release/src/router/dropbear/filelist.txt

   1 This file is out of date - it remains here in case it is still of use.
   2 The basic naming convention is svr- and cli-  for seperate parts,
   3 then common- for common parts. Some files have no prefix.
   4
   5 A brief rundown on which files do what, and their corresponding sections
   6 in the IETF drafts. The .c files usually have corresponding .h files.
   7
   8 Transport layer  draft-ietf-secsh-transport-16.txt
   9 ===============
  10
  11 session.c               Contains the main select() loop, and handles setting
  12                         up/closing down ssh connections
  13
  14 algo.c                  Framework for handling various ciphers/hashes/algos,
  15                         and choosing between the lists of client/server
  16                         preferred ones
  17
  18 kex.c                   Key exchange routines, used at startup to negotiate
  19                         which algorithms to use, and also to obtain session
  20                         keys. This also runs when rekeying during the
  21                         connection.
  22
  23 packet.c                Handles the basic packet encryption/decryption,
  24                         and switching to the appropriate packet handlers.
  25                         Called from session.c's main select loop.
  26
  27 service.c               Handles service requests (userauth or connection)
  28
  29
  30 Authentication  draft-ietf-secsh-userauth-17.txt
  31 ==============
  32
  33 auth.c                  General auth handling, including user checking etc,
  34                         passes different auth types to auth{passwd,pubkey}
  35
  36 authpasswd.c            Handles /etc/passwd or /etc/shadow auth
  37
  38 authpubkey.c            Handles ~/.ssh/authorized_keys auth
  39
  40
  41 Connection  draft-ietf-secsh-connect-17.txt
  42 ==========
  43
  44 channel.c               Channel handling routines - each shell/tcp conn/agent
  45                         etc is a channel.
  46
  47 chansession.c           Handles shell/exec requests
  48
  49 sshpty.c                From OpenSSH, allocates PTYs etc
  50
  51 termcodes.c             Mapping of POSIX terminal codes to SSH terminal codes
  52
  53 loginrec.c              From OpenSSH, handles utmp/wtmp logging
  54
  55 x11fwd.c                Handles X11 forwarding
  56
  57 agentfwd.c              Handles auth-agent forwarding requests
  58
  59 localtcpfwd.c           Handles -L style tcp forwarding requests, setting
  60                         up the listening port and also handling connections
  61                         to that port (and subsequent channels)
  62
  63
  64 Program-related
  65 ===============
  66
  67 dbmulti.c               Combination binary chooser main() function
  68
  69 dbutil.c                Various utility functions, incl logging, memory etc
  70
  71 dropbearconvert.c       Conversion from dropbear<->openssh keys, uses
  72                         keyimport.c to do most of the work
  73
  74 dropbearkey.c           Generates keys, calling gen{dss,rsa}
  75
  76 keyimport.c             Modified from PuTTY, converts between key types
  77
  78 main.c                  dropbear's main(), handles listening, forking for
  79                         new connections, child-process limits
  80
  81 runopts.c               Parses commandline options
  82
  83 options.h               Compile-time feature selection
  84
  85 config.h                Features selected from configure
  86
  87 debug.h                 Compile-time selection of debug features
  88
  89 includes.h              Included system headers etc
  90
  91
  92 Generic Routines
  93 ================
  94
  95 signkey.c               A generic handler for pubkeys, switches to dss or rsa
  96                         depending on the key type
  97
  98 rsa.c                   RSA asymmetric crypto routines
  99
 100 dss.c                   DSS asymmetric crypto routines
 101
 102 gendss.c                DSS key generation
 103
 104 genrsa.c                RSA key generation
 105
 106 bignum.c                Some bignum helper functions
 107
 108 queue.c                 A queue, used to enqueue encrypted packets to send
 109
 110 random.c                PRNG, based on /dev/urandom or prngd
 111
 112 atomicio.c              From OpenSSH, does `blocking' IO on non-blocking fds
 113
 114 buffer.c                Buffer-usage routines, with size checking etc
 115
 116
 117 vim:set ts=8: