diff --git a/MCrypt.sln b/MCrypt.sln
index 726e043..8793d78 100644
--- a/MCrypt.sln
+++ b/MCrypt.sln
@@ -3,7 +3,7 @@ Microsoft Visual Studio Solution File, Format Version 12.00
# Visual Studio Version 16
VisualStudioVersion = 16.0.30523.141
MinimumVisualStudioVersion = 10.0.40219.1
-Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "MCrypt", "MCrypt.vcxproj", "{86D28793-713E-4CEC-9686-335514AC5EF0}"
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "MCrypt", "frontend\MCrypt.vcxproj", "{86D28793-713E-4CEC-9686-335514AC5EF0}"
EndProject
Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "libMCrypt", "libMCrypt\libMCrypt.vcxproj", "{A4A3879C-BD2C-4304-AF66-7349CEF7E4C0}"
EndProject
diff --git a/MCrypt.vcxproj b/frontend/MCrypt.vcxproj
similarity index 82%
rename from MCrypt.vcxproj
rename to frontend/MCrypt.vcxproj
index 3323d60..0914b60 100644
--- a/MCrypt.vcxproj
+++ b/frontend/MCrypt.vcxproj
@@ -22,7 +22,7 @@
-
+
{a4a3879c-bd2c-4304-af66-7349cef7e4c0}
@@ -37,26 +37,26 @@
Application
true
- v142
+ v141_xp
Unicode
Application
false
- v142
+ v141_xp
true
Unicode
Application
true
- v142
+ v141_xp
Unicode
Application
false
- v142
+ v141_xp
true
Unicode
@@ -81,22 +81,22 @@
true
$(SolutionDir)bin\$(Platform)\$(Configuration)\
- $(SolutionDir)obj\$(Platform)\$(Configuration)\
+ $(SolutionDir)obj\$(Platform)\$(Configuration)\$(ProjectName)\
false
$(SolutionDir)bin\$(Platform)\$(Configuration)\
- $(SolutionDir)obj\$(Platform)\$(Configuration)\
+ $(SolutionDir)obj\$(Platform)\$(Configuration)\$(ProjectName)\
true
$(SolutionDir)bin\$(Platform)\$(Configuration)\
- $(SolutionDir)obj\$(Platform)\$(Configuration)\
+ $(SolutionDir)obj\$(Platform)\$(Configuration)\$(ProjectName)\
false
$(SolutionDir)bin\$(Platform)\$(Configuration)\
- $(SolutionDir)obj\$(Platform)\$(Configuration)\
+ $(SolutionDir)obj\$(Platform)\$(Configuration)\$(ProjectName)\
@@ -116,10 +116,18 @@
Level3
true
true
- true
WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)
true
$(SolutionDir)libMCrypt\include
+ MaxSpeed
+ AnySuitable
+ Speed
+ true
+ true
+ MultiThreaded
+ false
+ Fast
+ StreamingSIMDExtensions2
Console
@@ -146,10 +154,18 @@
Level3
true
true
- true
NDEBUG;_CONSOLE;%(PreprocessorDefinitions)
true
$(SolutionDir)libMCrypt\include
+ MaxSpeed
+ AnySuitable
+ Speed
+ true
+ true
+ MultiThreaded
+ false
+ Fast
+ StreamingSIMDExtensions2
Console
