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172
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/* Copyright (c) 1998, 1999 Thai Open Source Software Center Ltd
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See the file COPYING for copying permission.
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*/
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/* This file is included! */
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#ifdef XML_TOK_IMPL_C
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#ifndef IS_INVALID_CHAR
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#define IS_INVALID_CHAR(enc, ptr, n) (0)
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#endif
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#define INVALID_LEAD_CASE(n, ptr, nextTokPtr) \
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case BT_LEAD ## n: \
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if (end - ptr < n) \
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return XML_TOK_PARTIAL_CHAR; \
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if (IS_INVALID_CHAR(enc, ptr, n)) { \
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*(nextTokPtr) = (ptr); \
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return XML_TOK_INVALID; \
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} \
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ptr += n; \
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break;
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#define INVALID_CASES(ptr, nextTokPtr) \
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INVALID_LEAD_CASE(2, ptr, nextTokPtr) \
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INVALID_LEAD_CASE(3, ptr, nextTokPtr) \
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INVALID_LEAD_CASE(4, ptr, nextTokPtr) \
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case BT_NONXML: \
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case BT_MALFORM: \
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case BT_TRAIL: \
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*(nextTokPtr) = (ptr); \
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return XML_TOK_INVALID;
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#define CHECK_NAME_CASE(n, enc, ptr, end, nextTokPtr) \
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case BT_LEAD ## n: \
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if (end - ptr < n) \
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return XML_TOK_PARTIAL_CHAR; \
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if (!IS_NAME_CHAR(enc, ptr, n)) { \
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*nextTokPtr = ptr; \
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return XML_TOK_INVALID; \
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} \
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ptr += n; \
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break;
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#define CHECK_NAME_CASES(enc, ptr, end, nextTokPtr) \
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case BT_NONASCII: \
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if (!IS_NAME_CHAR_MINBPC(enc, ptr)) { \
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*nextTokPtr = ptr; \
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return XML_TOK_INVALID; \
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} \
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case BT_NMSTRT: \
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case BT_HEX: \
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case BT_DIGIT: \
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case BT_NAME: \
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case BT_MINUS: \
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ptr += MINBPC(enc); \
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break; \
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CHECK_NAME_CASE(2, enc, ptr, end, nextTokPtr) \
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CHECK_NAME_CASE(3, enc, ptr, end, nextTokPtr) \
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CHECK_NAME_CASE(4, enc, ptr, end, nextTokPtr)
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#define CHECK_NMSTRT_CASE(n, enc, ptr, end, nextTokPtr) \
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case BT_LEAD ## n: \
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if (end - ptr < n) \
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return XML_TOK_PARTIAL_CHAR; \
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if (!IS_NMSTRT_CHAR(enc, ptr, n)) { \
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*nextTokPtr = ptr; \
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return XML_TOK_INVALID; \
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} \
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ptr += n; \
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break;
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#define CHECK_NMSTRT_CASES(enc, ptr, end, nextTokPtr) \
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case BT_NONASCII: \
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if (!IS_NMSTRT_CHAR_MINBPC(enc, ptr)) { \
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*nextTokPtr = ptr; \
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return XML_TOK_INVALID; \
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} \
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case BT_NMSTRT: \
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case BT_HEX: \
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ptr += MINBPC(enc); \
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break; \
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CHECK_NMSTRT_CASE(2, enc, ptr, end, nextTokPtr) \
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CHECK_NMSTRT_CASE(3, enc, ptr, end, nextTokPtr) \
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CHECK_NMSTRT_CASE(4, enc, ptr, end, nextTokPtr)
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#ifndef PREFIX
