1 | /*
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2 | * Summary: incomplete XML Schemas structure implementation
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3 | * Description: interface to the XML Schemas handling and schema validity
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4 | * checking, it is incomplete right now.
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5 | *
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6 | * Copy: See Copyright for the status of this software.
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7 | *
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8 | * Author: Daniel Veillard
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9 | */
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10 |
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11 |
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12 | #ifndef __XML_SCHEMA_H__
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13 | #define __XML_SCHEMA_H__
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14 |
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15 | #include <libxml/xmlversion.h>
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16 |
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17 | #ifdef LIBXML_SCHEMAS_ENABLED
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18 |
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19 | #include <stdio.h>
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20 | #include <libxml/encoding.h>
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21 | #include <libxml/tree.h>
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22 | #include <libxml/xmlerror.h>
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23 |
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24 | #ifdef __cplusplus
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25 | extern "C" {
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26 | #endif
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27 |
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28 | /**
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29 | * This error codes are obsolete; not used any more.
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30 | */
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31 | typedef enum {
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32 | XML_SCHEMAS_ERR_OK = 0,
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33 | XML_SCHEMAS_ERR_NOROOT = 1,
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34 | XML_SCHEMAS_ERR_UNDECLAREDELEM,
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35 | XML_SCHEMAS_ERR_NOTTOPLEVEL,
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36 | XML_SCHEMAS_ERR_MISSING,
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37 | XML_SCHEMAS_ERR_WRONGELEM,
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38 | XML_SCHEMAS_ERR_NOTYPE,
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39 | XML_SCHEMAS_ERR_NOROLLBACK,
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40 | XML_SCHEMAS_ERR_ISABSTRACT,
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41 | XML_SCHEMAS_ERR_NOTEMPTY,
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42 | XML_SCHEMAS_ERR_ELEMCONT,
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43 | XML_SCHEMAS_ERR_HAVEDEFAULT,
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44 | XML_SCHEMAS_ERR_NOTNILLABLE,
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45 | XML_SCHEMAS_ERR_EXTRACONTENT,
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46 | XML_SCHEMAS_ERR_INVALIDATTR,
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47 | XML_SCHEMAS_ERR_INVALIDELEM,
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48 | XML_SCHEMAS_ERR_NOTDETERMINIST,
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49 | XML_SCHEMAS_ERR_CONSTRUCT,
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50 | XML_SCHEMAS_ERR_INTERNAL,
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51 | XML_SCHEMAS_ERR_NOTSIMPLE,
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52 | XML_SCHEMAS_ERR_ATTRUNKNOWN,
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53 | XML_SCHEMAS_ERR_ATTRINVALID,
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54 | XML_SCHEMAS_ERR_VALUE,
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55 | XML_SCHEMAS_ERR_FACET,
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56 | XML_SCHEMAS_ERR_,
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57 | XML_SCHEMAS_ERR_XXX
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58 | } xmlSchemaValidError;
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59 |
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60 | /*
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61 | * ATTENTION: Change xmlSchemaSetValidOptions's check
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62 | * for invalid values, if adding to the validation
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63 | * options below.
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64 | */
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65 | /**
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66 | * xmlSchemaValidOption:
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67 | *
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68 | * This is the set of XML Schema validation options.
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69 | */
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70 | typedef enum {
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71 | XML_SCHEMA_VAL_VC_I_CREATE = 1<<0
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72 | /* Default/fixed: create an attribute node
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73 | * or an element's text node on the instance.
