[964] | 1 | /* |
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| 2 | * Summary: Provide Canonical XML and Exclusive XML Canonicalization |
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| 3 | * Description: the c14n modules provides a |
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| 4 | * |
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| 5 | * "Canonical XML" implementation |
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| 6 | * http://www.w3.org/TR/xml-c14n |
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| 7 | * |
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| 8 | * and an |
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| 9 | * |
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| 10 | * "Exclusive XML Canonicalization" implementation |
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| 11 | * http://www.w3.org/TR/xml-exc-c14n |
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| 12 | |
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| 13 | * Copy: See Copyright for the status of this software. |
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| 14 | * |
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| 15 | * Author: Aleksey Sanin <aleksey@aleksey.com> |
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| 16 | */ |
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| 17 | #ifndef __XML_C14N_H__ |
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| 18 | #define __XML_C14N_H__ |
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| 19 | #ifdef LIBXML_C14N_ENABLED |
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| 20 | #ifdef LIBXML_OUTPUT_ENABLED |
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| 21 | |
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| 22 | #ifdef __cplusplus |
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| 23 | extern "C" { |
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| 24 | #endif /* __cplusplus */ |
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| 25 | |
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| 26 | #include <libxml/xmlversion.h> |
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| 27 | #include <libxml/tree.h> |
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| 28 | #include <libxml/xpath.h> |
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| 29 | |
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| 30 | /* |
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| 31 | * XML Canonicazation |
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| 32 | * http://www.w3.org/TR/xml-c14n |
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| 33 | * |
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| 34 | * Exclusive XML Canonicazation |
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| 35 | * http://www.w3.org/TR/xml-exc-c14n |
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| 36 | * |
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| 37 | * Canonical form of an XML document could be created if and only if |
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| 38 | * a) default attributes (if any) are added to all nodes |
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| 39 | * b) all character and parsed entity references are resolved |
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| 40 | * In order to achive this in libxml2 the document MUST be loaded with |
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| 41 | * following global setings: |
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| 42 | * |
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| 43 | * xmlLoadExtDtdDefaultValue = XML_DETECT_IDS | XML_COMPLETE_ATTRS; |
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| 44 | * xmlSubstituteEntitiesDefault(1); |
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| 45 | * |
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| 46 | * or corresponding parser context setting: |
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| 47 | * xmlParserCtxtPtr ctxt; |
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| 48 | * |
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| 49 | * ... |
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| 50 | * ctxt->loadsubset = XML_DETECT_IDS | XML_COMPLETE_ATTRS; |
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| 51 | * ctxt->replaceEntities = 1; |
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| 52 | * ... |
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| 53 | */ |
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| 54 | |
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| 55 | |
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| 56 | XMLPUBFUN int XMLCALL |
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| 57 | xmlC14NDocSaveTo (xmlDocPtr doc, |
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| 58 | xmlNodeSetPtr nodes, |
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| 59 | int exclusive, |
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| 60 | xmlChar **inclusive_ns_prefixes, |
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| 61 | int with_comments, |
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| 62 | xmlOutputBufferPtr buf); |
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| 63 | |
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| 64 | XMLPUBFUN int XMLCALL |
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| 65 | xmlC14NDocDumpMemory (xmlDocPtr doc, |
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| 66 | xmlNodeSetPtr nodes, |
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| 67 | int exclusive, |
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| 68 | xmlChar **inclusive_ns_prefixes, |
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| 69 | int with_comments, |
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| 70 | xmlChar **doc_txt_ptr); |
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| 71 | |
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| 72 | XMLPUBFUN int XMLCALL |
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| 73 | xmlC14NDocSave (xmlDocPtr doc, |
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| 74 | xmlNodeSetPtr nodes, |
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| 75 | int exclusive, |
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| 76 | xmlChar **inclusive_ns_prefixes, |
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| 77 | int with_comments, |
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| 78 | const char* filename, |
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| 79 | int compression); |
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| 80 | |
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| 81 | |
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| 82 | /** |
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| 83 | * This is the core C14N function |
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| 84 | */ |
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| 85 | typedef int (*xmlC14NIsVisibleCallback) (void* user_data, |
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| 86 | xmlNodePtr node, |
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| 87 | xmlNodePtr parent); |
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| 88 | |
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| 89 | XMLPUBFUN int XMLCALL |
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| 90 | xmlC14NExecute (xmlDocPtr doc, |
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| 91 | xmlC14NIsVisibleCallback is_visible_callback, |
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| 92 | void* user_data, |
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| 93 | int exclusive, |
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| 94 | xmlChar **inclusive_ns_prefixes, |
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| 95 | int with_comments, |
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| 96 | xmlOutputBufferPtr buf); |
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| 97 | |
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| 98 | #ifdef __cplusplus |
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| 99 | } |
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| 100 | #endif /* __cplusplus */ |
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| 101 | |
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| 102 | #endif /* LIBXML_OUTPUT_ENABLED */ |
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| 103 | #endif /* LIBXML_C14N_ENABLED */ |
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| 104 | #endif /* __XML_C14N_H__ */ |
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| 105 | |
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