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#define PREFIX(ident) ident
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#endif
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/* ptr points to character following "<!-" */
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static int PTRCALL
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PREFIX(scanComment)(const ENCODING *enc, const char *ptr,
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const char *end, const char **nextTokPtr)
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{
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if (ptr != end) {
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if (!CHAR_MATCHES(enc, ptr, ASCII_MINUS)) {
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*nextTokPtr = ptr;
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return XML_TOK_INVALID;
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}
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ptr += MINBPC(enc);
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while (ptr != end) {
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switch (BYTE_TYPE(enc, ptr)) {
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INVALID_CASES(ptr, nextTokPtr)
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case BT_MINUS:
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if ((ptr += MINBPC(enc)) == end)
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return XML_TOK_PARTIAL;
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if (CHAR_MATCHES(enc, ptr, ASCII_MINUS)) {
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if ((ptr += MINBPC(enc)) == end)
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return XML_TOK_PARTIAL;
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if (!CHAR_MATCHES(enc, ptr, ASCII_GT)) {
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*nextTokPtr = ptr;
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return XML_TOK_INVALID;
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}
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*nextTokPtr = ptr + MINBPC(enc);
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return XML_TOK_COMMENT;
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}
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break;
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default:
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ptr += MINBPC(enc);
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break;
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}
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}
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}
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return XML_TOK_PARTIAL;
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}
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/* ptr points to character following "<!" */
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static int PTRCALL
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PREFIX(scanDecl)(const ENCODING *enc, const char *ptr,
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const char *end, const char **nextTokPtr)
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{
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if (ptr == end)
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return XML_TOK_PARTIAL;
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switch (BYTE_TYPE(enc, ptr)) {
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case BT_MINUS:
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return PREFIX(scanComment)(enc, ptr + MINBPC(enc), end, nextTokPtr);
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case BT_LSQB:
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*nextTokPtr = ptr + MINBPC(enc);
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return XML_TOK_COND_SECT_OPEN;
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case BT_NMSTRT:
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case BT_HEX:
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ptr += MINBPC(enc);
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break;
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default:
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*nextTokPtr = ptr;
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return XML_TOK_INVALID;
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}
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while (ptr != end) {
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switch (BYTE_TYPE(enc, ptr)) {
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case BT_PERCNT:
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if (ptr + MINBPC(enc) == end)
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return XML_TOK_PARTIAL;
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/* don't allow <!ENTITY% foo "whatever"> */
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switch (BYTE_TYPE(enc, ptr + MINBPC(enc))) {
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case BT_S: case BT_CR: case BT_LF: case BT_PERCNT:
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*nextTokPtr = ptr;
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return XML_TOK_INVALID;
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}
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/* fall through */
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case BT_S: case BT_CR: case BT_LF:
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*nextTokPtr = ptr;
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return XML_TOK_DECL_OPEN;
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case BT_NMSTRT:
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case BT_HEX:
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ptr += MINBPC(enc);
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break;
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default:
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*nextTokPtr = ptr;
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return XML_TOK_INVALID;
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}
