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diff --git a/lib/inets/doc/src/ftp.xml b/lib/inets/doc/src/ftp.xml deleted file mode 100644 index 42bece4d38..0000000000 --- a/lib/inets/doc/src/ftp.xml +++ /dev/null @@ -1,948 +0,0 @@ -<?xml version="1.0" encoding="utf-8" ?> -<!DOCTYPE erlref SYSTEM "erlref.dtd"> - -<erlref> - <header> - <copyright> - <year>1997</year><year>2016</year> - <holder>Ericsson AB. All Rights Reserved.</holder> - </copyright> - <legalnotice> - Licensed under the Apache License, Version 2.0 (the "License"); - you may not use this file except in compliance with the License. - You may obtain a copy of the License at - - http://www.apache.org/licenses/LICENSE-2.0 - - Unless required by applicable law or agreed to in writing, software - distributed under the License is distributed on an "AS IS" BASIS, - WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - See the License for the specific language governing permissions and - limitations under the License. - - </legalnotice> - - <title>ftp</title> - <prepared>Peter Högfeldt</prepared> - <docno></docno> - <date>1997-11-05</date> - <rev>B</rev> - <file>ftp.xml</file> - </header> - <module>ftp</module> - <modulesummary>A File Transfer Protocol client.</modulesummary> - - <description> - - <p>This module implements a client for file transfer - according to a subset of the File Transfer Protocol (FTP), see - <url href="http://www.ietf.org/rfc/rfc959.txt">RFC 959</url>.</p> - - <p>As from <c>Inets</c> 4.4.1, the FTP - client always tries to use passive FTP mode and only resort - to active FTP mode if this fails. This default behavior can be - changed by start option <seealso marker="#mode">mode</seealso>.</p> - - <marker id="two_start"></marker> - - <p>An FTP client can be started in two ways. One is using the - <seealso marker="#service_start">Inets service framework</seealso>, - the other is to start it directly as a standalone process - using function <seealso marker="#open">open</seealso>.</p> - - <p>For a simple example of an FTP session, see - <seealso marker="ftp_client">Inets User's Guide</seealso>.</p> - - <p>In addition to the ordinary functions for receiving and sending - files (see <c>recv/2</c>, <c>recv/3</c>, <c>send/2</c>, and - <c>send/3</c>) there are functions for receiving remote files as - binaries (see <c>recv_bin/2</c>) and for sending binaries to be - stored as remote files (see <c>send_bin/3</c>).</p> - - <p>A set of functions is provvided for sending and receiving - contiguous parts of a file to be stored in a remote file. For send, - see <c>send_chunk_start/2</c>, <c>send_chunk/2</c>, and - <c>send_chunk_end/1</c>. For receive, see - <c>recv_chunk_start/2</c> and <c>recv_chunk/</c>).</p> - - <p>The return values of the following functions depend - much on the implementation of the FTP server at the remote - host. In particular, the results from <c>ls</c> and <c>nlist</c> - varies. Often real errors are not reported as errors by <c>ls</c>, - even if, for example, a file or directory does not - exist. <c>nlist</c> is usually more strict, but some - implementations have the peculiar behaviour of responding with an - error if the request is a listing of the contents of a directory - that exists but is empty.</p> - - <marker id="service_start"></marker> - </description> - - <section> - <title>FTP CLIENT SERVICE START/STOP</title> - - <p>The FTP client can be started and stopped dynamically in runtime by - calling the <c>Inets</c> application API - <c>inets:start(ftpc, ServiceConfig)</c>, - or <c>inets:start(ftpc, ServiceConfig, How)</c>, and - <c>inets:stop(ftpc, Pid)</c>. - For details, see <seealso marker="inets">inets(3)</seealso>.