| d3372da9 |
1 | #include <stdlib.h> |
| 2 | #include <stdio.h> |
| 3 | #include <sys/poll.h> |
| 4 | #include <errno.h> |
| 5 | #include <libguile.h> |
| 6 | |
| 7 | #ifdef HAVE_CONFIG_H |
| 8 | #include <config.h> |
| 9 | #endif |
| 10 | #include <doldaconnect/uilib.h> |
| 11 | #include <doldaconnect/uimisc.h> |
| 12 | #include <doldaconnect/utils.h> |
| 13 | |
| 14 | struct respsmob |
| 15 | { |
| 16 | struct dc_response *resp; |
| 17 | }; |
| 18 | |
| 19 | struct scmcb |
| 20 | { |
| 21 | SCM subr; |
| 22 | }; |
| 23 | |
| 24 | static int fd = -1; |
| 25 | static scm_bits_t resptype; |
| 26 | |
| 27 | static SCM scm_dc_connect(SCM host, SCM port) |
| 28 | { |
| 29 | int cport; |
| 30 | |
| 31 | SCM_ASSERT(SCM_STRINGP(host), host, SCM_ARG1, "dc-connect"); |
| 32 | if(port == SCM_UNDEFINED) |
| 33 | { |
| 34 | cport = -1; |
| 35 | } else { |
| 36 | SCM_ASSERT(SCM_INUMP(port), port, SCM_ARG2, "dc-connect"); |
| 37 | cport = SCM_INUM(port); |
| 38 | } |
| 39 | if(fd >= 0) |
| 40 | dc_disconnect(); |
| 41 | if((fd = dc_connect(SCM_STRING_CHARS(host), cport)) < 0) |
| 42 | scm_syserror("dc-connect"); |
| 43 | return(SCM_MAKINUM(fd)); |
| 44 | } |
| 45 | |
| 46 | static SCM scm_dc_disconnect(void) |
| 47 | { |
| 48 | dc_disconnect(); |
| 49 | return(SCM_MAKINUM(0)); |
| 50 | } |
| 51 | |
| 52 | static SCM scm_dc_connected(void) |
| 53 | { |
| 54 | return((fd == -1)?SCM_BOOL_F:SCM_BOOL_T); |
| 55 | } |
| 56 | |
| 57 | static SCM scm_dc_select(SCM timeout) |
| 58 | { |
| 59 | struct pollfd pfd; |
| 60 | int cto, ret, enob; |
| 61 | |
| 62 | if(timeout == SCM_UNDEFINED) |
| 63 | { |
| 64 | cto = -1; |
| 65 | } else { |
| 66 | SCM_ASSERT(SCM_INUMP(timeout), timeout, SCM_ARG1, "dc-select"); |
| 67 | cto = SCM_INUM(timeout); |
| 68 | } |
| 69 | if(fd < 0) |
| 70 | scm_syserror_msg("dc-select", "Not connected", SCM_EOL, ENOTCONN); |
| 71 | pfd.fd = fd; |
| 72 | pfd.events = POLLIN; |
| 73 | if(dc_wantwrite()) |
| 74 | pfd.events |= POLLOUT; |
| 75 | if((ret = poll(&pfd, 1, cto)) < 0) |
| 76 | { |
| 77 | if(errno == EINTR) |
| 78 | return(SCM_BOOL_F); |
| 79 | enob = errno; |
| 80 | dc_disconnect(); |
| 81 | errno = enob; |
| 82 | scm_syserror("dc-select"); |
| 83 | } |
| 84 | if(((pfd.revents & POLLIN) && dc_handleread()) || ((pfd.revents & POLLOUT) && dc_handlewrite())) |
| 85 | { |
| 86 | if(errno == 0) |
| 87 | { |
| 88 | fd = -1; |
| 89 | return(SCM_BOOL_F); |
| 90 | } |
| 91 | scm_syserror("dc-select"); |
| 92 | } |
| 93 | return(ret?SCM_BOOL_T:SCM_BOOL_F); |
| 94 | } |
| 95 | |
| 96 | static SCM makerespsmob(struct dc_response *resp) |
| 97 | { |
| 98 | struct respsmob *data; |
| 99 | |
| 100 | data = scm_must_malloc(sizeof(*data), "respsmob"); |
| 101 | data->resp = resp; |
| 102 | SCM_RETURN_NEWSMOB(resptype, data); |
| 103 | } |
| 104 | |
| 105 | static SCM scm_dc_getresp(SCM tag) |
