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-rw-r--r--lib/ssh/doc/src/ssh_sftp.xml162
1 files changed, 71 insertions, 91 deletions
diff --git a/lib/ssh/doc/src/ssh_sftp.xml b/lib/ssh/doc/src/ssh_sftp.xml
index 1d37933369..ae9b914eba 100644
--- a/lib/ssh/doc/src/ssh_sftp.xml
+++ b/lib/ssh/doc/src/ssh_sftp.xml
@@ -44,8 +44,23 @@
</p>
<taglist>
+ <tag><c>reason()</c></tag>
+ <item>
+ <p>= <c>atom()</c> A description of the reason why an operation failed.</p>
+ <p>
+ The value is formed from the sftp error codes in the protocol-level responses as defined in
+ <url href="https://tools.ietf.org/id/draft-ietf-secsh-filexfer-13.txt">draft-ietf-secsh-filexfer-13.txt</url>
+ section 9.1.
+ </p>
+ <p>
+ The codes are named as SSH_FX_* which are transformed into lowercase(*), e.g. the error code ?SSH_FX_NO_SUCH_FILE
+ will cause the <c>reason()</c> to be <c>no_such_file</c>.
+ </p>
+ </item>
+
<tag><c>ssh_connection_ref() =</c></tag>
<item><p>opaque() - as returned by <c>ssh:connect/3</c></p></item>
+
<tag><c>timeout()</c></tag>
<item><p>= <c>infinity | integer() in milliseconds. Default infinity.</c></p></item>
</taglist>
@@ -61,7 +76,7 @@
<funcs>
<func>
- <name>apread(ChannelPid, Handle, Position, Len) -> {async, N} | {error, Reason}</name>
+ <name>apread(ChannelPid, Handle, Position, Len) -> {async, N} | {error, reason()}</name>
<fsummary>Reads asynchronously from an open file.</fsummary>
<type>
<v>ChannelPid = pid()</v>
@@ -69,7 +84,6 @@
<v>Position = integer()</v>
<v>Len = integer()</v>
<v>N = term()</v>
- <v>Reason = term()</v>
</type>
<desc><p>The <c><![CDATA[apread]]></c> function reads from a specified position,
@@ -78,7 +92,7 @@
</func>
<func>
- <name>apwrite(ChannelPid, Handle, Position, Data) -> ok | {error, Reason}</name>
+ <name>apwrite(ChannelPid, Handle, Position, Data) -> ok | {error, reason()}</name>
<fsummary>Writes asynchronously to an open file.</fsummary>
<type>
<v>ChannelPid = pid()</v>
@@ -87,7 +101,6 @@
<v>Len = integer()</v>
<v>Data = binary()</v>
<v>Timeout = timeout()</v>
- <v>Reason = term()</v>
</type>
<desc>
<p><c><![CDATA[apwrite]]></c> writes on a specified position, combining
@@ -96,7 +109,7 @@
</func>
<func>
- <name>aread(ChannelPid, Handle, Len) -> {async, N} | {error, Error}</name>
+ <name>aread(ChannelPid, Handle, Len) -> {async, N} | {error, reason()}</name>
<fsummary>Reads asynchronously from an open file.</fsummary>
<type>
<v>ChannelPid = pid()</v>
@@ -104,7 +117,6 @@
<v>Position = integer()</v>
<v>Len = integer()</v>
<v>N = term()</v>
- <v>Reason = term()</v>
</type>
<desc>
<p>Reads from an open file, without waiting for the result. If the
@@ -113,14 +125,14 @@
The actual data is sent as a message to the calling process. This
message has the form <c><![CDATA[{async_reply, N, Result}]]></c>, where
<c><![CDATA[Result]]></c> is the result from the read, either <c><![CDATA[{ok, Data}]]></c>,
- <c><![CDATA[eof]]></c>, or <c><![CDATA[{error, Error}]]></c>.</p>
+ <c><![CDATA[eof]]></c>, or <c><![CDATA[{error, reason()}]]></c>.</p>
</desc>
</func>
<func>
- <name>awrite(ChannelPid, Handle, Data) -> ok | {error, Reason}</name>
+ <name>awrite(ChannelPid, Handle, Data) -> ok | {error, reason()}</name>
<fsummary>Writes asynchronously to an open file.</fsummary>
<type>
<v>ChannelPid = pid()</v>
@@ -129,7 +141,6 @@
<v>Len = integer()</v>
<v>Data = binary()</v>
<v>Timeout = timeout()</v>
- <v>Reason = term()</v>
</type>
<desc>
<p>Writes to an open file, without waiting for the result. If the
@@ -138,19 +149,18 @@
