зеркало из https://github.com/github/putty.git
217 строки
7.0 KiB
C
217 строки
7.0 KiB
C
/*
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* sftp.h: definitions for SFTP and the sftp.c routines.
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*/
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#include "int64.h"
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#define SSH_FXP_INIT 1 /* 0x1 */
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#define SSH_FXP_VERSION 2 /* 0x2 */
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#define SSH_FXP_OPEN 3 /* 0x3 */
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#define SSH_FXP_CLOSE 4 /* 0x4 */
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#define SSH_FXP_READ 5 /* 0x5 */
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#define SSH_FXP_WRITE 6 /* 0x6 */
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#define SSH_FXP_LSTAT 7 /* 0x7 */
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#define SSH_FXP_FSTAT 8 /* 0x8 */
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#define SSH_FXP_SETSTAT 9 /* 0x9 */
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#define SSH_FXP_FSETSTAT 10 /* 0xa */
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#define SSH_FXP_OPENDIR 11 /* 0xb */
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#define SSH_FXP_READDIR 12 /* 0xc */
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#define SSH_FXP_REMOVE 13 /* 0xd */
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#define SSH_FXP_MKDIR 14 /* 0xe */
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#define SSH_FXP_RMDIR 15 /* 0xf */
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#define SSH_FXP_REALPATH 16 /* 0x10 */
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#define SSH_FXP_STAT 17 /* 0x11 */
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#define SSH_FXP_RENAME 18 /* 0x12 */
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#define SSH_FXP_STATUS 101 /* 0x65 */
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#define SSH_FXP_HANDLE 102 /* 0x66 */
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#define SSH_FXP_DATA 103 /* 0x67 */
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#define SSH_FXP_NAME 104 /* 0x68 */
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#define SSH_FXP_ATTRS 105 /* 0x69 */
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#define SSH_FXP_EXTENDED 200 /* 0xc8 */
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#define SSH_FXP_EXTENDED_REPLY 201 /* 0xc9 */
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#define SSH_FX_OK 0
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#define SSH_FX_EOF 1
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#define SSH_FX_NO_SUCH_FILE 2
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#define SSH_FX_PERMISSION_DENIED 3
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#define SSH_FX_FAILURE 4
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#define SSH_FX_BAD_MESSAGE 5
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#define SSH_FX_NO_CONNECTION 6
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#define SSH_FX_CONNECTION_LOST 7
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#define SSH_FX_OP_UNSUPPORTED 8
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#define SSH_FILEXFER_ATTR_SIZE 0x00000001
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#define SSH_FILEXFER_ATTR_UIDGID 0x00000002
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#define SSH_FILEXFER_ATTR_PERMISSIONS 0x00000004
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#define SSH_FILEXFER_ATTR_ACMODTIME 0x00000008
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#define SSH_FILEXFER_ATTR_EXTENDED 0x80000000
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#define SSH_FXF_READ 0x00000001
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#define SSH_FXF_WRITE 0x00000002
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#define SSH_FXF_APPEND 0x00000004
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#define SSH_FXF_CREAT 0x00000008
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#define SSH_FXF_TRUNC 0x00000010
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#define SSH_FXF_EXCL 0x00000020
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#define SFTP_PROTO_VERSION 3
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/*
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* External references. The sftp client module sftp.c expects to be
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* able to get at these functions.
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*
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* sftp_recvdata must never return less than len. It either blocks
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* until len is available, or it returns failure.
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*
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* Both functions return 1 on success, 0 on failure.
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*/
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int sftp_senddata(char *data, int len);
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int sftp_recvdata(char *data, int len);
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struct fxp_attrs {
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unsigned long flags;
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uint64 size;
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unsigned long uid;
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unsigned long gid;
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unsigned long permissions;
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unsigned long atime;
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unsigned long mtime;
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};
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struct fxp_handle {
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char *hstring;
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int hlen;
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};
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struct fxp_name {
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char *filename, *longname;
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struct fxp_attrs attrs;
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};
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struct fxp_names {
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int nnames;
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struct fxp_name *names;
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};
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struct sftp_request;
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struct sftp_packet;
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const char *fxp_error(void);
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int fxp_error_type(void);
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/*
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* Perform exchange of init/version packets. Return 0 on failure.
