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#ifndef UTILS_H
#define UTILS_H 1
#include <stdlib.h>
#define TIMESTAMP_STRLEN 32
struct cmd_options {
/* server: private key
* client: server public key
*/
char * key_string;
size_t key_length;
/* server: user/password required for any client authentication
* client: user/password used against server authentication
*/
char * user;
char * pass;
/* server: listen host
* client: remote host
*/
char * host;
/* server: listen port
* client: remote port
*/
char * port;
/* server: path to write to, received from client via PDU-type DATA
* client: path to read from, send it via PDU-type DATA
*/
char * filepath;
};
__attribute__((noreturn)) void usage(const char * const arg0);
void parse_cmdline(struct cmd_options * const opts, int argc, char ** const argv);
char * prettify_bytes_with_units(char * const out, size_t out_size, unsigned long long bytes);
int hostname_to_address(char const * const host, char const * const port, struct addrinfo ** const result);
void strftime_local(double time_in_secs, char * const out, size_t out_size);
#endif
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