</p> - - <p>The available configuration options are as follows:</p> - - <taglist> - <tag>{host, Host}</tag> - <item> - <marker id="host"></marker> - <p>Host = <c>string() | ip_address()</c></p> - </item> - - <tag>{port, Port}</tag> - <item> - <marker id="port"></marker> - <p>Port = <c>integer() > 0</c></p> - <p>Default is <c>21</c>.</p> - </item> - - <tag>{mode, Mode}</tag> - <item> - <marker id="mode"></marker> - <p>Mode = <c>active | passive</c></p> - <p>Default is <c>passive</c>.</p> - </item> - - <tag>{verbose, Verbose}</tag> - <item> - <marker id="verbose"></marker> - <p>Verbose = <c>boolean()</c> </p> - <p>Determines if the FTP communication is to be - verbose or not.</p> - <p>Default is <c>false</c>.</p> - </item> - - <tag>{debug, Debug}</tag> - <item> - <marker id="debug"></marker> - <p>Debug = <c>trace | debug | disable</c> </p> - <p>Debugging using the dbg toolkit. </p> - <p>Default is <c>disable</c>.</p> - </item> - - <tag>{ipfamily, IpFamily}</tag> - <item> - <marker id="ipfamily"></marker> - <p>IpFamily = <c>inet | inet6 | inet6fb4</c> </p> - <p>With <c>inet6fb4</c> the client behaves as before, that is, - tries to use IPv6, and only if that does not work it - uses IPv4).</p> - <p>Default is <c>inet</c> (IPv4).</p> - </item> - - <tag>{timeout, Timeout}</tag> - <item> - <marker id="timeout"></marker> - <p>Timeout = <c>non_neg_integer()</c></p> - <p>Connection time-out.</p> - <p>Default is <c>60000</c> (milliseconds).</p> - </item> - - <tag>{dtimeout, DTimeout}</tag> - <item> - <marker id="dtimeout"></marker> - <p>DTimeout = <c>non_neg_integer() | infinity</c> </p> - <p>Data connect time-out. - The time the client waits for the server to connect to the - data socket.</p> - <p>Default is <c>infinity</c>. </p> - </item> - - <tag>{progress, Progress}</tag> - <item> - <marker id="progress"></marker> - <p>Progress = <c>ignore | {CBModule, CBFunction, InitProgress}</c></p> - <p><c>CBModule = atom()</c>, <c>CBFunction = atom()</c></p> - <p><c>InitProgress = term()</c></p> - <p>Default is <c>ignore</c>.</p> - </item> - - </taglist> - - <p>Option <c>progress</c> is intended to be used by applications that - want to create some type of progress report, such as a progress bar in - a GUI. Default for the progress option is <c>ignore</c>, - that is, the option is not used. When the progress option is - specified, the following happens when <c>ftp:send/[3,4]</c> or - <c>ftp:recv/[3,4]</c> are called:</p> - - <list type="bulleted"> - <item> - <p>Before a file is transferred, the following call is - made to indicate the start of the file transfer and how large - the file is. The return value of the callback function - is to be a new value for the <c>UserProgressTerm</c> that will - be used as input the next time the callback function is - called.</p> - <p><c> - CBModule:CBFunction(InitProgress, File, {file_size, FileSize}) - </c></p> - </item> - - <item> - <p>Every time a chunk of bytes is transferred the - following call is made:</p> - <p><c> - CBModule:CBFunction(UserProgressTerm, File, {transfer_size, TransferSize}) - </c></p> - </item> - - <item> - <p>At the end of the file the following call is - made to indicate the end of the transfer:</p> - <p><c> - CBModule:CBFunction(UserProgressTerm, File, {transfer_size, 0}) - </c></p> - </item> - </list> - - <p>The callback function is to be defined as follows:</p> - - <p><c> - CBModule:CBFunction(UserProgressTerm, File, Size) -> UserProgressTerm - </c></p> - - <p><c> - CBModule = CBFunction = atom() - </c></p> - - <p><c> - UserProgressTerm = term() - </c></p> - - <p><c> - File = string() - </c></p> - - <p><c> - Size = {transfer_size, integer()} | {file_size, integer()} | {file_size, unknown} - </c></p> - - <p>For remote files, <c>ftp</c> cannot determine the - file size in a platform independent way. In this case the size - becomes <c>unknown</c> and it is left to the application to - determine the size.