| Commit message (Collapse) | Author | Age | Files | Lines |
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Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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This patch adds a simplied iterator interface.
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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This patch adds the ct expression.
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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This patch adds support for the exthdr expression of nftables that
is implemented in linux/net/netfilter/nft_exthdr.c
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Signed-off-by: Alvaro Neira Ayuso <alvaroneay@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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We need this new attribute to configure the data that is attached
to an element. This is useful for the mapping feature to retrieve
data based on keys (like a dictionary) that nftables provides.
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Similar to commit 414ac29.
Signed-off-by: Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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In (dde2039 src: add nft_*_unset functions), I mangled Arturo's
patch to add a default case, but he was intentionally not adding
it to unset attributes that require no memory releases.
I prefered to add the attributes explicitly in the switch rather
on failing back on the default action.
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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These functions unset the given attribute in each object and
release the data if needed.
Signed-off-by: Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Signed-off-by: Alvaro Neira <alvaroneay@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Add version to XML chunks in case of future changes.
Signed-off-by: Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Signed-off-by: Eric Leblond <eric@regit.org>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Noted while calling _snprintf functions consecutively.
Signed-off-by: Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Signed-off-by: Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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It should use 'utmp' instead of 'tmp'.
Signed-off-by: Arturo Borero Gonzalez <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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XML printing is supported even if XML parsing is not enabled.
Signed-off-by: Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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A minor cosmetic change. Delete the space before '>'.
Signed-off-by: Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Added in (51370f0 src: add support for XML parsing).
Signed-off-by: Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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These casting were useless.
Signed-off-by: Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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This patch adds capabilities for parsing a XML table/chain/rule.
Some comments:
* The XML data is case sensitive
(so <chain>asd</chain> != <chain>ASD</chain> != <CHAIN>asd</CHAIN>)
* All exported functions receive XML and return an object (table|chain|rule).
* To compile the lib with XML parsing support, run './configure --with-xml-parsing'
* XML parsing is done with libmxml (http://minixml.org). XML parsing depends
on this external lib, this dependency is optional at compile time.
NOTE: expr/target and expr/match binary data are exported.
[ Fixed to compile without --with-xml-parsing --pablo ]
Signed-off-by: Arturo Borrero González <arturo.borrero.glez@gmail.com>
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Update .map file to include it, otherwise it's not exported.
Signed-off-by: Tomasz Bursztyka <tomasz.bursztyka@linux.intel.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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And constify data passed to nft_chain_attr_set.
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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The uint32_t flags attribute is internal, so no need to
export via XML.
Signed-off-by: Arturo Borrero González <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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The caller should add it in case it needs it.
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Delete all \n and \t from XML output, any reasonable XML viewer
already does the nifty formatting for us.
Signed-off-by: Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Signed-off-by: Arturo Borrero González <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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The compat struct was not printed in XML. So, I think give output
format is the first step to parse it.
Signed-off-by: Arturo Borrero <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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nft_data_reg now is printed in XML according to what it contains
<data> nodes have been also renamed.
Arturo Borrero Gonzalez says:
====================
cmp is using <cmpdata> <cmpdata> has <data_reg></data_reg> which
can also be redundant.
But all around the XML printing (including sets, an incoming patch)
i've been nesting the data_reg into another XML node, so you could
easily see (also the XML parser) the difference between (for example.
in set) nft_set_elem->key and nft_set_elem->data.
As I needed to nest in nft_set_elem I decided to follow a constant
line and do nest all data_reg.
====================
Signed-off-by: Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Exported symbol should be nft_rule_attr_get_u32, not nft_rule_attr_get_u64.
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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This patch adds support to get and set the attribute
NFT_{TABLE|CHAIN|RULE}_ATTR_FAMILY.
I found this useful when parsing a XML table|chain|rule (future patch).
Signed-off-by: Arturo Borrero <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Signed-off-by: Arturo Borrero <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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There are some problems in using attributes:
* they cannot contain multiple values (child elements can)
* they are not easily expandable (for future changes)
* they cannot describe structures (child elements can)
* they are more difficult to manipulate by program code
* attribute values are not easy to test against a DTD
Extracted from "XML Elements vs. Attributes" at:
http://www.w3schools.com/dtd/dtd_el_vs_attr.asp
For more information.
Signed-off-by: Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Signed-off-by: Arturo Borrero <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Signed-off-by: Arturo Borrero Gonzalez <arturo.borrero.glez@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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This patch includes iterators and several examples.
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Including examples.
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Propagate the type and flags parameter to the expressions, so we can
implement outputs in different formats.
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Add nft_rule_attr_get_u8 to obtain the family number.
Signed-off-by: Tomasz Bursztyka <tomasz.bursztyka@linux.intel.com>
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