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#ifndef HYBBX_SSH_H
#define HYBBX_SSH_H
#include "hybbx/limits.h"
#include "hybbx/types.h"
#ifdef __cplusplus
extern "C" {
#endif
/** Default HyBBX SSH TCP port (non-privileged; parallels telnet 2323). */
#define HYBBX_SSH_DEFAULT_PORT 3232u
#define HYBBX_SSH_BIND_V4_MAX 64
#define HYBBX_SSH_BIND_V6_MAX 64
#define HYBBX_SSH_HOSTKEY_DIR_MAX HYBBX_PATH_MAX
#define HYBBX_SSH_DEFAULT_BIND_V4 "0.0.0.0"
#define HYBBX_SSH_DEFAULT_BIND_V6 "::"
#define HYBBX_SSH_DEFAULT_HOSTKEY_DIR "keys"
#define HYBBX_SSH_HOSTKEY_ED25519 "ssh_host_ed25519_key"
/** Regenerate Ed25519 host keys when older than this (days). */
#define HYBBX_SSH_HOSTKEY_VALID_DAYS 1825u
typedef struct hybbx_ssh_config {
char bind_v4[HYBBX_SSH_BIND_V4_MAX];
char bind_v6[HYBBX_SSH_BIND_V6_MAX];
char hostkey_dir[HYBBX_SSH_HOSTKEY_DIR_MAX];
unsigned int port;
int ipv4;
int ipv6;
} hybbx_ssh_config_t;
void hybbx_ssh_config_defaults(hybbx_ssh_config_t *config);
/**
* Parse a semicolon-separated key=value transport config string
* (from transport.ssh INI section).
*/
hybbx_result_t hybbx_ssh_config_parse(const char *config,
hybbx_ssh_config_t *out);
/**
* Ensure Ed25519 host keys exist under @p keys_dir (resolved path).
* Writes the private key path into @p hostkey_path.
*/
hybbx_result_t hybbx_ssh_keys_ensure(const char *keys_dir,
char *hostkey_path,
size_t hostkey_path_len);
#ifdef __cplusplus
}
#endif
#endif /* HYBBX_SSH_H */
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