diff --git a/MCrypt.vcxproj.filters b/frontend/MCrypt.vcxproj.filters
similarity index 100%
rename from MCrypt.vcxproj.filters
rename to frontend/MCrypt.vcxproj.filters
diff --git a/frontend/src/main.c b/frontend/src/main.c
new file mode 100644
index 0000000..734c70d
--- /dev/null
+++ b/frontend/src/main.c
@@ -0,0 +1,488 @@
+/******************************************************************************/
+/* MCrypt, by LoRd_MuldeR */
+/* This work has been released under the CC0 1.0 Universal license! */
+/******************************************************************************/
+
+#define WIN32_LEAN_AND_MEAN 1
+#define _CRT_SECURE_NO_WARNINGS 1
+
+#include
+#include
+#include
+#include
+#include
+#include
+#include
+
+static const uint64_t CRC64_TAB[256] =
+{
+ 0x0000000000000000ULL, 0x42f0e1eba9ea3693ULL,
+ 0x85e1c3d753d46d26ULL, 0xc711223cfa3e5bb5ULL,
+ 0x493366450e42ecdfULL, 0x0bc387aea7a8da4cULL,
+ 0xccd2a5925d9681f9ULL, 0x8e224479f47cb76aULL,
+ 0x9266cc8a1c85d9beULL, 0xd0962d61b56fef2dULL,
+ 0x17870f5d4f51b498ULL, 0x5577eeb6e6bb820bULL,
+ 0xdb55aacf12c73561ULL, 0x99a54b24bb2d03f2ULL,
+ 0x5eb4691841135847ULL, 0x1c4488f3e8f96ed4ULL,
+ 0x663d78ff90e185efULL, 0x24cd9914390bb37cULL,
+ 0xe3dcbb28c335e8c9ULL, 0xa12c5ac36adfde5aULL,
+ 0x2f0e1eba9ea36930ULL, 0x6dfeff5137495fa3ULL,
+ 0xaaefdd6dcd770416ULL, 0xe81f3c86649d3285ULL,
+ 0xf45bb4758c645c51ULL, 0xb6ab559e258e6ac2ULL,
+ 0x71ba77a2dfb03177ULL, 0x334a9649765a07e4ULL,
+ 0xbd68d2308226b08eULL, 0xff9833db2bcc861dULL,
+ 0x388911e7d1f2dda8ULL, 0x7a79f00c7818eb3bULL,
+ 0xcc7af1ff21c30bdeULL, 0x8e8a101488293d4dULL,
+ 0x499b3228721766f8ULL, 0x0b6bd3c3dbfd506bULL,
+ 0x854997ba2f81e701ULL, 0xc7b97651866bd192ULL,
+ 0x00a8546d7c558a27ULL, 0x4258b586d5bfbcb4ULL,
+ 0x5e1c3d753d46d260ULL, 0x1cecdc9e94ace4f3ULL,
+ 0xdbfdfea26e92bf46ULL, 0x990d1f49c77889d5ULL,
+ 0x172f5b3033043ebfULL, 0x55dfbadb9aee082cULL,
+ 0x92ce98e760d05399ULL, 0xd03e790cc93a650aULL,
+ 0xaa478900b1228e31ULL, 0xe8b768eb18c8b8a2ULL,
+ 0x2fa64ad7e2f6e317ULL, 0x6d56ab3c4b1cd584ULL,
+ 0xe374ef45bf6062eeULL, 0xa1840eae168a547dULL,
+ 0x66952c92ecb40fc8ULL, 0x2465cd79455e395bULL,
+ 0x3821458aada7578fULL, 0x7ad1a461044d611cULL,
+ 0xbdc0865dfe733aa9ULL, 0xff3067b657990c3aULL,
+ 0x711223cfa3e5bb50ULL, 0x33e2c2240a0f8dc3ULL,
+ 0xf4f3e018f031d676ULL, 0xb60301f359dbe0e5ULL,
+ 0xda050215ea6c212fULL, 0x98f5e3fe438617bcULL,
+ 0x5fe4c1c2b9b84c09ULL, 0x1d14202910527a9aULL,
