5812-DS00-R datasheet(5/84 Pages) BOARDCOM

5 / 84 page

Advance Data Sheet

BCM5812

3/11/03

B roa dcom Co rpo rat ion

Document

5812-DS01-405-R

Page v

LIST OF FIGURES

Figure 1: Functional Block Diagram .....................................................................................................................i

Figure 2: BCM5812 Programming Overview ...................................................................................................... 2

Figure 3: Master Command Record Format ....................................................................................................... 3

Figure 4: Packet Descriptor Format.................................................................................................................... 4

Figure 5: IPsec DES/3DES Command Context.................................................................................................. 7

Figure 6: Computed HMAC Inner and Outer State............................................................................................. 8

Figure 7: CBC Mode......................................................................................................................................... 10

Figure 8: Packet Description for IPsec DES/3DES Encryption and Authentication.......................................... 11

Figure 9: IPsec Packet Description Showing Input Fragments ........................................................................ 12

Figure 10: IPsec Packet Description Showing Output Fragments....................................................................12

Figure 11: SSL Record Structure ..................................................................................................................... 13

Figure 12: SSL MAC Computation Using MD5 ................................................................................................ 14

Figure 13: SSL MAC Computation Using SHA-1 ............................................................................................. 14

Figure 14: SSL MAC Command Context.......................................................................................................... 15

Figure 15: SSL MAC Authentication Output ..................................................................................................... 16

Figure 16: TLS HMAC Computation ................................................................................................................. 17

Figure 17: TLS HMAC Command Context ....................................................................................................... 18

Figure 18: SSL/TLS DES/3DES Command Context ........................................................................................ 19

Figure 19: ARCFOUR Command Context........................................................................................................ 20

Figure 20: ARCFOUR Packet Description Showing Input Fragments.............................................................. 21

Figure 21: ARCFOUR Packet Description Showing Output Fragments ........................................................... 22

Figure 22: Pure MD5/SHA-1 Hash Command Context .................................................................................... 23

Figure 23: IPsec AES Command Context ........................................................................................................ 24

Figure 24: Counter Mode.................................................................................................................................. 26

Figure 25: Diffie-Hellman Public Key Generate................................................................................................ 28

Figure 26: Diffie-Hellman Secret Key ............................................................................................................... 29

Figure 27: RSA Public Key ............................................................................................................................... 30

Figure 28: RSA Private Key.............................................................................................................................. 31

Figure 29: DSA Sign......................................................................................................................................... 33

Figure 30: DSA Verify....................................................................................................................................... 34

Figure 31: Random Number Generation Command Context ........................................................................... 35

Figure 32: Modular Add .................................................................................................................................... 36

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