'Argv 1' diaporamas de présentation

CSCE 510 - Systems Programming

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Other filesystem system calls

Other filesystem system calls. pipe dup mount umount link unlink system popen. Write pointer. Read pointer. 0. 1. 2. 3. 4. 5. 6. 7. 8. 9. Unnamed and named pipes. Pipes and FIFOs (also known as named pipes) provide a unidirectional interprocess communication channel.

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Sploit 101 Buffer Overflows, Format Strings, Heap Overflows

Sploit 101 Buffer Overflows, Format Strings, Heap Overflows. Simple Nomad n omad m obile r esearch c entre. Warning. Very geeky presentation Assumes you are smart or willing to learn Extremely technical Questions are welcomed, but I will probably skip over basics in lieu of time.

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??? : Lecture 6 Shell Programming

??? : Lecture 6 Shell Programming. Extension of Functionality. UNIX is designed so that users can extend the functionality To build new tools easily and efficiently To customize the shell and user interface. To string together a series of Unix commands to create new functionality.

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OS ??

OS ??. 1.Copy( ??????? ) 2.Tasklist( ????? ). Outline. ?? / ???? Goal : ???? copy ? tasklist copy / tasklist ? ??? ?? ?? / ?? ????? MS .Net 2003 Wizard/Console ???? / ?? argc / argv / EnumProcesses ?? / ??. ?? / ????. ?? ??????? Dos ?? copy

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CSE 20232 Lecture 8 – Loops, Files & More

CSE 20232 Lecture 8 – Loops, Files & More. Linux Piping and I/O redirection |, <, >, >> C style I/O Input: scanf(…), fscanf(…) Output: printf(…), fprintf(…) C files FILE, fopen(), fclose() Command line arguments argc & argv. Piping with “|” in Linux.

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Chapter 18 - C Legacy Code Topics

Chapter 18 - C Legacy Code Topics. Outline 18.1 Introduction 18.2 Redirecting Input/Output on UNIX and DOS Systems 18.3 Variable-Length Argument Lists 18.4 Using Command-Line Arguments 18.5 Notes on Compiling Multiple-Source-File Programs

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Introduction to Unix Operating System

Introduction to Unix Operating System. Introduction: Unix System. Operating System: a system that manages the resources of a computer. Resources: CPUs, Memory, I/O devices, Network Kernel: the memory resident portion of Unix system File system Process Control System.

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Computational Physics Numerical Differentiation

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Chapter Ten

Chapter Ten. Developing UNIX Applications In C and C++. Lesson A. C Programming in a UNIX Environment. Objectives. Create simple C programs Understand C program structure Use the make utility to help with program development and maintenance. Introducing C Programming.

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CS241 Systems Programming

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Writing Shell Scripts

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Chapter 14

Chapter 14. Unix domain protocol. contents. Introduction unix domain socket address structure socketpair socket function unix domain stream client-server unix domain datagram client-server passing descriptors receiving sender credentials. Introduction. Unix domain protocol

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CS 241 System Programming

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Lecture 10: Synchronization (Chapter 6)

Lecture 10: Synchronization (Chapter 6). #include <pthread.h> #include <stdio.h> int sum; /* this data is shared by the thread(s) */ void *runner(void *param); /* the thread */ main(int argc, char *argv[]) { pthread_t tidl, tid; /* the thread identifier */

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Using Lex

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CS 471/571

CS 471/571. Sockets 3. Echo UDP Client in C. //includes not shown int main(int argc, char *argv[]) { int sockfd; struct sockaddr_in server; unsigned int clen; int len; char msg[100]; sockfd = socket(AF_INET, SOCK_DGRAM, 0); memset(&server, 0, sizeof(struct sockaddr_in));

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Introduction to Linux (II)

CS1103 ????????. Introduction to Linux (II). Prof. Chung-Ta King Department of Computer Science National Tsing Hua University. Linux ????. BIOS ???????????????? Bootloader BootLoader ??????????????. bootloader. PowerOn. BIOS. Hardware ??. Linux kernel. init. System ready.

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Introduction to C Programming

Introduction to C Programming. Homework 4. Homework 4-1. ?? ?? N x N ????????????? N < 8 ??????? N ? ? ???? N x N ??? ?? ???????? ???? ???? ??????? ??? void swap( int *, int *) ?????? Sample input 4 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Sample output 1 5 9 13 2 6 10 14

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?????????????? ? 9 ??? (12/16 ?? )

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