diff options
| author | Damien Miller <djm@mindrot.org> | 2003-11-21 23:48:55 +1100 |
|---|---|---|
| committer | Damien Miller <djm@mindrot.org> | 2003-11-21 23:48:55 +1100 |
| commit | a8e06cef35c205e1aa562513c6d034a10c8c9a6d (patch) | |
| tree | cf8bdb4466f553088c020b9179cabd6eaf196075 /OVERVIEW | |
| parent | 8c5e91c03fdd2693f0635f8b2a9904bffc94ce16 (diff) | |
- djm@cvs.openbsd.org 2003/11/21 11:57:03
[everything]
unexpand and delete whitespace at EOL; ok markus@
(done locally and RCS IDs synced)
Diffstat (limited to 'OVERVIEW')
| -rw-r--r-- | OVERVIEW | 18 |
1 files changed, 9 insertions, 9 deletions
| @@ -5,7 +5,7 @@ to developers.] | |||
| 5 | 5 | ||
| 6 | This document is intended for those who wish to read the ssh source | 6 | This document is intended for those who wish to read the ssh source |
| 7 | code. This tries to give an overview of the structure of the code. | 7 | code. This tries to give an overview of the structure of the code. |
| 8 | 8 | ||
| 9 | Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi> | 9 | Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi> |
| 10 | Updated 17 Nov 1995. | 10 | Updated 17 Nov 1995. |
| 11 | Updated 19 Oct 1999 for OpenSSH-1.2 | 11 | Updated 19 Oct 1999 for OpenSSH-1.2 |
| @@ -20,7 +20,7 @@ There are some subsystems/abstractions that are used by a number of | |||
| 20 | these programs. | 20 | these programs. |
| 21 | 21 | ||
| 22 | Buffer manipulation routines | 22 | Buffer manipulation routines |
| 23 | 23 | ||
| 24 | - These provide an arbitrary size buffer, where data can be appended. | 24 | - These provide an arbitrary size buffer, where data can be appended. |
| 25 | Data can be consumed from either end. The code is used heavily | 25 | Data can be consumed from either end. The code is used heavily |
| 26 | throughout ssh. The basic buffer manipulation functions are in | 26 | throughout ssh. The basic buffer manipulation functions are in |
| @@ -28,7 +28,7 @@ these programs. | |||
| 28 | data types is in bufaux.c. | 28 | data types is in bufaux.c. |
| 29 | 29 | ||
| 30 | Compression Library | 30 | Compression Library |
| 31 | 31 | ||
| 32 | - Ssh uses the GNU GZIP compression library (ZLIB). | 32 | - Ssh uses the GNU GZIP compression library (ZLIB). |
| 33 | 33 | ||
| 34 | Encryption/Decryption | 34 | Encryption/Decryption |
| @@ -89,7 +89,7 @@ these programs. | |||
| 89 | code is linked into the server. The routines also manipulate | 89 | code is linked into the server. The routines also manipulate |
| 90 | known hosts files using code in hostfile.c. Code in canohost.c | 90 | known hosts files using code in hostfile.c. Code in canohost.c |
| 91 | is used to retrieve the canonical host name of the remote host. | 91 | is used to retrieve the canonical host name of the remote host. |
| 92 | Code in match.c is used to match host names. | 92 | Code in match.c is used to match host names. |
| 93 | 93 | ||
| 94 | - In the client end, authentication code is in sshconnect.c. It | 94 | - In the client end, authentication code is in sshconnect.c. It |
| 95 | reads Passwords/passphrases using code in readpass.c. It reads | 95 | reads Passwords/passphrases using code in readpass.c. It reads |
| @@ -147,10 +147,10 @@ these programs. | |||
| 147 | operations, and finally the server enters the normal session | 147 | operations, and finally the server enters the normal session |
| 148 | mode by calling server_loop in serverloop.c. This does the real | 148 | mode by calling server_loop in serverloop.c. This does the real |
| 149 | work, calling functions in other modules. | 149 | work, calling functions in other modules. |
| 150 | 150 | ||
| 151 | - The code for the server is in sshd.c. It contains a lot of | 151 | - The code for the server is in sshd.c. It contains a lot of |
| 152 | stuff, including: | 152 | stuff, including: |
| 153 | - server main program | 153 | - server main program |
| 154 | - waiting for connections | 154 | - waiting for connections |
| 155 | - processing new connection | 155 | - processing new connection |
| 156 | - authentication | 156 | - authentication |
| @@ -162,9 +162,9 @@ these programs. | |||
| 162 | 162 | ||
| 163 | - There are several other files in the distribution that contain | 163 | - There are several other files in the distribution that contain |
| 164 | various auxiliary routines: | 164 | various auxiliary routines: |
| 165 | ssh.h the main header file for ssh (various definitions) | 165 | ssh.h the main header file for ssh (various definitions) |
| 166 | getput.h byte-order independent storage of integers | 166 | getput.h byte-order independent storage of integers |
| 167 | includes.h includes most system headers. Lots of #ifdefs. | 167 | includes.h includes most system headers. Lots of #ifdefs. |
| 168 | tildexpand.c expand tilde in file names | 168 | tildexpand.c expand tilde in file names |
| 169 | uidswap.c uid-swapping | 169 | uidswap.c uid-swapping |
| 170 | xmalloc.c "safe" malloc routines | 170 | xmalloc.c "safe" malloc routines |