</p> - - <note> - <p>The callback is made by a middleman process, hence the - file transfer is not affected by the code in the progress - callback function. If the callback crashes, this is - detected by the FTP connection process, which then prints an - info-report and goes on as if the progress option was set - to <c>ignore</c>.</p> - </note> - - <p>The file transfer type is set to the default of the FTP server - when the session is opened. This is usually ASCCI mode. - </p> - - <p>The current local working directory (compare <c>lpwd/1</c>) is set - to the value reported by <c>file:get_cwd/1</c>, the wanted - local directory. - </p> - - <p>The return value <c>Pid</c> is used as a reference to the - newly created FTP client in all other functions, and they are to - be called by the process that created the connection. The FTP - client process monitors the process that created it and - terminates if that process terminates.</p> - </section> - - <section> - <title>DATA TYPES</title> - <p>The following type definitions are used by more than one - function in the FTP client API:</p> - <p><c>pid()</c> = identifier of an FTP connection</p> - <p><c>string()</c> = list of ASCII characters</p> - <p><c>shortage_reason()</c> = <c>etnospc | epnospc</c></p> - <p><c>restriction_reason()</c> = <c>epath | efnamena | elogin | enotbinary</c> - - all restrictions are not always relevant to all functions - </p> - <p><c>common_reason()</c> = <c>econn | eclosed | term()</c> - - some explanation of what went wrong</p> - - <marker id="account"></marker> - </section> - - <funcs> - <func> - <name>account(Pid, Account) -> ok | {error, Reason}</name> - <fsummary>Specifies which account to use.</fsummary> - <type> - <v>Pid = pid()</v> - <v>Account = string()</v> - <v>Reason = eacct | common_reason()</v> - </type> - <desc> - <p>Sets the account for an operation, if needed.</p> - - <marker id="append"></marker> - <marker id="append2"></marker> - <marker id="append3"></marker> - </desc> - </func> - - <func> - <name>append(Pid, LocalFile) -> </name> - <name>append(Pid, LocalFile, RemoteFile) -> ok | {error, Reason}</name> - <fsummary>Transfers a file to remote server, and appends it to - <c>Remotefile</c>.</fsummary> - <type> - <v>Pid = pid()</v> - <v>LocalFile = RemoteFile = string()</v> - <v>Reason = epath | elogin | etnospc | epnospc | efnamena | common_reason</v> - </type> - <desc> - <p>Transfers the file <c>LocalFile</c> to the remote server. If - <c>RemoteFile</c> is specified, the name of the remote file that the - file is appended to is set to <c>RemoteFile</c>, otherwise - to <c>LocalFile</c>. If the file does not exists, - it is created.</p> - - <marker id="append_bin"></marker> - </desc> - </func> - - <func> - <name>append_bin(Pid, Bin, RemoteFile) -> ok | {error, Reason}</name> - <fsummary>Transfers a binary into a remote file.</fsummary> - <type> - <v>Pid = pid()</v> - <v>Bin = binary()()</v> - <v>RemoteFile = string()</v> - <v>Reason = restriction_reason()| shortage_reason() | common_reason()</v> - </type> - <desc> - <p>Transfers the binary <c>Bin</c> to the remote server and appends - it to the file <c>RemoteFile</c>. If the file does not exist, it - is created.</p> - - <marker id="append_chunk"></marker> - </desc> - </func> - - <func> - <name>append_chunk(Pid, Bin) -> ok | {error, Reason}</name> - <fsummary>Appends a chunk to the remote file.