minivmac4ios/Mini vMac/mnvm_core/ACTVCODE.h
2019-05-03 21:21:30 +02:00

374 lines
6.8 KiB
C

/*
ACTVCODE.h
Copyright (C) 2009 Paul C. Pratt
You can redistribute this file and/or modify it under the terms
of version 2 of the GNU General Public License as published by
the Free Software Foundation. You should have received a copy
of the license along with this file; see the file COPYING.
This file is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
license for more details.
*/
/*
ACTiVation CODE
*/
LOCALFUNC uimr KeyFun0(uimr x, uimr y, uimr m)
{
uimr r = x + y;
if ((r >= m) || (r < x)) {
r -= m;
}
return r;
}
LOCALFUNC uimr KeyFun1(uimr x, uimr y, uimr m)
{
uimr r = 0;
uimr t = x;
uimr s = y;
while (s > 0) {
if (0 != (s & 1)) {
r = KeyFun0(r, t, m);
}
t = KeyFun0(t, t, m);
s >>= 1;
}
return r;
}
LOCALFUNC uimr KeyFun2(uimr x, uimr y, uimr m)
{
uimr r = 1;
uimr t = x;
uimr s = y;
while (s > 0) {
if (0 != (s & 1)) {
r = KeyFun1(r, t, m);
}
t = KeyFun1(t, t, m);
s >>= 1;
}
return r;
}
LOCALFUNC blnr CheckActvCode(ui3p p, blnr *Trial)
{
blnr IsOk = falseblnr;
uimr v0 = do_get_mem_long(p);
uimr v1 = do_get_mem_long(p + 4);
if (v0 > KeyCon2) {
/* v0 too big */
} else if (v1 > KeyCon4) {
/* v1 too big */
} else {
uimr t0 = KeyFun0(v0, KeyCon0, KeyCon2);
uimr t1 = KeyFun2(KeyCon1, t0, KeyCon2);
uimr t2 = KeyFun2(v1, KeyCon3, KeyCon4);
uimr t3 = KeyFun0(t2, KeyCon4 - t1, KeyCon4);
uimr t4 = KeyFun0(t3, KeyCon4 - KeyCon5, KeyCon4);
if ((0 == (t4 >> 8)) && (t4 >= KeyCon6)) {
*Trial = falseblnr;
IsOk = trueblnr;
} else if (0 == t4) {
*Trial = trueblnr;
IsOk = trueblnr;
}
}
return IsOk;
}
/* user interface */
LOCALFUNC blnr Key2Digit(ui3r key, ui3r *r)
{
ui3r v;
switch (key) {
case MKC_0:
case MKC_KP0:
v = 0;
break;
case MKC_1:
case MKC_KP1:
v = 1;
break;
case MKC_2:
case MKC_KP2:
v = 2;
break;
case MKC_3:
case MKC_KP3:
v = 3;
break;
case MKC_4:
case MKC_KP4:
v = 4;
break;
case MKC_5:
case MKC_KP5:
v = 5;
break;
case MKC_6:
case MKC_KP6:
v = 6;
break;
case MKC_7:
case MKC_KP7:
v = 7;
break;
case MKC_8:
case MKC_KP8:
v = 8;
break;
case MKC_9:
case MKC_KP9:
v = 9;
break;
default:
return falseblnr;
break;
}
*r = v;
return trueblnr;
}
#define ActvCodeMaxLen 20
LOCALVAR ui4r ActvCodeLen = 0;
LOCALVAR ui3b ActvCodeDigits[ActvCodeMaxLen];
#define ActvCodeFileLen 8
#if UseActvFile
FORWARDFUNC tMacErr ActvCodeFileSave(ui3p p);
FORWARDFUNC tMacErr ActvCodeFileLoad(ui3p p);
#endif
LOCALVAR ui3b CurActvCode[ActvCodeFileLen];
LOCALPROC DoActvCodeModeKey(ui3r key)
{
ui3r digit;
ui3r L;
int i;
blnr Trial;
if (MKC_BackSpace == key) {
if (ActvCodeLen > 0) {
--ActvCodeLen;
NeedWholeScreenDraw = trueblnr;
}
} else if (Key2Digit(key, &digit)) {
if (ActvCodeLen < (ActvCodeMaxLen - 1)) {
ActvCodeDigits[ActvCodeLen] = digit;
++ActvCodeLen;
NeedWholeScreenDraw = trueblnr;
L = ActvCodeDigits[0] + (1 + 9);
if (ActvCodeLen == L) {
uimr v0 = 0;
uimr v1 = 0;
for (i = 1; i < (ActvCodeDigits[0] + 1); ++i) {
v0 = v0 * 10 + ActvCodeDigits[i];
}
for (; i < ActvCodeLen; ++i) {
v1 = v1 * 10 + ActvCodeDigits[i];
}
do_put_mem_long(&CurActvCode[0], v0);
do_put_mem_long(&CurActvCode[4], v1);
if (CheckActvCode(CurActvCode, &Trial)) {
