First stab at an SFTP client. Currently a Unixland testing app, not
[u/mdw/putty] / sftp.h
1 /*
2 * sftp.h: definitions for SFTP and the sftp.c routines.
3 */
4
5 #include "int64.h"
6
7 #define SSH_FXP_INIT 1 /* 0x1 */
8 #define SSH_FXP_VERSION 2 /* 0x2 */
9 #define SSH_FXP_OPEN 3 /* 0x3 */
10 #define SSH_FXP_CLOSE 4 /* 0x4 */
11 #define SSH_FXP_READ 5 /* 0x5 */
12 #define SSH_FXP_WRITE 6 /* 0x6 */
13 #define SSH_FXP_LSTAT 7 /* 0x7 */
14 #define SSH_FXP_FSTAT 8 /* 0x8 */
15 #define SSH_FXP_SETSTAT 9 /* 0x9 */
16 #define SSH_FXP_FSETSTAT 10 /* 0xa */
17 #define SSH_FXP_OPENDIR 11 /* 0xb */
18 #define SSH_FXP_READDIR 12 /* 0xc */
19 #define SSH_FXP_REMOVE 13 /* 0xd */
20 #define SSH_FXP_MKDIR 14 /* 0xe */
21 #define SSH_FXP_RMDIR 15 /* 0xf */
22 #define SSH_FXP_REALPATH 16 /* 0x10 */
23 #define SSH_FXP_STAT 17 /* 0x11 */
24 #define SSH_FXP_RENAME 18 /* 0x12 */
25 #define SSH_FXP_STATUS 101 /* 0x65 */
26 #define SSH_FXP_HANDLE 102 /* 0x66 */
27 #define SSH_FXP_DATA 103 /* 0x67 */
28 #define SSH_FXP_NAME 104 /* 0x68 */
29 #define SSH_FXP_ATTRS 105 /* 0x69 */
30 #define SSH_FXP_EXTENDED 200 /* 0xc8 */
31 #define SSH_FXP_EXTENDED_REPLY 201 /* 0xc9 */
32
33 #define SSH_FX_OK 0
34 #define SSH_FX_EOF 1
35 #define SSH_FX_NO_SUCH_FILE 2
36 #define SSH_FX_PERMISSION_DENIED 3
37 #define SSH_FX_FAILURE 4
38 #define SSH_FX_BAD_MESSAGE 5
39 #define SSH_FX_NO_CONNECTION 6
40 #define SSH_FX_CONNECTION_LOST 7
41 #define SSH_FX_OP_UNSUPPORTED 8
42
43 #define SSH_FILEXFER_ATTR_SIZE 0x00000001
44 #define SSH_FILEXFER_ATTR_UIDGID 0x00000002
45 #define SSH_FILEXFER_ATTR_PERMISSIONS 0x00000004
46 #define SSH_FILEXFER_ATTR_ACMODTIME 0x00000008
47 #define SSH_FILEXFER_ATTR_EXTENDED 0x80000000
48
49 #define SSH_FXF_READ 0x00000001
50 #define SSH_FXF_WRITE 0x00000002
51 #define SSH_FXF_APPEND 0x00000004
52 #define SSH_FXF_CREAT 0x00000008
53 #define SSH_FXF_TRUNC 0x00000010
54 #define SSH_FXF_EXCL 0x00000020
55
56 #define SFTP_PROTO_VERSION 3
57
58 struct fxp_attrs {
59 unsigned long flags;
60 uint64 size;
61 unsigned long uid;
62 unsigned long gid;
63 unsigned long permissions;
64 unsigned long atime;
65 unsigned long mtime;
66 };
67
68 struct fxp_handle {
69 char *hstring;
70 };
71
72 struct fxp_name {
73 char *filename, *longname;
74 struct fxp_attrs attrs;
75 };
76
77 struct fxp_names {
78 int nnames;
79 struct fxp_name *names;
80 };
81
82 const char *fxp_error(void);
83 int fxp_error_type(void);
84
85 /*
86 * Perform exchange of init/version packets. Return 0 on failure.
87 */
88 int fxp_init(void);
89
90 /*
91 * Canonify a pathname. Concatenate the two given path elements
92 * with a separating slash, unless the second is NULL.
93 */
94 char *fxp_realpath(char *path, char *path2);
95
96 /*
97 * Open a file.
98 */
99 struct fxp_handle *fxp_open(char *path, int type);
100
101 /*
102 * Open a directory.
103 */
104 struct fxp_handle *fxp_opendir(char *path);
105
106 /*
107 * Close a file/dir.
108 */
109 void fxp_close(struct fxp_handle *handle);
110
111 /*
112 * Read from a file.
113 */
114 int fxp_read(struct fxp_handle *handle, char *buffer, uint64 offset, int len);
115
116 /*
117 * Read from a directory.
118 */
119 struct fxp_names *fxp_readdir(struct fxp_handle *handle);
120
121 /*
122 * Free up an fxp_names structure.
123 */
124 void fxp_free_names(struct fxp_names *names);