<c><![CDATA[awrite]]></c>. The result of the <c><![CDATA[write]]></c> operation is sent
as a message to the calling process. This message has the form
<c><![CDATA[{async_reply, N, Result}]]></c>, where <c><![CDATA[Result]]></c> is the result
- from the write, either <c><![CDATA[ok]]></c>, or <c><![CDATA[{error, Error}]]></c>.</p>
+ from the write, either <c><![CDATA[ok]]></c>, or <c><![CDATA[{error, reason()}]]></c>.</p>
</desc>
</func>
<func>
<name>close(ChannelPid, Handle) -></name>
- <name>close(ChannelPid, Handle, Timeout) -> ok | {error, Reason}</name>
+ <name>close(ChannelPid, Handle, Timeout) -> ok | {error, reason()}</name>
<fsummary>Closes an open handle.</fsummary>
<type>
<v>ChannelPid = pid()</v>
<v>Handle = term()</v>
<v>Timeout = timeout()</v>
- <v>Reason = term()</v>
</type>
<desc>
<p>Closes a handle to an open file or directory on the server.</p>
@@ -159,29 +169,27 @@
<func>
<name>delete(ChannelPid, Name) -></name>
- <name>delete(ChannelPid, Name, Timeout) -> ok | {error, Reason}</name>
+ <name>delete(ChannelPid, Name, Timeout) -> ok | {error, reason()}</name>
<fsummary>Deletes a file.</fsummary>
<type>
<v>ChannelPid = pid()</v>
<v>Name = string()</v>
<v>Timeout = timeout()</v>
- <v>Reason = term()</v>
</type>
<desc>
- <p>Deletes the file specified by <c><![CDATA[Name]]></c>, like
- <seealso marker="kernel:file#delete-1">file:delete/1</seealso></p>
+ <p>Deletes the file specified by <c><![CDATA[Name]]></c>.
+ </p>
</desc>
</func>
<func>
<name>del_dir(ChannelPid, Name) -></name>
- <name>del_dir(ChannelPid, Name, Timeout) -> ok | {error, Reason}</name>
+ <name>del_dir(ChannelPid, Name, Timeout) -> ok | {error, reason()}</name>
<fsummary>Deletes an empty directory.</fsummary>
<type>
<v>ChannelPid = pid()</v>
<v>Name = string()</v>
<v>Timeout = timeout()</v>
- <v>Reason = term()</v>
</type>
<desc>
<p>Deletes a directory specified by <c><![CDATA[Name]]></c>.
@@ -192,7 +200,7 @@
<func>
<name>list_dir(ChannelPid, Path) -></name>
- <name>list_dir(ChannelPid, Path, Timeout) -> {ok, Filenames} | {error, Reason}</name>
+ <name>list_dir(ChannelPid, Path, Timeout) -> {ok, Filenames} | {error, reason()}</name>
<fsummary>Lists the directory.</fsummary>
<type>
<v>ChannelPid = pid()</v>
@@ -200,7 +208,6 @@
<v>Filenames = [Filename]</v>
<v>Filename = string()</v>
<v>Timeout = timeout()</v>
- <v>Reason = term()</v>
</type>
<desc>
<p>Lists the given directory on the server, returning the
@@ -210,13 +217,12 @@
<func>
<name>make_dir(ChannelPid, Name) -></name>
- <name>make_dir(ChannelPid, Name, Timeout) -> ok | {error, Reason}</name>
+ <name>make_dir(ChannelPid, Name, Timeout) -> ok | {error, reason()}</name>
<fsummary>Creates a directory.</fsummary>
<type>
<v>ChannelPid = pid()</v>
<v>Name = string()</v>
<v>Timeout = timeout()</v>
- <v>Reason = term()</v>
</type>
<desc>
<p>Creates a directory specified by <c><![CDATA[Name]]></c>. <c><![CDATA[Name]]></c>
@@ -227,24 +233,23 @@
<func>
<name>make_symlink(ChannelPid, Name, Target) -></name>
- <name>make_symlink(ChannelPid, Name, Target, Timeout) -> ok | {error, Reason}</name>
+ <name>make_symlink(ChannelPid, Name, Target, Timeout) -> ok | {error, reason()}</name>
<fsummary>Creates a symbolic link.</fsummary>
<type>
<v>ChannelPid = pid()</v>
<v>Name = string()</v>
<v>Target = string()</v>
- <v>Reason = term()</v>
</type>
<desc>
<p>Creates a symbolic link pointing to <c><![CDATA[Target]]></c> with the
- name <c><![CDATA[Name]]></c>, like
- <seealso marker="kernel:file#make_symlink-2">file:make_symlink/2</seealso></p>
+ name <c><![CDATA[Name]]></c>.