</fsummary> - <type> - <v>Pid = pid()</v> - <v>Bin = binary()</v> - <v>Reason = echunk | restriction_reason() | common_reason()</v> - </type> - <desc> - <p>Transfers the chunk <c>Bin</c> to the remote server, which - appends it to the file specified in the call to - <c>append_chunk_start/2</c>.</p> - <p>For some errors, for example, file system full, it is - necessary to call <c>append_chunk_end</c> to get the - proper reason.</p> - - <marker id="append_chunk_start"></marker> - </desc> - </func> - - <func> - <name>append_chunk_start(Pid, File) -> ok | {error, Reason}</name> - <fsummary>Starts transfer of file chunks for appending to <c>File</c>.</fsummary> - <type> - <v>Pid = pid()</v> - <v>File = string()</v> - <v>Reason = restriction_reason() | common_reason()</v> - </type> - <desc> - <p>Starts the transfer of chunks for appending to the file - <c>File</c> at the remote server. If the file does not exist, - it is created.</p> - - <marker id="append_chunk_end"></marker> - </desc> - </func> - - <func> - <name>append_chunk_end(Pid) -> ok | {error, Reason}</name> - <fsummary>Stops transfer of chunks for appending.</fsummary> - <type> - <v>Pid = pid()</v> - <v>Reason = echunk | restriction_reason() | shortage_reason() </v> - </type> - <desc> - <p>Stops transfer of chunks for appending to the remote server. - The file at the remote server, specified in the call to - <c>append_chunk_start/2</c>, is closed by the server.</p> - - <marker id="cd"></marker> - </desc> - </func> - - <func> - <name>cd(Pid, Dir) -> ok | {error, Reason}</name> - <fsummary>Changes remote working directory.</fsummary> - <type> - <v>Pid = pid()</v> - <v>Dir = string()</v> - <v>Reason = restriction_reason() | common_reason() </v> - </type> - <desc> - <p>Changes the working directory at the remote server to - <c>Dir</c>.</p> - - <marker id="close"></marker> - </desc> - </func> - - <func> - <name>close(Pid) -> ok</name> - <fsummary>Ends the FTP session.</fsummary> - <type> - <v>Pid = pid()</v> - </type> - <desc> - <p>Ends an FTP session, created using function - <seealso marker="#open">open</seealso>.</p> - - <marker id="delete"></marker> - </desc> - </func> - - <func> - <name>delete(Pid, File) -> ok | {error, Reason}</name> - <fsummary>Deletes a file at the remote server.</fsummary> - <type> - <v>Pid = pid()</v> - <v>File = string()</v> - <v>Reason = restriction_reason() | common_reason()</v> - </type> - <desc> - <p>Deletes the file <c>File</c> at the remote server.</p> - - <marker id="append"></marker> - </desc> - </func> - - <func> - <name>formaterror(Tag) -> string()</name> - <fsummary>Returns error diagnostics.</fsummary> - <type> - <v>Tag = {error, atom()} | atom()</v> - </type> - <desc> - <p>Given an error return value <c>{error, AtomReason}</c>, - this function returns a readable string describing the error.</p> - - <marker id="lcd"></marker> - </desc> - </func> - - <func> - <name>lcd(Pid, Dir) -> ok | {error, Reason}</name> - <fsummary>Changes local working directory.</fsummary> - <type> - <v>Pid = pid()</v> - <v>Dir = string()</v> - <v>Reason = restriction_reason()</v> - </type> - <desc> - <p>Changes the working directory to <c>Dir</c> for the local client.</p> - - <marker id="lpwd"></marker> - </desc> - </func> - - <func> - <name>lpwd(Pid) -> {ok, Dir}</name> - <fsummary>Gets local current working directory.</fsummary> - <type> - <v>Pid = pid()</v> - </type> - <desc> - <p>Returns the current working directory at the local client.