358 lines
10 KiB
C++
358 lines
10 KiB
C++
/*
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* expire - Product expiration (for pre-release versions only)
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*/
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#include "tweakui.h"
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#ifdef PRERELEASE
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#pragma BEGIN_CONST_DATA
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/*****************************************************************************
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*
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* Beta passwords
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*
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* The beta password is simply a CRC32 of the beta ID, using the expiration
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* date as the seed.
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*
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*****************************************************************************/
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ConstString(c_tszBetaID, "BetaID");
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ConstString(c_tszBetaPwd, "BetaPassword");
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ConstString(c_tszBetaExpire, "BetaExpire");
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KL const c_klBetaID = { &g_hkLMSMWCV, c_tszAppletTweakUI, c_tszBetaID };
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KL const c_klBetaPwd = { &g_hkLMSMWCV, c_tszAppletTweakUI, c_tszBetaPwd };
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KL const c_klBetaExpire = { &g_hkLMSMWCV, c_tszAppletTweakUI, c_tszBetaExpire };
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/*****************************************************************************
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*
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* CRC32 table
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*
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*****************************************************************************/
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typedef unsigned long HASH;
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HASH const crctab[] = {
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0x00000000L, 0x77073096L, 0xee0e612cL, 0x990951baL,
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0x076dc419L, 0x706af48fL, 0xe963a535L, 0x9e6495a3L,
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0x0edb8832L, 0x79dcb8a4L, 0xe0d5e91eL, 0x97d2d988L,
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0x09b64c2bL, 0x7eb17cbdL, 0xe7b82d07L, 0x90bf1d91L,
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0x1db71064L, 0x6ab020f2L, 0xf3b97148L, 0x84be41deL,
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0x1adad47dL, 0x6ddde4ebL, 0xf4d4b551L, 0x83d385c7L,
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0x136c9856L, 0x646ba8c0L, 0xfd62f97aL, 0x8a65c9ecL,
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0x14015c4fL, 0x63066cd9L, 0xfa0f3d63L, 0x8d080df5L,
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0x3b6e20c8L, 0x4c69105eL, 0xd56041e4L, 0xa2677172L,
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0x3c03e4d1L, 0x4b04d447L, 0xd20d85fdL, 0xa50ab56bL,
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0x35b5a8faL, 0x42b2986cL, 0xdbbbc9d6L, 0xacbcf940L,
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0x32d86ce3L, 0x45df5c75L, 0xdcd60dcfL, 0xabd13d59L,
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0x26d930acL, 0x51de003aL, 0xc8d75180L, 0xbfd06116L,
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0x21b4f4b5L, 0x56b3c423L, 0xcfba9599L, 0xb8bda50fL,
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0x2802b89eL, 0x5f058808L, 0xc60cd9b2L, 0xb10be924L,
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0x2f6f7c87L, 0x58684c11L, 0xc1611dabL, 0xb6662d3dL,
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0x76dc4190L, 0x01db7106L, 0x98d220bcL, 0xefd5102aL,
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0x71b18589L, 0x06b6b51fL, 0x9fbfe4a5L, 0xe8b8d433L,
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0x7807c9a2L, 0x0f00f934L, 0x9609a88eL, 0xe10e9818L,
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0x7f6a0dbbL, 0x086d3d2dL, 0x91646c97L, 0xe6635c01L,
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0x6b6b51f4L, 0x1c6c6162L, 0x856530d8L, 0xf262004eL,
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0x6c0695edL, 0x1b01a57bL, 0x8208f4c1L, 0xf50fc457L,
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0x65b0d9c6L, 0x12b7e950L, 0x8bbeb8eaL, 0xfcb9887cL,