+ </p>
</desc>
</func>
<func>
<name>open(ChannelPid, File, Mode) -></name>
- <name>open(ChannelPid, File, Mode, Timeout) -> {ok, Handle} | {error, Reason}</name>
+ <name>open(ChannelPid, File, Mode, Timeout) -> {ok, Handle} | {error, reason()}</name>
<fsummary>Opens a file and returns a handle.</fsummary>
<type>
<v>ChannelPid = pid()</v>
@@ -253,7 +258,6 @@
<v>Modeflag = read | write | creat | trunc | append | binary</v>
<v>Timeout = timeout()</v>
<v>Handle = term()</v>
- <v>Reason = term()</v>
</type>
<desc>
<p>Opens a file on the server and returns a handle, which
@@ -262,13 +266,12 @@
</func>
<func>
<name>opendir(ChannelPid, Path) -></name>
- <name>opendir(ChannelPid, Path, Timeout) -> {ok, Handle} | {error, Reason}</name>
+ <name>opendir(ChannelPid, Path, Timeout) -> {ok, Handle} | {error, reason()}</name>
<fsummary>Opens a directory and returns a handle.</fsummary>
<type>
<v>ChannelPid = pid()</v>
<v>Path = string()</v>
<v>Timeout = timeout()</v>
- <v>Reason = term()</v>
</type>
<desc>
<p>Opens a handle to a directory on the server. The handle
@@ -278,7 +281,7 @@
<func>
<name>open_tar(ChannelPid, Path, Mode) -></name>
- <name>open_tar(ChannelPid, Path, Mode, Timeout) -> {ok, Handle} | {error, Reason}</name>
+ <name>open_tar(ChannelPid, Path, Mode, Timeout) -> {ok, Handle} | {error, reason()}</name>
<fsummary>Opens a tar file on the server to which <c>ChannelPid</c>
is connected and returns a handle.</fsummary>
<type>
@@ -298,7 +301,6 @@
<v>DecryptResult = {ok,PlainBin,CryptoState} | {ok,PlainBin,CryptoState,ChunkSize}</v>
<v>CloseFun = (fun(PlainBin,CryptoState) -> {ok,EncryptedBin})</v>
<v>Timeout = timeout()</v>
- <v>Reason = term()</v>
</type>
<desc>
<p>Opens a handle to a tar file on the server, associated with <c>ChannelPid</c>.
@@ -333,7 +335,7 @@
<func>
<name>position(ChannelPid, Handle, Location) -></name>
- <name>position(ChannelPid, Handle, Location, Timeout) -> {ok, NewPosition} | {error, Reason}</name>
+ <name>position(ChannelPid, Handle, Location, Timeout) -> {ok, NewPosition | {error, reason()}</name>
<fsummary>Sets the file position of a file.</fsummary>
<type>
<v>ChannelPid = pid()</v>
@@ -343,12 +345,11 @@
<v>Offset = integer()</v>
<v>Timeout = timeout()</v>
<v>NewPosition = integer()</v>
- <v>Reason = term()</v>
</type>
<desc>
<p>Sets the file position of the file referenced by <c><![CDATA[Handle]]></c>.
