mirror of
https://github.com/ONLYOFFICE/core.git
synced 2026-07-20 01:04:34 +08:00
Without static Decrypt
This commit is contained in:
Svetlana Kulikova
56
Common/js/logging.h
Normal file
56
Common/js/logging.h
Normal file
@ -0,0 +1,56 @@
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#ifndef _LOG_FILE_H
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#define _LOG_FILE_H
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#include <stdio.h>
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#define LOG_BUFFER_SIZE 1000
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namespace Logging
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{
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void logBytes(char* name, unsigned char* str, int len)
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{
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char buffer[LOG_BUFFER_SIZE];
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char* name_cur = name;
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char* buf_cur = buffer;
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while (*name_cur != 0)
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{
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*buf_cur++ = *name_cur++;
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}
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*buf_cur++ = ':';
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*buf_cur++ = ' ';
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*buf_cur++ = '[';
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for (int i = 0; i < len; ++i)
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{
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unsigned char c = str[i];
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unsigned char n1 = (unsigned char)(c / 100);
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c -= (n1 * 100);
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unsigned char n2 = (unsigned char)(c / 10);
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c -= (n2 * 10);
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if (buf_cur - buffer + 4 >= LOG_BUFFER_SIZE)
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{
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*buf_cur++ = '\0';
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printf("%s\n", buffer);
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buf_cur = buffer;
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}
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*buf_cur++ = (char)('0' + n1);
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*buf_cur++ = (char)('0' + n2);
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*buf_cur++ = (char)('0' + c);
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*buf_cur++ = ',';
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}
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buf_cur--;
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*buf_cur++ = ']';
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*buf_cur++ = '\0';
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printf("%s\n", buffer);
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}
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}
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#endif // _LOG_FILE_H
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@ -47,8 +47,7 @@
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"_SetCMapData"
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],
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"include_path": [
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"wasm/src/lib", "../../../agg-2.4/include", "../../../cximage/jasper/include", "../../../cximage/jpeg", "../../../cximage/png", "freetype-2.10.4/include", "freetype-2.10.4/include/freetype", "../../../../OfficeUtils/src/zlib-1.2.11", "../../../../OfficeUtils/src", "../../../../Common/3dParty/icu/icu/source/common", "../../../xml/libxml2/include", "../../../xml/build/qt", "../../../../OfficeUtils/src/zlib-1.2.11/contrib/minizip", "../../../../PdfFile/lib/goo", "../../../../PdfFile/lib/fofi", "../../../../PdfFile/lib/splash", "../../../../PdfFile/lib", "../../../raster/Jp2/openjpeg", "../../../raster/Jp2/openjpeg/openjpeg-2.4.0/src/lib/openjp2",
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"../../../../Common/3dParty/openssl/openssl/include"