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0x62dd1ddfL, 0x15da2d49L, 0x8cd37cf3L, 0xfbd44c65L,
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0x4db26158L, 0x3ab551ceL, 0xa3bc0074L, 0xd4bb30e2L,
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0x4adfa541L, 0x3dd895d7L, 0xa4d1c46dL, 0xd3d6f4fbL,
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0x4369e96aL, 0x346ed9fcL, 0xad678846L, 0xda60b8d0L,
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0x44042d73L, 0x33031de5L, 0xaa0a4c5fL, 0xdd0d7cc9L,
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0x5005713cL, 0x270241aaL, 0xbe0b1010L, 0xc90c2086L,
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0x5768b525L, 0x206f85b3L, 0xb966d409L, 0xce61e49fL,
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0x5edef90eL, 0x29d9c998L, 0xb0d09822L, 0xc7d7a8b4L,
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0x59b33d17L, 0x2eb40d81L, 0xb7bd5c3bL, 0xc0ba6cadL,
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0xedb88320L, 0x9abfb3b6L, 0x03b6e20cL, 0x74b1d29aL,
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0xead54739L, 0x9dd277afL, 0x04db2615L, 0x73dc1683L,
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0xe3630b12L, 0x94643b84L, 0x0d6d6a3eL, 0x7a6a5aa8L,
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0xe40ecf0bL, 0x9309ff9dL, 0x0a00ae27L, 0x7d079eb1L,
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0xf00f9344L, 0x8708a3d2L, 0x1e01f268L, 0x6906c2feL,
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0xf762575dL, 0x806567cbL, 0x196c3671L, 0x6e6b06e7L,
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0xfed41b76L, 0x89d32be0L, 0x10da7a5aL, 0x67dd4accL,
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0xf9b9df6fL, 0x8ebeeff9L, 0x17b7be43L, 0x60b08ed5L,
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0xd6d6a3e8L, 0xa1d1937eL, 0x38d8c2c4L, 0x4fdff252L,
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0xd1bb67f1L, 0xa6bc5767L, 0x3fb506ddL, 0x48b2364bL,
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0xd80d2bdaL, 0xaf0a1b4cL, 0x36034af6L, 0x41047a60L,
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0xdf60efc3L, 0xa867df55L, 0x316e8eefL, 0x4669be79L,
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0xcb61b38cL, 0xbc66831aL, 0x256fd2a0L, 0x5268e236L,
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0xcc0c7795L, 0xbb0b4703L, 0x220216b9L, 0x5505262fL,
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0xc5ba3bbeL, 0xb2bd0b28L, 0x2bb45a92L, 0x5cb36a04L,
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0xc2d7ffa7L, 0xb5d0cf31L, 0x2cd99e8bL, 0x5bdeae1dL,
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0x9b64c2b0L, 0xec63f226L, 0x756aa39cL, 0x026d930aL,
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0x9c0906a9L, 0xeb0e363fL, 0x72076785L, 0x05005713L,
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0x95bf4a82L, 0xe2b87a14L, 0x7bb12baeL, 0x0cb61b38L,
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0x92d28e9bL, 0xe5d5be0dL, 0x7cdcefb7L, 0x0bdbdf21L,
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0x86d3d2d4L, 0xf1d4e242L, 0x68ddb3f8L, 0x1fda836eL,
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0x81be16cdL, 0xf6b9265bL, 0x6fb077e1L, 0x18b74777L,
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0x88085ae6L, 0xff0f6a70L, 0x66063bcaL, 0x11010b5cL,
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0x8f659effL, 0xf862ae69L, 0x616bffd3L, 0x166ccf45L,
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0xa00ae278L, 0xd70dd2eeL, 0x4e048354L, 0x3903b3c2L,
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0xa7672661L, 0xd06016f7L, 0x4969474dL, 0x3e6e77dbL,
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0xaed16a4aL, 0xd9d65adcL, 0x40df0b66L, 0x37d83bf0L,
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0xa9bcae53L, 0xdebb9ec5L, 0x47b2cf7fL, 0x30b5ffe9L,
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0xbdbdf21cL, 0xcabac28aL, 0x53b39330L, 0x24b4a3a6L,
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0xbad03605L, 0xcdd70693L, 0x54de5729L, 0x23d967bfL,
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0xb3667a2eL, 0xc4614ab8L, 0x5d681b02L, 0x2a6f2b94L,
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0xb40bbe37L, 0xc30c8ea1L, 0x5a05df1bL, 0x2d02ef8dL
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};
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#pragma END_CONST_DATA
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/*****************************************************************************
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*
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* hashFromHashPtsz
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*
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* Take a seed and a string and hash them.