| 106 | { |
| 107 | struct dc_response *resp; |
| 108 | SCM ret; |
| 109 | |
| 110 | if(tag == SCM_UNDEFINED) |
| 111 | { |
| 112 | if((resp = dc_getresp()) == NULL) |
| 113 | return(SCM_BOOL_F); |
| 114 | } else { |
| 115 | SCM_ASSERT(SCM_INUMP(tag), tag, SCM_ARG1, "dc-getresp"); |
| 116 | if((resp = dc_gettaggedresp(SCM_INUM(tag))) == NULL) |
| 117 | return(SCM_BOOL_F); |
| 118 | } |
| 119 | ret = makerespsmob(resp); |
| 120 | return(ret); |
| 121 | } |
| 122 | |
| 123 | static SCM scm_dc_extract(SCM scm_resp) |
| 124 | { |
| 125 | int i, o; |
| 126 | struct dc_response *resp; |
| 127 | SCM ret, l, w; |
| 128 | |
| 129 | SCM_ASSERT(SCM_SMOB_PREDICATE(resptype, scm_resp), scm_resp, SCM_ARG1, "dc-extract"); |
| 130 | resp = ((struct respsmob *)SCM_SMOB_DATA(scm_resp))->resp; |
| 131 | ret = SCM_EOL; |
| 132 | ret = scm_cons(scm_cons(scm_str2symbol("cmd"), scm_makfrom0str(icswcstombs(resp->cmdname, "UTF-8", NULL))), ret); |
| 133 | ret = scm_cons(scm_cons(scm_str2symbol("code"), SCM_MAKINUM(resp->code)), ret); |
| 134 | ret = scm_cons(scm_cons(scm_str2symbol("tag"), SCM_MAKINUM(resp->tag)), ret); |
| 135 | l = SCM_EOL; |
| 136 | for(i = resp->numlines - 1; i >= 0; i--) |
| 137 | { |
| 138 | w = SCM_EOL; |
| 139 | for(o = resp->rlines[i].argc - 1; o >= 0; o--) |
| 140 | w = scm_cons(scm_makfrom0str(icswcstombs(resp->rlines[i].argv[o], "UTF-8", NULL)), w); |
| 141 | l = scm_cons(w, l); |
| 142 | } |
| 143 | ret = scm_cons(scm_cons(scm_str2symbol("resp"), l), ret); |
| 144 | return(ret); |
| 145 | } |
| 146 | |
| 147 | static SCM scm_dc_intresp(SCM scm_resp) |
| 148 | { |
| 149 | int i; |
| 150 | struct dc_response *resp; |
| 151 | struct dc_intresp *ires; |
| 152 | SCM ret; |
| 153 | |
| 154 | SCM_ASSERT(SCM_SMOB_PREDICATE(resptype, scm_resp), scm_resp, SCM_ARG1, "dc-intresp"); |
| 155 | resp = ((struct respsmob *)SCM_SMOB_DATA(scm_resp))->resp; |
| 156 | if((ires = dc_interpret(resp)) == NULL) |
| 157 | return(SCM_BOOL_F); |
| 158 | ret = SCM_EOL; |
| 159 | for(i = ires->argc - 1; i >= 0; i--) |
| 160 | { |
| 161 | switch(ires->argv[i].type) |
| 162 | { |
| 163 | case 1: |
| 164 | ret = scm_cons(scm_makfrom0str(icswcstombs(ires->argv[i].val.str, "UTF-8", NULL)), ret); |
| 165 | break; |
| 166 | case 2: |
| 167 | ret = scm_cons(scm_int2num(ires->argv[i].val.num), ret); |
| 168 | break; |
| 169 | case 3: |
| 170 | ret = scm_cons(scm_double2num(ires->argv[i].val.flnum), ret); |
| 171 | break; |
| 172 | } |
| 173 | } |
| 174 | dc_freeires(ires); |
| 175 | return(ret); |
| 176 | } |
| 177 | |
| 178 | static int qcmd_scmcb(struct dc_response *resp) |
| 179 | { |
| 180 | struct scmcb *scmcb; |
| 181 | |
| 182 | scmcb = resp->data; |
| 183 | scm_apply(scmcb->subr, scm_cons(makerespsmob(resp), SCM_EOL), SCM_EOL); |
| 184 | scm_gc_unprotect_object(scmcb->subr); |