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"wasm/src/lib", "../../../agg-2.4/include", "../../../cximage/jasper/include", "../../../cximage/jpeg", "../../../cximage/png", "freetype-2.10.4/include", "freetype-2.10.4/include/freetype", "../../../../OfficeUtils/src/zlib-1.2.11", "../../../../OfficeUtils/src", "../../../../Common/3dParty/icu/icu/source/common", "../../../xml/libxml2/include", "../../../xml/build/qt", "../../../../OfficeUtils/src/zlib-1.2.11/contrib/minizip", "../../../../PdfFile/lib/goo", "../../../../PdfFile/lib/fofi", "../../../../PdfFile/lib/splash", "../../../../PdfFile/lib", "../../../raster/Jp2/openjpeg", "../../../raster/Jp2/openjpeg/openjpeg-2.4.0/src/lib/openjp2"
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],
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"define": [
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"__linux__", "_LINUX", "UNIX",
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@ -16,8 +16,6 @@ DEFINES += PDFFILE_USE_DYNAMIC_LIBRARY
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ADD_DEPENDENCY(graphics, kernel, UnicodeConverter, kernel_network)
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INCLUDEPATH += $$PWD/../Common/3dParty/openssl/openssl/include
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# PdfReader
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core_windows {
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@ -17,56 +17,20 @@
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#include "gmempp.h"
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#include "Decrypt.h"
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#include "../../../Common/3dParty/openssl/openssl/crypto/sha/sha512.c"
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#include "../../../Common/3dParty/openssl/openssl/crypto/mem_clr.c"
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static void logBytes(char* name, unsigned char* str, int len)
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{
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char buffer[1000];
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int cur = 0;
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char* name_cur = name;
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char* buf_cur = buffer;
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while (*name_cur != 0)
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{
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*buf_cur++ = *name_cur++;
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}
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*buf_cur++ = ':';
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*buf_cur++ = ' ';
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*buf_cur++ = '[';
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for (int i = 0; i < len; ++i)
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{
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unsigned char c = str[i];
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unsigned char n1 = (unsigned char)(c / 100);
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c -= (n1 * 100);
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unsigned char n2 = (unsigned char)(c / 10);
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c -= (n2 * 10);
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*buf_cur++ = (char)('0' + n1);
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*buf_cur++ = (char)('0' + n2);
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*buf_cur++ = (char)('0' + c);
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*buf_cur++ = ',';
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}
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buf_cur--;
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*buf_cur++ = ']';
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*buf_cur++ = '\0';
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printf("%s\n", buffer);
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}
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static void aes256KeyExpansion(DecryptAES256State *s,
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void aes256KeyExpansion(DecryptAES256State *s,
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Guchar *objKey, int objKeyLen);
