'Char buffer' presentation slideshows

CS 552 Computer Security

750 views • 61 slides

Operasi Output Input

Operasi Output Input. Pertemuan 0 3. Dasar Pemrograman Komputer [TKL-4002] 2010. Learning Outcomes. Pada akhir pertemuan , diharapkan mahasiswa akan mampu : Menggunakan standard library function yang berhubungan dengan operasi output dan input standart dalam bahasa pemrograman C.

691 views • 51 slides

Operasi Output Input

Operasi Output Input. Pertemuan 0 3. Dasar Pemrograman Komputer [TKL-4002] 2010. Learning Outcomes. Pada akhir pertemuan , diharapkan mahasiswa akan mampu : Menggunakan standard library function yang berhubungan dengan operasi output dan input standart dalam bahasa pemrograman C.

668 views • 51 slides

Operasi Output Input

Operasi Output Input. Pertemuan 0 3. Dasar Pemrograman Komputer [TKL-4002] 2010. Learning Outcomes. Pada akhir pertemuan , diharapkan mahasiswa akan mampu : Menggunakan standard library function yang berhubungan dengan operasi output dan input standart dalam bahasa pemrograman C.

698 views • 51 slides

Lecture 21 Chapter 14: Protection Chapter 15: Security

Lecture 21 Chapter 14: Protection Chapter 15: Security. Chapter 14: Protection. Goals of Protection Principles of Protection Domain of Protection Access Matrix Implementation of Access Matrix Access Control Revocation of Access Rights Capability-Based Systems

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Chapter 15: Security

Chapter 15: Security Chapter 15: Security The Security Problem Program Threats System and Network Threats Cryptography as a Security Tool User Authentication Implementing Security Defenses Firewalling to Protect Systems and Networks Computer-Security Classifications

784 views • 43 slides

Embedded Wireless Workshop

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EC-241 Object-Oriented Programming

EC-241 Object-Oriented Programming. LECTURE 12. C++ File I /O. A stream is a general name given to a flow of data. Disk file I/O is a special case of the general I/O system The classes used specifically for Disk file I/O are declared in the file FSTREAM. Stream class hierarchy (simplified).

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Watching Software Run

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Benchmarking FORTRAN / C / C++

Benchmarking FORTRAN / C / C++. For LINUX 2.0 (Debian and Red Hat), and Windows NT 4.0. C. Leggett. Compilers. Linux: Debian 2.0 g++: egcs-2.91.57 19980901 (egcs-1.1 release) KCC: 3.3c -- June 24, 1998 f77 g77: egcs-2.91.57 19980901 (egcs-1.1 release) Linux: Red Hat 5.1

612 views • 31 slides

Chapter 4 UNIX I/O

Source: Robbins and Robbins, UNIX Systems Programming, Prentice Hall, 2003. Chapter 4 UNIX I/O. 4.1 Device Terminology. Device Terminology. A peripheral device is a piece of hardware accessed by a computer system

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Learning Objectives

Learning Objectives. Field and record organization Index file C++ code that deals with field and record organization. Field and Record Organization.

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Learning Objectives

Learning Objectives. Field and record organization Index file C++ code that deals with field and record organization. Field and Record Organization.

344 views • 28 slides

Buffer Overflows

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Nachos Instructional OS: Part 3B

Nachos Instructional OS: Part 3B. CS 170, Tao Yang. Topics. File system implementation. Assignment 3B for File system extension. Nachos Kernel Read/write. Nachos File System. Linux. openFile objects. openFile objects. openFile objects. SynchDisk. Two versions:

253 views • 23 slides

Pointers and Arrays Beyond Chapter 16

Pointers and Arrays Beyond Chapter 16. Pointers and Arrays. What are the real differences? Pointer Holds the address of a variable Can be pointed anywhere in memory Array A contiguous chunk of allocated ROM The Array Name is the address of where the data starts

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Buffer Overflow Exploits

Buffer Overflow Exploits. CS-480b Dick Steflik. What is a buffer overflow?. Memory global static heap malloc( ) , new Stack non-static local variabled value parameters Buffer is a contiguously allocated chunk of memory

171 views • 16 slides

C Insecurities

C Insecurities. CS-212 Dick Steflik. What is a buffer overflow?. Memory global static heap malloc( ) , new Stack non-static local variabled value parameters Buffer is a contiguously allocated chunk of memory Anytime we put more data into a data structure than it was designed for.

187 views • 16 slides

Too Much Milk With Locks

Both threads: struct lock l; ... l ock_acquire (&l); if (milk == 0) { buy_milk (); } lock_release (& l);. Too Much Milk With Locks. char buffer[SIZE]; int count = 0; int head = 0, tail = 0; struct lock l; lock_init (&l); void put(char c) { lock_acquire (&l); count++;

152 views • 5 slides