dropbear: dbutil.h annotate

annotate dbutil.h @ 728:f27058078d61

Try using writev() for writing packets out to tcp

author	Matt Johnston <matt@ucc.asn.au>
date	Sun, 31 Mar 2013 23:15:35 +0800
parents	df11cb6a3665
children	9a5438271556 2202e854d187

rev	line source
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	1 /*
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	2 * Dropbear - a SSH2 server
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	3 *
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	4 * Copyright (c) 2002,2003 Matt Johnston
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	5 * All rights reserved.
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	6 *
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	7 * Permission is hereby granted, free of charge, to any person obtaining a copy
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	8 * of this software and associated documentation files (the "Software"), to deal
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	9 * in the Software without restriction, including without limitation the rights
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	11 * copies of the Software, and to permit persons to whom the Software is
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	12 * furnished to do so, subject to the following conditions:
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	13 *
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	14 * The above copyright notice and this permission notice shall be included in
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	15 * all copies or substantial portions of the Software.
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	16 *
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	20 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	23 * SOFTWARE. */
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	24
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	25 #ifndef _DBUTIL_H_
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	26
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	27 #define _DBUTIL_H_
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	28
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	29 #include "includes.h"
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	30 #include "buffer.h"
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	31
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	32 #ifndef DISABLE_SYSLOG
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	33 void startsyslog();
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	34 #endif
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	35
614 00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	36 #ifdef __GNUC__
00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	37 #define ATTRIB_PRINTF(fmt,args) __attribute__((format(printf, fmt, args)))
00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	38 #else
00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	39 #define ATTRIB_PRINTF(fmt,args)
00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	40 #endif
00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	41
00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	42 #ifdef __GNUC__
00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	43 #define ATTRIB_NORETURN __attribute__((noreturn))
00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	44 #else
00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	45 #define ATTRIB_NORETURN
00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	46 #endif
00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	47
00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	48 extern void (_dropbear_exit)(int exitcode, const char format, va_list param) ATTRIB_NORETURN;
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	49 extern void (_dropbear_log)(int priority, const char format, va_list param);
fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	50
614 00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	51 void dropbear_exit(const char* format, ...) ATTRIB_PRINTF(1,2) ATTRIB_NORETURN;
00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	52
00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	53 void dropbear_close(const char* format, ...) ATTRIB_PRINTF(1,2) ;
00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	54 void dropbear_log(int priority, const char* format, ...) ATTRIB_PRINTF(2,3) ;
00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	55
00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	56 void fail_assert(const char* expr, const char* file, int line) ATTRIB_NORETURN;
00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	57
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	58 #ifdef DEBUG_TRACE
614 00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	59 void dropbear_trace(const char* format, ...) ATTRIB_PRINTF(1,2);
198 65585699d980 * add a "label" argument to printhex() Matt Johnston <matt@ucc.asn.au> parents: 109 diff changeset	60 void printhex(const char * label, const unsigned char * buf, int len);
94 c85c88500ea6 DEBUG_TRACE now only triggers with -v on the cmdline Matt Johnston <matt@ucc.asn.au> parents: 62 diff changeset	61 extern int debug_trace;