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static void aes256DecryptBlock(DecryptAES256State *s, Guchar *in, GBool last);
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static void sha256(Guchar *msg, int msgLen, Guchar *hash);
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static void sha384(Guchar *msg, int msgLen, Guchar *hash);
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static void sha512(Guchar *msg, int msgLen, Guchar *hash);
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void aes256DecryptBlock(DecryptAES256State *s, Guchar *in, GBool last);
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void sha256(Guchar *msg, int msgLen, Guchar *hash);
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void sha384(Guchar *msg, int msgLen, Guchar *hash);
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void sha512(Guchar *msg, int msgLen, Guchar *hash);
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void r6Hash(Guchar *key, int keyLen, const char *pwd, int pwdLen, char *userKey);
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GBool makeFileKey2(int encVersion, int encRevision, int keyLength,
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GString *ownerKey, GString *userKey,
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int permissions, GString *fileID,
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GString *userPassword, Guchar *fileKey,
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GBool encryptMetadata);
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static Guchar passwordPad[32] = {
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Guchar passwordPad[32] = {
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0x28, 0xbf, 0x4e, 0x5e, 0x4e, 0x75, 0x8a, 0x41,
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0x64, 0x00, 0x4e, 0x56, 0xff, 0xfa, 0x01, 0x08,
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0x2e, 0x2e, 0x00, 0xb6, 0xd0, 0x68, 0x3e, 0x80,
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@ -234,7 +198,7 @@ GBool Decrypt::makeFileKey(int encVersion, int encRevision, int keyLength,
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}
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}
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void Decrypt::r6Hash(Guchar *key, int keyLen, const char *pwd, int pwdLen,
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void r6Hash(Guchar *key, int keyLen, const char *pwd, int pwdLen,
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char *userKey) {
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Guchar key1[64*(127+64+48)];
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DecryptAESState state128;
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@ -272,13 +236,11 @@ void Decrypt::r6Hash(Guchar *key, int keyLen, const char *pwd, int pwdLen,
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keyLen = 32;
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break;
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case 1:
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//sha384(key1, n, key);
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SHA384(key1, n, key);
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sha384(key1, n, key);
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keyLen = 48;
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break;
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case 2:
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//sha512(key1, n, key);
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SHA512(key1, n, key);
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sha512(key1, n, key);
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keyLen = 64;
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break;
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}
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@ -291,7 +253,7 @@ void Decrypt::r6Hash(Guchar *key, int keyLen, const char *pwd, int pwdLen,
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}
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}
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GBool Decrypt::makeFileKey2(int encVersion, int encRevision, int keyLength,
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GBool makeFileKey2(int encVersion, int encRevision, int keyLength,
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GString *ownerKey, GString *userKey,
