO(p9pbuf_read, pu, pb, p9p->servsock, &done, rv);
125 	if ((type = p9pbuf_get_type(pb)) != P9PROTO_R_ATTACH)
127 	if ((rtagid = p9pbuf_get_tag(pb)) != tagid)
148 		p9pbuf_recycleout(pb);
151 		p9pbuf_put_1(pb, P9PROTO_T_WALK);
152 		p9pbuf_put_2(pb, tagid);
153 		p9pbuf_put_4(pb, P9P_ROOTFID);
154 		p9pbuf_put_4(pb, curfid);
155 		p9pbuf_put_2(pb, ncomp);
166 			p9pbuf_put_data(pb, p, p2-p);
170 		DO_IO(p9pbuf_write, pu, pb, p9p->servsock, &done, rv);
172 		puffs_framebuf_recycle(pb);
173 		DO_IO(p9pbuf_read, pu, pb, p9p->servsock, &done, rv);
175 		if ((type = p9pbuf_get_type(pb)) != P9PROTO_R_WALK)
177 		if ((rtagid = p9pbuf_get_tag(pb)) != tagid)
180 		if (p9pbuf_get_2(pb, &walked) == -1)
187 		p9pbuf_recycleout(pb);
189 		p9pbuf_put_1(pb, P9PROTO_T_CLUNK);
190 		p9pbuf_put_2(pb, tagid);
191 		p9pbuf_put_4(pb, P9P_ROOTFID);
193 		DO_IO(p9pbuf_write, pu, pb, p9p->servsock, &done, rv);
194 		puffs_framebuf_recycle(pb);
195 		DO_IO(p9pbuf_read, pu, pb, p9p->servsock, &done, rv);
200 	p9pbuf_recycleout(pb);
202 	p9pbuf_put_1(pb, P9PROTO_T_STAT);
203 	p9pbuf_put_2(pb, tagid);
204 	p9pbuf_put_4(pb, curfid);
205 	DO_IO(p9pbuf_write, pu, pb, p9p->servsock, &done, rv);
207 	puffs_framebuf_recycle(pb);
208 	DO_IO(p9pbuf_read, pu, pb, p9p->servsock, &done, rv);
210 	if ((type = p9pbuf_get_type(pb)) != P9PROTO_R_STAT)
212 	if ((rtagid = p9pbuf_get_tag(pb)) != tagid)
214 	if (p9pbuf_get_2(pb, &dummy))
216 	if (proto_getstat(pb, &rootva, NULL, NULL))
218 	puffs_framebuf_destroy(pb);