SpecialModeClr(SpclModeActvCode);
NeedWholeScreenDraw = trueblnr;
#if UseActvFile
if (Trial) {
MacMsg(
"Using temporary code.",
"Thank you for trying Mini vMac!",
falseblnr);
} else {
if (mnvm_noErr != ActvCodeFileSave(CurActvCode))
{
MacMsg("Oops",
"I could not save the activation code"
" to disk.",
falseblnr);
} else {
MacMsg("Activation succeeded.",
"Thank you!", falseblnr);
}
}
#else
MacMsg(
"Thank you for trying Mini vMac!",
"sample variation : ^v",
falseblnr);
#endif
}
} else if (ActvCodeLen > L) {
--ActvCodeLen;
}
}
}
}
LOCALPROC DrawCellsActvCodeModeBody(void)
{
#if UseActvFile
DrawCellsOneLineStr("Please enter your activation code:");
DrawCellsBlankLine();
#else
DrawCellsOneLineStr(
"To try this variation of ^p, please type these numbers:");
DrawCellsBlankLine();
DrawCellsOneLineStr("281 953 822 340");
DrawCellsBlankLine();
#endif
if (0 == ActvCodeLen) {
DrawCellsOneLineStr("?");
} else {
int i;
ui3r L = ActvCodeDigits[0] + (1 + 9);
DrawCellsBeginLine();
for (i = 0; i < L; ++i) {
if (0 == ((L - i) % 3)) {
if (0 != i) {
DrawCellAdvance(kCellSpace);
}
}
if (i < ActvCodeLen) {
DrawCellAdvance(kCellDigit0 + ActvCodeDigits[i]);
} else if (i == ActvCodeLen) {
DrawCellAdvance(kCellQuestion);
} else {
DrawCellAdvance(kCellHyphen);
}
}
DrawCellsEndLine();
if (L == ActvCodeLen) {
DrawCellsBlankLine();
DrawCellsOneLineStr(
"Sorry, this is not a valid activation code.");
}
}
#if UseActvFile
DrawCellsBlankLine();
DrawCellsOneLineStr(
"If you haven;}t obtained an activation code yet,"
" here is a temporary one:");
DrawCellsBlankLine();
DrawCellsOneLineStr("281 953 822 340");
#else
DrawCellsBlankLine();
DrawCellsOneLineStr(kStrForMoreInfo);
DrawCellsOneLineStr("http://www.gryphel.com/c/var/");
#endif
}
LOCALPROC DrawActvCodeMode(void)
{
DrawSpclMode0(
#if UseActvFile
"Activation Code",
#else
"sample variation : ^v",
#endif
DrawCellsActvCodeModeBody);
}
#if UseActvFile
LOCALPROC ClStrAppendHexLong(int *L0, ui3b *r, ui5r v)
{
ClStrAppendHexWord(L0, r, (v >> 16) & 0xFFFF);
ClStrAppendHexWord(L0, r, v & 0xFFFF);
}
#endif
LOCALPROC CopyRegistrationStr(void)
{
ui3b ps[ClStrMaxLength];
int i;
int L;
tPbuf j;
#if UseActvFile
int L0;
ui5r sum;
ClStrFromSubstCStr(&L0, ps, "^v ");
for (i = 0; i < L0; ++i) {
ps[i] = Cell2MacAsciiMap[ps[i]];
}
L = L0;
sum = 0;
for (i = 0; i < L; ++i) {
sum += ps[i];
sum = (sum << 5) | ((sum >> (32 - 5)) & 0x1F);
sum += (sum << 8);
}
sum &= 0x1FFFFFFF;
sum = KeyFun0(sum, do_get_mem_long(&CurActvCode[0]), KeyCon4);
ClStrAppendHexLong(&L, ps, sum);
sum = KeyFun0(sum, do_get_mem_long(&CurActvCode[4]), KeyCon4);
sum = KeyFun2(sum, KeyCon3, KeyCon4);
ClStrAppendHexLong(&L, ps, sum);
for (i = L0; i < L; ++i) {
ps[i] = Cell2MacAsciiMap[ps[i]];
}
#else
ClStrFromSubstCStr(&L, ps, "^v");
for (i = 0; i < L; ++i) {
ps[i] = Cell2MacAsciiMap[ps[i]];
}
#endif
if (mnvm_noErr == PbufNew(L, &j)) {
PbufTransfer(ps, j, 0, L, trueblnr);
HTCEexport(j);
}
}
LOCALFUNC blnr ActvCodeInit(void)
{
#if UseActvFile
blnr Trial;
if ((mnvm_noErr != ActvCodeFileLoad(CurActvCode))
|| (! CheckActvCode(CurActvCode, &Trial))
|| Trial
)
#endif
{
SpecialModeSet(SpclModeActvCode);
NeedWholeScreenDraw = trueblnr;
}
return trueblnr;
}