/*
* Read xmlDocument from server
*/
static xmlDoc *
js_document_read (xmlParserCtxtPtr ctxt, js_session_t *jsp,
const char *url, const char *encoding, int options)
{
xmlParserInputBufferPtr input;
xmlParserInputPtr stream;
xmlDoc *docp;
if (jsp == NULL || ctxt == NULL || jsp->js_state == JSS_DEAD)
return NULL;
xmlCtxtReset(ctxt);
input = js_buffer_create(jsp, XML_CHAR_ENCODING_NONE);
if (input == NULL)
return NULL;
input->closecallback = NULL;
stream = xmlNewIOInputStream(ctxt, input, XML_CHAR_ENCODING_NONE);
if (stream == NULL) {
xmlFreeParserInputBuffer(input);
return NULL;
}
inputPush(ctxt, stream);
xmlCtxtUseOptions(ctxt, options);
xmlCharEncodingHandlerPtr hdlr;
if (encoding && ((hdlr = xmlFindCharEncodingHandler(encoding)) != NULL))
xmlSwitchToEncoding(ctxt, hdlr);
if (url != NULL && ctxt->input != NULL && ctxt->input->filename == NULL)
ctxt->input->filename = (char *) xmlStrdup((const xmlChar *) url);
/*
* All right. The stage is set, time to open the curtain and let
* the show begin.
*/
xmlParseDocument(ctxt);
docp = ctxt->myDoc;
ctxt->myDoc = NULL;
if (docp && !ctxt->wellFormed) {
xmlFreeDoc(docp);
docp = NULL;
}
return docp;
}
static void testDocumentRangeByte1(xmlParserCtxtPtr ctxt, char *document,
int len, char *data, int forbid1, int forbid2) {
int i;
xmlDocPtr res;
for (i = 0;i <= 0xFF;i++) {
lastError = 0;
xmlCtxtReset(ctxt);
data[0] = i;
res = xmlReadMemory(document, len, "test", NULL, 0);
if ((i == forbid1) || (i == forbid2)) {
if ((lastError == 0) || (res != NULL))
fprintf(stderr,
"Failed to detect invalid char for Byte 0x%02X: %c\n",
i, i);
}
else if ((i == '<') || (i == '&')) {
if ((lastError == 0) || (res != NULL))
fprintf(stderr,
"Failed to detect illegal char %c for Byte 0x%02X\n", i, i);
}
else if (((i < 0x20) || (i >= 0x80)) &&
(i != 0x9) && (i != 0xA) && (i != 0xD)) {
if ((lastError != XML_ERR_INVALID_CHAR) && (res != NULL))
fprintf(stderr,
"Failed to detect invalid char for Byte 0x%02X\n", i);
}
else if (res == NULL) {
fprintf(stderr,
"Failed to parse valid char for Byte 0x%02X : %c\n", i, i);
}
if (res != NULL)
xmlFreeDoc(res);
}
}
//! Reset parser state.
//-----------------------------------------------------------------------
static void
reset(const parser_type &p)
{
xmlCtxtReset(p);
}
static void testDocumentRangeByte2(xmlParserCtxtPtr ctxt, char *document,
int len, char *data) {
int i, j;
xmlDocPtr res;
for (i = 0x80;i <= 0xFF;i++) {
for (j = 0;j <= 0xFF;j++) {
lastError = 0;
xmlCtxtReset(ctxt);
data[0] = i;
data[1] = j;
res = xmlReadMemory(document, len, "test", NULL, 0);
/* if first bit of first char is set, then second bit must too */
if ((i & 0x80) && ((i & 0x40) == 0)) {
if ((lastError == 0) || (res != NULL))
fprintf(stderr,
"Failed to detect invalid char for Bytes 0x%02X 0x%02X\n",
i, j);
}
/*
* if first bit of first char is set, then second char first
* bits must be 10
*/
else if ((i & 0x80) && ((j & 0xC0) != 0x80)) {
if ((lastError == 0) || (res != NULL))
fprintf(stderr,
"Failed to detect invalid char for Bytes 0x%02X 0x%02X\n",
i, j);
}
/*
* if using a 2 byte encoding then the value must be greater
* than 0x80, i.e. one of bits 5 to 1 of i must be set
*/
else if ((i & 0x80) && ((i & 0x1E) == 0)) {
if ((lastError == 0) || (res != NULL))
fprintf(stderr,
"Failed to detect invalid char for Bytes 0x%02X 0x%02X\n",
i, j);
}
/*
* if third bit of first char is set, then the sequence would need
* at least 3 bytes, but we give only 2 !
*/
else if ((i & 0xE0) == 0xE0) {
if ((lastError == 0) || (res != NULL))
fprintf(stderr,
"Failed to detect invalid char for Bytes 0x%02X 0x%02X 0x00\n",
i, j);
}
/*
* We should see no error in remaning cases
*/
else if ((lastError != 0) || (res == NULL)) {
fprintf(stderr,
"Failed to parse document for Bytes 0x%02X 0x%02X\n", i, j);
}
if (res != NULL)
xmlFreeDoc(res);
}
}
}
