2 * Dolda Connect - Modular multiuser Direct Connect-style client
3 * Copyright (C) 2007 Fredrik Tolf <fredrik@dolda2000.com>
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
28 #include <doldaconnect/uilib.h>
29 #include <doldaconnect/uimisc.h>
30 #include <doldaconnect/utils.h>
34 struct dc_response *resp;
43 static scm_t_bits resptype;
45 static SCM scm_dc_connect(SCM host)
51 if((host == SCM_UNDEFINED) || (host == SCM_BOOL_F))
55 SCM_ASSERT(scm_is_string(host), host, SCM_ARG1, "dc-connect");
56 chost = scm_to_locale_string(host);
58 fd = dc_connect(chost);
62 scm_syserror("dc-connect");
63 return(scm_from_int(fd));
66 static SCM scm_dc_disconnect(void)
69 return(scm_from_int(0));
72 static SCM scm_dc_connected(void)
74 return((fd == -1)?SCM_BOOL_F:SCM_BOOL_T);
77 static SCM scm_dc_select(SCM timeout)
82 if(timeout == SCM_UNDEFINED)
86 SCM_ASSERT(scm_is_integer(timeout), timeout, SCM_ARG1, "dc-select");
87 cto = scm_to_int(timeout);
90 scm_syserror_msg("dc-select", "Not connected", SCM_EOL, ENOTCONN);
94 pfd.events |= POLLOUT;
95 if((ret = poll(&pfd, 1, cto)) < 0)
102 scm_syserror("dc-select");
104 if(((pfd.revents & POLLIN) && dc_handleread()) || ((pfd.revents & POLLOUT) && dc_handlewrite()))
111 scm_syserror("dc-select");
113 return(ret?SCM_BOOL_T:SCM_BOOL_F);
116 static SCM makerespsmob(struct dc_response *resp)
118 struct respsmob *data;
120 data = scm_gc_malloc(sizeof(*data), "respsmob");
122 SCM_RETURN_NEWSMOB(resptype, data);
125 static SCM scm_dc_getresp(SCM tag)
127 struct dc_response *resp;
130 if(tag == SCM_UNDEFINED)
132 if((resp = dc_getresp()) == NULL)
135 SCM_ASSERT(scm_is_integer(tag), tag, SCM_ARG1, "dc-getresp");
136 if((resp = dc_gettaggedresp(scm_to_int(tag))) == NULL)
139 ret = makerespsmob(resp);
143 static SCM scm_dc_extract(SCM scm_resp)
146 struct dc_response *resp;
149 SCM_ASSERT(SCM_SMOB_PREDICATE(resptype, scm_resp), scm_resp, SCM_ARG1, "dc-extract");
150 resp = ((struct respsmob *)SCM_SMOB_DATA(scm_resp))->resp;
152 ret = scm_cons(scm_cons(scm_str2symbol("cmd"), scm_makfrom0str(icswcstombs(resp->cmdname, "UTF-8", NULL))), ret);
153 ret = scm_cons(scm_cons(scm_str2symbol("code"), scm_from_int(resp->code)), ret);
154 ret = scm_cons(scm_cons(scm_str2symbol("tag"), scm_from_int(resp->tag)), ret);
156 for(i = resp->numlines - 1; i >= 0; i--)
159 for(o = resp->rlines[i].argc - 1; o >= 0; o--)
160 w = scm_cons(scm_makfrom0str(icswcstombs(resp->rlines[i].argv[o], "UTF-8", NULL)), w);
163 ret = scm_cons(scm_cons(scm_str2symbol("resp"), l), ret);
167 static SCM scm_dc_intresp(SCM scm_resp)
170 struct dc_response *resp;
171 struct dc_intresp *ires;
174 SCM_ASSERT(SCM_SMOB_PREDICATE(resptype, scm_resp), scm_resp, SCM_ARG1, "dc-intresp");
