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#ifndef SH_TOOLS_H
#define SH_TOOLS_H
#define SH_DO_WRITE 0
#define SH_DO_READ 1
/* protocols
*/
#define SH_PROTO_SRP (1 << 0)
#define SH_PROTO_IVA (1 << 1)
#define SH_PROTO_MSG (1 << 2)
#define SH_PROTO_BIG (1 << 3)
#define SH_PROTO_END (1 << 4)
#define SH_PROTO_EN1 (1 << 5)
#define SH_PROTO_EN2 (1 << 6)
#define SH_PROTO_ENC (SH_PROTO_EN1|SH_PROTO_EN2)
#define SH_MASK_ENC (SH_PROTO_ENC|SH_PROTO_EN2)
#ifdef SH_ENCRYPT
/* returns pointer to errbuf
*/
char * errorExplain (int err_num, char * errbuf, size_t len);
#endif
/* Returns non-zero if interface exists
*/
int sh_tools_iface_is_present(char *str);
/* returns allocated buffer
*/
char * sh_tools_safe_name(const char * str, int flag);
int connect_port (char * address, int port,
char * ecall, int * errnum, char * errmsg, int errsiz);
int connect_port_2 (char * address1, char * address2, int port,
char * ecall, int * errnum, char * errmsg, int errsiz);
void delete_cache(void);
/* returns pointer to errbuf
*/
char * sh_tools_errmessage (int tellme, char * errbuf, size_t len);
void sh_tools_show_header (unsigned char * head, char sign);
#if defined (SH_WITH_SERVER)
unsigned char sh_tools_probe_store(unsigned char protocol, int * probe_flag);
int get_open_max (void);
void put_header (/*@out@*/unsigned char * head, const int protocol,
unsigned long * length, char * u);
int check_request_s (char * have, char * need, char * clt);
int check_request_nerr (char * have, char * need);
/* returns allocated buffer
*/
char * hash_me (char * key, char * buf, int buflen);
int sh_tools_hash_vfy(char * key, char * buf, int buflen);
/* returns allocated buffer
*/
char * get_client_conf_file (const char * peer, unsigned long * length);
/* returns allocated buffer
*/
char * get_client_data_file (const char * peer, unsigned long * length);
/* returns allocated buffer
*/
char * get_client_uuid_file (const char * peer, unsigned long * length, const char * uuid);
#endif
unsigned long read_port (int sockfd, char *buf, unsigned long nbytes,
int * w_error, int timeout);
#if defined (SH_WITH_CLIENT) || defined(SH_WITH_SERVER)
void sh_tools_probe_reset();
unsigned long write_port (int sockfd, char *buf, unsigned long nbytes,
int * w_error, int timeout);
int check_request (char * have, char * need);
int check_request_nerr (char * have, char * need);
void get_header (unsigned char * head, unsigned long * bytes, char * u);
void put_header (unsigned char * head, int protocol,
unsigned long * length, char * u);
/*
SL_TICKET open_tmp (void);
int close_tmp (SL_TICKET fd);
int rewind_tmp (SL_TICKET fd);
*/
void sh_tools_server_cmd(const char * srvcmd);
int hash_check(char * key,
char * buf, int buflen);
int sh_tools_hash_add(char * key, char * buf, int buflen);
#endif
#if defined(SH_WITH_CLIENT) || defined(SH_WITH_SERVER) || defined(SH_STEALTH) || defined(WITH_GPG) || defined(WITH_PGP)
SL_TICKET open_tmp (void);
int close_tmp (SL_TICKET fd);
int rewind_tmp (SL_TICKET fd);
#endif
#endif
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