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< title > The XML C library for Gnome< / title >
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< a href = "http://www.gnome.org/" > < img src = "smallfootonly.gif" alt = "Gnome Logo" > < / a > < a href = "http://www.w3.org/Status" > < img src = "w3c.png" alt = "W3C Logo" > < / a > < a href = "http://www.redhat.com/" > < img src = "redhat.gif" alt = "Red Hat Logo" > < / a >
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< h1 > The XML C library for Gnome< / h1 >
< h2 > libxml< / h2 >
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< li > < a href = "intro.html" > Introduction< / a > < / li >
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< li > < a href = "FAQ.html" > FAQ< / a > < / li >
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< li > < a href = "docs.html" > Documentation< / a > < / li >
< li > < a href = "bugs.html" > Reporting bugs and getting help< / a > < / li >
< li > < a href = "help.html" > How to help< / a > < / li >
< li > < a href = "downloads.html" > Downloads< / a > < / li >
< li > < a href = "news.html" > News< / a > < / li >
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< li > < a href = "XMLinfo.html" > XML< / a > < / li >
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< li > < a href = "XSLT.html" > XSLT< / a > < / li >
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< li > < a href = "python.html" > Python and bindings< / a > < / li >
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< li > < a href = "architecture.html" > libxml architecture< / a > < / li >
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< li > < a href = "tree.html" > The tree output< / a > < / li >
< li > < a href = "interface.html" > The SAX interface< / a > < / li >
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< li > < a href = "xmldtd.html" > Validation & DTDs< / a > < / li >
< li > < a href = "xmlmem.html" > Memory Management< / a > < / li >
< li > < a href = "encoding.html" > Encodings support< / a > < / li >
< li > < a href = "xmlio.html" > I/O Interfaces< / a > < / li >
< li > < a href = "catalog.html" > Catalog support< / a > < / li >
< li > < a href = "library.html" > The parser interfaces< / a > < / li >
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< li > < a href = "entities.html" > Entities or no entities< / a > < / li >
< li > < a href = "namespaces.html" > Namespaces< / a > < / li >
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< li > < a href = "upgrade.html" > Upgrading 1.x code< / a > < / li >
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< li > < a href = "threads.html" > Thread safety< / a > < / li >
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< li > < a href = "DOM.html" > DOM Principles< / a > < / li >
< li > < a href = "example.html" > A real example< / a > < / li >
< li > < a href = "contribs.html" > Contributions< / a > < / li >
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< li > < a href = "tutorial/index.html" > Tutorial< / a > < / li >
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< li >
< a href = "xml.html" > flat page< / a > , < a href = "site.xsl" > stylesheet< / a >
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< tr > < td colspan = "1" bgcolor = "#eecfa1" align = "center" > < center > < b > API Indexes< / b > < / center > < / td > < / tr >
< tr > < td bgcolor = "#fffacd" > < ul >
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< li > < a href = "APIchunk0.html" > Alphabetic< / a > < / li >
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< li > < a href = "APIconstructors.html" > Constructors< / a > < / li >
< li > < a href = "APIfunctions.html" > Functions/Types< / a > < / li >
< li > < a href = "APIfiles.html" > Modules< / a > < / li >
< li > < a href = "APIsymbols.html" > Symbols< / a > < / li >
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< tr > < td colspan = "1" bgcolor = "#eecfa1" align = "center" > < center > < b > Related links< / b > < / center > < / td > < / tr >
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< tr > < td bgcolor = "#fffacd" > < ul >
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< li > < a href = "http://mail.gnome.org/archives/xml/" > Mail archive< / a > < / li >
< li > < a href = "http://xmlsoft.org/XSLT/" > XSLT libxslt< / a > < / li >
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< li > < a href = "http://phd.cs.unibo.it/gdome2/" > DOM gdome2< / a > < / li >
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< li > < a href = "http://www.aleksey.com/xmlsec/" > XML-DSig xmlsec< / a > < / li >
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< li > < a href = "ftp://xmlsoft.org/" > FTP< / a > < / li >
< li > < a href = "http://www.fh-frankfurt.de/~igor/projects/libxml/" > Windows binaries< / a > < / li >
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< li > < a href = "http://garypennington.net/libxml2/" > Solaris binaries< / a > < / li >
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< li > < a href = "http://sourceforge.net/projects/libxml2-pas/" > Pascal bindings< / a > < / li >
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< li > < a href = "http://bugzilla.gnome.org/buglist.cgi?product=libxml&product=libxml2" > Bug Tracker< / a > < / li >
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< p >
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< p > Libxml is the XML C library developed for the Gnome project. XML itself
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is a metalanguage to design markup languages, i.e. text language where
semantic and structure are added to the content using extra " markup"
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information enclosed between angle brackets. HTML is the most well-known
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markup language. Though the library is written in C < a href = "python.html" > a
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variety of language bindings< / a > make it available in other environments.< / p >
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< p > Libxml2 implements a number of existing standards related to markup
languages:< / p >
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< ul >
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< li > the XML standard: < a href = "http://www.w3.org/TR/REC-xml" > http://www.w3.org/TR/REC-xml< / a >
< / li >
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< li > Namespaces in XML: < a href = "http://www.w3.org/TR/REC-xml-names/" > http://www.w3.org/TR/REC-xml-names/< / a >