175 resp = ((struct respsmob *)SCM_SMOB_DATA(scm_resp))->resp;
176 if((ires = dc_interpret(resp)) == NULL)
179 for(i = ires->argc - 1; i >= 0; i--)
181 switch(ires->argv[i].type)
184 ret = scm_cons(scm_makfrom0str(icswcstombs(ires->argv[i].val.str, "UTF-8", NULL)), ret);
187 ret = scm_cons(scm_from_int(ires->argv[i].val.num), ret);
190 ret = scm_cons(scm_from_double(ires->argv[i].val.flnum), ret);
193 ret = scm_cons(scm_from_int64(ires->argv[i].val.num), ret);
201 static int qcmd_scmcb(struct dc_response *resp)
206 scm_apply(scmcb->subr, scm_cons(makerespsmob(resp), SCM_EOL), SCM_EOL);
207 scm_gc_unprotect_object(scmcb->subr);
212 static wchar_t *scm_string_to_wcs(SCM str)
217 buf = scm_to_locale_string(str);
218 ret = icmbstowcs(buf, NULL);
223 static SCM scm_dc_qcmd(SCM argv, SCM callback)
226 wchar_t **toks, *tok, *cmd;
227 size_t tokssize, toksdata;
231 SCM_ASSERT(SCM_CONSP(argv), argv, SCM_ARG1, "dc-qcmd");
232 if(callback != SCM_UNDEFINED)
233 SCM_ASSERT(SCM_CLOSUREP(callback), callback, SCM_ARG2, "dc-qcmd");
236 tokssize = toksdata = 0;
237 for(; argv != SCM_EOL; argv = SCM_CDR(argv))
239 port = scm_open_output_string();
240 scm_display(SCM_CAR(argv), port);
241 if((tok = scm_string_to_wcs(scm_get_output_string(port))) == NULL)
244 addtobuf(toks, NULL);
249 scm_syserror("dc-qcmd");
256 addtobuf(toks, NULL);
257 if(callback == SCM_UNDEFINED)
259 tag = dc_queuecmd(NULL, NULL, cmd, L"%a", toks, NULL);
261 scmcb = scm_malloc(sizeof(*scmcb));
262 scm_gc_protect_object(scmcb->subr = callback);
263 tag = dc_queuecmd(qcmd_scmcb, scmcb, cmd, L"%a", toks, NULL);
269 if(errno == ENOSYS) {
270 scm_error(scm_str2symbol("no-such-cmd"), "dc-qcmd", "Invalid command name", SCM_EOL, SCM_BOOL_F);
271 } else if(errno == EINVAL) {
272 scm_error(scm_str2symbol("illegal-escape"), "dc-qcmd", "Invalid escape sequence", SCM_EOL, SCM_BOOL_F);
274 scm_syserror("dc-qcmd");
277 return(scm_from_int(tag));
281 static void login_scmcb(int err, wchar_t *reason, struct scmcb *scmcb)
287 case DC_LOGIN_ERR_SUCCESS:
288 errsym = scm_str2symbol("success");
290 case DC_LOGIN_ERR_NOLOGIN:
291 errsym = scm_str2symbol("nologin");
293 case DC_LOGIN_ERR_SERVER:
294 errsym = scm_str2symbol("server");
296 case DC_LOGIN_ERR_USER:
297 errsym = scm_str2symbol("user");
299 case DC_LOGIN_ERR_CONV:
300 errsym = scm_str2symbol("conv");
302 case DC_LOGIN_ERR_AUTHFAIL:
303 errsym = scm_str2symbol("authfail");
306 scm_apply(scmcb->subr, scm_cons(errsym, scm_cons((reason == NULL)?SCM_BOOL_F:scm_makfrom0str(icswcstombs(reason, "UTF-8", NULL)), SCM_EOL)), SCM_EOL);
307 scm_gc_unprotect_object(scmcb->subr);
