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#ifndef _MSCP_H_
#define _MSCP_H_
#include <stdbool.h>
#include <limits.h>
#define MSCP_DIRECTION_L2R 1
#define MSCP_DIRECTION_R2L 2
#define MSCP_MAX_COREMASK_STR 64
#define MSCP_MAX_LOGIN_NAME 64
#define MSCP_MAX_PORT_STR 32
#define MSCP_MAX_IDENTITY_PATH PATH_MAX
#define MSCP_MAX_CIPHER_STR 32
#define MSCP_MAX_HMACP_STR 32
struct mscp_opts {
/* mscp options */
int direction; /* MSCP_DIRECTION_ */
int nr_threads;
int nr_ahead;
size_t min_chunk_sz;
size_t max_chunk_sz;
size_t buf_sz;
char coremask[MSCP_MAX_COREMASK_STR];
int verbose_level;
bool quiet;
bool dryrun;
/* ssh options */
char ssh_login_name[MSCP_MAX_LOGIN_NAME];
char ssh_port[MSCP_MAX_PORT_STR];
char ssh_identity[MSCP_MAX_IDENTITY_PATH];
char ssh_cipher_spec[MSCP_MAX_CIPHER_STR];
char ssh_hmac_spec[MSCP_MAX_HMACP_STR];
int ssh_debug_level;
int ssh_compress_level;
bool ssh_no_hostkey_check;
bool ssh_disable_tcp_nodely;
};
struct mscp;
/* initialize and return a mscp instance with option validation */
struct mscp *mscp_init(const char *remote_host, struct mscp_opts *opts);
/* establish the first SFTP session. mscp_prepare() and mscp_start()
* requires mscp_connect() beforehand */
int mscp_connect(struct mscp *m);
/* add a source file path to be copied */
int mscp_add_src_path(struct mscp *m, const char *src_path);
/* set the destination file path */
int mscp_set_dst_path(struct mscp *m, const char *dst_path);
/* check source files, resolve destination file paths for all source
* files, and prepare chunks for all files. */
int mscp_prepare(struct mscp *m);
/* start to copy files */
int mscp_start(struct mscp *m);
/* cleanup mscp instance. after mscp_cleanup(), process can restart
* from mscp_connect() with the same setting. */
void mscp_cleanup(struct mscp *m);
/* free mscp instance */
void mscp_free(struct mscp *m);
#endif /* _MSCP_H_ */
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