secure programming for linux and unix howto david a wheeler

Secure Programming for Linux and Unix HOWTO ppt

... important if you store data in these formats) Most data formats have an escape sequence to handle these cases; use it, or filter such data on input • A character sequence may have special meaning ... “ease of use”, for example, installing a secure configuration may take more effort than a “trivial” installation that works but is insecure OFten, this apparant conflict can be resolved, for example, ... server, “Interbase” This back door allowed any local or remote user to manipulate any database object and install arbitrary programs, and in some cases could lead to controlling the machine as “root”...

Serial port programming for Windows and Linux

Danh mục: Cơ khí - Chế tạo máy

... open and configured, a program can send and receive data through it In both Windows and Linux the serial port is treated as a file, and the file read and write operations are used to send data to and ... has separate pins for transmit and receive, a device //security attributes can send and receive data at the same time Sending //0 here means that this file handle and receiving data at the same ... variable NULL); DWORD read = -1; ReadFile( //the HANDLE that we //are reading from fileHandle, / /a pointer to an array //of words that we //want to read data, //the size of the //array of values...

Learning Core Audio: A Hands-On Guide to Audio Programming for Mac and iOS ppt

Danh mục: Hệ điều hành

... Walker, Nick Thompson, Matthew Mora, Brad Ford, Murray Jason, and Edward Agabeg:Thanks for sharing with me your passion and knowledge of audio Special thanks to David Avila, Daniel Kaufman, Andre ... any particular part of the data changes Core Audio supports variable frame rate formats:The amount of data for any given frame may vary, but the packets remain the same size Core Audio also supports ... rate (CBR) data sometimes employs simpler API calls than variable bit rate (VBR) For example, when you read audio data from a file or stream,VBR data supplies you with a block of data and an array...

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64 bit intel assembly language programming for linux

Danh mục: An ninh - Bảo mật

... my sons, David and Adam, for their encouragement and assistance Phyllis and Adam are responsible for the cover design for both this and the Create Space book Contents iii Preface Acknowledgements ... is a 195 page book which covers the basics of assembly language and is a great start at 32 bit assembly language While working on this book, I discovered a treatise by Drs Bryant and O 'Hallaron ... the translation from high level language to machine lan guage is fundamental in understanding why bugs behave the way they Without studying assembly language, a programming language is primar...

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Robert l wood c programming for scientists and engineers

Danh mục: Kỹ thuật lập trình

... allows the programmer to create arrays of arrays, arrays of data structures and data structures that contain arrays Typical examples of array declaration statements are: int A[ lO]; an array of 10 integers ... generally, we as programmers not Thus, a variable is an item of data that has a name and whose value can be changed within a program Before a variable can be used, it must be given a name and ... char can only hold a single character To hold a character string, such as a person's name, an array of type char is ASCII = American Standard Code for Information Interchange 8 C programming for...

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game and graphics programming for ios and android with opengl es 2.0

Danh mục: Kỹ thuật lập trình

... you with an easy-to-use way to gain access to uniform variable(s) and vertex attributes that are automatically assigned by the GPU It also provides an easy-to-use callback mechanism that allows ... object (albeit a very simple object — but hey, that’s a start!) You were able to animate it onscreen using translation and rotation, and you have set up a basic look-at matrix to simulate a camera ... attributes and uniform variables; translate, rotate, and scale basic geometry; and create a simple camera look-at matrix c02.indd 12/31/11 8:56:17 AM 10 ❘ CHAPTER SETTING UP YOUR GRAPHIC PROJECTIONS...

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Game and Graphics Programming for iOS and Android with OpenGL ES 2.0 docx

Danh mục: Kỹ thuật lập trình

... up and draw a basic shape onscreen, use the depth buffer, manipulate vertex attributes and uniform variables, create a look-at matrix to manipulate the viewer eye location and direction, and a ... you with an easy-to-use way to gain access to uniform variable(s) and vertex attributes that are automatically assigned by the GPU It also provides an easy-to-use callback mechanism that allows ... attributes and uniform variables; translate, rotate, and scale basic geometry; and create a simple camera look-at matrix www.it-ebooks.info c02.indd 12/31/11 8:56:17 AM 10 ❘ CHAPTER SETTING UP YOUR GRAPHIC...