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}
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return XML_TOK_PARTIAL;
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}
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static int PTRCALL
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PREFIX(checkPiTarget)(const ENCODING *enc, const char *ptr,
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const char *end, int *tokPtr)
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{
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int upper = 0;
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*tokPtr = XML_TOK_PI;
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if (end - ptr != MINBPC(enc)*3)
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return 1;
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switch (BYTE_TO_ASCII(enc, ptr)) {
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case ASCII_x:
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break;
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case ASCII_X:
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upper = 1;
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break;
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default:
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return 1;
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}
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ptr += MINBPC(enc);
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switch (BYTE_TO_ASCII(enc, ptr)) {
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case ASCII_m:
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break;
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case ASCII_M:
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upper = 1;
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break;
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default:
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return 1;
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}
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ptr += MINBPC(enc);
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switch (BYTE_TO_ASCII(enc, ptr)) {
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case ASCII_l:
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break;
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case ASCII_L:
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upper = 1;
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break;
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default:
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return 1;
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}
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if (upper)
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return 0;
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*tokPtr = XML_TOK_XML_DECL;
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return 1;
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}
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/* ptr points to character following "<?" */
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static int PTRCALL
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PREFIX(scanPi)(const ENCODING *enc, const char *ptr,
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const char *end, const char **nextTokPtr)
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{
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int tok;
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const char *target = ptr;
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228 |
if (ptr == end)
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return XML_TOK_PARTIAL;
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switch (BYTE_TYPE(enc, ptr)) {
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CHECK_NMSTRT_CASES(enc, ptr, end, nextTokPtr)
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default:
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*nextTokPtr = ptr;
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return XML_TOK_INVALID;
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}
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while (ptr != end) {
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switch (BYTE_TYPE(enc, ptr)) {
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CHECK_NAME_CASES(enc, ptr, end, nextTokPtr)
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case BT_S: case BT_CR: case BT_LF:
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240 |
if (!PREFIX(checkPiTarget)(enc, target, ptr, &tok)) {
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*nextTokPtr = ptr;
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return XML_TOK_INVALID;
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}
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ptr += MINBPC(enc);
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while (ptr != end) {
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switch (BYTE_TYPE(enc, ptr)) {
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INVALID_CASES(ptr, nextTokPtr)
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case BT_QUEST:
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ptr += MINBPC(enc);
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if (ptr == end)
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return XML_TOK_PARTIAL;
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252 |
if (CHAR_MATCHES(enc, ptr, ASCII_GT)) {
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*nextTokPtr = ptr + MINBPC(enc);
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return tok;
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}
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break;
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default:
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ptr += MINBPC(enc);
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break;
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260 |
}
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261 |
}