</p> - - <marker id="ls"></marker> - <marker id="ls1"></marker> - <marker id="ls2"></marker> - </desc> - </func> - - <func> - <name>ls(Pid) -> </name> - <name>ls(Pid, Pathname) -> {ok, Listing} | {error, Reason}</name> - <fsummary>List of files.</fsummary> - <type> - <v>Pid = pid()</v> - <v>Pathname = string()</v> - <v>Listing = string()</v> - <v>Reason = restriction_reason() | common_reason()</v> - </type> - <desc> - <p>Returns a list of files in long format.</p> - <p><c>Pathname</c> can be a directory, a group of files, or - a file. The <c>Pathname</c> string can contain wildcards.</p> - <p><c>ls/1</c> implies the current remote directory of the user.</p> - <p>The format of <c>Listing</c> depends on the operating system. - On UNIX, it is typically produced from the output of the - <c>ls -l</c> shell command.</p> - - <marker id="mkdir"></marker> - </desc> - </func> - - <func> - <name>mkdir(Pid, Dir) -> ok | {error, Reason}</name> - <fsummary>Creates a remote directory.</fsummary> - <type> - <v>Pid = pid()</v> - <v>Dir = string()</v> - <v>Reason = restriction_reason() | common_reason()</v> - </type> - <desc> - <p>Creates the directory <c>Dir</c> at the remote server.</p> - - <marker id="nlist"></marker> - <marker id="nlist1"></marker> - <marker id="nlist2"></marker> - </desc> - </func> - - <func> - <name>nlist(Pid) -> </name> - <name>nlist(Pid, Pathname) -> {ok, Listing} | {error, Reason}</name> - <fsummary>List of files.</fsummary> - <type> - <v>Pid = pid()</v> - <v>Pathname = string()</v> - <v>Listing = string()</v> - <v>Reason = restriction_reason() | common_reason()</v> - </type> - <desc> - <p>Returns a list of files in short format.</p> - <p><c>Pathname</c> can be a directory, a group of files, or - a file. The <c>Pathname</c> string can contain wildcards.</p> - <p><c>nlist/1</c> implies the current remote directory of the user.</p> - <p>The format of <c>Listing</c> is a stream of - filenames where each filename is separated by <CRLF> or - <NL>. Contrary to function <c>ls</c>, the purpose of - <c>nlist</c> is to enable a program to - process filename information automatically.</p> - - <marker id="open"></marker> - </desc> - </func> - - <func> - <name>open(Host) -> {ok, Pid} | {error, Reason}</name> - <name>open(Host, Opts) -> {ok, Pid} | {error, Reason}</name> - <fsummary>Starts a standalone FTP client.</fsummary> - <type> - <v>Host = string() | ip_address()</v> - <v>Opts = options()</v> - <v>options() = [option()]</v> - <v>option() = start_option() | open_option()</v> - <v>start_option() = {verbose, verbose()} | {debug, debug()}</v> - <v>verbose() = boolean() (default is false)</v> - <v>debug() = disable | debug | trace (default is disable)</v> - <v>open_option() = {ipfamily, ipfamily()} | {port, port()} | {mode, mode()} | {tls, tls_options()} | {timeout, timeout()} | {dtimeout, dtimeout()} | {progress, progress()}</v> - <v>ipfamily() = inet | inet6 | inet6fb4 (default is inet)</v> - <v>port() = integer() > 0 (default is 21)</v> - <v>mode() = active | passive (default is passive)</v> - <v>tls_options() = [<seealso marker="ssl:ssl#type-ssloption">ssl:ssloption()</seealso>]</v> - <v>timeout() = integer() > 0 (default is 60000 milliseconds)</v> - <v>dtimeout() = integer() > 0 | infinity (default is infinity)</v> - <v>pogress() = ignore | {module(), function(), initial_data()} (default is ignore)</v> - <v>module() = atom()</v> - <v>function() = atom()</v> - <v>initial_data() = term()</v> - <v>Reason = ehost | term()</v> - </type> - - <desc> - <p>Starts a standalone FTP client process - (without the <c>Inets</c> service framework) and - opens a session with the FTP server at <c>Host</c>. </p> - - <p>If option <c>{tls, tls_options()}</c> is present, the FTP session - is transported over <c>tls</c> (<c>ftps</c>, see - <url href="http://www.ietf.org/rfc/rfc4217.txt">RFC 4217</url>). - The list <c>tls_options()</c> can be empty. The function - <seealso marker="ssl:ssl#connect/3"><c>ssl:connect/3</c></seealso> - is used for securing both the control connection and the data sessions. - </p> - - <p>A session opened in this way is closed using function - <seealso marker="#close">close</seealso>.