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Provide new accessors for xmlOutputBuffer

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To avoid digging into buf->buffer insternal strcuture the two
new entry points xmlOutputBufferGetContent() and
xmlOutputBufferGetSize() should make the ode cleaner.

* include/libxml/xmlIO.h: add two new functions
* xmlIO.c: impement the 2 functions based on the new buffer entry points
This commit is contained in:
Daniel Veillard 2012-08-06 11:16:30 +08:00
parent 187e52901b
commit e258adecd0
2 changed files with 39 additions and 0 deletions
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6
include/libxml/xmlIO.h
View File

@ -245,6 +245,12 @@ XMLPUBFUN xmlOutputBufferPtr XMLCALL
void *ioctx,
xmlCharEncodingHandlerPtr encoder);
/* Couple of APIs to get the output without digging into the buffers */
XMLPUBFUN const xmlChar * XMLCALL
xmlOutputBufferGetContent (xmlOutputBufferPtr out);
XMLPUBFUN size_t XMLCALL
xmlOutputBufferGetSize (xmlOutputBufferPtr out);
XMLPUBFUN int XMLCALL
xmlOutputBufferWrite (xmlOutputBufferPtr out,
int len,

33
xmlIO.c
View File

@ -2922,6 +2922,39 @@ xmlOutputBufferCreateBuffer(xmlBufferPtr buffer,
return(ret);
}
/**
* xmlOutputBufferGetContent:
* @out: an xmlOutputBufferPtr
*
* Gives a pointer to the data currently held in the output buffer
*
* Returns a pointer to the data or NULL in case of error
*/
const xmlChar *
xmlOutputBufferGetContent(xmlOutputBufferPtr out) {
if ((out == NULL) || (out->buffer == NULL))
return(NULL);
return(xmlBufContent(out->buffer));
}
/**
* xmlOutputBufferGetSize:
* @out: an xmlOutputBufferPtr
*
* Gives the length of the data currently held in the output buffer
*
* Returns 0 in case or error or no data is held, the size otherwise
*/
size_t
xmlOutputBufferGetSize(xmlOutputBufferPtr out) {
if ((out == NULL) || (out->buffer == NULL))
return(0);
return(xmlBufUse(out->buffer));
}
#endif /* LIBXML_OUTPUT_ENABLED */
/**