+ 0x93366450e42ecdf0ULL, 0xd1c685bb4dc4fb63ULL,
+ 0x16d7a787b7faa0d6ULL, 0x5427466c1e109645ULL,
+ 0x4863ce9ff6e9f891ULL, 0x0a932f745f03ce02ULL,
+ 0xcd820d48a53d95b7ULL, 0x8f72eca30cd7a324ULL,
+ 0x0150a8daf8ab144eULL, 0x43a04931514122ddULL,
+ 0x84b16b0dab7f7968ULL, 0xc6418ae602954ffbULL,
+ 0xbc387aea7a8da4c0ULL, 0xfec89b01d3679253ULL,
+ 0x39d9b93d2959c9e6ULL, 0x7b2958d680b3ff75ULL,
+ 0xf50b1caf74cf481fULL, 0xb7fbfd44dd257e8cULL,
+ 0x70eadf78271b2539ULL, 0x321a3e938ef113aaULL,
+ 0x2e5eb66066087d7eULL, 0x6cae578bcfe24bedULL,
+ 0xabbf75b735dc1058ULL, 0xe94f945c9c3626cbULL,
+ 0x676dd025684a91a1ULL, 0x259d31cec1a0a732ULL,
+ 0xe28c13f23b9efc87ULL, 0xa07cf2199274ca14ULL,
+ 0x167ff3eacbaf2af1ULL, 0x548f120162451c62ULL,
+ 0x939e303d987b47d7ULL, 0xd16ed1d631917144ULL,
+ 0x5f4c95afc5edc62eULL, 0x1dbc74446c07f0bdULL,
+ 0xdaad56789639ab08ULL, 0x985db7933fd39d9bULL,
+ 0x84193f60d72af34fULL, 0xc6e9de8b7ec0c5dcULL,
+ 0x01f8fcb784fe9e69ULL, 0x43081d5c2d14a8faULL,
+ 0xcd2a5925d9681f90ULL, 0x8fdab8ce70822903ULL,
+ 0x48cb9af28abc72b6ULL, 0x0a3b7b1923564425ULL,
+ 0x70428b155b4eaf1eULL, 0x32b26afef2a4998dULL,
+ 0xf5a348c2089ac238ULL, 0xb753a929a170f4abULL,
+ 0x3971ed50550c43c1ULL, 0x7b810cbbfce67552ULL,
+ 0xbc902e8706d82ee7ULL, 0xfe60cf6caf321874ULL,
+ 0xe224479f47cb76a0ULL, 0xa0d4a674ee214033ULL,
+ 0x67c58448141f1b86ULL, 0x253565a3bdf52d15ULL,
+ 0xab1721da49899a7fULL, 0xe9e7c031e063acecULL,
+ 0x2ef6e20d1a5df759ULL, 0x6c0603e6b3b7c1caULL,
+ 0xf6fae5c07d3274cdULL, 0xb40a042bd4d8425eULL,
+ 0x731b26172ee619ebULL, 0x31ebc7fc870c2f78ULL,
+ 0xbfc9838573709812ULL, 0xfd39626eda9aae81ULL,
+ 0x3a28405220a4f534ULL, 0x78d8a1b9894ec3a7ULL,
+ 0x649c294a61b7ad73ULL, 0x266cc8a1c85d9be0ULL,
+ 0xe17dea9d3263c055ULL, 0xa38d0b769b89f6c6ULL,
+ 0x2daf4f0f6ff541acULL, 0x6f5faee4c61f773fULL,
+ 0xa84e8cd83c212c8aULL, 0xeabe6d3395cb1a19ULL,
+ 0x90c79d3fedd3f122ULL, 0xd2377cd44439c7b1ULL,
+ 0x15265ee8be079c04ULL, 0x57d6bf0317edaa97ULL,
+ 0xd9f4fb7ae3911dfdULL, 0x9b041a914a7b2b6eULL,
+ 0x5c1538adb04570dbULL, 0x1ee5d94619af4648ULL,
+ 0x02a151b5f156289cULL, 0x4051b05e58bc1e0fULL,
+ 0x87409262a28245baULL, 0xc5b073890b687329ULL,
+ 0x4b9237f0ff14c443ULL, 0x0962d61b56fef2d0ULL,
+ 0xce73f427acc0a965ULL, 0x8c8315cc052a9ff6ULL,
+ 0x3a80143f5cf17f13ULL, 0x7870f5d4f51b4980ULL,
+ 0xbf61d7e80f251235ULL, 0xfd913603a6cf24a6ULL,
+ 0x73b3727a52b393ccULL, 0x31439391fb59a55fULL,
+ 0xf652b1ad0167feeaULL, 0xb4a25046a88dc879ULL,