</p> - - <marker id="pwd"></marker> - </desc> - </func> - - <func> - <name>pwd(Pid) -> {ok, Dir} | {error, Reason}</name> - <fsummary>Gets the remote current working directory.</fsummary> - <type> - <v>Pid = pid()</v> - <v>Reason = restriction_reason() | common_reason()</v> - </type> - <desc> - <p>Returns the current working directory at the remote server.</p> - - <marker id="recv"></marker> - <marker id="recv2"></marker> - <marker id="recv3"></marker> - </desc> - </func> - - <func> - <name>recv(Pid, RemoteFile) -> </name> - <name>recv(Pid, RemoteFile, LocalFile) -> ok | {error, Reason}</name> - <fsummary>Transfers a file from remote server.</fsummary> - <type> - <v>Pid = pid()</v> - <v>RemoteFile = LocalFile = string()</v> - <v>Reason = restriction_reason() | common_reason() | file_write_error_reason() </v> - <v>file_write_error_reason() = see file:write/2</v> - </type> - <desc> - <p>Transfers the file <c>RemoteFile</c> from the remote server - to the file system of the local client. If - <c>LocalFile</c> is specified, the local file will be - <c>LocalFile</c>, otherwise - <c>RemoteFile</c>.</p> - <p>If the file write fails (for example, <c>enospc</c>), the command is - aborted and <c>{error, file_write_error_reason()}</c> is returned. - However, the file is <em>not</em> removed.</p> - - <marker id="recv_bin"></marker> - </desc> - </func> - - <func> - <name>recv_bin(Pid, RemoteFile) -> {ok, Bin} | {error, Reason}</name> - <fsummary>Transfers a file from remote server as a binary.</fsummary> - <type> - <v>Pid = pid()</v> - <v>Bin = binary()</v> - <v>RemoteFile = string()</v> - <v>Reason = restriction_reason() | common_reason()</v> - </type> - <desc> - <p>Transfers the file <c>RemoteFile</c> from the remote server and - receives it as a binary.</p> - - <marker id="recv_chunk_start"></marker> - </desc> - </func> - - <func> - <name>recv_chunk_start(Pid, RemoteFile) -> ok | {error, Reason}</name> - <fsummary>Starts chunk-reading of the remote file.</fsummary> - <type> - <v>Pid = pid()</v> - <v>RemoteFile = string()</v> - <v>Reason = restriction_reason() | common_reason()</v> - </type> - <desc> - <p>Starts transfer of the file <c>RemoteFile</c> from the - remote server.</p> - - <marker id="recv_chunk"></marker> - </desc> - </func> - - <func> - <name>recv_chunk(Pid) -> ok | {ok, Bin} | {error, Reason}</name> - <fsummary>Receives a chunk of the remote file.</fsummary> - <type> - <v>Pid = pid()</v> - <v>Bin = binary()</v> - <v>Reason = restriction_reason() | common_reason()</v> - </type> - <desc> - <p>Receives a chunk of the remote file (<c>RemoteFile</c> of - <c>recv_chunk_start</c>). The return values have the following - meaning:</p> - <list type="bulleted"> - <item><c>ok</c> = the transfer is complete.</item> - <item><c>{ok, Bin}</c> = just another chunk of the file.</item> - <item><c>{error, Reason}</c> = transfer failed.</item> - </list> - - <marker id="rename"></marker> - </desc> - </func> - - <func> - <name>rename(Pid, Old, New) -> ok | {error, Reason}</name> - <fsummary>Renames a file at the remote server.</fsummary> - <type> - <v>Pid = pid()</v> - <v>CurrFile = NewFile = string()</v> - <v>Reason = restriction_reason() | common_reason()</v> - </type> - <desc> - <p>Renames <c>Old</c> to <c>New</c> at the remote server.