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/*
* This file is part of the SSH Library
*
* Copyright (c) 2009 by Aris Adamantiadis
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef MISC_H_
#define MISC_H_
#ifdef _WIN32
# ifdef _MSC_VER
# ifndef _SSIZE_T_DEFINED
# undef ssize_t
# include <BaseTsd.h>
typedef _W64 SSIZE_T ssize_t;
# define _SSIZE_T_DEFINED
# endif /* _SSIZE_T_DEFINED */
# endif /* _MSC_VER */
#else
# include <sys/types.h>
#endif /* _WIN32 */
#ifdef __cplusplus
extern "C" {
#endif
/* in misc.c */
/* gets the user home dir. */
char *ssh_get_user_home_dir(void);
char *ssh_get_local_username(void);
int ssh_file_readaccess_ok(const char *file);
int ssh_dir_writeable(const char *path);
char *ssh_path_expand_tilde(const char *d);
char *ssh_path_expand_escape(ssh_session session, const char *s);
int ssh_analyze_banner(ssh_session session, int server);
int ssh_is_ipaddr_v4(const char *str);
int ssh_is_ipaddr(const char *str);
/* list processing */
struct ssh_list {
struct ssh_iterator *root;
struct ssh_iterator *end;
};
struct ssh_iterator {
struct ssh_iterator *next;
const void *data;
};
struct ssh_timestamp {
long seconds;
long useconds;
};
enum ssh_quote_state_e {
NO_QUOTE,
SINGLE_QUOTE,
DOUBLE_QUOTE
};
struct ssh_list *ssh_list_new(void);
void ssh_list_free(struct ssh_list *list);
struct ssh_iterator *ssh_list_get_iterator(const struct ssh_list *list);
struct ssh_iterator *ssh_list_find(const struct ssh_list *list, void *value);
size_t ssh_list_count(const struct ssh_list *list);
int ssh_list_append(struct ssh_list *list, const void *data);
int ssh_list_prepend(struct ssh_list *list, const void *data);
void ssh_list_remove(struct ssh_list *list, struct ssh_iterator *iterator);
char *ssh_lowercase(const char* str);
char *ssh_hostport(const char *host, int port);
const void *_ssh_list_pop_head(struct ssh_list *list);
#define ssh_iterator_value(type, iterator)\
((type)((iterator)->data))
/** @brief fetch the head element of a list and remove it from list
* @param type type of the element to return
* @param ssh_list the ssh_list to use
* @return the first element of the list, or NULL if the list is empty
*/
#define ssh_list_pop_head(type, ssh_list)\
((type)_ssh_list_pop_head(ssh_list))
int ssh_make_milliseconds(unsigned long sec, unsigned long usec);
void ssh_timestamp_init(struct ssh_timestamp *ts);
int ssh_timeout_elapsed(struct ssh_timestamp *ts, int timeout);
int ssh_timeout_update(struct ssh_timestamp *ts, int timeout);
int ssh_match_group(const char *group, const char *object);
void uint64_inc(unsigned char *counter);
void ssh_log_hexdump(const char *descr, const unsigned char *what, size_t len);
int ssh_mkdirs(const char *pathname, mode_t mode);
int ssh_quote_file_name(const char *file_name, char *buf, size_t buf_len);
int ssh_newline_vis(const char *string, char *buf, size_t buf_len);
int ssh_tmpname(char *name);
char *ssh_strreplace(const char *src, const char *pattern, const char *repl);
ssize_t ssh_readn(int fd, void *buf, size_t nbytes);
ssize_t ssh_writen(int fd, const void *buf, size_t nbytes);
int ssh_check_hostname_syntax(const char *hostname);
int ssh_check_username_syntax(const char *username);
#ifdef __cplusplus
}
#endif
#endif /* MISC_H_ */
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