Buffer

Sep 22, 2014

10 likes | 194 Views

IDE. Data lines. A0A1 A2. Buffer. A2 A3 A4. IDE-nCS0 IDE-nCS1 IDE-nIOW IDE-nIOR IDE-DMACK. nCS1 nCS2 nPWE nOE nCS-IDEDMA. IDE-DMARQ IDE-INT IDE-IORDY. nCS1-GPIO15(O/P) nCS2-GPIO78(O/P) nPWE-GPIO49(O/P) nOE- ?? nCS-IDEDMA-GPIO20(I/P).

Share Presentation

Embed Code

Link

tamma

Download Presentation

Buffer

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

IDE Data lines A0A1 A2 Buffer A2 A3 A4 IDE-nCS0 IDE-nCS1 IDE-nIOW IDE-nIOR IDE-DMACK nCS1 nCS2 nPWE nOE nCS-IDEDMA IDE-DMARQ IDE-INT IDE-IORDY nCS1-GPIO15(O/P) nCS2-GPIO78(O/P) nPWE-GPIO49(O/P) nOE- ?? nCS-IDEDMA-GPIO20(I/P)

Buffer Overflows

Buffer Overflows. Lesson 14. Example of poor programming/errors. Buffer Overflows result of poor programming practice use of functions such as gets and strcpy these don’t check input for boundaries may allow individual to gain root or admin access

650 views • 15 slides

Buffer overflow

Buffer overflow. Cecilia Menéndez González Erick Giovanni Sánchez Madero Miguel Ángel González Alarcón.

278 views • 9 slides

Buffer solutions

Buffer solutions. Lab 9. introduction. Adding trace amount of acid to water will result in increase in H + concentration. In the same manner, adding trace amount of alkali eg . NaOH to pure water will result in increase of OH −

733 views • 11 slides

Buffer overflows

Buffer overflows. Serious Note. Try a web search for “buffer overflow exploit”. Check alt.2600, rootshell.com, antionline.com – you can find long lists of exploits based on buffer overflow.

551 views • 29 slides

Buffer Management

Buffer Management. The buffer manager reads disk pages into a main memory page as needed. The general idea is to minimize the amount of disk I/O by keeping likely-to-be-requested pages in memory. Overview. Requests. The collection of main memory pages used by the

546 views • 8 slides

No buffer

ADDITIONAL FILE 2. Activity based protein profiling (ABPP) of male (A) and female (B) urines without pH modification and at pH 5, 7 and 9. A. Male, n=9. B. Female, n=9. No buffer. pH 5. No buffer. pH 5. Serine hydrolase ABPP. pH 9. pH 7. pH 9. pH 7. No buffer. pH 5. No buffer.

189 views • 1 slides

Buffer Overflow

Buffer Overflow. The crown jewel of attacks. Buffer Overflow. Remains the principle method used to exploit software by remotely injecting malicious code It remains to be the “Crown Jewel of Attacks.”

341 views • 12 slides

Slide1: BUFFER

Slide1: BUFFER. 1.2 Buffer Atribute : package java.nio; public abstract class Buffer { private int mark = -1; private int position = 0; private int limit; private int capacity; }

186 views • 7 slides

Buffer Management

Buffer Management. Storage Technology: Topic 2. Effective Use of Main Memory. Memory is used as a cache for data on disk Issue: Granularity? Issue: Updates? Issue: Replacement? Issue: Efficient lookup? Issue: Concurrency?. Buffer Management in a DBMS. Page Requests from Higher Levels.

476 views • 9 slides

Frame Buffer

D irect. D irect. FB. Frame Buffer. New embedded graphic standard. 정의. Embedded 장치의 그래픽을 지원 - 소프트웨어 라이브러리 Frame Buffer 장치의 상단에 구현된 그래픽 API 그래픽 및 입력 장치 처리 , 윈도 시스템을 통합. 정의. 가벼움 : 디스크 공간과 CPU 를 사용하는 X server 의 실행이 필요 없음 사용자의 인터페이스가 매우 적어짐 : Desktop 처럼 보여질 필요가 없음. 정의.

