Mercurial > dropbear
comparison options.h @ 454:7e43f5e473b9
- Add -K keepalive flag for dropbear and dbclient
- Try to reduce the frequency of select() timeouts
- Add a max receive window size of 1MB
| author | Matt Johnston <matt@ucc.asn.au> |
|---|---|
| date | Wed, 08 Aug 2007 15:12:06 +0000 |
| parents | 3e6c536bc023 |
| children | 319262c94d24 |
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| 453:29953de278ae | 454:7e43f5e473b9 |
|---|---|
| 229 #define RECV_MAX_PAYLOAD_LEN 32768 | 229 #define RECV_MAX_PAYLOAD_LEN 32768 |
| 230 /* Maximum size of a transmitted data packet - this can be any value, | 230 /* Maximum size of a transmitted data packet - this can be any value, |
| 231 though increasing it may not make a significant difference. */ | 231 though increasing it may not make a significant difference. */ |
| 232 #define TRANS_MAX_PAYLOAD_LEN 16384 | 232 #define TRANS_MAX_PAYLOAD_LEN 16384 |
| 233 | 233 |
| 234 /* Ensure that data is transmitted every KEEPALIVE seconds. This can | |
| 235 be overridden at runtime with -K. 0 disables keepalives */ | |
| 236 #define DEFAULT_KEEPALIVE 0 | |
| 234 | 237 |
| 235 /******************************************************************* | 238 /******************************************************************* |
| 236 * You shouldn't edit below here unless you know you need to. | 239 * You shouldn't edit below here unless you know you need to. |
| 237 *******************************************************************/ | 240 *******************************************************************/ |
| 238 | 241 |
| 284 #define MAX_LISTEN_ADDR (DROPBEAR_MAX_PORTS*3) | 287 #define MAX_LISTEN_ADDR (DROPBEAR_MAX_PORTS*3) |
| 285 | 288 |
| 286 #define _PATH_TTY "/dev/tty" | 289 #define _PATH_TTY "/dev/tty" |
| 287 | 290 |
| 288 #define _PATH_CP "/bin/cp" | 291 #define _PATH_CP "/bin/cp" |
| 289 | |
| 290 /* Timeouts in seconds */ | |
| 291 #define SELECT_TIMEOUT 20 | |
| 292 | 292 |
| 293 /* success/failure defines */ | 293 /* success/failure defines */ |
| 294 #define DROPBEAR_SUCCESS 0 | 294 #define DROPBEAR_SUCCESS 0 |
| 295 #define DROPBEAR_FAILURE -1 | 295 #define DROPBEAR_FAILURE -1 |
| 296 | 296 |
| 341 #define TRANS_MAX_WINDOW 500000000 /* 500MB is sufficient, stopping overflow */ | 341 #define TRANS_MAX_WINDOW 500000000 /* 500MB is sufficient, stopping overflow */ |
| 342 #define TRANS_MAX_WIN_INCR 500000000 /* overflow prevention */ | 342 #define TRANS_MAX_WIN_INCR 500000000 /* overflow prevention */ |
| 343 | 343 |
| 344 #define RECV_WINDOWEXTEND (opts.recv_window / 3) /* We send a "window extend" every | 344 #define RECV_WINDOWEXTEND (opts.recv_window / 3) /* We send a "window extend" every |
| 345 RECV_WINDOWEXTEND bytes */ | 345 RECV_WINDOWEXTEND bytes */ |
| 346 #define MAX_RECV_WINDOW (1024*1024) /* 1 MB should be enough */ | |
| 346 | 347 |
| 347 #define MAX_CHANNELS 100 /* simple mem restriction, includes each tcp/x11 | 348 #define MAX_CHANNELS 100 /* simple mem restriction, includes each tcp/x11 |
| 348 connection, so can't be _too_ small */ | 349 connection, so can't be _too_ small */ |
| 349 | 350 |
| 350 #define MAX_STRING_LEN 1400 /* ~= MAX_PROPOSED_ALGO * MAX_NAME_LEN, also | 351 #define MAX_STRING_LEN 1400 /* ~= MAX_PROPOSED_ALGO * MAX_NAME_LEN, also |