| 1 |
/* |
| 2 |
* Copyright (c) 2021-2024 joshua stein <jcs@jcs.org> |
| 3 |
* |
| 4 |
* Permission to use, copy, modify, and distribute this software for any |
| 5 |
* purpose with or without fee is hereby granted, provided that the above |
| 6 |
* copyright notice and this permission notice appear in all copies. |
| 7 |
* |
| 8 |
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 9 |
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 10 |
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| 11 |
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 12 |
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| 13 |
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
| 14 |
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 15 |
*/ |
| 16 |
|
| 17 |
#include <OSUtils.h> |
| 18 |
#include <Files.h> |
| 19 |
#include <Folders.h> |
| 20 |
#include <GestaltEqu.h> |
| 21 |
#include <Traps.h> |
| 22 |
#include <stddef.h> |
| 23 |
#include <stdio.h> |
| 24 |
#include <string.h> |
| 25 |
#include <time.h> |
| 26 |
|
| 27 |
#include "settings.h" |
| 28 |
#include "util.h" |
| 29 |
|
| 30 |
enum { |
| 31 |
SETTING_STRING, |
| 32 |
SETTING_SHORT, |
| 33 |
SETTING_USHORT, |
| 34 |
SETTING_LONG, |
| 35 |
SETTING_PASSWORD, |
| 36 |
SETTING_BOOL |
| 37 |
}; |
| 38 |
|
| 39 |
enum { |
| 40 |
SETTING_FLAG_ALLOW_BLANK = (1 << 0) |
| 41 |
}; |
| 42 |
|
| 43 |
struct setting { |
| 44 |
char name[32]; |
| 45 |
short type; |
| 46 |
long flags; |
| 47 |
long min; |
| 48 |
long max; |
| 49 |
char sdefault[32]; |
| 50 |
short ditl_id; |
| 51 |
unsigned long offset; |
| 52 |
unsigned long size; |
| 53 |
char password_storage[256]; |
| 54 |
} settings_defs[] = { |
| 55 |
{ "Server Name", SETTING_STRING, 0, 1, 0, |
| 56 |
DEFAULT_SERVER_NAME, SETTINGS_SERVER_ID, |
| 57 |
offsetof(struct settings, server), |
| 58 |
member_size(struct settings, server) }, |
| 59 |
{ "Server Port", SETTING_USHORT, 0, 1, 65535, |
| 60 |
DEFAULT_PORT, SETTINGS_PORT_ID, |
| 61 |
offsetof(struct settings, port), |
| 62 |
member_size(struct settings, port) }, |
| 63 |
{ "Server Password", SETTING_PASSWORD, 0, 0, 0, |
| 64 |
"", SETTINGS_PASSWORD_ID, |
| 65 |
offsetof(struct settings, password), |
| 66 |
member_size(struct settings, password) }, |
| 67 |
{ "Nickname", SETTING_STRING, 0, 1, 0, |
| 68 |
"", SETTINGS_NICK_ID, |
| 69 |
offsetof(struct settings, nick), |
| 70 |
member_size(struct settings, nick) }, |
| 71 |
{ "Ident", SETTING_STRING, 0, 1, 0, |
| 72 |
DEFAULT_IDENT, SETTINGS_IDENT_ID, |
| 73 |
offsetof(struct settings, ident), |
| 74 |
member_size(struct settings, ident) }, |
| 75 |
{ "Realname", SETTING_STRING, 0, 1, 0, |
| 76 |
DEFAULT_REALNAME, SETTINGS_REALNAME_ID, |
| 77 |
offsetof(struct settings, realname), |
| 78 |
member_size(struct settings, realname) }, |
| 79 |
{ "Hide MOTD", SETTING_BOOL, 0, 0, 1, |
| 80 |
DEFAULT_HIDE_MOTD, SETTINGS_HIDE_MOTD_ID, |
| 81 |
offsetof(struct settings, hide_motd), |
| 82 |
member_size(struct settings, hide_motd) }, |
| 83 |
{ "Channel", SETTING_STRING, 0, 0, 0, |
| 84 |
DEFAULT_CHANNEL, SETTINGS_CHANNEL_ID, |
| 85 |
offsetof(struct settings, channel), |
| 86 |
member_size(struct settings, channel) }, |
| 87 |
}; |
| 88 |
|
| 89 |
void settings_find_prefs_folder(short *vrefnum, long *dirid); |
| 90 |
|
| 91 |
bool |
| 92 |
settings_load(void) |
| 93 |
{ |
| 94 |
HParamBlockRec pb = { 0 }; |
| 95 |
struct settings tsettings = { 0 }; |
| 96 |
char fn[] = SETTINGS_FILENAME; |
| 97 |
char *res; |
| 98 |
short error, vrefnum, prefrefnum; |
| 99 |
long len, rlen, dirid; |
| 100 |
Handle h; |
| 101 |
|
| 102 |
GetSystemSubfolder(kPreferencesFolderType, true, &vrefnum, &dirid); |
| 103 |
|
| 104 |
pb.ioParam.ioNamePtr = (StringPtr)&fn; |
| 105 |
pb.ioParam.ioVRefNum = vrefnum; |
| 106 |
pb.ioParam.ioPermssn = fsRdPerm; |
| 107 |
pb.fileParam.ioDirID = dirid; |
| 108 |
error = PBHOpen(&pb, false); |
| 109 |
if (error) { |
| 110 |
if (error != fnfErr) |
| 111 |
panic("Failed reading preferences file %s: %d", PtoCstr(fn), |
| 112 |
error); |
| 113 |
|
| 114 |
return false; |
| 115 |
} |
| 116 |
|
| 117 |
rlen = len = sizeof(struct settings); |
| 118 |
FSRead(pb.ioParam.ioRefNum, &rlen, &tsettings); |
| 119 |
|
| 120 |
while (tsettings.version < SETTINGS_VERSION) { |
| 121 |
switch (tsettings.version) { |
| 122 |
default: |
| 123 |
FSClose(pb.ioParam.ioRefNum); |
| 124 |
|
| 125 |
if (ask("Unknown preferences version (%d), reset?", |
| 126 |
tsettings.version)) { |
| 127 |
return false; |
| 128 |
} |
| 129 |
|
| 130 |
ExitToShell(); |
| 131 |
} |
| 132 |
|
| 133 |
tsettings.version++; |
| 134 |
} |
| 135 |
|
| 136 |
FSClose(pb.ioParam.ioRefNum); |
| 137 |
|
| 138 |
settings = tsettings; |
| 139 |
return true; |
| 140 |
} |
| 141 |
|
| 142 |
void |
| 143 |
settings_save(struct settings *tsettings) |
| 144 |
{ |
| 145 |
HParamBlockRec pb = { 0 }; |
| 146 |
char fn[] = SETTINGS_FILENAME; |
| 147 |
short error, vrefnum, prefrefnum; |
| 148 |
long dirid, len; |
| 149 |
Handle h; |
| 150 |
|
| 151 |
GetSystemSubfolder(kPreferencesFolderType, true, &vrefnum, &dirid); |
| 152 |
|
| 153 |
pb.ioParam.ioNamePtr = (StringPtr)&fn; |
| 154 |
pb.ioParam.ioVRefNum = vrefnum; |
| 155 |
pb.fileParam.ioDirID = dirid; |
| 156 |
error = PBHCreate(&pb, false); |
| 157 |
if (error && error != dupFNErr) |
| 158 |
goto create_failed; |
| 159 |
if (!error) { |
| 160 |
