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Finish making SFTP fully non-blocking capable.

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Functions that return an "int", and friends, return LIBSSH2SFTP_EAGAIN.
Functions that return a structure return NULL and set the error to
LIBSSH2_ERROR_EAGAIN
This commit is contained in:
James Housley
2007-06-07 16:01:12 +00:00
parent d141ba49f3
commit 7d57222912
15 changed files with 665 additions and 721 deletions
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18
include/libssh2_sftp.h
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@@ -181,22 +181,20 @@ LIBSSH2_API int libssh2_sftp_shutdown(LIBSSH2_SFTP *sftp);
LIBSSH2_API unsigned long libssh2_sftp_last_error(LIBSSH2_SFTP *sftp);
/* File / Directory Ops */
LIBSSH2_API LIBSSH2_SFTP_HANDLE *libssh2_sftp_open_ex(LIBSSH2_SFTP *sftp, const char *filename, unsigned int filename_len, unsigned long flags, long mode, int open_type);
#define libssh2_sftp_open(sftp, filename, flags, mode) libssh2_sftp_open_ex((sftp), (filename), strlen(filename), (flags), (mode), LIBSSH2_SFTP_OPENFILE)
#define libssh2_sftp_opendir(sftp, path) libssh2_sftp_open_ex((sftp), (path), strlen(path), 0, 0, LIBSSH2_SFTP_OPENDIR)
LIBSSH2_API LIBSSH2_SFTP_HANDLE *libssh2_sftp_open_ex(LIBSSH2_SFTP *sftp, const char *filename, unsigned int filename_len,
unsigned long flags, long mode, int open_type);
#define libssh2_sftp_open(sftp, filename, flags, mode) \
libssh2_sftp_open_ex((sftp), (filename), strlen(filename), (flags), (mode), LIBSSH2_SFTP_OPENFILE)
#define libssh2_sftp_opendir(sftp, path) \
libssh2_sftp_open_ex((sftp), (path), strlen(path), 0, 0, LIBSSH2_SFTP_OPENDIR)
/* This is a public error code from libssh2_sftp_read() that is returned
when it would otherwise block. */
#define LIBSSH2SFTP_EAGAIN -2
LIBSSH2_API ssize_t libssh2_sftp_read(LIBSSH2_SFTP_HANDLE *handle,
char *buffer, size_t buffer_maxlen);
LIBSSH2_API ssize_t libssh2_sftp_readnb(LIBSSH2_SFTP_HANDLE *handle,
char *buffer, size_t buffer_maxlen);
LIBSSH2_API ssize_t libssh2_sftp_read(LIBSSH2_SFTP_HANDLE *handle, char *buffer, size_t buffer_maxlen);
LIBSSH2_API int libssh2_sftp_readdir(LIBSSH2_SFTP_HANDLE *handle, char *buffer,
size_t buffer_maxlen, LIBSSH2_SFTP_ATTRIBUTES *attrs);
LIBSSH2_API int libssh2_sftp_readdirnb(LIBSSH2_SFTP_HANDLE *handle, char *buffer,
size_t buffer_maxlen, LIBSSH2_SFTP_ATTRIBUTES *attrs);
LIBSSH2_API ssize_t libssh2_sftp_write(LIBSSH2_SFTP_HANDLE *handle, const char *buffer, size_t count);
@@ -227,8 +225,6 @@ LIBSSH2_API int libssh2_sftp_unlink_ex(LIBSSH2_SFTP *sftp, const char *filename,
LIBSSH2_API int libssh2_sftp_mkdir_ex(LIBSSH2_SFTP *sftp, const char *path, unsigned int path_len, long mode);
#define libssh2_sftp_mkdir(sftp, path, mode) libssh2_sftp_mkdir_ex((sftp), (path), strlen(path), (mode))
LIBSSH2_API int libssh2_sftp_mkdirnb_ex(LIBSSH2_SFTP *sftp, const char *path, unsigned int path_len, long mode);
#define libssh2_sftp_mkdirnb(sftp, path, mode) libssh2_sftp_mkdirnb_ex((sftp), (path), strlen(path), (mode))
LIBSSH2_API int libssh2_sftp_rmdir_ex(LIBSSH2_SFTP *sftp, const char *path, unsigned int path_len);
#define libssh2_sftp_rmdir(sftp, path) libssh2_sftp_rmdir_ex((sftp), (path), strlen(path))