205 lines
5.9 KiB
Plaintext
205 lines
5.9 KiB
Plaintext
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/ __| | | | |_) | |
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\___|\___/|_| \_\_____|
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FEATURES
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curl tool
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- config file support
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- multiple URLs in a single command line
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- range "globbing" support: [0-13], {one,two,three}
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- multiple file upload on a single command line
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- custom maximum transfer rate
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- redirectable stderr
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- metalink support (*13)
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libcurl
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- full URL syntax with no length limit
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- custom maximum download time
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- custom least download speed acceptable
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- custom output result after completion
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- guesses protocol from host name unless specified
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- uses .netrc
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- progress bar with time statistics while downloading
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- "standard" proxy environment variables support
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- compiles on win32 (reported builds on 40+ operating systems)
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- selectable network interface for outgoing traffic
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- IPv6 support on unix and Windows
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- persistent connections
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- socks 4 + 5 support, with or without local name resolving
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- supports user name and password in proxy environment variables
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- operations through proxy "tunnel" (using CONNECT)
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- support for large files (>2GB and >4GB) during upload and download
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- replaceable memory functions (malloc, free, realloc, etc)
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- asynchronous name resolving (*6)
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- both a push and a pull style interface
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- international domain names (*11)
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HTTP
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- HTTP/1.1 compliant (optionally uses 1.0)
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- GET
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- PUT
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- HEAD
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- POST
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- Pipelining
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- multipart formpost (RFC1867-style)
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- authentication: Basic, Digest, NTLM (*9) and Negotiate (SPNEGO) (*3)
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to server and proxy
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- resume (both GET and PUT)
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- follow redirects
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- maximum amount of redirects to follow
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- custom HTTP request
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- cookie get/send fully parsed
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- reads/writes the netscape cookie file format
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- custom headers (replace/remove internally generated headers)
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- custom user-agent string
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- custom referrer string
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- range
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- proxy authentication
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- time conditions
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- via http-proxy
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- retrieve file modification date
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- Content-Encoding support for deflate and gzip
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- "Transfer-Encoding: chunked" support in uploads
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- data compression (*12)
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- HTTP/2 (*5)
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HTTPS (*1)
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- (all the HTTP features)
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- using client certificates
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- verify server certificate
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- via http-proxy
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- select desired encryption
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- force usage of a specific SSL version (SSLv2 (*7), SSLv3 (*10) or TLSv1)
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FTP
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- download
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- authentication
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- Kerberos 5 (*14)
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- active/passive using PORT, EPRT, PASV or EPSV
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- single file size information (compare to HTTP HEAD)
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- 'type=' URL support
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- dir listing
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- dir listing names-only
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- upload
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- upload append
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- upload via http-proxy as HTTP PUT
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- download resume
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- upload resume
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- custom ftp commands (before and/or after the transfer)
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- simple "range" support
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- via http-proxy
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- all operations can be tunneled through a http-proxy
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- customizable to retrieve file modification date
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- no dir depth limit
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FTPS (*1)
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- implicit ftps:// support that use SSL on both connections
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- explicit "AUTH TLS" and "AUTH SSL" usage to "upgrade" plain ftp://
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connection to use SSL for both or one of the connections
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SCP (*8)
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- both password and public key auth
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SFTP (*8)
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- both password and public key auth
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- with custom commands sent before/after the transfer
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TFTP
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- download
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- upload
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TELNET
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- connection negotiation
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- custom telnet options
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- stdin/stdout I/O
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LDAP (*2)
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- full LDAP URL support
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DICT
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- extended DICT URL support
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FILE
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- URL support
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- upload
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- resume
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SMB
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- SMBv1 over TCP and SSL
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- download
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- upload
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- authentication with NTLMv1
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SMTP
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- authentication: Plain, Login, CRAM-MD5, Digest-MD5, NTLM (*9), Kerberos 5
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(*4) and External.
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- send e-mails
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- mail from support
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- mail size support
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- mail auth support for trusted server-to-server relaying
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- multiple recipients
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- via http-proxy
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SMTPS (*1)
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- implicit smtps:// support
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- explicit "STARTTLS" usage to "upgrade" plain smtp:// connections to use SSL
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- via http-proxy
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POP3
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- authentication: Clear Text, APOP and SASL
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- SASL based authentication: Plain, Login, CRAM-MD5, Digest-MD5, NTLM (*9),
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Kerberos 5 (*4) and External.
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- list e-mails
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- retrieve e-mails
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- enhanced command support for: CAPA, DELE, TOP, STAT, UIDL and NOOP via
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custom requests
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- via http-proxy
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POP3S (*1)
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- implicit pop3s:// support
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- explicit "STLS" usage to "upgrade" plain pop3:// connections to use SSL
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- via http-proxy
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IMAP
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- authentication: Clear Text and SASL
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- SASL based authentication: Plain, Login, CRAM-MD5, Digest-MD5, NTLM (*9),
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Kerberos 5 (*4) and External.
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- list the folders of a mailbox
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- select a mailbox with support for verifying the UIDVALIDITY
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- fetch e-mails with support for specifying the UID and SECTION
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- upload e-mails via the append command
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- enhanced command support for: EXAMINE, CREATE, DELETE, RENAME, STATUS,
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STORE, COPY and UID via custom requests
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- via http-proxy
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IMAPS (*1)
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- implicit imaps:// support
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- explicit "STARTTLS" usage to "upgrade" plain imap:// connections to use SSL
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- via http-proxy
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FOOTNOTES
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=========
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*1 = requires a TLS library
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*2 = requires OpenLDAP or WinLDAP
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*3 = requires a GSS-API implementation (such as Heimdal or MIT Kerberos) or
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SSPI (native Windows)
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*4 = requires a GSS-API implementation, however, only Windows SSPI is
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currently supported
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*5 = requires nghttp2 and possibly a recent TLS library
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*6 = requires c-ares
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*7 = requires OpenSSL, NSS, GSKit, WinSSL or Secure Transport; GnuTLS, for
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example, only supports SSLv3 and TLSv1
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*8 = requires libssh2
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*9 = requires OpenSSL, GnuTLS, mbedTLS, NSS, yassl, Secure Transport or SSPI
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(native Windows)
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*10 = requires an SSL library that supports SSLv3
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*11 = requires libidn or Windows
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*12 = requires libz
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*13 = requires libmetalink, and either an Apple or Microsoft operating
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system, or OpenSSL, or GnuTLS, or NSS
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*14 = requires a GSS-API implementation (such as Heimdal or MIT Kerberos)
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