iokit/Kernel/IOHibernateIO.cpp

79 - BootX copies the "__HIB" section to its correct position in memory, quiesces and calls its entry
856 IOPolledFileSeek(IOPolledFileIOVars * vars, uint64_t position)
862     vars->position = position;
864     while (position >= extentMap->length)
866 	position -= extentMap->length;
871     vars->extentRemaining = extentMap->length - position;
872     vars->extentPosition  = vars->position - position;
896 	    size = vars->position & (vars->blockSize - 1);
920 	vars->position += copy;
924 	    uint64_t offset = (vars->position - vars->bufferOffset
930                 && (vars->position > vars->encryptStart)
931                 && ((vars->position - length) < vars->encryptEnd))
936                 encryptLen = vars->position - vars->encryptStart;
940                 if (vars->position > vars->encryptEnd)
941                     encryptLen -= (vars->position - vars->encryptEnd);
971 if (vars->position & (vars->blockSize - 1)) HIBLOG("misaligned file pos %qx\n", vars->position);
984 		vars->extentPosition  = vars->position;
1030 //	vars->position += copy;
1032 	if ((vars->bufferOffset == vars->bufferLimit) && (vars->position < vars->readEnd))
1043 if (vars->position & (vars->blockSize - 1)) HIBLOG("misaligned file pos %qx\n", vars->position);
1045 	    vars->position        += vars->lastRead;
1053 		vars->extentPosition  = vars->position;
1063 	    uint64_t offset = (vars->position
1069 	    if ((length + vars->position) > vars->readEnd)
1070 	    	length = vars->readEnd - vars->position;
2254 	vars->fileVars->encryptStart = (vars->fileVars->position & ~(AES_BLOCK_SIZE - 1));
2372         	pageCount, vars->fileVars->position);
2389                 vars->fileVars->encryptStart = (vars->fileVars->position & ~(((uint64_t)AES_BLOCK_SIZE) - 1));
2524                 vars->fileVars->encryptEnd = ((vars->fileVars->position + 511) & ~511ULL);
2543                 image1Size = vars->fileVars->position;
2553         header->imageSize    = vars->fileVars->position;