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int permissions, GString *fileID,
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GString *userPassword, Guchar *fileKey,
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@ -587,7 +549,7 @@ Guchar rc4DecryptByte(Guchar *state, Guchar *x, Guchar *y, Guchar c) {
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// AES decryption
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//------------------------------------------------------------------------
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static Guchar sbox[256] = {
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Guchar sbox[256] = {
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0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76,
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0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0, 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0,
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0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc, 0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15,
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@ -606,7 +568,7 @@ static Guchar sbox[256] = {
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0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68, 0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16
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};
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static Guchar invSbox[256] = {
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Guchar invSbox[256] = {
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0x52, 0x09, 0x6a, 0xd5, 0x30, 0x36, 0xa5, 0x38, 0xbf, 0x40, 0xa3, 0x9e, 0x81, 0xf3, 0xd7, 0xfb,
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0x7c, 0xe3, 0x39, 0x82, 0x9b, 0x2f, 0xff, 0x87, 0x34, 0x8e, 0x43, 0x44, 0xc4, 0xde, 0xe9, 0xcb,
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0x54, 0x7b, 0x94, 0x32, 0xa6, 0xc2, 0x23, 0x3d, 0xee, 0x4c, 0x95, 0x0b, 0x42, 0xfa, 0xc3, 0x4e,
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@ -625,7 +587,7 @@ static Guchar invSbox[256] = {
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0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26, 0xe1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0c, 0x7d
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};
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static Guint rcon[11] = {
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Guint rcon[11] = {
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0x00000000, // unused
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0x01000000,
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0x02000000,
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@ -639,18 +601,18 @@ static Guint rcon[11] = {
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0x36000000
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};
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static inline Guint subWord(Guint x) {
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inline Guint subWord(Guint x) {
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return (sbox[x >> 24] << 24)
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| (sbox[(x >> 16) & 0xff] << 16)
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| (sbox[(x >> 8) & 0xff] << 8)
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| sbox[x & 0xff];
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}
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static inline Guint rotWord(Guint x) {
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inline Guint rotWord(Guint x) {
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return ((x << 8) & 0xffffffff) | (x >> 24);
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}
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static inline void subBytes(Guchar *state) {
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inline void subBytes(Guchar *state) {
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int i;
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for (i = 0; i < 16; ++i) {
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@ -658,7 +620,7 @@ static inline void subBytes(Guchar *state) {
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}
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}