| 185 | free(scmcb); |
| 186 | return(2); |
| 187 | } |
| 188 | |
| 189 | static SCM scm_dc_qcmd(SCM argv, SCM callback) |
| 190 | { |
| 191 | int tag, enob; |
| 192 | wchar_t **toks, *tok, *cmd; |
| 193 | size_t tokssize, toksdata; |
| 194 | SCM port; |
| 195 | struct scmcb *scmcb; |
| 196 | |
| 197 | SCM_ASSERT(SCM_CONSP(argv), argv, SCM_ARG1, "dc-qcmd"); |
| 198 | if(callback != SCM_UNDEFINED) |
| 199 | SCM_ASSERT(SCM_CLOSUREP(callback), callback, SCM_ARG2, "dc-qcmd"); |
| 200 | cmd = NULL; |
| 201 | toks = NULL; |
| 202 | tokssize = toksdata = 0; |
| 203 | for(; argv != SCM_EOL; argv = SCM_CDR(argv)) |
| 204 | { |
| 205 | port = scm_open_output_string(); |
| 206 | scm_display(SCM_CAR(argv), port); |
| 207 | if((tok = icmbstowcs(SCM_STRING_CHARS(scm_get_output_string(port)), "UTF-8")) == NULL) |
| 208 | { |
| 209 | enob = errno; |
| 210 | addtobuf(toks, NULL); |
| 211 | dc_freewcsarr(toks); |
| 212 | if(cmd != NULL) |
| 213 | free(cmd); |
| 214 | errno = enob; |
| 215 | scm_syserror("dc-qcmd"); |
| 216 | } |
| 217 | if(cmd == NULL) |
| 218 | cmd = tok; |
| 219 | else |
| 220 | addtobuf(toks, tok); |
| 221 | } |
| 222 | addtobuf(toks, NULL); |
| 223 | if(callback == SCM_UNDEFINED) |
| 224 | { |
| 225 | tag = dc_queuecmd(NULL, NULL, cmd, L"%%a", toks, NULL); |
| 226 | } else { |
| 227 | scmcb = scm_must_malloc(sizeof(*scmcb), "scmcb"); |
| 228 | scm_gc_protect_object(scmcb->subr = callback); |
| 229 | tag = dc_queuecmd(qcmd_scmcb, scmcb, cmd, L"%%a", toks, NULL); |
| 230 | } |
| 231 | dc_freewcsarr(toks); |
| 232 | if(cmd != NULL) |
| 233 | free(cmd); |
| 234 | return(SCM_MAKINUM(tag)); |
| 235 | } |
| 236 | |
| 237 | static void login_scmcb(int err, wchar_t *reason, struct scmcb *scmcb) |
| 238 | { |
| 239 | SCM errsym; |
| 240 | |
| 241 | switch(err) |
| 242 | { |
| 243 | case DC_LOGIN_ERR_SUCCESS: |
| 244 | errsym = scm_str2symbol("success"); |
| 245 | break; |
| 246 | case DC_LOGIN_ERR_NOLOGIN: |
| 247 | errsym = scm_str2symbol("nologin"); |
| 248 | break; |
| 249 | case DC_LOGIN_ERR_SERVER: |
| 250 | errsym = scm_str2symbol("server"); |
| 251 | break; |
| 252 | case DC_LOGIN_ERR_USER: |
| 253 | errsym = scm_str2symbol("user"); |
| 254 | break; |
| 255 | case DC_LOGIN_ERR_CONV: |
| 256 | errsym = scm_str2symbol("conv"); |
| 257 | break; |
| 258 | case DC_LOGIN_ERR_AUTHFAIL: |
| 259 | errsym = scm_str2symbol("authfail"); |
| 260 | break; |
| 261 | } |
| 262 | 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); |
| 263 | scm_gc_unprotect_object(scmcb->subr); |
| 264 | free(scmcb); |
| 265 | } |
| 266 | |
| 267 | static SCM scm_dc_loginasync(SCM callback, SCM useauthless, SCM username) |
| 268 | { |
| 269 | struct scmcb *scmcb; |
| 270 | |
| 271 | SCM_ASSERT(SCM_CLOSUREP(callback), callback, SCM_ARG1, "dc-loginasync"); |