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*/
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int fxp_init(void);
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/*
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* Canonify a pathname. Concatenate the two given path elements
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* with a separating slash, unless the second is NULL.
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*/
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struct sftp_request *fxp_realpath_send(char *path);
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char *fxp_realpath_recv(struct sftp_packet *pktin, struct sftp_request *req);
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/*
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* Open a file.
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*/
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struct sftp_request *fxp_open_send(char *path, int type);
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struct fxp_handle *fxp_open_recv(struct sftp_packet *pktin,
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struct sftp_request *req);
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/*
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* Open a directory.
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*/
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struct sftp_request *fxp_opendir_send(char *path);
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struct fxp_handle *fxp_opendir_recv(struct sftp_packet *pktin,
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struct sftp_request *req);
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/*
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* Close a file/dir.
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*/
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struct sftp_request *fxp_close_send(struct fxp_handle *handle);
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void fxp_close_recv(struct sftp_packet *pktin, struct sftp_request *req);
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/*
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* Make a directory.
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*/
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struct sftp_request *fxp_mkdir_send(char *path);
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int fxp_mkdir_recv(struct sftp_packet *pktin, struct sftp_request *req);
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/*
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* Remove a directory.
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*/
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struct sftp_request *fxp_rmdir_send(char *path);
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int fxp_rmdir_recv(struct sftp_packet *pktin, struct sftp_request *req);
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/*
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* Remove a file.
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*/
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struct sftp_request *fxp_remove_send(char *fname);
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int fxp_remove_recv(struct sftp_packet *pktin, struct sftp_request *req);
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/*
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* Rename a file.
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*/
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struct sftp_request *fxp_rename_send(char *srcfname, char *dstfname);
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int fxp_rename_recv(struct sftp_packet *pktin, struct sftp_request *req);
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/*
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* Return file attributes.
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*/
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struct sftp_request *fxp_stat_send(char *fname);
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int fxp_stat_recv(struct sftp_packet *pktin, struct sftp_request *req,
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struct fxp_attrs *attrs);
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struct sftp_request *fxp_fstat_send(struct fxp_handle *handle);
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int fxp_fstat_recv(struct sftp_packet *pktin, struct sftp_request *req,
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struct fxp_attrs *attrs);
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/*
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* Set file attributes.
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*/
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struct sftp_request *fxp_setstat_send(char *fname, struct fxp_attrs attrs);
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int fxp_setstat_recv(struct sftp_packet *pktin, struct sftp_request *req);
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struct sftp_request *fxp_fsetstat_send(struct fxp_handle *handle,
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struct fxp_attrs attrs);
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int fxp_fsetstat_recv(struct sftp_packet *pktin, struct sftp_request *req);
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/*
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* Read from a file.
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*/
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struct sftp_request *fxp_read_send(struct fxp_handle *handle,
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uint64 offset, int len);
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int fxp_read_recv(struct sftp_packet *pktin, struct sftp_request *req,
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char *buffer, int len);
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/*
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* Write to a file. Returns 0 on error, 1 on OK.
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*/
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struct sftp_request *fxp_write_send(struct fxp_handle *handle,
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char *buffer, uint64 offset, int len);
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int fxp_write_recv(struct sftp_packet *pktin, struct sftp_request *req);
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/*
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* Read from a directory.
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*/
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struct sftp_request *fxp_readdir_send(struct fxp_handle *handle);
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struct fxp_names *fxp_readdir_recv(struct sftp_packet *pktin,
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struct sftp_request *req);
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/*
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* Free up an fxp_names structure.
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*/
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void fxp_free_names(struct fxp_names *names);
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/*
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* Duplicate and free fxp_name structures.
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*/
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struct fxp_name *fxp_dup_name(struct fxp_name *name);
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void fxp_free_name(struct fxp_name *name);
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/*
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* These functions might well be temporary placeholders to be
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* replaced with more useful similar functions later. They form the
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* main dispatch loop for processing incoming SFTP responses.
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*/
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void sftp_register(struct sftp_request *req);
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struct sftp_request *sftp_find_request(struct sftp_packet *pktin);
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struct sftp_packet *sftp_recv(void);
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