memset(&pb, 0, sizeof(pb)); |
| 161 |
pb.ioParam.ioNamePtr = (StringPtr)&fn; |
| 162 |
pb.ioParam.ioVRefNum = vrefnum; |
| 163 |
pb.fileParam.ioDirID = dirid; |
| 164 |
if ((error = PBHGetFInfo(&pb, false))) |
| 165 |
goto create_failed; |
| 166 |
|
| 167 |
pb.fileParam.ioDirID = dirid; /* required after PBHGetFInfo */ |
| 168 |
pb.fileParam.ioFlFndrInfo.fdType = 'pref'; |
| 169 |
pb.fileParam.ioFlFndrInfo.fdCreator = SETTINGS_FILE_CREATOR; |
| 170 |
if ((error = PBHSetFInfo(&pb, false))) |
| 171 |
goto create_failed; |
| 172 |
|
| 173 |
memset(&pb, 0, sizeof(pb)); |
| 174 |
pb.ioParam.ioVRefNum = vrefnum; |
| 175 |
PBFlushVol(&pb, false); |
| 176 |
} |
| 177 |
|
| 178 |
memset(&pb, 0, sizeof(pb)); |
| 179 |
pb.ioParam.ioNamePtr = (StringPtr)&fn; |
| 180 |
pb.ioParam.ioVRefNum = vrefnum; |
| 181 |
pb.ioParam.ioPermssn = fsWrPerm; |
| 182 |
pb.fileParam.ioDirID = dirid; |
| 183 |
error = PBHOpen(&pb, false); |
| 184 |
if (error) |
| 185 |
goto create_failed; |
| 186 |
|
| 187 |
len = sizeof(struct settings); |
| 188 |
tsettings->version = SETTINGS_VERSION; |
| 189 |
FSWrite(pb.ioParam.ioRefNum, &len, tsettings); |
| 190 |
FSClose(pb.ioParam.ioRefNum); |
| 191 |
|
| 192 |
return; |
| 193 |
|
| 194 |
create_failed: |
| 195 |
panic("Failed creating preferences file %s: %d", PtoCstr(fn), error); |
| 196 |
} |
| 197 |
|
| 198 |
bool |
| 199 |
settings_edit(bool use_defaults) |
| 200 |
{ |
| 201 |
struct settings tsettings = settings; |
| 202 |
struct setting *s; |
| 203 |
DialogTHndl dlgh; |
| 204 |
DialogPtr dlg; |
| 205 |
Handle ihandle; |
| 206 |
Rect irect; |
| 207 |
size_t size, n, m, slen; |
| 208 |
long lval; |
| 209 |
bool bval, save; |
| 210 |
short hit, itype, ret; |
| 211 |
char *sdata, *strval; |
| 212 |
Str255 stmp; |
| 213 |
|
| 214 |
/* center dialog in screen */ |
| 215 |
dlgh = (DialogTHndl)xGetResource('DLOG', SETTINGS_DLOG_ID); |
| 216 |
HLock(dlgh); |
| 217 |
center_in_screen((**dlgh).boundsRect.right - (**dlgh).boundsRect.left, |
| 218 |
(**dlgh).boundsRect.bottom - (**dlgh).boundsRect.top, |
| 219 |
true, &(**dlgh).boundsRect); |
| 220 |
HUnlock(dlgh); |
| 221 |
|
| 222 |
if ((dlg = GetNewDialog(SETTINGS_DLOG_ID, nil, (WindowPtr)-1)) == NULL) |
| 223 |
panic("Can't find settings DLOG %d", SETTINGS_DLOG_ID); |
| 224 |
|
| 225 |
for (n = 0; n < nitems(settings_defs); n++) { |
| 226 |
s = &settings_defs[n]; |
| 227 |
sdata = (char *)&tsettings + s->offset; |
| 228 |
|
| 229 |
GetDItem(dlg, s->ditl_id, &itype, &ihandle, &irect); |
| 230 |
|
| 231 |
switch (s->type) { |
| 232 |
case SETTING_PASSWORD: |
| 233 |
PasswordDialogFieldFilterSetup(s->ditl_id, |
| 234 |
(char *)s->password_storage, sizeof(s->password_storage)); |