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*
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*****************************************************************************/
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HASH PASCAL
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hashFromHashPtsz(HASH hash, LPCTSTR ptsz)
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{
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for (; *ptsz; ptsz++) {
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hash = (hash>>8) ^ crctab[(hash^*ptsz)&0xFF];
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}
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return hash;
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}
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/*****************************************************************************
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*
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* hashFromEncodedPtsz
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*
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* Take an encoded string and convert it to a hash. The encoded string
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* is just a base-26 encoding, with A = 0, ..., Z = 25.
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*
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*****************************************************************************/
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HASH PASCAL
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hashFromEncodedPtsz(LPCTSTR ptsz)
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{
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HASH hash = 0;
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for (; *ptsz; ptsz++) {
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hash = (hash * 26) + (*ptsz - 'A');
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}
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return hash;
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}
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/*****************************************************************************
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*
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* Expire_IsExpiredPwd
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*
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* Returns nonzero if the password is expired.
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*
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* The password changes each calendar month. The seed is the PRERELEASE'th
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* day of the month. This ensures that people can't carry beta passwords
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* across builds.
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*
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*****************************************************************************/
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BOOL PASCAL
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Expire_IsExpiredPwd(void)
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{
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TCHAR tszBetaID[256];
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TCHAR tszBetaPwd[256];
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GetStrPkl(tszBetaID, cbX(tszBetaID), &c_klBetaID);
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GetStrPkl(tszBetaPwd, cbX(tszBetaPwd), &c_klBetaPwd);
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if (tszBetaID[0] && tszBetaPwd[0]) {
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SYSTEMTIME st;
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GetSystemTime(&st);
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return hashFromHashPtsz((st.wYear << 16) +
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(st.wMonth << 8) + PRERELEASE, tszBetaID) -
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hashFromEncodedPtsz(tszBetaPwd);
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} else {
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return 1;
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}
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}
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/*****************************************************************************
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*
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* Expire_OnInitDialog
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*
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*****************************************************************************/
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BOOL NEAR PASCAL
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Expire_OnInitDialog(HWND hdlg)
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{
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TCHAR tszBetaID[256];
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DWORD cb = cA(tszBetaID);
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if (GetStrPkl(tszBetaID, cbX(tszBetaID), &c_klBetaID)||
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GetUserName(tszBetaID, &cb)) {
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AnsiLower(tszBetaID);
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SetDlgItemText(hdlg, 32, tszBetaID);
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SendDlgItemMessage(hdlg, 32, EM_SETREADONLY, 1, 0);
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SetFocus(GetDlgItem(hdlg, 33));
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return 0;
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} else {
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}
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return 1;
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}
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/*****************************************************************************
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*
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* Expire_OnCommand
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*
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*****************************************************************************/
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void PASCAL
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Expire_OnCommand(HWND hdlg, int id, UINT codeNotify)
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{
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TCHAR tszBetaID[256];
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TCHAR tszBetaPwd[256];
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switch (id) {
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case IDOK:
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GetDlgItemText(hdlg, 32, tszBetaID, cA(tszBetaID));
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GetDlgItemText(hdlg, 33, tszBetaPwd, cA(tszBetaPwd));
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SetStrPkl(&c_klBetaID, tszBetaID);
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SetStrPkl(&c_klBetaPwd, tszBetaPwd);
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EndDialog(hdlg, Expire_IsExpiredPwd()); break;
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case IDCANCEL:
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EndDialog(hdlg, 1); break;
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}
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}
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/*****************************************************************************
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*
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* Expire_DlgProc
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*
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*****************************************************************************/
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BOOL EXPORT
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Expire_DlgProc(HWND hdlg, UINT wm, WPARAM wParam, LPARAM lParam)
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{
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switch (wm) {
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case WM_INITDIALOG: return Expire_OnInitDialog(hdlg);
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case WM_COMMAND:
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Expire_OnCommand(hdlg, (int)GET_WM_COMMAND_ID(wParam, lParam),
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(UINT)GET_WM_COMMAND_CMD(wParam, lParam));
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break;
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default: return 0; /* Unhandled */
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}
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return 1; /* Handled */
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}
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/*****************************************************************************
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*
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* IsExpired
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*
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* Returns nonzero if this instance has expired.