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74 | */
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75 | } xmlSchemaValidOption;
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76 |
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77 | /*
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78 | XML_SCHEMA_VAL_XSI_ASSEMBLE = 1<<1,
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79 | * assemble schemata using
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80 | * xsi:schemaLocation and
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81 | * xsi:noNamespaceSchemaLocation
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82 | */
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83 |
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84 | /**
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85 | * The schemas related types are kept internal
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86 | */
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87 | typedef struct _xmlSchema xmlSchema;
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88 | typedef xmlSchema *xmlSchemaPtr;
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89 |
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90 | /**
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91 | * xmlSchemaValidityErrorFunc:
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92 | * @ctx: the validation context
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93 | * @msg: the message
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94 | * @...: extra arguments
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95 | *
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96 | * Signature of an error callback from an XSD validation
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97 | */
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98 | typedef void (*xmlSchemaValidityErrorFunc)
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99 | (void *ctx, const char *msg, ...) LIBXML_ATTR_FORMAT(2,3);
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100 |
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101 | /**
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102 | * xmlSchemaValidityWarningFunc:
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103 | * @ctx: the validation context
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104 | * @msg: the message
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105 | * @...: extra arguments
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106 | *
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107 | * Signature of a warning callback from an XSD validation
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108 | */
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109 | typedef void (*xmlSchemaValidityWarningFunc)
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110 | (void *ctx, const char *msg, ...) LIBXML_ATTR_FORMAT(2,3);
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111 |
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112 | /**
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113 | * A schemas validation context
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114 | */
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115 | typedef struct _xmlSchemaParserCtxt xmlSchemaParserCtxt;
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116 | typedef xmlSchemaParserCtxt *xmlSchemaParserCtxtPtr;
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117 |
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118 | typedef struct _xmlSchemaValidCtxt xmlSchemaValidCtxt;
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119 | typedef xmlSchemaValidCtxt *xmlSchemaValidCtxtPtr;
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120 |
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121 | /**
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122 | * xmlSchemaValidityLocatorFunc:
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123 | * @ctx: user provided context
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124 | * @file: returned file information
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125 | * @line: returned line information
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126 | *
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127 | * A schemas validation locator, a callback called by the validator.
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128 | * This is used when file or node information are not available
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129 | * to find out what file and line number are affected
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130 | *
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131 | * Returns: 0 in case of success and -1 in case of error
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132 | */
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133 |
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134 | typedef int (*xmlSchemaValidityLocatorFunc) (void *ctx,
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135 | const char **file, unsigned long *line);
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136 |
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137 | /*
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138 | * Interfaces for parsing.
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139 | */
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140 | XMLPUBFUN xmlSchemaParserCtxtPtr
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141 | xmlSchemaNewParserCtxt (const char *URL);
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142 | XMLPUBFUN xmlSchemaParserCtxtPtr
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143 | xmlSchemaNewMemParserCtxt (const char *buffer,
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144 | int size);
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145 | XMLPUBFUN xmlSchemaParserCtxtPtr
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146 | xmlSchemaNewDocParserCtxt (xmlDocPtr doc);
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147 | XMLPUBFUN void
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148 | xmlSchemaFreeParserCtxt (xmlSchemaParserCtxtPtr ctxt);
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149 | XMLPUBFUN void
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150 | xmlSchemaSetParserErrors (xmlSchemaParserCtxtPtr ctxt,
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151 | xmlSchemaValidityErrorFunc err,
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152 | xmlSchemaValidityWarningFunc warn,
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153 | void *ctx);
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154 | XMLPUBFUN void
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155 | xmlSchemaSetParserStructuredErrors(xmlSchemaParserCtxtPtr ctxt,
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156 | xmlStructuredErrorFunc serror,
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157 | void *ctx);
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158 | XMLPUBFUN int
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159 | xmlSchemaGetParserErrors(xmlSchemaParserCtxtPtr ctxt,
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160 | xmlSchemaValidityErrorFunc * err,
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161 | xmlSchemaValidityWarningFunc * warn,