</p> - - <marker id="rmdir"></marker> - </desc> - </func> - - <func> - <name>rmdir(Pid, Dir) -> ok | {error, Reason}</name> - <fsummary>Removes a remote directory.</fsummary> - <type> - <v>Pid = pid()</v> - <v>Dir = string()</v> - <v>Reason = restriction_reason() | common_reason()</v> - </type> - <desc> - <p>Removes directory <c>Dir</c> at the remote server.</p> - - <marker id="send"></marker> - <marker id="send2"></marker> - <marker id="send3"></marker> - </desc> - </func> - - <func> - <name>send(Pid, LocalFile) -></name> - <name>send(Pid, LocalFile, RemoteFile) -> ok | {error, Reason}</name> - <fsummary>Transfers a file to the remote server.</fsummary> - <type> - <v>Pid = pid()</v> - <v>LocalFile = RemoteFile = string()</v> - <v>Reason = restriction_reason() | common_reason() | shortage_reason()</v> - </type> - <desc> - <p>Transfers the file <c>LocalFile</c> to the remote server. If - <c>RemoteFile</c> is specified, the name of the remote file is set - to <c>RemoteFile</c>, otherwise to <c>LocalFile</c>.</p> - - <marker id="send_bin"></marker> - </desc> - </func> - - <func> - <name>send_bin(Pid, Bin, RemoteFile) -> ok | {error, Reason}</name> - <fsummary>Transfers a binary into a remote file.</fsummary> - <type> - <v>Pid = pid()</v> - <v>Bin = binary()()</v> - <v>RemoteFile = string()</v> - <v>Reason = restriction_reason() | common_reason() | shortage_reason()</v> - </type> - <desc> - <p>Transfers the binary <c>Bin</c> into the file <c>RemoteFile</c> - at the remote server.</p> - - <marker id="send_chunk"></marker> - </desc> - </func> - - <func> - <name>send_chunk(Pid, Bin) -> ok | {error, Reason}</name> - <fsummary>Writes a chunk to the remote file.</fsummary> - <type> - <v>Pid = pid()</v> - <v>Bin = binary()</v> - <v>Reason = echunk | restriction_reason() | common_reason()</v> - </type> - <desc> - <p>Transfers the chunk <c>Bin</c> to the remote server, which - writes it into the file specified in the call to - <c>send_chunk_start/2</c>.</p> - <p>For some errors, for example, file system full, it is - necessary to to call <c>send_chunk_end</c> to get the - proper reason.</p> - - <marker id="send_chunk_start"></marker> - </desc> - </func> - - <func> - <name>send_chunk_start(Pid, File) -> ok | {error, Reason}</name> - <fsummary>Starts transfer of file chunks.</fsummary> - <type> - <v>Pid = pid()</v> - <v>File = string()</v> - <v>Reason = restriction_reason() | common_reason()</v> - </type> - <desc> - <p>Starts transfer of chunks into the file <c>File</c> at the - remote server.</p> - - <marker id="send_chunk_end"></marker> - </desc> - </func> - - <func> - <name>send_chunk_end(Pid) -> ok | {error, Reason}</name> - <fsummary>Stops transfer of chunks.</fsummary> - <type> - <v>Pid = pid()</v> - <v>Reason = restriction_reason() | common_reason() | shortage_reason()</v> - </type> - <desc> - <p>Stops transfer of chunks to the remote server. The file at the - remote server, specified in the call to <c>send_chunk_start/2</c> - is closed by the server.</p> - - <marker id="type"></marker> - </desc> - </func> - - <func> - <name>type(Pid, Type) -> ok | {error, Reason}</name> - <fsummary>Sets transfer type to <c>ascii</c>or <c>binary</c>.</fsummary> - <type> - <v>Pid = pid()</v> - <v>Type = ascii | binary</v> - <v>Reason = etype | restriction_reason() | common_reason()</v> - </type> - <desc> - <p>Sets the file transfer type to <c>ascii</c> or <c>binary</c>. When - an FTP session is opened, the default transfer type of the - server is used, most often <c>ascii</c>, which is default - according to <url href="http://www.ietf.org/rfc/rfc959.txt">RFC 959</url>.</p> - <marker id="user3"></marker> - </desc> - </func> - - <func> - <name>user(Pid, User, Password) -> ok | {error, Reason}</name> - <fsummary>User login.</fsummary> - <type> - <v>Pid = pid()</v> - <v>User = Password = string()</v> - <v>Reason = euser | common_reason()</v> - </type> - <desc> - <p>Performs login of <c>User</c> with <c>Password</c>.</p> - - <marker id="user4"></marker> - </desc> - </func> - - <func> - <name>user(Pid, User, Password, Account) -> ok | {error, Reason}</name> - <fsummary>User login.</fsummary> - <type> - <v>Pid = pid()</v> - <v>User = Password = string()</v> - <v>Reason = euser | common_reason() </v> - </type> - <desc> - <p>Performs login of <c>User</c> with <c>Password</c> to the account - specified by <c>Account</c>.</p> - - <marker id="quote"></marker> - </desc> - </func> - - <func> - <name>quote(Pid, Command) -> [FTPLine]</name> - <fsummary>Sends an arbitrary FTP command.</fsummary> - <type> - <v>Pid = pid()</v> - <v>Command = string()</v> - <v>FTPLine = string(</v> - </type> - <desc><note><p>The telnet end of line characters, from the FTP - protocol definition, CRLF, for example, "\\r\\n" has been removed.</p></note> - <p>Sends an arbitrary FTP command and returns verbatim a list - of the lines sent back by the FTP server. This function is - intended to give application accesses to FTP commands - that are server-specific or that cannot be provided by - this FTP client.</p> - <note> - <p>FTP commands requiring a data connection cannot be - successfully issued with this function.</p> - </note> - </desc> - </func> - </funcs> - - <section> - <title>ERRORS</title> - <p>The possible error reasons and the corresponding diagnostic strings - returned by <c>formaterror/1</c> are as follows: - </p> - <taglist> - <tag><c>echunk</c></tag> - <item> - <p>Synchronization error during chunk sending according to one - of the following: - </p><list type="bulleted"> - <item>A call is made to <c>send_chunk/2</c> or <c>send_chunk_end/1</c> - before a call to <c>send_chunk_start/2</c>.</item> - <item>A call has been made to another transfer function during chunk - sending, that is, before a call to <c>send_chunk_end/1</c>.</item> - </list> - </item> - <tag><c>eclosed</c></tag> - <item> - <p>The session is closed.</p> - </item> - <tag><c>econn</c></tag> - <item> - <p>Connection to the remote server is prematurely closed.</p> - </item> - <tag><c>ehost</c></tag> - <item> - <p>Host is not found, FTP server is not found, or connection is rejected - by FTP server.</p> - </item> - <tag><c>elogin</c></tag> - <item> - <p>User is not logged in.</p> - </item> - <tag><c>enotbinary</c></tag> - <item> - <p>Term is not a binary.</p> - </item> - <tag><c>epath</c></tag> - <item> - <p>No such file or directory, or directory already exists, or - permission denied.</p> - </item> - <tag><c>etype</c></tag> - <item> - <p>No such type.</p> - </item> - <tag><c>euser</c></tag> - <item> - <p>Invalid username or password.</p> - </item> - <tag><c>etnospc</c></tag> - <item> - <p>Insufficient storage space in system [452].</p> - </item> - <tag><c>epnospc</c></tag> - <item> - <p>Exceeded storage allocation (for current directory or - dataset) [552].</p> - </item> - <tag><c>efnamena</c></tag> - <item> - <p>Filename not allowed [553].</p> - </item> - </taglist> - </section> - - <section> - <title>SEE ALSO</title> - <p><seealso marker="kernel:file">file(3)</seealso> - <seealso marker="stdlib:filename">filename(3)</seealso> - and J. Postel and J. Reynolds: File Transfer Protocol - (<url href="http://www.ietf.org/rfc/rfc959.txt">RFC 959</url>). - </p> - </section> - -</erlref> - - |