blob: 776965a70725800392ef173c43684de294e47dc1 [file] [log] [blame]
/**
* @author: Jeff Thompson
* Derived from Name.js by Meki Cheraoui.
* See COPYING for copyright and distribution information.
*/
#include "binary-xml-encoder.h"
#include "binary-xml-decoder.h"
#include "binary-xml-name.h"
ndn_Error ndn_encodeBinaryXmlName(struct ndn_Name *name, struct ndn_BinaryXmlEncoder *encoder)
{
ndn_Error error;
if ((error = ndn_BinaryXmlEncoder_writeElementStartDTag(encoder, ndn_BinaryXml_DTag_Name)))
return error;
unsigned int i;
for (i = 0; i < name->nComponents; ++i) {
if ((error = ndn_BinaryXmlEncoder_writeBlobDTagElement
(encoder, ndn_BinaryXml_DTag_Component, name->components[i].value, name->components[i].valueLength)))
return error;
}
if ((error = ndn_BinaryXmlEncoder_writeElementClose(encoder)))
return error;
return NDN_ERROR_success;
}
ndn_Error ndn_decodeBinaryXmlName(struct ndn_Name *name, struct ndn_BinaryXmlDecoder *decoder)
{
ndn_Error error;
if ((error = ndn_BinaryXmlDecoder_readElementStartDTag(decoder, ndn_BinaryXml_DTag_Name)))
return error;
name->nComponents = 0;
while (1) {
int gotExpectedTag;
if ((error = ndn_BinaryXmlDecoder_peekDTag(decoder, ndn_BinaryXml_DTag_Component, &gotExpectedTag)))
return error;
if (!gotExpectedTag)
// No more components.
break;
unsigned char *component;
unsigned int componentLen;
if ((error = ndn_BinaryXmlDecoder_readBinaryDTagElement(decoder, ndn_BinaryXml_DTag_Component, 0, &component, &componentLen)))
return error;
// Add the component to the name.
if (name->nComponents >= name->maxComponents)
return NDN_ERROR_read_a_component_past_the_maximum_number_of_components_allowed_in_the_name;
ndn_NameComponent_init(name->components + name->nComponents, component, componentLen);
++name->nComponents;
}
if ((error = ndn_BinaryXmlDecoder_readElementClose(decoder)))
return error;
return NDN_ERROR_success;
}