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262 |
return XML_TOK_PARTIAL;
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263 |
case BT_QUEST:
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264 |
if (!PREFIX(checkPiTarget)(enc, target, ptr, &tok)) {
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*nextTokPtr = ptr;
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return XML_TOK_INVALID;
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}
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268 |
ptr += MINBPC(enc);
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269 |
if (ptr == end)
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return XML_TOK_PARTIAL;
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if (CHAR_MATCHES(enc, ptr, ASCII_GT)) {
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*nextTokPtr = ptr + MINBPC(enc);
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return tok;
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}
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275 |
/* fall through */
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276 |
default:
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277 |
*nextTokPtr = ptr;
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278 |
return XML_TOK_INVALID;
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279 |
}
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280 |
}
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281 |
return XML_TOK_PARTIAL;
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282 |
}
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283 |
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284 |
static int PTRCALL
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285 |
PREFIX(scanCdataSection)(const ENCODING *enc, const char *ptr,
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286 |
const char *end, const char **nextTokPtr)
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287 |
{
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288 |
static const char CDATA_LSQB[] = { ASCII_C, ASCII_D, ASCII_A,
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289 |
ASCII_T, ASCII_A, ASCII_LSQB };
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290 |
int i;
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291 |
/* CDATA[ */
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292 |
if (end - ptr < 6 * MINBPC(enc))
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293 |
return XML_TOK_PARTIAL;
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294 |
for (i = 0; i < 6; i++, ptr += MINBPC(enc)) {
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295 |
if (!CHAR_MATCHES(enc, ptr, CDATA_LSQB[i])) {
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296 |
*nextTokPtr = ptr;
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297 |
return XML_TOK_INVALID;
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298 |
}
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299 |
}
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300 |
*nextTokPtr = ptr;
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301 |
return XML_TOK_CDATA_SECT_OPEN;
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302 |
}
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303 |
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304 |
static int PTRCALL
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305 |
PREFIX(cdataSectionTok)(const ENCODING *enc, const char *ptr,
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306 |
const char *end, const char **nextTokPtr)
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307 |
{
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308 |
if (ptr == end)
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309 |
return XML_TOK_NONE;
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310 |
if (MINBPC(enc) > 1) {
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311 |
size_t n = end - ptr;
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312 |
if (n & (MINBPC(enc) - 1)) {
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313 |
n &= ~(MINBPC(enc) - 1);
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314 |
if (n == 0)
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315 |
return XML_TOK_PARTIAL;
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316 |
end = ptr + n;
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317 |
}
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318 |
}
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319 |
switch (BYTE_TYPE(enc, ptr)) {
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320 |
case BT_RSQB:
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321 |
ptr += MINBPC(enc);
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322 |
if (ptr == end)
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323 |
return XML_TOK_PARTIAL;
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324 |
if (!CHAR_MATCHES(enc, ptr, ASCII_RSQB))
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325 |
break;
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326 |
ptr += MINBPC(enc);
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327 |
if (ptr == end)
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328 |
return XML_TOK_PARTIAL;
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329 |
if (!CHAR_MATCHES(enc, ptr, ASCII_GT)) {
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330 |
ptr -= MINBPC(enc);
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|
331 |
break;
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332 |
}
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333 |
*nextTokPtr = ptr + MINBPC(enc);
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|
334 |
return XML_TOK_CDATA_SECT_CLOSE;
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335 |
case BT_CR:
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336 |
ptr += MINBPC(enc);
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337 |
if (ptr == end)
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338 |
return XML_TOK_PARTIAL;
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339 |