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*
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*****************************************************************************/
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#pragma BEGIN_CONST_DATA
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/*
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* Simple caesar cipher. Off-by-one. We encode the URL so that a casual
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* reader won't find them.
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*
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* http://157.55.96.156/tweakrun.html?
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* http://157.55.96.156/tweakexp.html?
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*/
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ConstString(c_tszTweakrun, "iuuq;00268/66/:7/2670uxfblsvo/iunm@");
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ConstString(c_tszTweakexp, "iuuq;00268/66/:7/2670uxfblfyq/iunm@");
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#pragma END_CONST_DATA
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BOOL PASCAL
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IsExpired(HWND hwnd)
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{
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DWORD dw;
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SYSTEMTIME st;
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FILETIME ft;
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PCTSTR ptszExecMe;
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if (Expire_IsExpiredPwd()) {
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if (DialogBox(hinstCur, MAKEINTRESOURCE(IDD_BETAPASSWORD), hwnd,
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Expire_DlgProc)) {
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return 1; /* Expired */
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}
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}
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/*
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* Not expired. See if it's time for feedback.
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*/
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GetSystemTime(&st);
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SystemTimeToFileTime(&st, &ft);
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dw = GetDwordPkl(&c_klBetaExpire, 0);
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if (dw == 0) { /* First time */
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ptszExecMe = c_tszTweakrun;
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} else if (dw < ft.dwHighDateTime) {
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ptszExecMe = c_tszTweakexp;
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} else {
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ptszExecMe = 0;
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}
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if (ptszExecMe) {
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PTSTR ptsz;
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TCHAR tszURL[cA(c_tszTweakrun) + MAX_PATH + 1 +
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MAX_COMPUTERNAME_LENGTH + 1];
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SetDwordPkl(&c_klBetaExpire, ft.dwHighDateTime + 1408); /* One week */
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lstrcpy(tszURL, ptszExecMe);
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for (ptsz = tszURL; ptsz[0]; ptsz++) {
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ptsz[0]--;
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}
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GetStrPkl(ptsz, cbCtch(MAX_PATH), &c_klBetaID);
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lstrcat(ptsz, TEXT("?"));
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dw = MAX_COMPUTERNAME_LENGTH + 1;
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GetComputerName(ptsz + lstrlen(ptsz), &dw);
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ShellExecute(0, 0, tszURL, 0, 0, SW_NORMAL);
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}
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return 0;
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}
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#endif /* PRERELEASE */
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#ifdef PUBLIC_PRERELEASE
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/*****************************************************************************
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*
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* IsExpired
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*
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* Returns nonzero if this instance has expired.
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*
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*****************************************************************************/
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/* August 15, 2000 */
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const FILETIME c_ftExpire = { 0xC1328000, 0x01C0064B };
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BOOL PASCAL
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IsExpired(HWND hwnd)
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{
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SYSTEMTIME st;
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FILETIME ft;
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GetSystemTime(&st);
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SystemTimeToFileTime(&st, &ft);
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if (CompareFileTime(&ft, &c_ftExpire) >= 0) {
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MessageBox(hwnd, TEXT("This prerelease version of Tweak UI has expired"),
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g_tszName, MB_OK);
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return TRUE;
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}
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return 0;
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}
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#endif /* PUBLIC_PRERELEASE */
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