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| author | Christian Persch <chpe@svn.gnome.org> | 2007-01-29 04:06:12 +0800 |
|---|---|---|
| committer | Christian Persch <chpe@src.gnome.org> | 2007-01-29 04:06:12 +0800 |
| commit | 819a719f62d6d9583d55b1c5ac787c7f64a03de6 (patch) | |
| tree | bb8e94165702c9e8c1d5453a42a8d28ec5a5abf1 /lib/ephy-node.c | |
| parent | 2eee055dd76bfe30aea7758025cdd499aea95b4d (diff) | |
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Make sure we don't write characters < 0x20 (except 0x9, 0xa, 0xd) to XML.
2007-01-28 Christian Persch <chpe@svn.gnome.org>
* lib/ephy-node.c: (safe_write_string), (ephy_node_write_to_xml):
* src/bookmarks/ephy-bookmarks-export.c: (sanitise_string),
(write_topics_list), (write_rdf):
Make sure we don't write characters < 0x20 (except 0x9, 0xa, 0xd) to
XML. Bug #392782.
svn path=/trunk/; revision=6856
Diffstat (limited to 'lib/ephy-node.c')
| -rw-r--r-- | lib/ephy-node.c | 34 |
1 files changed, 33 insertions, 1 deletions
diff --git a/lib/ephy-node.c b/lib/ephy-node.c index 5581d3322..7078f23b1 100644 --- a/lib/ephy-node.c +++ b/lib/ephy-node.c @@ -806,6 +806,38 @@ write_parent (guint id, if (data->ret < 0) return; } +static inline int +safe_write_string (xmlTextWriterPtr writer, + const xmlChar *string) +{ + int ret; + xmlChar *copy, *p; + + if (!string) + return 0; + + /* http://www.w3.org/TR/REC-xml/#sec-well-formed : + Character Range + [2] Char ::= #x9 | #xA | #xD | [#x20-#xD7FF] | + [#xE000-#xFFFD] | [#x10000-#x10FFFF] + any Unicode character, excluding the surrogate blocks, FFFE, and FFFF. + */ + + copy = xmlStrdup (string); + for (p = copy; *p; p++) + { + xmlChar c = *p; + if (G_UNLIKELY (c < 0x20 && c != 0xd && c != 0xa && c != 0x9)) { + *p = 0x20; + } + } + + ret = xmlTextWriterWriteString (writer, copy); + xmlFree (copy); + + return ret; +} + int ephy_node_write_to_xml(EphyNode *node, xmlTextWriterPtr writer) @@ -851,7 +883,7 @@ ephy_node_write_to_xml(EphyNode *node, switch (G_VALUE_TYPE (value)) { case G_TYPE_STRING: - ret = xmlTextWriterWriteString + ret = safe_write_string (writer, (const xmlChar *)g_value_get_string (value)); break; case G_TYPE_BOOLEAN: |