Returns <c><![CDATA[{ok, NewPosition}]]></c> (as an absolute offset) if
- successful, otherwise <c><![CDATA[{error, Reason}]]></c>. <c><![CDATA[Location]]></c> is
+ successful, otherwise <c><![CDATA[{error, reason()}]]></c>. <c><![CDATA[Location]]></c> is
one of the following:</p>
<taglist>
<tag><c><![CDATA[Offset]]></c></tag>
@@ -379,7 +380,7 @@
<func>
<name>pread(ChannelPid, Handle, Position, Len) -></name>
- <name>pread(ChannelPid, Handle, Position, Len, Timeout) -> {ok, Data} | eof | {error, Error}</name>
+ <name>pread(ChannelPid, Handle, Position, Len, Timeout) -> {ok, Data} | eof | {error, reason()}</name>
<fsummary>Reads from an open file.</fsummary>
<type>
<v>ChannelPid = pid()</v>
@@ -388,7 +389,6 @@
<v>Len = integer()</v>
<v>Timeout = timeout()</v>
<v>Data = string() | binary()</v>
- <v>Reason = term()</v>
</type>
<desc>
<p>The <c><![CDATA[pread]]></c> function reads from a specified position,
@@ -399,7 +399,7 @@
<func>
<name>pwrite(ChannelPid, Handle, Position, Data) -> ok</name>
- <name>pwrite(ChannelPid, Handle, Position, Data, Timeout) -> ok | {error, Reason}</name>
+ <name>pwrite(ChannelPid, Handle, Position, Data, Timeout) -> ok | {error, reason()}</name>
<fsummary>Writes to an open file.</fsummary>
<type>
<v>ChannelPid = pid()</v>
@@ -407,7 +407,6 @@
<v>Position = integer()</v>
<v>Data = iolist()</v>
<v>Timeout = timeout()</v>
- <v>Reason = term()</v>
</type>
<desc>
<p>The <c><![CDATA[pread]]></c> function writes to a specified position,
@@ -419,7 +418,7 @@
<func>
<name>read(ChannelPid, Handle, Len) -></name>
- <name>read(ChannelPid, Handle, Len, Timeout) -> {ok, Data} | eof | {error, Error}</name>
+ <name>read(ChannelPid, Handle, Len, Timeout) -> {ok, Data} | eof | {error, reason()}</name>
<fsummary>Reads from an open file.</fsummary>
<type>
<v>ChannelPid = pid()</v>
@@ -428,12 +427,11 @@
<v>Len = integer()</v>
<v>Timeout = timeout()</v>
<v>Data = string() | binary()</v>
- <v>Reason = term()</v>
</type>
<desc>
<p>Reads <c><![CDATA[Len]]></c> bytes from the file referenced by
<c><![CDATA[Handle]]></c>. Returns <c><![CDATA[{ok, Data}]]></c>, <c><![CDATA[eof]]></c>, or
- <c><![CDATA[{error, Reason}]]></c>. If the file is opened with <c><![CDATA[binary]]></c>,
+ <c><![CDATA[{error, reason()}]]></c>. If the file is opened with <c><![CDATA[binary]]></c>,
<c><![CDATA[Data]]></c> is a binary, otherwise it is a string.</p>
<p>If the file is read past <c>eof</c>, only the remaining bytes
are read and returned. If no bytes are read, <c><![CDATA[eof]]></c>
@@ -443,25 +441,22 @@
<func>
<name>read_file(ChannelPid, File) -></name>
- <name>read_file(ChannelPid, File, Timeout) -> {ok, Data} | {error, Reason}</name>
+ <name>read_file(ChannelPid, File, Timeout) -> {ok, Data} | {error, reason()}</name>
<fsummary>Reads a file.</fsummary>
<type>
<v>ChannelPid = pid()</v>
<v>File = string()</v>
<v>Data = binary()</v>
<v>Timeout = timeout()</v>
- <v>Reason = term()</v>
</type>
<desc>
- <p>Reads a file from the server, and returns the data in a binary,
- like
- <seealso marker="kernel:file#read_file-1">file:read_file/1</seealso></p>
+ <p>Reads a file from the server, and returns the data in a binary.</p>
</desc>
</func>
<func>
<name>read_file_info(ChannelPid, Name) -></name>
- <name>read_file_info(ChannelPid, Name, Timeout) -> {ok, FileInfo} | {error, Reason}</name>
+ <name>read_file_info(ChannelPid, Name, Timeout) -> {ok, FileInfo} | {error, reason()}</name>
<fsummary>Gets information about a file.</fsummary>
<type>
<v>ChannelPid = pid()</v>
@@ -469,35 +464,34 @@
<v>Handle = term()</v>
<v>Timeout = timeout()</v>
<v>FileInfo = record()</v>
- <v>Reason = term()</v>
</type>
<desc>
<p>Returns a <c><![CDATA[file_info]]></c> record from the file specified by
- <c><![CDATA[Name]]></c> or <c><![CDATA[Handle]]></c>,
- like <seealso marker="kernel:file#read_file_info-2">file:read_file_info/2</seealso></p>
+ <c><![CDATA[Name]]></c> or <c><![CDATA[Handle]]></c>. See
+ <seealso marker="kernel:file#read_file_info-2">file:read_file_info/2</seealso>
+ for information about the record.