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162 | void **ctx);
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163 | XMLPUBFUN int
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164 | xmlSchemaIsValid (xmlSchemaValidCtxtPtr ctxt);
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165 |
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166 | XMLPUBFUN xmlSchemaPtr
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167 | xmlSchemaParse (xmlSchemaParserCtxtPtr ctxt);
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168 | XMLPUBFUN void
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169 | xmlSchemaFree (xmlSchemaPtr schema);
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170 | #ifdef LIBXML_OUTPUT_ENABLED
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171 | XMLPUBFUN void
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172 | xmlSchemaDump (FILE *output,
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173 | xmlSchemaPtr schema);
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174 | #endif /* LIBXML_OUTPUT_ENABLED */
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175 | /*
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176 | * Interfaces for validating
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177 | */
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178 | XMLPUBFUN void
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179 | xmlSchemaSetValidErrors (xmlSchemaValidCtxtPtr ctxt,
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180 | xmlSchemaValidityErrorFunc err,
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181 | xmlSchemaValidityWarningFunc warn,
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182 | void *ctx);
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183 | XMLPUBFUN void
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184 | xmlSchemaSetValidStructuredErrors(xmlSchemaValidCtxtPtr ctxt,
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185 | xmlStructuredErrorFunc serror,
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186 | void *ctx);
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187 | XMLPUBFUN int
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188 | xmlSchemaGetValidErrors (xmlSchemaValidCtxtPtr ctxt,
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189 | xmlSchemaValidityErrorFunc *err,
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190 | xmlSchemaValidityWarningFunc *warn,
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191 | void **ctx);
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192 | XMLPUBFUN int
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193 | xmlSchemaSetValidOptions (xmlSchemaValidCtxtPtr ctxt,
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194 | int options);
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195 | XMLPUBFUN void
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196 | xmlSchemaValidateSetFilename(xmlSchemaValidCtxtPtr vctxt,
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197 | const char *filename);
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198 | XMLPUBFUN int
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199 | xmlSchemaValidCtxtGetOptions(xmlSchemaValidCtxtPtr ctxt);
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200 |
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201 | XMLPUBFUN xmlSchemaValidCtxtPtr
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202 | xmlSchemaNewValidCtxt (xmlSchemaPtr schema);
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203 | XMLPUBFUN void
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204 | xmlSchemaFreeValidCtxt (xmlSchemaValidCtxtPtr ctxt);
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205 | XMLPUBFUN int
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206 | xmlSchemaValidateDoc (xmlSchemaValidCtxtPtr ctxt,
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207 | xmlDocPtr instance);
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208 | XMLPUBFUN int
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209 | xmlSchemaValidateOneElement (xmlSchemaValidCtxtPtr ctxt,
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210 | xmlNodePtr elem);
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211 | XMLPUBFUN int
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212 | xmlSchemaValidateStream (xmlSchemaValidCtxtPtr ctxt,
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213 | xmlParserInputBufferPtr input,
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214 | xmlCharEncoding enc,
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215 | xmlSAXHandlerPtr sax,
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216 | void *user_data);
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217 | XMLPUBFUN int
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218 | xmlSchemaValidateFile (xmlSchemaValidCtxtPtr ctxt,
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219 | const char * filename,
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220 | int options);
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221 |
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222 | XMLPUBFUN xmlParserCtxtPtr
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223 | xmlSchemaValidCtxtGetParserCtxt(xmlSchemaValidCtxtPtr ctxt);
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224 |
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225 | /*
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226 | * Interface to insert Schemas SAX validation in a SAX stream
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227 | */
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228 | typedef struct _xmlSchemaSAXPlug xmlSchemaSAXPlugStruct;
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229 | typedef xmlSchemaSAXPlugStruct *xmlSchemaSAXPlugPtr;
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230 |
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231 | XMLPUBFUN xmlSchemaSAXPlugPtr
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232 | xmlSchemaSAXPlug (xmlSchemaValidCtxtPtr ctxt,
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233 | xmlSAXHandlerPtr *sax,
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234 | void **user_data);
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235 | XMLPUBFUN int
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236 | xmlSchemaSAXUnplug (xmlSchemaSAXPlugPtr plug);
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237 |
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238 |
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239 | XMLPUBFUN void
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240 | xmlSchemaValidateSetLocator (xmlSchemaValidCtxtPtr vctxt,
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241 | xmlSchemaValidityLocatorFunc f,
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242 | void *ctxt);
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243 |
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244 | #ifdef __cplusplus
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245 | }
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246 | #endif
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247 |
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248 | #endif /* LIBXML_SCHEMAS_ENABLED */
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249 | #endif /* __XML_SCHEMA_H__ */
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