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< / li >
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< li > XML Base: < a href = "http://www.w3.org/TR/xmlbase/" > http://www.w3.org/TR/xmlbase/< / a >
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< / li >
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< li >
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< a href = "http://www.cis.ohio-state.edu/rfc/rfc2396.txt" > RFC 2396< / a > :
Uniform Resource Identifiers < a href = "http://www.ietf.org/rfc/rfc2396.txt" > http://www.ietf.org/rfc/rfc2396.txt< / a >
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< / li >
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< li > XML Path Language (XPath) 1.0: < a href = "http://www.w3.org/TR/xpath" > http://www.w3.org/TR/xpath< / a >
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< / li >
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< li > HTML4 parser: < a href = "http://www.w3.org/TR/html401/" > http://www.w3.org/TR/html401/< / a >
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< / li >
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< li > most of XML Pointer Language (XPointer) Version 1.0: < a href = "http://www.w3.org/TR/xptr" > http://www.w3.org/TR/xptr< / a >
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< / li >
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< li > XML Inclusions (XInclude) Version 1.0: < a href = "http://www.w3.org/TR/xinclude/" > http://www.w3.org/TR/xinclude/< / a >
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< / li >
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< li > [ISO-8859-1], < a href = "http://www.cis.ohio-state.edu/rfc/rfc2044.txt" > rfc2044< / a > [UTF-8]
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and < a href = "http://www.cis.ohio-state.edu/rfc/rfc2781.txt" > rfc2781< / a >
[UTF-16] core encodings< / li >
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< li > part of SGML Open Technical Resolution TR9401:1997< / li >
< li > XML Catalogs Working Draft 06 August 2001: < a href = "http://www.oasis-open.org/committees/entity/spec-2001-08-06.html" > http://www.oasis-open.org/committees/entity/spec-2001-08-06.html< / a >
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< / li >
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< li > Canonical XML Version 1.0: < a href = "http://www.w3.org/TR/xml-c14n" > http://www.w3.org/TR/xml-c14n< / a >
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and the Exclusive XML Canonicalization CR draft < a href = "http://www.w3.org/TR/xml-exc-c14n" > http://www.w3.org/TR/xml-exc-c14n< / a >
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< / li >
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< / ul >
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< p > In most cases libxml tries to implement the specifications in a relatively
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strictly compliant way. As of release 2.4.16, libxml2 passes all 1800+ tests
from the < a href = "http://www.oasis-open.org/committees/xml-conformance/" > OASIS XML Tests
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Suite< / a > .< / p >
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< p > To some extent libxml2 provides support for the following additional
specifications but doesn't claim to implement them completely:< / p >
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< ul >
< li > Document Object Model (DOM) < a href = "http://www.w3.org/TR/DOM-Level-2-Core/" > http://www.w3.org/TR/DOM-Level-2-Core/< / a >
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it doesn't implement the API itself, gdome2 does this on top of
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libxml2< / li >
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< li >
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< a href = "http://www.cis.ohio-state.edu/rfc/rfc959.txt" > RFC 959< / a > :
libxml implements a basic FTP client code< / li >
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< li >
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< a href = "http://www.cis.ohio-state.edu/rfc/rfc1945.txt" > RFC 1945< / a > :
HTTP/1.0, again a basic HTTP client code< / li >
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< li > SAX: a minimal SAX implementation compatible with early expat
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versions< / li >
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< li > DocBook SGML v4: libxml2 includes a hackish parser to transition to
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XML< / li >
< / ul >
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< p > XML Schemas is being worked on but it would be far too early to make any
conformance statement about it at the moment.< / p >
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< p > Libxml2 is known to be very portable, the library should build and work
without serious troubles on a variety of systems (Linux, Unix, Windows,
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CygWin, MacOS, MacOS X, RISC Os, OS/2, VMS, QNX, MVS, ...)< / p >
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< p > Separate documents:< / p >
< ul >
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< li >
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< a href = "http://xmlsoft.org/XSLT/" > the libxslt page< / a > providing an
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implementation of XSLT 1.0 and common extensions like EXSLT for
libxml2< / li >
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< li >
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< a href = "http://www.cs.unibo.it/~casarini/gdome2/" > the gdome2 page< / a >
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: a standard DOM2 implementation for libxml2< / li >
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< li >
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< a href = "http://www.aleksey.com/xmlsec/" > the XMLSec page< / a > : an
implementation of < a href = "http://www.w3.org/TR/xmldsig-core/" > W3C XML
Digital Signature< / a > for libxml2< / li >
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< li > also check the related links section below for more related and active
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projects.< / li >
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< / ul >
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< p > < a href = "bugs.html" > Daniel Veillard< / a > < / p >
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