+ </p>
</desc>
</func>
<func>
<name>read_link(ChannelPid, Name) -></name>
- <name>read_link(ChannelPid, Name, Timeout) -> {ok, Target} | {error, Reason}</name>
+ <name>read_link(ChannelPid, Name, Timeout) -> {ok, Target} | {error, reason()}</name>
<fsummary>Reads symbolic link.</fsummary>
<type>
<v>ChannelPid = pid()</v>
<v>Name = string()</v>
<v>Target = string()</v>
- <v>Reason = term()</v>
</type>
<desc>
- <p>Reads the link target from the symbolic link specified
- by <c><![CDATA[name]]></c>, like
- <seealso marker="kernel:file#read_link-1">file:read_link/1</seealso></p>
+ <p>Reads the link target from the symbolic link specified by <c><![CDATA[name]]></c>.
+ </p>
</desc>
</func>
<func>
- <name>read_link_info(ChannelPid, Name) -> {ok, FileInfo} | {error, Reason}</name>
- <name>read_link_info(ChannelPid, Name, Timeout) -> {ok, FileInfo} | {error, Reason}</name>
+ <name>read_link_info(ChannelPid, Name) -> {ok, FileInfo} | {error, reason()}</name>
+ <name>read_link_info(ChannelPid, Name, Timeout) -> {ok, FileInfo} | {error, reason()}</name>
<fsummary>Gets information about a symbolic link.</fsummary>
<type>
<v>ChannelPid = pid()</v>
@@ -505,30 +499,31 @@
<v>Handle = term()</v>
<v>Timeout = timeout()</v>
<v>FileInfo = record()</v>
- <v>Reason = term()</v>
</type>
<desc>
<p>Returns a <c><![CDATA[file_info]]></c> record from the symbolic
- link specified by <c><![CDATA[Name]]></c> or <c><![CDATA[Handle]]></c>, like
- <seealso marker="kernel:file#read_link_info-2">file:read_link_info/2</seealso></p>
+ link specified by <c><![CDATA[Name]]></c> or <c><![CDATA[Handle]]></c>.
+ See
+ <seealso marker="kernel:file#read_link_info-2">file:read_link_info/2</seealso>
+ for information about the record.
+ </p>
</desc>
</func>
<func>
<name>rename(ChannelPid, OldName, NewName) -> </name>
- <name>rename(ChannelPid, OldName, NewName, Timeout) -> ok | {error, Reason}</name>
+ <name>rename(ChannelPid, OldName, NewName, Timeout) -> ok | {error, reason()}</name>
<fsummary>Renames a file.</fsummary>
<type>
<v>ChannelPid = pid()</v>
<v>OldName = string()</v>
<v>NewName = string()</v>
<v>Timeout = timeout()</v>
- <v>Reason = term()</v>
</type>
<desc>
<p>Renames a file named <c><![CDATA[OldName]]></c> and gives it the name
- <c><![CDATA[NewName]]></c>, like
- <seealso marker="kernel:file#rename-2">file:rename/2</seealso></p>
+ <c><![CDATA[NewName]]></c>.