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Báo cáo khoa học: "Dynamic programming for parsing and estimation of stochastic uniﬁcation-based grammars∗" pot

Danh mục: Báo cáo khoa học

... representations are actually constructed; see Maxwell III and Kaplan (1995) for details A parse generated by a unification grammar is a finite subset of a set F of features Features are parse fragments, ... Maxwell and Kaplan packed parse representations that will be important for what follows This characterisation omits many details about unification grammars and the algorithm by which the packed ... representations, the statistics required for parsing and estimation are the kinds of quantities that dynamic programming algorithms for graphical models can perform Since neither Maxwell and Kaplan’s...

windows phone 7 programming for android and ios developers

Danh mục: Kỹ thuật lập trình

... WP7 Available application frameworks Cocoa Touch Android framework Silverlight and XNA Programming languages Object-C Java NET languages (C# and Visual Basic.NET) Native API access Yes Yes, via ... Silverlight- and XNA-based application framework, and Xbox LIVE and Zune integration The effort has ﬁ nally paid off WP7 was launched in Europe, Singapore, and Australia in October 2010, and in the U.S and ... a submitted application Essentially, developers simply register an account, upload an application, and describe it, and the application appears in the Android Market Google has a team that handles...

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Parallel Programming: for Multicore and Cluster Systems- P1 ppsx

Danh mục: Phần cứng

... second part presents parallel programming models, performance models, and parallel programming environments for message passing and shared memory models, including MPI, Pthreads, Java threads, and ... implementation of efﬁcient parallel programs for a wide variety of application areas Performance models and techniques for runtime analysis are described in detail, as they are a prerequisite for achieving ... OpenMP For each of these parallel programming environments, the book gives basic concepts as well as more advanced programming methods and enables the reader to write and run semantically correct and...

Parallel Programming: for Multicore and Cluster Systems- P2 pot

Danh mục: Phần cứng

... and mapping strategy which leads to a good load balance and a small overhead is often difficult because of many interactions For example, reducing the overhead for information exchange may lead ... suitable for a parallel execution This is normally the case for scientific simulations To obtain a parallel program, the algorithm must be formulated in a suitable programming language Parallel ... development of a parallel program and is difficult to automate Potential parallelism is an inherent property of an application algorithm and influences how an application can be split into tasks The tasks...

Parallel Programming: for Multicore and Cluster Systems- P3 pps

Danh mục: Phần cứng

... elements each of which has a separate instruction and data access to a (shared or distributed) program and data memory In each step, each processing element loads a separate instruction and a separate ... effects can occur, see also Chaps and The existence of a global memory is a signiﬁcant advantage, since communication via shared variables is easy and since no data replication is necessary as is ... the location of a data value in the global memory, since an access to a data value in the local SMP memory is faster than an access to a data value in the memory of another SMP node via the coherence...

Parallel Programming: for Multicore and Cluster Systems- P4 pptx

Danh mục: Phần cứng

... Each core can perform floating-point operations and contains a local cache as well as a router to perform data transfer between the cores and the main memory There are additional cores for processing ... transfer correctly as fast as possible, even if several messages have to be transferred at the same time Message transfer and memory accesses represent a significant part of operations of parallel ... energy management, cache and memory hierarchy, and I/O The Teraflop processor developed as a prototype contains 80 cores, which are arranged in a 8×10 mesh, see Fig 2.10 for an illustration Each core...

Parallel Programming: for Multicore and Cluster Systems- P5 pot

Danh mục: Phần cứng

... distances for message transmission, • a small node degree to reduce the hardware overhead for the nodes, • a large bisection bandwidth to obtain large data throughputs, 32 Parallel Computer Architecture ... requirements formulated for the architecture of the parallel system based on typical usage patterns Generally, the following topological properties are desirable: • a small diameter to ensure small distances ... bisection bandwidth is also B(G) = In practice, ring networks can be used for small number of processors and as part of more complex networks A d-dimensional mesh (also called d-dimensional array) for...

Parallel Programming: for Multicore and Cluster Systems- P6 pdf

Danh mục: Phần cứng

... selecting a path from a speciﬁc input device to the selected output device and setting the switches on the path such that the connection is established axb axb b b a a a xb a axb a axb a xb a axb a memory ... connected to node (α , i + 1) for ≤ i < k if and only if 44 Parallel Computer Architecture a) 000 stage stage stage stage stage stage stage stage stage stage stage stage 001 010 011 100 101 110 ... sequence are connected by a physical network link The path starts with node A and ends at node B A large variety of routing algorithms have been proposed in the literature, and we can only give a short...