| 235 |
|
| 236 |
strval = (use_defaults ? (char *)s->sdefault : sdata); |
| 237 |
size = strlen(strval); |
| 238 |
if (size >= sizeof(s->password_storage) - 1) |
| 239 |
size = 0; |
| 240 |
|
| 241 |
/* show a masked value */ |
| 242 |
stmp[0] = size; |
| 243 |
for (m = 1; m <= size; m++) |
| 244 |
stmp[m] = '•'; |
| 245 |
SetIText(ihandle, stmp); |
| 246 |
|
| 247 |
/* but store the actual password */ |
| 248 |
memcpy(s->password_storage, strval, size); |
| 249 |
s->password_storage[size] = '\0'; |
| 250 |
break; |
| 251 |
case SETTING_STRING: |
| 252 |
strval = (use_defaults ? s->sdefault : sdata); |
| 253 |
memcpy(stmp, strval, sizeof(stmp)); |
| 254 |
stmp[sizeof(stmp) - 1] = '\0'; |
| 255 |
CtoPstr(stmp); |
| 256 |
SetIText(ihandle, stmp); |
| 257 |
break; |
| 258 |
case SETTING_SHORT: |
| 259 |
case SETTING_USHORT: |
| 260 |
case SETTING_LONG: |
| 261 |
if (use_defaults) { |
| 262 |
memcpy(stmp, s->sdefault, sizeof(stmp)); |
| 263 |
stmp[sizeof(stmp) - 1] = '\0'; |
| 264 |
} else if (s->type == SETTING_SHORT) { |
| 265 |
snprintf((char *)stmp, sizeof(stmp), "%d", |
| 266 |
BYTES_TO_SHORT(sdata[0], sdata[1])); |
| 267 |
} else if (s->type == SETTING_USHORT) { |
| 268 |
snprintf((char *)stmp, sizeof(stmp), "%u", |
| 269 |
BYTES_TO_SHORT(sdata[0], sdata[1])); |
| 270 |
} else if (s->type == SETTING_LONG) { |
| 271 |
snprintf((char *)stmp, sizeof(stmp), "%ld", |
| 272 |
BYTES_TO_LONG(sdata[0], sdata[1], sdata[2], sdata[3])); |
| 273 |
} |
| 274 |
CtoPstr(stmp); |
| 275 |
SetIText(ihandle, stmp); |
| 276 |
break; |
| 277 |
case SETTING_BOOL: |
| 278 |
SetCtlValue(ihandle, (use_defaults ? s->sdefault[0] : |
| 279 |
sdata[0]) == 1); |
| 280 |
break; |
| 281 |
default: |
| 282 |
panic("Unknown setting type %d", s->type); |
| 283 |
} |
| 284 |
} |
| 285 |
|
| 286 |
ret = false; |
| 287 |
ShowWindow(dlg); |
| 288 |
SelectWindow(dlg); |
| 289 |
|
| 290 |
get_input: |
| 291 |
ModalDialog(PasswordDialogFieldFilter, &hit); |
| 292 |
switch (hit) { |
| 293 |
case -1: |
| 294 |
goto settings_done; |
| 295 |
case OK: |
| 296 |
goto verify; |
| 297 |
default: |
| 298 |
GetDItem(dlg, hit, &itype, &ihandle, &irect); |
| 299 |
if (itype == (ctrlItem + chkCtrl)) |
| 300 |
SetCtlValue(ihandle, !GetCtlValue(ihandle)); |
| 301 |
goto get_input; |
| 302 |
} |
| 303 |
|
| 304 |
save = false; |
| 305 |
verify: |
| 306 |
for (n = 0; n < nitems(settings_defs); n++) { |
| 307 |
s = &settings_defs[n]; |
| 308 |
sdata = (char *)&tsettings + s->offset; |
| 309 |
|
| 310 |
GetDItem(dlg, s->ditl_id, &itype, &ihandle, &irect); |
| 311 |
|
| 312 |
if (s->type == SETTING_PASSWORD) { |
| 313 |
memcpy((char *)&stmp, s->password_storage, sizeof(stmp)); |