+ </p>
</desc>
</func>
@@ -537,14 +532,13 @@
<name>start_channel(ConnectionRef, Options) -></name>
<name>start_channel(Host, Options) -></name>
<name>start_channel(Host, Port, Options) -> {ok, Pid} | {ok, Pid, ConnectionRef} |
- {error, Reason}</name>
+ {error, reason()|term()}</name>
<fsummary>Starts an SFTP client.</fsummary>
<type>
<v>Host = string()</v>
<v>ConnectionRef = ssh_connection_ref()</v>
<v>Port = integer()</v>
<v>Options = [{Option, Value}]</v>
- <v>Reason = term()</v>
</type>
<desc>
<p>If no connection reference is provided, a connection is set
@@ -592,7 +586,7 @@
<func>
<name>write(ChannelPid, Handle, Data) -></name>
- <name>write(ChannelPid, Handle, Data, Timeout) -> ok | {error, Reason}</name>
+ <name>write(ChannelPid, Handle, Data, Timeout) -> ok | {error, reason()}</name>
<fsummary>Writes to an open file.</fsummary>
<type>
<v>ChannelPid = pid()</v>
@@ -600,61 +594,47 @@
<v>Position = integer()</v>
<v>Data = iolist()</v>
<v>Timeout = timeout()</v>
- <v>Reason = term()</v>
</type>
<desc>
<p>Writes <c><![CDATA[data]]></c> to the file referenced by <c><![CDATA[Handle]]></c>.
The file is to be opened with <c><![CDATA[write]]></c> or <c><![CDATA[append]]></c>
- flag. Returns <c><![CDATA[ok]]></c> if successful or <c><![CDATA[{error, Reason}]]></c>
+ flag. Returns <c><![CDATA[ok]]></c> if successful or <c><![CDATA[{error, reason()}]]></c>
otherwise.</p>
- <p>Typical error reasons:</p>
- <taglist>
- <tag><c><![CDATA[ebadf]]></c></tag>
- <item>
- <p>File is not opened for writing.</p>
- </item>
- <tag><c><![CDATA[enospc]]></c></tag>
- <item>
- <p>No space is left on the device.</p>
- </item>
- </taglist>
</desc>
</func>
<func>
<name>write_file(ChannelPid, File, Iolist) -></name>
- <name>write_file(ChannelPid, File, Iolist, Timeout) -> ok | {error, Reason}</name>
+ <name>write_file(ChannelPid, File, Iolist, Timeout) -> ok | {error, reason()}</name>
<fsummary>Writes a file.</fsummary>
<type>
<v>ChannelPid = pid()</v>
<v>File = string()</v>
<v>Iolist = iolist()</v>
<v>Timeout = timeout()</v>
- <v>Reason = term()</v>
</type>
<desc>
- <p>Writes a file to the server, like <seealso
- marker="kernel:file#write_file-2">file:write_file/2</seealso> The
- file is created if it does not exist. The file is overwritten
- if it exists.</p>
+ <p>Writes a file to the server. The file is created if it does not exist
+ but overwritten if it exists.</p>
</desc>
</func>
<func>
<name>write_file_info(ChannelPid, Name, Info) -></name>
- <name>write_file_info(ChannelPid, Name, Info, Timeout) -> ok | {error, Reason}</name>
+ <name>write_file_info(ChannelPid, Name, Info, Timeout) -> ok | {error, reason()}</name>
<fsummary>Writes information for a file.</fsummary>
<type>
<v>ChannelPid = pid()</v>
<v>Name = string()</v>
<v>Info = record()</v>
<v>Timeout = timeout()</v>
- <v>Reason = term()</v>
</type>
<desc>
<p>Writes file information from a <c><![CDATA[file_info]]></c> record to the
- file specified by <c><![CDATA[Name]]></c>, like
- <seealso marker="kernel:file#write_file_info-2">file:write_file_info/[2,3]</seealso></p>
+ file specified by <c><![CDATA[Name]]></c>. See
+ <seealso marker="kernel:file#write_file_info-2">file:write_file_info/[2,3]</seealso>
+ for information about the record.
+ </p>
</desc>
</func>
</funcs>
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 09:49:46 +0000