+ 0xa8e6d8b54074a6adULL, 0xea16395ee99e903eULL,
+ 0x2d071b6213a0cb8bULL, 0x6ff7fa89ba4afd18ULL,
+ 0xe1d5bef04e364a72ULL, 0xa3255f1be7dc7ce1ULL,
+ 0x64347d271de22754ULL, 0x26c49cccb40811c7ULL,
+ 0x5cbd6cc0cc10fafcULL, 0x1e4d8d2b65facc6fULL,
+ 0xd95caf179fc497daULL, 0x9bac4efc362ea149ULL,
+ 0x158e0a85c2521623ULL, 0x577eeb6e6bb820b0ULL,
+ 0x906fc95291867b05ULL, 0xd29f28b9386c4d96ULL,
+ 0xcedba04ad0952342ULL, 0x8c2b41a1797f15d1ULL,
+ 0x4b3a639d83414e64ULL, 0x09ca82762aab78f7ULL,
+ 0x87e8c60fded7cf9dULL, 0xc51827e4773df90eULL,
+ 0x020905d88d03a2bbULL, 0x40f9e43324e99428ULL,
+ 0x2cffe7d5975e55e2ULL, 0x6e0f063e3eb46371ULL,
+ 0xa91e2402c48a38c4ULL, 0xebeec5e96d600e57ULL,
+ 0x65cc8190991cb93dULL, 0x273c607b30f68faeULL,
+ 0xe02d4247cac8d41bULL, 0xa2dda3ac6322e288ULL,
+ 0xbe992b5f8bdb8c5cULL, 0xfc69cab42231bacfULL,
+ 0x3b78e888d80fe17aULL, 0x7988096371e5d7e9ULL,
+ 0xf7aa4d1a85996083ULL, 0xb55aacf12c735610ULL,
+ 0x724b8ecdd64d0da5ULL, 0x30bb6f267fa73b36ULL,
+ 0x4ac29f2a07bfd00dULL, 0x08327ec1ae55e69eULL,
+ 0xcf235cfd546bbd2bULL, 0x8dd3bd16fd818bb8ULL,
+ 0x03f1f96f09fd3cd2ULL, 0x41011884a0170a41ULL,
+ 0x86103ab85a2951f4ULL, 0xc4e0db53f3c36767ULL,
+ 0xd8a453a01b3a09b3ULL, 0x9a54b24bb2d03f20ULL,
+ 0x5d45907748ee6495ULL, 0x1fb5719ce1045206ULL,
+ 0x919735e51578e56cULL, 0xd367d40ebc92d3ffULL,
+ 0x1476f63246ac884aULL, 0x568617d9ef46bed9ULL,
+ 0xe085162ab69d5e3cULL, 0xa275f7c11f7768afULL,
+ 0x6564d5fde549331aULL, 0x279434164ca30589ULL,
+ 0xa9b6706fb8dfb2e3ULL, 0xeb46918411358470ULL,
+ 0x2c57b3b8eb0bdfc5ULL, 0x6ea7525342e1e956ULL,
+ 0x72e3daa0aa188782ULL, 0x30133b4b03f2b111ULL,
+ 0xf7021977f9cceaa4ULL, 0xb5f2f89c5026dc37ULL,
+ 0x3bd0bce5a45a6b5dULL, 0x79205d0e0db05dceULL,
+ 0xbe317f32f78e067bULL, 0xfcc19ed95e6430e8ULL,
+ 0x86b86ed5267cdbd3ULL, 0xc4488f3e8f96ed40ULL,
+ 0x0359ad0275a8b6f5ULL, 0x41a94ce9dc428066ULL,
+ 0xcf8b0890283e370cULL, 0x8d7be97b81d4019fULL,
+ 0x4a6acb477bea5a2aULL, 0x089a2aacd2006cb9ULL,
+ 0x14dea25f3af9026dULL, 0x562e43b4931334feULL,
+ 0x913f6188692d6f4bULL, 0xd3cf8063c0c759d8ULL,
+ 0x5dedc41a34bbeeb2ULL, 0x1f1d25f19d51d821ULL,
+ 0xd80c07cd676f8394ULL, 0x9afce626ce85b507ULL,
+};
+
+
+static char* utf16_to_bytes(const wchar_t* const input, const UINT code_page)
+{
+ char* buffer;
+ DWORD buffer_size = 0U, result = 0U;
+
+ buffer_size = WideCharToMultiByte(code_page, 0, input, -1, NULL, 0, NULL, NULL);
+ if (buffer_size < 1U)
+ {
+ return NULL;
+ }