311 static SCM scm_dc_loginasync(SCM callback, SCM useauthless, SCM username)
316 SCM_ASSERT(SCM_CLOSUREP(callback), callback, SCM_ARG1, "dc-loginasync");
317 scmcb = scm_malloc(sizeof(*scmcb));
318 scm_gc_protect_object(scmcb->subr = callback);
319 if(scm_is_string(username))
320 un = scm_to_locale_string(username);
323 dc_loginasync(un, SCM_NFALSEP(useauthless), NULL, (void (*)(int, wchar_t *, void *))login_scmcb, scmcb);
329 static SCM scm_dc_lexsexpr(SCM sexpr)
332 wchar_t **arr, **ap, *buf;
334 SCM_ASSERT(scm_is_string(sexpr), sexpr, SCM_ARG1, "dc-lexsexpr");
335 if((buf = scm_string_to_wcs(sexpr)) == NULL)
336 scm_syserror("dc-lexsexpr");
337 arr = dc_lexsexpr(buf);
342 for(ap = arr; *ap != NULL; ap++)
343 ret = scm_cons(scm_makfrom0str(icswcstombs(*ap, "UTF-8", NULL)), ret);
346 return(scm_reverse(ret));
349 static SCM scm_dc_checkproto(SCM resp, SCM version)
353 SCM_ASSERT(SCM_SMOB_PREDICATE(resptype, resp), resp, SCM_ARG1, "dc-checkproto");
354 if(version == SCM_UNDEFINED)
358 SCM_ASSERT(scm_is_integer(version), version, SCM_ARG2, "dc-checkproto");
359 ver = scm_to_int(version);
361 if(dc_checkprotocol(((struct respsmob *)SCM_SMOB_DATA(resp))->resp, ver))
367 static size_t resp_free(SCM respsmob)
369 struct respsmob *data;
371 data = (struct respsmob *)SCM_SMOB_DATA(respsmob);
372 dc_freeresp(data->resp);
373 scm_gc_free(data, sizeof(*data), "respsmob");
377 static int resp_print(SCM respsmob, SCM port, scm_print_state *pstate)
379 struct respsmob *data;
381 data = (struct respsmob *)SCM_SMOB_DATA(respsmob);
382 scm_puts("#<dc-response ", port);
383 scm_display(scm_from_int(data->resp->tag), port);
385 scm_puts(icswcstombs(data->resp->cmdname, "UTF-8", NULL), port);
387 scm_display(scm_from_int(data->resp->code), port);
392 void init_guiledc(void)
394 scm_c_define_gsubr("dc-connect", 0, 1, 0, scm_dc_connect);
395 scm_c_define_gsubr("dc-disconnect", 0, 0, 0, scm_dc_disconnect);
396 scm_c_define_gsubr("dc-connected", 0, 0, 0, scm_dc_connected);
397 scm_c_define_gsubr("dc-select", 0, 1, 0, scm_dc_select);
398 scm_c_define_gsubr("dc-getresp", 0, 1, 0, scm_dc_getresp);
399 scm_c_define_gsubr("dc-extract", 1, 0, 0, scm_dc_extract);
400 scm_c_define_gsubr("dc-intresp", 1, 0, 0, scm_dc_intresp);
401 scm_c_define_gsubr("dc-qcmd", 1, 1, 0, scm_dc_qcmd);
402 scm_c_define_gsubr("dc-loginasync", 2, 1, 0, scm_dc_loginasync);
403 scm_c_define_gsubr("dc-lexsexpr", 1, 0, 0, scm_dc_lexsexpr);
404 scm_c_define_gsubr("dc-checkproto", 1, 1, 0, scm_dc_checkproto);
405 scm_c_define("dc-latest", scm_from_int(DC_LATEST));
406 resptype = scm_make_smob_type("dc-resp", sizeof(struct respsmob));
407 scm_set_smob_free(resptype, resp_free);
408 scm_set_smob_print(resptype, resp_print);