| 272 | scmcb = scm_must_malloc(sizeof(*scmcb), "scmcb"); |
| 273 | scm_gc_protect_object(scmcb->subr = callback); |
| 274 | dc_loginasync(SCM_STRINGP(username)?SCM_STRING_CHARS(username):NULL, SCM_NFALSEP(useauthless), NULL, (void (*)(int, wchar_t *, void *))login_scmcb, scmcb); |
| 275 | return(SCM_BOOL_T); |
| 276 | } |
| 277 | |
| 278 | static SCM scm_dc_lexsexpr(SCM sexpr) |
| 279 | { |
| 280 | SCM ret; |
| 281 | wchar_t **arr, **ap, *buf; |
| 282 | |
| 283 | SCM_ASSERT(SCM_STRINGP(sexpr), sexpr, SCM_ARG1, "dc-lexsexpr"); |
| 284 | if((buf = icmbstowcs(SCM_STRING_CHARS(sexpr), NULL)) == NULL) |
| 285 | scm_syserror("dc-lexsexpr"); |
| 286 | arr = dc_lexsexpr(buf); |
| 287 | free(buf); |
| 288 | ret = SCM_EOL; |
| 289 | if(arr != NULL) |
| 290 | { |
| 291 | for(ap = arr; *ap != NULL; ap++) |
| 292 | ret = scm_cons(scm_makfrom0str(icswcstombs(*ap, "UTF-8", NULL)), ret); |
| 293 | dc_freewcsarr(arr); |
| 294 | } |
| 295 | return(scm_reverse(ret)); |
| 296 | } |
| 297 | |
| 298 | static size_t resp_free(SCM respsmob) |
| 299 | { |
| 300 | struct respsmob *data; |
| 301 | |
| 302 | data = (struct respsmob *)SCM_SMOB_DATA(respsmob); |
| 303 | dc_freeresp(data->resp); |
| 304 | free(data); |
| 305 | return(sizeof(*data)); |
| 306 | } |
| 307 | |
| 308 | static int resp_print(SCM respsmob, SCM port, scm_print_state *pstate) |
| 309 | { |
| 310 | struct respsmob *data; |
| 311 | |
| 312 | data = (struct respsmob *)SCM_SMOB_DATA(respsmob); |
| 313 | scm_puts("#<dc-response ", port); |
| 314 | scm_display(SCM_MAKINUM(data->resp->tag), port); |
| 315 | scm_puts(" ", port); |
| 316 | scm_puts(icswcstombs(data->resp->cmdname, "UTF-8", NULL), port); |
| 317 | scm_puts(" ", port); |
| 318 | scm_display(SCM_MAKINUM(data->resp->code), port); |
| 319 | scm_puts(">", port); |
| 320 | return(1); |
| 321 | } |
| 322 | |
| 323 | void init_guiledc(void) |
| 324 | { |
| 325 | scm_c_define_gsubr("dc-connect", 1, 1, 0, scm_dc_connect); |
| 326 | scm_c_define_gsubr("dc-disconnect", 0, 0, 0, scm_dc_disconnect); |
| 327 | scm_c_define_gsubr("dc-connected", 0, 0, 0, scm_dc_connected); |
| 328 | scm_c_define_gsubr("dc-select", 0, 1, 0, scm_dc_select); |
| 329 | scm_c_define_gsubr("dc-getresp", 0, 1, 0, scm_dc_getresp); |
| 330 | scm_c_define_gsubr("dc-extract", 1, 0, 0, scm_dc_extract); |
| 331 | scm_c_define_gsubr("dc-intresp", 1, 0, 0, scm_dc_intresp); |
| 332 | scm_c_define_gsubr("dc-qcmd", 1, 1, 0, scm_dc_qcmd); |
| 333 | scm_c_define_gsubr("dc-loginasync", 2, 1, 0, scm_dc_loginasync); |
| 334 | scm_c_define_gsubr("dc-lexsexpr", 1, 0, 0, scm_dc_lexsexpr); |
| 335 | resptype = scm_make_smob_type("dc-resp", sizeof(struct respsmob)); |
| 336 | scm_set_smob_free(resptype, resp_free); |
| 337 | scm_set_smob_print(resptype, resp_print); |
| 338 | dc_init(); |
| 339 | } |
Dolda2000 GitWeb / doldaconnect.git / blame