+
+ buffer = (char*)malloc(sizeof(char) * buffer_size);
+ if (!buffer)
+ {
+ return NULL;
+ }
+
+ result = WideCharToMultiByte(code_page, 0, input, -1, (LPSTR)buffer, buffer_size, NULL, NULL);
+ if ((result > 0U) && (result <= buffer_size))
+ {
+ return buffer;
+ }
+
+ free(buffer);
+ return NULL;
+}
+
+static void print_string(const char *const text, const size_t length)
+{
+ fputc('"', stderr);
+ for (size_t i = 0; i < length; ++i)
+ {
+ fputc((text[i] >= 0x20) ? text[i] : '?', stderr);
+ }
+ fputs("\"\n\n", stderr);
+}
+
+static int encrypt(const wchar_t* const passphrase, const wchar_t* const input, const wchar_t* const output)
+{
+ char* passphrase_utf8 = utf16_to_bytes(passphrase, CP_UTF8);
+ if (!passphrase_utf8)
+ {
+ fputws(L"Error: Failed to convert passphrase to UTF-8 format!\n\n", stderr);
+ return 1;
+ }
+
+ FILE *fin = _wfopen(input, L"rb");
+ if (!fin)
+ {
+ fputws(L"Error: Failed to open input file!\n\n", stderr);
+ free(passphrase_utf8);
+ return 1;
+ }
+
+ FILE* fout = _wfopen(output, L"wb");
+ if (!fout)
+ {
+ fputws(L"Error: Failed to open output file!\n\n", stderr);
+ fclose(fin);
+ free(passphrase_utf8);
+ return 1;
+ }
+
+ uint64_t seed;
+ if (mcrypt_generate_seed(&seed) != 0)
+ {
+ fputws(L"MCrypt error: Failed to generate seed!\n\n", stderr);
+ fclose(fout);
+ fclose(fin);
+ free(passphrase_utf8);
+ return 1;
+ }
+
+ if (fwrite(&seed, sizeof(uint64_t), 1U, fout) < 1U)
+ {
+ fputws(L"I/O error: Failed to write encrypted data!\n\n", stderr);
+ fclose(fout);
+ fclose(fin);
+ free(passphrase_utf8);
+ return 1;
+ }
+
+ const mcrypt_t ctx = mcrypt_init(seed, passphrase_utf8);
+ if (!ctx)
+ {
+ fputws(L"MCrypt error: Failed to initialize encryption!\n\n", stderr);
+ fclose(fout);
+ fclose(fin);
+ free(passphrase_utf8);
+ return 1;
+ }
+
+ fputws(L"Encrypting, please be patient... ", stderr);
+
+ uint8_t buffer[1024U];
+ uint64_t crc_actual = ~0U;
+
+ while (!feof(fin))
+ {
+ const size_t count = fread(buffer, sizeof(uint8_t), 1024U, fin);
+ if (ferror(fin))
+ {
+ fputws(L"failed!\n\nI/O error: Failed to read input data!\n\n", stderr);
+ mcrypt_free(ctx);
+ fclose(fout);
+ fclose(fin);
+ free(passphrase_utf8);
+ return 1;
+ }
+ if (count > 0U)
+ {
+ for (size_t i = 0U; i < count; ++i)
+ {
+ crc_actual = CRC64_TAB[((crc_actual >> 56) ^ buffer[i]) & 0xFF] ^ (crc_actual << 8);
+ }
+ if (mcrypt_enc_process_inplace(ctx, buffer, count) != 0)