| 314 |
} else if (s->type == SETTING_BOOL) { |
| 315 |
snprintf((char *)&stmp, sizeof(stmp), "%d", |
| 316 |
GetCtlValue(ihandle)); |
| 317 |
} else { |
| 318 |
GetIText(ihandle, stmp); |
| 319 |
PtoCstr(stmp); |
| 320 |
} |
| 321 |
|
| 322 |
switch (s->type) { |
| 323 |
case SETTING_STRING: |
| 324 |
case SETTING_PASSWORD: |
| 325 |
slen = strlen((char *)stmp); |
| 326 |
|
| 327 |
if (slen == 0 && (s->flags & SETTING_FLAG_ALLOW_BLANK)) { |
| 328 |
/* ok */ |
| 329 |
} else { |
| 330 |
if (s->min && s->max && s->min == s->max && |
| 331 |
slen != s->min) { |
| 332 |
warn("%s must be %ld character%s", s->name, s->min, |
| 333 |
s->min == 1 ? "" : "s"); |
| 334 |
goto get_input; |
| 335 |
} |
| 336 |
if (s->min && slen < s->min) { |
| 337 |
warn("%s is too short (minimum %ld)", s->name, s->min); |
| 338 |
goto get_input; |
| 339 |
} |
| 340 |
if (s->max && slen > s->max) { |
| 341 |
warn("%s is too long (maximum %ld)", s->name, s->max); |
| 342 |
goto get_input; |
| 343 |
} |
| 344 |
} |
| 345 |
|
| 346 |
if (save) { |
| 347 |
memset(sdata, 0, s->size); |
| 348 |
strlcpy(sdata, (char *)stmp, s->size); |
| 349 |
} |
| 350 |
break; |
| 351 |
case SETTING_SHORT: |
| 352 |
case SETTING_USHORT: |
| 353 |
case SETTING_LONG: |
| 354 |
lval = atol((char *)stmp); |
| 355 |
if (lval < s->min) { |
| 356 |
if (s->type == SETTING_USHORT) |
| 357 |
warn("%s must be at least %ul", s->name, s->min); |
| 358 |
else |
| 359 |
warn("%s must be at least %ld", s->name, s->min); |
| 360 |
goto get_input; |
| 361 |
} |
| 362 |
if (lval > s->max) { |
| 363 |
if (s->type == SETTING_USHORT) |
| 364 |
warn("%s must be less than %ul", s->name, s->max); |
| 365 |
else |
| 366 |
warn("%s must be less than %ld", s->name, s->max); |
| 367 |
goto get_input; |
| 368 |
} |
| 369 |
if (save) { |
| 370 |
if (s->type == SETTING_LONG) { |
| 371 |
sdata[0] = (lval >> 24) & 0xff; |
| 372 |
sdata[1] = (lval >> 16) & 0xff; |
| 373 |
sdata[2] = (lval >> 8) & 0xff; |
| 374 |
sdata[3] = lval & 0xff; |
| 375 |
} else { |
| 376 |
sdata[0] = (lval >> 8) & 0xff; |
| 377 |
sdata[1] = lval & 0xff; |
| 378 |
} |
| 379 |
} |
| 380 |
break; |
| 381 |
case SETTING_BOOL: |
| 382 |
if (save) |
| 383 |
sdata[0] = (stmp[0] == '1'); |
| 384 |
break; |
| 385 |
} |
| 386 |
} |
| 387 |
|
| 388 |
if (!save) { |
| 389 |
save = true; |
| 390 |
goto verify; |
| 391 |
} |
| 392 |
|
| 393 |
/* all validated ok and fields written */ |
| 394 |
settings_save(&tsettings); |
| 395 |
settings = tsettings; |
| 396 |
ret = true; |
| 397 |
|
| 398 |
settings_done: |
| 399 |
PasswordDialogFieldFinish(); |
| 400 |
DisposeDialog(dlg); |
| 401 |
ReleaseResource(dlgh); |
| 402 |
|
| 403 |
return ret; |
| 404 |
} |