598 views • 29 slides

Buffer Solutions

678 views • 20 slides

Buffer Overflow

Buffer Overflow. cd80@LeaveRet. LeaveRet 팀장 WiseGuyz 팀원 카톡 leaveret 블로그 http://cd80.tistory.com. 소개. 1. 버퍼오버플로우의 역사 2. 버퍼오버플로우 사전지식 3. 버퍼오버플로우 발생원인 4. 버퍼오버플로우 개념 5. 시 연. 목차. 1972 년 컴퓨터 보안 기술 계획 연구 1980 년 PC 확산 1988 년 모리스 웜 1996 년 Smashing The Stack For Fun And Profit

346 views • 9 slides

Buffer Overflow

Buffer Overflow. Prabhaker Mateti Wright State University. example3.c. void function(int a, int b, int c) { char buffer1[5]; char buffer2[10]; int *ret; ret = buffer1 + 12; (*ret) += 8; } void main() { int x; x = 0; function(1,2,3); x = 1; printf("%d ",x);

272 views • 18 slides

Buffer solutions

Buffer solutions. Conjugate Acid and Base. Conjugate acid and base , HA/A - , differ by one proton. The conjugate acid of a base, is the base plus the attached proton. And the conjugate base of an acid is the acid minus the proton. Example:. Acid And Base Ionization Constants.

521 views • 16 slides

Z-buffer

Z-buffer. Kurt Akeley CS248 Lecture 13 6 November 2007 http://graphics.stanford.edu/courses/cs248-07/. Painter’s algorithm. Initial OpenGL behavior is “painter’s algorithm” Fragment color values overwrite sample color values Sequence is guaranteed

621 views • 54 slides

buffer

Supplementary Figure S14. A. B. kDa. WT. ∆C12. buffer. wt. ΔC12. (ng/ml). 10. 5. 10. 5. 25. 20. 15. β-actin. 10. CBB stained. Supplementary Figure S14. L1-RTP by Vpr required a carboxy-terminal region.

149 views • 1 slides

Buffer

Buffer. A solution that can resist a change in pH when an acid or a base is added to it. Buffer capacity. The amount of acid or base that a buffer can withstand before the pH changes. PH – depends on the Ka and the concentration of acid/base pairs. Henderson Hasselbalch equation.

288 views • 6 slides

Buffer Cache

Buffer Cache. 내 용. 개념 Why Needs ? Dat structure Algorithms Getblk(), brease(), bread(), breada(), bwrite(). Buffer Cache 의 개념. File system 과 Hard Disk 관계 overview 그림 참조 Contains the data in recently used disk blocks Software structure, not hardware cache. Buffer Cache 를 사용하는 이유.

600 views • 30 slides

Buffer Overflows

Buffer OverFlow استفاده از خطاهای برنامه نویس و نفوذ به قسمتهایی از حافظه که در حالت عادی اجازه دسترسی به آنها برای اجرا کننده برنامه وجود ندارد!. Buffer Overflows. نگاه کلی به پدید سریزی بافر یک مثال واقعی SQL Slammer - مکانیزم های کشف و پیشگیری. نگاه کلی.

431 views • 29 slides

buffer

buffer. Whenever a read or readln is executed and you type a line of data terminated by hitting ENTER, that line, along with the CR/LF end of line marker is stored as characters in a series of memory locations called the input buffer. Remember CR and LF are stored as two separate characters.

349 views • 12 slides

AR15 Buffer Tube – AR Buffer Tube - AR15 Pistol Buffer Tube

Are you looking for AR15 Buffer Tube, AR Buffer Tube, AR15 Pistol Buffer Tube, AR15 Buffer Tube Kits, AR15 Buffer Tube Parts and AR15 Buffer Tube Accessories at discounted price, donu2019t worry visit us online at AR15 Handguard (ar15handguard.com) to buy these products in Pomona, CA, USA from best manufacturers and fast delivery. https://www.ar15handguard.com/ar-buffer-tube-stock

43 views • 1 slides

Buffer Problems

Buffer Probelms

469 views • 45 slides

More Related