+ {
+ fputws(L"failed!\n\nMCrypt error: Failed to encrypt data!\n\n", stderr);
+ mcrypt_free(ctx);
+ fclose(fout);
+ fclose(fin);
+ free(passphrase_utf8);
+ return 1;
+ }
+ if (fwrite(buffer, sizeof(uint8_t), count, fout) < count)
+ {
+ fputws(L"failed!\n\nI/O error: Failed to write encrypted data!\n\n", stderr);
+ mcrypt_free(ctx);
+ fclose(fout);
+ fclose(fin);
+ free(passphrase_utf8);
+ return 1;
+ }
+ }
+ }
+
+ crc_actual ^= ~0U;
+
+ if (fwrite(&crc_actual, sizeof(uint64_t), 1U, fout) < 1U)
+ {
+ fputws(L"failed!\n\nI/O error: Failed to write CRC checksum!\n\n", stderr);
+ mcrypt_free(ctx);
+ fclose(fout);
+ fclose(fin);
+ free(passphrase_utf8);
+ return 1;
+ }
+
+ fputws(L"done.\n\n", stderr);
+
+ mcrypt_free(ctx);
+ fclose(fout);
+ fclose(fin);
+ free(passphrase_utf8);
+ return 0;
+}
+
+static int decrypt(const wchar_t* const passphrase, const wchar_t* const input, const wchar_t* const output)
+{
+ char* passphrase_utf8 = utf16_to_bytes(passphrase, CP_UTF8);
+ if (!passphrase_utf8)
+ {
+ fputws(L"Error: Failed to convert passphrase to UTF-8 format!\n\n", stderr);
+ return 1;
+ }
+
+ FILE* fin = _wfopen(input, L"rb");
+ if (!fin)
+ {
+ fputws(L"Error: Failed to open input file!\n\n", stderr);
+ free(passphrase_utf8);
+ return 1;
+ }
+
+ FILE* fout = _wfopen(output, L"wb");
+ if (!fout)
+ {
+ fputws(L"Error: Failed to open output file!\n\n", stderr);
+ fclose(fin);
+ free(passphrase_utf8);
+ return 1;
+ }
+
+ struct _stati64 stat;
+ if (_fstati64(_fileno(fin), &stat) != 0)
+ {
+ fputws(L"I/O error: Failed to determine size of input file!\n\n", stderr);
+ fclose(fin);
+ free(passphrase_utf8);
+ return 1;
+ }
+
+ if (stat.st_size < 12LL)
+ {
+ fputws(L"Error: Input file is too small!\n\n", stderr);
+ fclose(fin);
+ free(passphrase_utf8);
+ return 1;
+ }
+
+ const int64_t limit = stat.st_size - sizeof(uint64_t);
+
+ uint64_t seed;
+ if (fread(&seed, sizeof(uint64_t), 1U, fin) < 1U)
+ {
+ fputws(L"I/O error: Failed to read encrypted data!\n\n", stderr);
+ fclose(fout);
+ fclose(fin);
+ free(passphrase_utf8);
+ return 1;
+ }
+
+ const mcrypt_t ctx = mcrypt_init(seed, passphrase_utf8);
+ if (!ctx)
+ {
+ fputws(L"MCrypt error: Failed to initialize decryption!\n\n", stderr);
+ fclose(fout);
+ fclose(fin);
+ free(passphrase_utf8);
+ return 1;
+ }
+
+ fputws(L"Decrypting, please be patient... ", stderr);
+
+ uint64_t crc_actual = ~0U;
