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Diffstat (limited to 'src/common/routent.h')
| -rw-r--r-- | src/common/routent.h | 189 |
1 files changed, 0 insertions, 189 deletions
diff --git a/src/common/routent.h b/src/common/routent.h deleted file mode 100644 index 6a905a9bb7..0000000000 --- a/src/common/routent.h +++ /dev/null @@ -1,189 +0,0 @@ -/* - * routent.h - * Onion Router and related definitions. - * - * Matej Pfajfar <mp292@cam.ac.uk> - */ - -/* - * Changes : - * $Log$ - * Revision 1.1 2002/06/26 22:45:50 arma - * Initial revision - * - * Revision 1.25 2002/04/02 14:27:11 badbytes - * Final finishes. - * - * Revision 1.24 2002/03/29 09:54:19 badbytes - * Fixed type of routentEX.min_interval to struct timeval. - * - * Revision 1.23 2002/03/21 07:20:59 badbytes - * Added a dependency to <sys/time.h>. - * - * Revision 1.22 2002/03/12 23:37:14 mp292 - * Additional flag - destory_buf saying whether the buffer should be destroyed - * when the destroy cell is sent. - * - * Revision 1.21 2002/03/03 00:06:45 mp292 - * Modifications to support re-transmission. - * - * Revision 1.20 2002/02/09 16:58:53 mp292 - * Postponed implementtion of POLICY_DROP_CONNECTIONS due to problems. Need to - * discuss with Andrei first. - * - * Revision 1.19 2002/02/09 16:54:59 mp292 - * routentEX now contains a per anonymous connection packet count - * - * Revision 1.18 2002/01/29 00:59:16 mp292 - * Slight changes in the way timers are kept, c.f. changes in the network funnel. - * - * Revision 1.17 2002/01/28 21:37:36 mp292 - * Router's output buffer is now dynamic. Time of last output to the router - * added to routentEX. - * - * Revision 1.16 2002/01/26 19:26:55 mp292 - * Reviewed according to Secure-Programs-HOWTO. - * - * Revision 1.15 2002/01/18 22:55:40 mp292 - * Added a cell buffer to struct routent so that a cell can be received in - * several bursts of data. This prevents a DoS attack on the network funnel. - * - * Revision 1.14 2002/01/14 13:05:37 badbytes - * System testing in progress. - * - * Revision 1.13 2002/01/11 15:47:17 badbytes - * *** empty log message *** - * - * Revision 1.12 2002/01/10 08:28:33 badbytes - * routent and routentEX related routines - * - * Revision 1.11 2002/01/08 15:13:30 badbytes - * Added cipher context to routentEX - * - * Revision 1.10 2002/01/08 13:18:48 badbytes - * Added a connection buffer to routentEX - * - * Revision 1.9 2002/01/08 13:02:16 badbytes - * routentEX now contains f_key and b_key, 56-bit DES keys for link encryption - * - * Revision 1.8 2002/01/03 11:17:01 badbytes - * routentEX.max and routentEX.min values changed to 32bit not 64bit. - * - * Revision 1.7 2002/01/03 11:04:16 badbytes - * *** empty log message *** - * - * Revision 1.6 2002/01/03 11:03:14 badbytes - * Added an extended version of routent which includes link utilisation info. - * - * Revision 1.5 2001/12/18 15:26:34 badbytes - * Added #inclusion of <stdint.h> - * - * Revision 1.4 2001/12/18 15:19:41 badbytes - * In struct routent, changed long and short types to uint32_t and uint16_t - * - * Revision 1.3 2001/12/18 10:37:47 badbytes - * Header files now only apply if they were not previously included from somewhere else. - * - * Revision 1.2 2001/12/17 13:35:17 badbytes - * Still writing handle_connection() - * - * Revision 1.1 2001/12/14 13:14:03 badbytes - * Split types.h into routent.h and ss.h. Keeping them all in one file created unnecesary dependencies. - * - */ - -#ifndef __ROUTENT_H -#include <openssl/rsa.h> -#include <openssl/evp.h> -#include <stdint.h> -#include <sys/time.h> -#include <time.h> -#include <sys/timeb.h> - -#include "cell.h" - -/* per-anonymous-connection cell buffer */ -typedef struct -{ - uint16_t aci; - int policy; - unsigned int cells; - unsigned char *buf; - unsigned int buflen; - unsigned int offset; /* offset to the position of the first cell in the buffer */ - cell_t dc; /* static buffer for the destroy cell - so we are always able to destroy a connection */ - unsigned char dc_set; /* flag that signifies presence of a destroy cell */ - unsigned char destroy_buf; /* flag that signifies that the buffer shuld be destroyed when the destroy cell is sent */ - - /* POLICY_DROP_CELLS only */ - unsigned int win_size; /* window size for the connection (number of cells)*/ - unsigned int win_avail; /* available window size */ - uint32_t seq_out; /* next sequence number to use for outgoing cells */ - uint32_t seq_in; /* next expected sequence number */ - uint32_t ack; /* next expected ack/nack */ - struct timeval last_ack; /* time of last ACK/NACK */ - - void *prev; - void *next; -} conn_buf_t; - -/* onion router as seen by the onion proxy */ -typedef struct -{ - char *address; - uint32_t addr; /* address in network byte order */ - uint16_t port; /* network port in network byte order */ - uint16_t entry_port; /* entry port in network byte order */ - RSA *pkey; - void *next; -} routent_t; - -/* onion router as seen by other routers */ -typedef struct -{ - char *address; - - uint32_t addr; - uint16_t port; - - RSA *pkey; /* public RSA key */ - /* 64-bit DES keys for link encryption */ - char f_key[8]; - char b_key[8]; - char f_iv[8]; - char b_iv[8]; - EVP_CIPHER_CTX f_ctx; - EVP_CIPHER_CTX b_ctx; - - /* link info */ - uint32_t min; - uint32_t max; - struct timeval min_interval; - - /* time when last data was sent to that router */ - struct timeval lastsend; - - /* socket */ - int s; - - /* connection buffers */ - conn_buf_t *conn_bufs; /* linked list of connection buffers */ - conn_buf_t *last_conn_buf; /* last item in the list */ - unsigned int next_to_service; /* offset to the connection buffer that is next in turn to be serviced */ - - /* cell buffer */ - unsigned char cellbuf[128]; - unsigned int celllen; - - void *next; -} routentEX_t; - -routentEX_t *id_router(routentEX_t **routerarray, size_t rarray_len, uint32_t addr, uint16_t port); -routentEX_t *id_routerbys(routentEX_t **routerarray, size_t rarray_len, int s); - -conn_buf_t *new_conn_buf(uint16_t aci, int policy, conn_buf_t **conn_bufs, conn_buf_t **last_conn_buf); -int remove_conn_buf(conn_buf_t *conn_buf, conn_buf_t **conn_bufs, conn_buf_t **last_conn_buf); -conn_buf_t *id_conn_buf(conn_buf_t *conn_bufs, uint16_t aci); - -#define __ROUTENT_H -#endif |