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static inline void invSubBytes(Guchar *state) {
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inline void invSubBytes(Guchar *state) {
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int i;
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||||
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for (i = 0; i < 16; ++i) {
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@ -666,7 +628,7 @@ static inline void invSubBytes(Guchar *state) {
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}
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}
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static inline void shiftRows(Guchar *state) {
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||||
inline void shiftRows(Guchar *state) {
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Guchar t;
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||||
|
||||
t = state[4];
|
||||
@ -689,7 +651,7 @@ static inline void shiftRows(Guchar *state) {
|
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state[12] = t;
|
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}
|
||||
|
||||
static inline void invShiftRows(Guchar *state) {
|
||||
inline void invShiftRows(Guchar *state) {
|
||||
Guchar t;
|
||||
|
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t = state[7];
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@ -713,7 +675,7 @@ static inline void invShiftRows(Guchar *state) {
|
||||
}
|
||||
|
||||
// {02} \cdot s
|
||||
static inline Guchar mul02(Guchar s) {
|
||||
inline Guchar mul02(Guchar s) {
|
||||
Guchar s2;
|
||||
|
||||
s2 = (Guchar)((s & 0x80) ? ((s << 1) ^ 0x1b) : (s << 1));
|
||||
@ -721,7 +683,7 @@ static inline Guchar mul02(Guchar s) {
|
||||
}
|
||||
|
||||
// {03} \cdot s
|
||||
static inline Guchar mul03(Guchar s) {
|
||||
inline Guchar mul03(Guchar s) {
|
||||
Guchar s2;
|
||||
|
||||
s2 = (Guchar)((s & 0x80) ? ((s << 1) ^ 0x1b) : (s << 1));
|
||||
@ -729,7 +691,7 @@ static inline Guchar mul03(Guchar s) {
|
||||
}
|
||||
|
||||
// {09} \cdot s
|
||||
static inline Guchar mul09(Guchar s) {
|
||||
inline Guchar mul09(Guchar s) {
|
||||
Guchar s2, s4, s8;
|
||||
|
||||
s2 = (Guchar)((s & 0x80) ? ((s << 1) ^ 0x1b) : (s << 1));
|
||||
@ -739,7 +701,7 @@ static inline Guchar mul09(Guchar s) {
|
||||
}
|
||||
|
||||
// {0b} \cdot s
|
||||
static inline Guchar mul0b(Guchar s) {
|
||||
inline Guchar mul0b(Guchar s) {
|
||||
Guchar s2, s4, s8;
|
||||
|
||||
s2 = (Guchar)((s & 0x80) ? ((s << 1) ^ 0x1b) : (s << 1));
|
||||
@ -749,7 +711,7 @@ static inline Guchar mul0b(Guchar s) {
|
||||
}
|
||||
|
||||
// {0d} \cdot s
|
||||
static inline Guchar mul0d(Guchar s) {
|
||||
inline Guchar mul0d(Guchar s) {
|
||||
Guchar s2, s4, s8;
|
||||
|
||||
s2 = (Guchar)((s & 0x80) ? ((s << 1) ^ 0x1b) : (s << 1));
|
||||
@ -759,7 +721,7 @@ static inline Guchar mul0d(Guchar s) {
|
||||
}
|
||||
|
||||
// {0e} \cdot s
|
||||
static inline Guchar mul0e(Guchar s) {
|
||||
inline Guchar mul0e(Guchar s) {
|
||||
Guchar s2, s4, s8;
|
||||
|
||||
s2 = (Guchar)((s & 0x80) ? ((s << 1) ^ 0x1b) : (s << 1));
|
||||
@ -768,7 +730,7 @@ static inline Guchar mul0e(Guchar s) {
|
||||
return s2 ^ s4 ^ s8;
|
||||
}
|
||||
|
||||
static inline void mixColumns(Guchar *state) {
|
||||
inline void mixColumns(Guchar *state) {
|
||||
int c;
|
||||
Guchar s0, s1, s2, s3;
|
||||
|
||||
@ -784,7 +746,7 @@ static inline void mixColumns(Guchar *state) {
|
||||
}
|
||||
}
|
||||
|
||||
static inline void invMixColumns(Guchar *state) {
|
||||
inline void invMixColumns(Guchar *state) {
|
||||
int c;
|
||||
Guchar s0, s1, s2, s3;
|
||||
|
||||
@ -800,7 +762,7 @@ static inline void invMixColumns(Guchar *state) {
|
||||
}
|
||||
}
|
||||
|
||||
static inline void invMixColumnsW(Guint *w) {
|
||||
inline void invMixColumnsW(Guint *w) {
|
||||
int c;
|
||||
Guchar s0, s1, s2, s3;
|
||||
|
||||
@ -816,7 +778,7 @@ static inline void invMixColumnsW(Guint *w) {
|
||||
}
|
||||
}
|
||||
|
||||
static inline void addRoundKey(Guchar *state, Guint *w) {
|
||||
inline void addRoundKey(Guchar *state, Guint *w) {
|
||||
int c;
|
||||
|
||||
for (c = 0; c < 4; ++c) {
|
||||
@ -947,7 +909,7 @@ void aesDecryptBlock(DecryptAESState *s, Guchar *in, GBool last) {
|
||||
// AES-256 decryption
|
||||
//------------------------------------------------------------------------
|
||||
|
||||
static void aes256KeyExpansion(DecryptAES256State *s,