+ int64_t bytes_read = sizeof(uint64_t);
+ uint8_t buffer[1024U];
+
+ while ((!feof(fin)) && (bytes_read < limit))
+ {
+ const int64_t bytes_remaining = limit - bytes_read;
+ const size_t read_len = (bytes_remaining < 1024U) ? ((size_t)bytes_remaining) : 1024U;
+ const size_t count = fread(buffer, sizeof(uint8_t), read_len, fin);
+ if (ferror(fin))
+ {
+ fputws(L"failed!\n\nI/O error: Failed to read encrypted data!\n\n", stderr);
+ mcrypt_free(ctx);
+ fclose(fout);
+ fclose(fin);
+ free(passphrase_utf8);
+ return 1;
+ }
+ if (count > 0U)
+ {
+ bytes_read += count;
+ if (mcrypt_dec_process_inplace(ctx, buffer, count) != 0)
+ {
+ fputws(L"failed!\n\nMCrypt error: Failed to decrypt data!\n\n", stderr);
+ mcrypt_free(ctx);
+ fclose(fout);
+ fclose(fin);
+ free(passphrase_utf8);
+ return 1;
+ }
+ for (size_t i = 0U; i < count; ++i)
+ {
+ crc_actual = CRC64_TAB[((crc_actual >> 56) ^ buffer[i]) & 0xFF] ^ (crc_actual << 8);
+ }
+ if (fwrite(buffer, sizeof(uint8_t), count, fout) < count)
+ {
+ fputws(L"failed!\n\nI/O error: Failed to write decrypted data!\n\n", stderr);
+ mcrypt_free(ctx);
+ fclose(fout);
+ fclose(fin);
+ free(passphrase_utf8);
+ return 1;
+ }
+ }
+ }
+
+ crc_actual ^= ~0U;
+
+ if (bytes_read < limit)
+ {
+ fputws(L"failed!\n\nI/O error: Input file could not be fully read!\n\n", stderr);
+ mcrypt_free(ctx);
+ fclose(fout);
+ fclose(fin);
+ free(passphrase_utf8);
+ return 1;
+ }
+
+ uint64_t crc_expected;
+ if (fread(&crc_expected, sizeof(uint64_t), 1U, fin) < 1U)
+ {
+ fputws(L"failed!\n\nI/O error: Failed to read CRC checksum!\n\n", stderr);
+ mcrypt_free(ctx);
+ fclose(fout);
+ fclose(fin);
+ free(passphrase_utf8);
+ return 1;
+ }
+
+ if (crc_actual != crc_expected)
+ {
+ fwprintf(stderr, L"failed!\n\nCRC error: Checksum mismatch detected! [0x%016llX vs. 0x%016llX]\n\nWrong passphrase?\n\n", crc_actual, crc_expected);
+ mcrypt_free(ctx);
+ fclose(fout);
+ fclose(fin);
+ free(passphrase_utf8);
+ return 1;
+ }
+
+ fputws(L"done.\n\nCRC checksum is correct.\n\n", stderr);
+
+ mcrypt_free(ctx);
+ fclose(fout);
+ fclose(fin);
+ free(passphrase_utf8);
+ return 0;
+}
+
+int wmain(int argc, wchar_t* argv[])
+{
+ fwprintf(stderr, L"MCrypt Utility [%S]\n", __DATE__" "__TIME__);
+ fwprintf(stderr, L"Powered by libMCrypt v%S [%S]\n\n", LIBMCRYPT_VERSION, LIBMCRYPT_BUILDNO);
+
+ if (argc < 4)
+ {
+ fputws(L"Usage:\n", stderr);
+ fwprintf(stderr, L" %s [--decrypt]