2 * Copyright (c) 1997 Adrian Sun (asun@zoology.washington.edu)
3 * All rights reserved. See COPYRIGHT.
8 #endif /* HAVE_CONFIG_H */
12 #include <sys/types.h>
15 #include <atalk/dsi.h>
16 #include <atalk/util.h>
17 #include <atalk/logger.h>
19 /* OpenSession. set up the connection */
20 void dsi_opensession(DSI *dsi)
22 uint32_t i = 0; /* this serves double duty. it must be 4-bytes long */
25 if (setnonblock(dsi->socket, 1) < 0) {
26 LOG(log_error, logtype_dsi, "dsi_opensession: setnonblock: %s", strerror(errno));
27 AFP_PANIC("setnonblock error");
31 while (i < dsi->cmdlen) {
32 switch (dsi->commands[i++]) {
33 case DSIOPT_ATTNQUANT:
34 memcpy(&dsi->attn_quantum, dsi->commands + i + 1, dsi->commands[i]);
35 dsi->attn_quantum = ntohl(dsi->attn_quantum);
37 case DSIOPT_SERVQUANT: /* just ignore these */
39 i += dsi->commands[i] + 1; /* forward past length tag + length */
44 /* let the client know the server quantum. we don't use the
45 * max server quantum due to a bug in appleshare client 3.8.6. */
46 dsi->header.dsi_flags = DSIFL_REPLY;
47 dsi->header.dsi_data.dsi_code = 0;
48 /* dsi->header.dsi_command = DSIFUNC_OPEN;*/
50 dsi->cmdlen = 2 * (2 + sizeof(i)); /* length of data. dsi_send uses it. */
52 /* DSI Option Server Request Quantum */
53 dsi->commands[0] = DSIOPT_SERVQUANT;
54 dsi->commands[1] = sizeof(i);
55 i = htonl(( dsi->server_quantum < DSI_SERVQUANT_MIN ||
56 dsi->server_quantum > DSI_SERVQUANT_MAX ) ?
57 DSI_SERVQUANT_DEF : dsi->server_quantum);
58 memcpy(dsi->commands + 2, &i, sizeof(i));
60 /* AFP replaycache size option */
62 dsi->commands[offs] = DSIOPT_REPLCSIZE;
63 dsi->commands[offs+1] = sizeof(i);
64 i = htonl(REPLAYCACHE_SIZE);
65 memcpy(dsi->commands + offs + 2, &i, sizeof(i));