|
||||
void aes256KeyExpansion(DecryptAES256State *s,
|
||||
Guchar *objKey, int objKeyLen) {
|
||||
Guint temp;
|
||||
int i, round;
|
||||
@ -972,7 +934,7 @@ static void aes256KeyExpansion(DecryptAES256State *s,
|
||||
}
|
||||
}
|
||||
|
||||
static void aes256DecryptBlock(DecryptAES256State *s, Guchar *in, GBool last) {
|
||||
void aes256DecryptBlock(DecryptAES256State *s, Guchar *in, GBool last) {
|
||||
int c, round, n, i;
|
||||
|
||||
// initial state
|
||||
@ -1031,27 +993,27 @@ static void aes256DecryptBlock(DecryptAES256State *s, Guchar *in, GBool last) {
|
||||
//------------------------------------------------------------------------
|
||||
|
||||
// this works around a bug in older Sun compilers
|
||||
static inline Gulong rotateLeft(Gulong x, int r) {
|
||||
inline Gulong rotateLeft(Gulong x, int r) {
|
||||
x &= 0xffffffff;
|
||||
return ((x << r) | (x >> (32 - r))) & 0xffffffff;
|
||||
}
|
||||
|
||||
static inline Gulong md5Round1(Gulong a, Gulong b, Gulong c, Gulong d,
|
||||
inline Gulong md5Round1(Gulong a, Gulong b, Gulong c, Gulong d,
|
||||
Gulong Xk, int s, Gulong Ti) {
|
||||
return b + rotateLeft((a + ((b & c) | (~b & d)) + Xk + Ti), s);
|
||||
}
|
||||
|
||||
static inline Gulong md5Round2(Gulong a, Gulong b, Gulong c, Gulong d,
|
||||
inline Gulong md5Round2(Gulong a, Gulong b, Gulong c, Gulong d,
|
||||
Gulong Xk, int s, Gulong Ti) {
|
||||
return b + rotateLeft((a + ((b & d) | (c & ~d)) + Xk + Ti), s);
|
||||
}
|
||||
|
||||
static inline Gulong md5Round3(Gulong a, Gulong b, Gulong c, Gulong d,
|
||||
inline Gulong md5Round3(Gulong a, Gulong b, Gulong c, Gulong d,
|
||||
Gulong Xk, int s, Gulong Ti) {
|
||||
return b + rotateLeft((a + (b ^ c ^ d) + Xk + Ti), s);
|
||||
}
|
||||
|
||||
static inline Gulong md5Round4(Gulong a, Gulong b, Gulong c, Gulong d,
|
||||
inline Gulong md5Round4(Gulong a, Gulong b, Gulong c, Gulong d,
|
||||
Gulong Xk, int s, Gulong Ti) {
|
||||
return b + rotateLeft((a + (c ^ (b | ~d)) + Xk + Ti), s);
|
||||
}
|
||||
@ -1065,7 +1027,7 @@ void md5Start(MD5State *state) {
|
||||
state->msgLen = 0;
|
||||
}
|
||||
|
||||
static void md5ProcessBlock(MD5State *state) {
|
||||
void md5ProcessBlock(MD5State *state) {
|
||||
Gulong x[16];
|
||||
Gulong a, b, c, d;
|
||||
int i;
|
||||
@ -1243,7 +1205,7 @@ void md5(Guchar *msg, int msgLen, Guchar *digest) {
|
||||
// SHA-256 hash
|
||||
//------------------------------------------------------------------------
|
||||
|
||||
static Guint sha256K[64] = {
|
||||
Guint sha256K[64] = {
|
||||
0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5,
|
||||
0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,
|
||||
0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3,
|
||||
@ -1262,35 +1224,35 @@ static Guint sha256K[64] = {
|
||||
0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2
|
||||
};
|
||||
|
||||
static inline Guint rotr(Guint x, Guint n) {
|
||||
inline Guint rotr(Guint x, Guint n) {
|
||||
return (x >> n) | (x << (32 - n));
|
||||
}
|
||||
|
||||
static inline Guint sha256Ch(Guint x, Guint y, Guint z) {
|
||||
inline Guint sha256Ch(Guint x, Guint y, Guint z) {
|
||||
return (x & y) ^ (~x & z);
|
||||
}
|
||||
|
||||
static inline Guint sha256Maj(Guint x, Guint y, Guint z) {
|
||||
inline Guint sha256Maj(Guint x, Guint y, Guint z) {
|
||||
return (x & y) ^ (x & z) ^ (y & z);
|
||||
}
|
||||
|
||||
static inline Guint sha256Sigma0(Guint x) {
|
||||
inline Guint sha256Sigma0(Guint x) {
|
||||
return rotr(x, 2) ^ rotr(x, 13) ^ rotr(x, 22);
|
||||
}
|
||||
|
||||
static inline Guint sha256Sigma1(Guint x) {
|
||||
inline Guint sha256Sigma1(Guint x) {
|
||||
return rotr(x, 6) ^ rotr(x, 11) ^ rotr(x, 25);
|
||||
}
|
||||
|
||||
static inline Guint sha256sigma0(Guint x) {
|
||||
inline Guint sha256sigma0(Guint x) {
|
||||
return rotr(x, 7) ^ rotr(x, 18) ^ (x >> 3);
|
||||
}
|
||||
|
||||
static inline Guint sha256sigma1(Guint x) {
|
||||
inline Guint sha256sigma1(Guint x) {
|
||||
return rotr(x, 17) ^ rotr(x, 19) ^ (x >> 10);
|
||||
}
|
||||
|
||||
static void sha256HashBlock(Guchar *blk, Guint *H) {
|
||||
void sha256HashBlock(Guchar *blk, Guint *H) {
|
||||
Guint W[64];
|
||||
Guint a, b, c, d, e, f, g, h;
|
||||
Guint T1, T2;
|
||||
@ -1342,7 +1304,7 @@ static void sha256HashBlock(Guchar *blk, Guint *H) {
|
||||
H[7] += h;
|
||||
}
|
||||
|
||||
static void sha256(Guchar *msg, int msgLen, Guchar *hash) {
|
||||
void sha256(Guchar *msg, int msgLen, Guchar *hash) {
|
||||
Guchar blk[64];
|
||||
Guint H[8];
|
||||
int blkLen, i;
|
||||
@ -1402,7 +1364,7 @@ static void sha256(Guchar *msg, int msgLen, Guchar *hash) {
|
||||
|
||||
typedef unsigned long long SHA512Uint64;
|
||||
|
||||
static SHA512Uint64 sha512K[80] = {
|
||||
SHA512Uint64 sha512K[80] = {
|
||||
0x428a2f98d728ae22ULL, 0x7137449123ef65cdULL,
|
||||
0xb5c0fbcfec4d3b2fULL, 0xe9b5dba58189dbbcULL,
|
||||
0x3956c25bf348b538ULL, 0x59f111f1b605d019ULL,
|
||||
@ -1445,37 +1407,37 @@ static SHA512Uint64 sha512K[80] = {
|
||||
0x5fcb6fab3ad6faecULL, 0x6c44198c4a475817ULL
|
||||
};
|
||||
|
||||
static inline SHA512Uint64 rotr64(SHA512Uint64 x, Guint n) {
|
||||
inline SHA512Uint64 rotr64(SHA512Uint64 x, Guint n) {
|
||||
return (x >> n) | (x << (64 - n));
|
||||
}
|
||||
|
||||
static inline SHA512Uint64 sha512Ch(SHA512Uint64 x, SHA512Uint64 y,
|
||||
inline SHA512Uint64 sha512Ch(SHA512Uint64 x, SHA512Uint64 y,
|
||||
SHA512Uint64 z) {
|
||||
return (x & y) ^ (~x & z);
|
||||
}
|
||||
|
||||
static inline SHA512Uint64 sha512Maj(SHA512Uint64 x, SHA512Uint64 y,
|
||||
inline SHA512Uint64 sha512Maj(SHA512Uint64 x, SHA512Uint64 y,
|
||||
SHA512Uint64 z) {
|
||||
return (x & y) ^ (x & z) ^ (y & z);
|
||||
}
|
||||
|
||||
static inline SHA512Uint64 sha512Sigma0(SHA512Uint64 x) {
|
||||
inline SHA512Uint64 sha512Sigma0(SHA512Uint64 x) {
|
||||
return rotr64(x, 28) ^ rotr64(x, 34) ^ rotr64(x, 39);
|
||||
}
|
||||
|
||||
static inline SHA512Uint64 sha512Sigma1(SHA512Uint64 x) {
|
||||
inline SHA512Uint64 sha512Sigma1(SHA512Uint64 x) {
|
||||
return rotr64(x, 14) ^ rotr64(x, 18) ^ rotr64(x, 41);
|
||||
}
|
||||
|
||||
static inline SHA512Uint64 sha512sigma0(SHA512Uint64 x) {
|
||||
inline SHA512Uint64 sha512sigma0(SHA512Uint64 x) {
|
||||
return rotr64(x, 1) ^ rotr64(x, 8) ^ (x >> 7);
|
||||
}
|
||||
|
||||
static inline SHA512Uint64 sha512sigma1(SHA512Uint64 x) {
|
||||
inline SHA512Uint64 sha512sigma1(SHA512Uint64 x) {
|
||||
return rotr64(x, 19) ^ rotr64(x, 61) ^ (x >> 6);
|
||||
}
|
||||
|
||||
static void sha512HashBlock(Guchar *blk, SHA512Uint64 *H) {
|
||||
void sha512HashBlock(Guchar *blk, SHA512Uint64 *H) {
|
||||
SHA512Uint64 W[80];
|
||||
SHA512Uint64 a, b, c, d, e, f, g, h;
|
||||
SHA512Uint64 T1, T2;
|
||||
@ -1531,7 +1493,7 @@ static void sha512HashBlock(Guchar *blk, SHA512Uint64 *H) {
|
||||
H[7] += h;
|
||||
}
|
||||
|
||||
static void sha512(Guchar *msg, int msgLen, Guchar *hash) {
|
||||
void sha512(Guchar *msg, int msgLen, Guchar *hash) {
|
||||
Guchar blk[128];
|
||||
SHA512Uint64 H[8];
|
||||
int blkLen, i;
|
||||
@ -1597,7 +1559,7 @@ static void sha512(Guchar *msg, int msgLen, Guchar *hash) {
|
||||
}
|
||||
}
|
||||
|
||||
static void sha384(Guchar *msg, int msgLen, Guchar *hash) {
|
||||
void sha384(Guchar *msg, int msgLen, Guchar *hash) {
|
||||
Guchar blk[128];
|
||||
SHA512Uint64 H[8];
|
||||
int blkLen, i;
|
||||
|
||||
@ -24,31 +24,20 @@
|
||||
// Decrypt
|
||||
//------------------------------------------------------------------------
|
||||
|
||||
class Decrypt {
|
||||
public:
|
||||
namespace Decrypt {
|
||||
|
||||
// Generate a file key. The <fileKey> buffer must have space for at
|
||||
// least 16 bytes. Checks <ownerPassword> and then <userPassword>
|
||||
// and returns true if either is correct. Sets <ownerPasswordOk> if
|
||||
// the owner password was correct. Either or both of the passwords
|
||||
// may be NULL, which is treated as an empty string.
|
||||
static GBool makeFileKey(int encVersion, int encRevision, int keyLength,
|
||||
GBool makeFileKey(int encVersion, int encRevision, int keyLength,
|
||||
GString *ownerKey, GString *userKey,
|
||||
GString *ownerEnc, GString *userEnc,
|
||||
int permissions, GString *fileID,
|
||||
GString *ownerPassword, GString *userPassword,
|
||||
Guchar *fileKey, GBool encryptMetadata,
|
||||
GBool *ownerPasswordOk);
|
||||
|
||||
private:
|
||||
|
||||
static void r6Hash(Guchar *key, int keyLen, const char *pwd, int pwdLen,
|
||||
char *userKey);
|
||||
static GBool makeFileKey2(int encVersion, int encRevision, int keyLength,
|
||||
GString *ownerKey, GString *userKey,
|
||||
int permissions, GString *fileID,
|
||||
GString *userPassword, Guchar *fileKey,
|
||||
GBool encryptMetadata);
|
||||
};
|
||||
|
||||
//------------------------------------------------------------------------
|
||||
|
||||
Reference in New Issue
Block a user