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	62 #endif
614 00eca37e47e8 Add noreturn and format attribute hints for some functions. Matt Johnston <matt@ucc.asn.au> parents: 568 diff changeset	63
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	64 char * stripcontrol(const char * text);
568 005530560594 Rearrange getaddrstring() etc Matt Johnston <matt@ucc.asn.au> parents: 500 diff changeset	65 void get_socket_address(int fd, char local_host, char local_port,
005530560594 Rearrange getaddrstring() etc Matt Johnston <matt@ucc.asn.au> parents: 500 diff changeset	66 char remote_host, char remote_port, int host_lookup);
005530560594 Rearrange getaddrstring() etc Matt Johnston <matt@ucc.asn.au> parents: 500 diff changeset	67 void getaddrstring(struct sockaddr_storage* addr,
005530560594 Rearrange getaddrstring() etc Matt Johnston <matt@ucc.asn.au> parents: 500 diff changeset	68 char ret_host, char ret_port, int host_lookup);
62 20563735e8b5 just checkpointing Matt Johnston <matt@ucc.asn.au> parents: 52 diff changeset	69 int dropbear_listen(const char* address, const char* port,
20563735e8b5 just checkpointing Matt Johnston <matt@ucc.asn.au> parents: 52 diff changeset	70 int socks, unsigned int sockcount, char errstring, int maxfd);
481 357a2e2e9bcc - Generalise spawn_command function Matt Johnston <matt@ucc.asn.au> parents: 425 diff changeset	71 int spawn_command(void(exec_fn)(void user_data), void *exec_data,
357a2e2e9bcc - Generalise spawn_command function Matt Johnston <matt@ucc.asn.au> parents: 425 diff changeset	72 int writefd, int readfd, int errfd, pid_t pid);
482 7ad49f34a122 - Add run_shell_command() function to run a "sh -c" command, handling Matt Johnston <matt@ucc.asn.au> parents: 481 diff changeset	73 void run_shell_command(const char* cmd, unsigned int maxfd, char* usershell);
225 ca7e76d981d9 - progress towards client agent forwarding Matt Johnston <matt@ucc.asn.au> parents: 198 diff changeset	74 #ifdef ENABLE_CONNECT_UNIX
ca7e76d981d9 - progress towards client agent forwarding Matt Johnston <matt@ucc.asn.au> parents: 198 diff changeset	75 int connect_unix(const char* addr);
ca7e76d981d9 - progress towards client agent forwarding Matt Johnston <matt@ucc.asn.au> parents: 198 diff changeset	76 #endif
26 0969767bca0d snapshot of stuff Matt Johnston <matt@ucc.asn.au> parents: 24 diff changeset	77 int connect_remote(const char* remotehost, const char* remoteport,
0969767bca0d snapshot of stuff Matt Johnston <matt@ucc.asn.au> parents: 24 diff changeset	78 int nonblocking, char ** errstring);
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	79 int buf_readfile(buffer* buf, const char* filename);
52 c8fcd4841956 Forgot dbutil.h with the last commit (added buf_get_line) Matt Johnston <matt@ucc.asn.au> parents: 26 diff changeset	80 int buf_getline(buffer * line, FILE * authfile);
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	81
277 044bc108b9b3 * Per-IP connection unauthed connection limits Matt Johnston <matt@ucc.asn.au> parents: 241 diff changeset	82 void m_close(int fd);
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	83 void * m_malloc(size_t size);
11 f76c9389e9e0 Mostly done with the listener changeover Matt Johnston <matt@ucc.asn.au> parents: 4 diff changeset	84 void * m_strdup(const char * str);
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	85 void * m_realloc(void* ptr, size_t size);
650 df11cb6a3665 - We don't need to test for NULL before free() Matt Johnston <matt@ucc.asn.au> parents: 614 diff changeset	86 #define m_free(X) free(X); (X) = NULL;
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	87 void m_burn(void* data, unsigned int len);
109 2e9d1f29c50f merge of 50be59810e462f9f44f55e421227d6aa0b31982b Matt Johnston <matt@ucc.asn.au> parents: 94 diff changeset	88 void setnonblocking(int fd);
425 1afa503e33f5 Disable core dumps Matt Johnston <matt@ucc.asn.au> parents: 277 diff changeset	89 void disallow_core();
492 b956d6151600 Replace calls to strtoul() with a helper m_str_to_uint() Matt Johnston <matt@ucc.asn.au> parents: 482 diff changeset	90 int m_str_to_uint(const char* str, unsigned int *val);
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	91
26 0969767bca0d snapshot of stuff Matt Johnston <matt@ucc.asn.au> parents: 24 diff changeset	92 /* Used to force mp_ints to be initialised */
0969767bca0d snapshot of stuff Matt Johnston <matt@ucc.asn.au> parents: 24 diff changeset	93 #define DEF_MP_INT(X) mp_int X = {0, 0, 0, NULL}
0969767bca0d snapshot of stuff Matt Johnston <matt@ucc.asn.au> parents: 24 diff changeset	94
241 c5d3ef11155f * use own assertions which should get logged properly Matt Johnston <matt@ucc.asn.au> parents: 198 diff changeset	95 /* Dropbear assertion */
c5d3ef11155f * use own assertions which should get logged properly Matt Johnston <matt@ucc.asn.au> parents: 198 diff changeset	96 #define dropbear_assert(X) do { if (!(X)) { fail_assert(#X, __FILE__, __LINE__); } } while (0)
c5d3ef11155f * use own assertions which should get logged properly Matt Johnston <matt@ucc.asn.au> parents: 198 diff changeset	97
4 fe6bca95afa7 Makefile.in contains updated files required Matt Johnston <matt@ucc.asn.au> parents: diff changeset	98 #endif /* _DBUTIL_H_ */

Mercurial > dropbear

annotate dbutil.h @ 728:f27058078d61