if (BYTE_TYPE(enc, ptr) == BT_LF)
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340 |
ptr += MINBPC(enc);
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341 |
*nextTokPtr = ptr;
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342 |
return XML_TOK_DATA_NEWLINE;
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343 |
case BT_LF:
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344 |
*nextTokPtr = ptr + MINBPC(enc);
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345 |
return XML_TOK_DATA_NEWLINE;
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346 |
INVALID_CASES(ptr, nextTokPtr)
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347 |
default:
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|
348 |
ptr += MINBPC(enc);
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|
349 |
break;
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|
350 |
}
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|
351 |
while (ptr != end) {
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|
352 |
switch (BYTE_TYPE(enc, ptr)) {
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353 |
#define LEAD_CASE(n) \
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|
354 |
case BT_LEAD ## n: \
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|
355 |
if (end - ptr < n || IS_INVALID_CHAR(enc, ptr, n)) { \
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|
356 |
*nextTokPtr = ptr; \
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|
357 |
return XML_TOK_DATA_CHARS; \
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|
358 |
} \
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|
359 |
ptr += n; \
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|
360 |
break;
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|
361 |
LEAD_CASE(2) LEAD_CASE(3) LEAD_CASE(4)
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|
362 |
#undef LEAD_CASE
|
|
|
363 |
case BT_NONXML:
|
|
|
364 |
case BT_MALFORM:
|
|
|
365 |
case BT_TRAIL:
|
|
|
366 |
case BT_CR:
|
|
|
367 |
case BT_LF:
|
|
|
368 |
case BT_RSQB:
|
|
|
369 |
*nextTokPtr = ptr;
|
|
|
370 |
return XML_TOK_DATA_CHARS;
|
|
|
371 |
default:
|
|
|
372 |
ptr += MINBPC(enc);
|
|
|
373 |
break;
|
|
|
374 |
}
|
|
|
375 |
}
|
|
|
376 |
*nextTokPtr = ptr;
|
|
|
377 |
return XML_TOK_DATA_CHARS;
|
|
|
378 |
}
|
|
|
379 |
|
|
|
380 |
/* ptr points to character following "</" */
|
|
|
381 |
|
|
|
382 |
static int PTRCALL
|
|
|
383 |
PREFIX(scanEndTag)(const ENCODING *enc, const char *ptr,
|
|
|
384 |
const char *end, const char **nextTokPtr)
|
|
|
385 |
{
|
|
|
386 |
if (ptr == end)
|
|
|
387 |
return XML_TOK_PARTIAL;
|
|
|
388 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
389 |
CHECK_NMSTRT_CASES(enc, ptr, end, nextTokPtr)
|
|
|
390 |
default:
|
|
|
391 |
*nextTokPtr = ptr;
|
|
|
392 |
return XML_TOK_INVALID;
|
|
|
393 |
}
|
|
|
394 |
while (ptr != end) {
|
|
|
395 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
396 |
CHECK_NAME_CASES(enc, ptr, end, nextTokPtr)
|
|
|
397 |
case BT_S: case BT_CR: case BT_LF:
|
|
|
398 |
for (ptr += MINBPC(enc); ptr != end; ptr += MINBPC(enc)) {
|
|
|
399 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
400 |
case BT_S: case BT_CR: case BT_LF:
|
|
|
401 |
break;
|
|
|
402 |
case BT_GT:
|
|
|
403 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
404 |
return XML_TOK_END_TAG;
|
|
|
405 |
default:
|
|
|
406 |
*nextTokPtr = ptr;
|
|
|
407 |
return XML_TOK_INVALID;
|
|
|
408 |
}
|
|
|
409 |
}
|
|
|
410 |
return XML_TOK_PARTIAL;
|
|
|
411 |
#ifdef XML_NS
|
|
|
412 |
case BT_COLON:
|
|
|
413 |
/* no need to check qname syntax here,
|
|
|
414 |
since end-tag must match exactly */
|
|
|
415 |
ptr += MINBPC(enc);
|
|
|
416 |
break;
|
|
|
417 |
#endif
|
|
|
418 |
case BT_GT:
|
|
|
419 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
420 |
return XML_TOK_END_TAG;
|
|
|
421 |
default:
|
|
|
422 |
*nextTokPtr = ptr;
|
|
|
423 |
return XML_TOK_INVALID;
|
|
|
424 |
}
|
|
|
425 |
}
|
|
|
426 |
return XML_TOK_PARTIAL;
|
|
|
427 |
}
|
|
|
428 |
|
|
|
429 |
/* ptr points to character following "&#X" */
|
|
|
430 |
|
|
|
431 |
static int PTRCALL
|
|
|
432 |
PREFIX(scanHexCharRef)(const ENCODING *enc, const char *ptr,
|
|
|
433 |
const char *end, const char **nextTokPtr)
|
|
|
434 |
{
|
|
|
435 |
if (ptr != end) {
|
|
|
436 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
437 |
case BT_DIGIT:
|
|
|
438 |
case BT_HEX:
|
|
|
439 |
break;
|
|
|
440 |
default:
|
|
|
441 |
*nextTokPtr = ptr;
|
|
|
442 |
return XML_TOK_INVALID;
|
|
|
443 |
}
|
|
|
444 |
for (ptr += MINBPC(enc); ptr != end; ptr += MINBPC(enc)) {
|
|
|
445 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
446 |
case BT_DIGIT:
|
|
|
447 |
case BT_HEX:
|
|
|
448 |
break;
|
|
|
449 |
case BT_SEMI:
|
|
|
450 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
451 |
return XML_TOK_CHAR_REF;
|
|
|
452 |
default:
|
|
|
453 |
*nextTokPtr = ptr;
|
|
|
454 |
return XML_TOK_INVALID;
|
|
|
455 |
}
|
|
|
456 |
}
|
|
|
457 |
}
|
|
|
458 |
return XML_TOK_PARTIAL;
|
|
|
459 |
}
|
|
|
460 |
|
|
|
461 |
/* ptr points to character following "&#" */
|
|
|
462 |
|
|
|
463 |
static int PTRCALL
|
|
|
464 |
PREFIX(scanCharRef)(const ENCODING *enc, const char *ptr,
|
|
|
465 |
const char *end, const char **nextTokPtr)
|
|
|
466 |
{
|
|
|
467 |
if (ptr != end) {
|
|
|
468 |
if (CHAR_MATCHES(enc, ptr, ASCII_x))
|
|
|
469 |
return PREFIX(scanHexCharRef)(enc, ptr + MINBPC(enc), end, nextTokPtr);
|
|
|
470 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
471 |
case BT_DIGIT:
|
|
|
472 |
break;
|
|
|
473 |
default:
|
|
|
474 |
*nextTokPtr = ptr;
|
|
|
475 |
return XML_TOK_INVALID;
|
|
|
476 |
}
|
|
|
477 |
for (ptr += MINBPC(enc); ptr != end; ptr += MINBPC(enc)) {
|
|
|
478 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
479 |
case BT_DIGIT:
|
|
|
480 |
break;
|
|
|
481 |
case BT_SEMI:
|
|
|
482 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
483 |
return XML_TOK_CHAR_REF;
|
|
|
484 |
default:
|
|
|
485 |
*nextTokPtr = ptr;
|
|
|
486 |
return XML_TOK_INVALID;
|
|
|
487 |
}
|
|
|
488 |
}
|
|
|
489 |
}
|
|
|
490 |
return XML_TOK_PARTIAL;
|
|
|
491 |
}
|
|
|
492 |
|
|
|
493 |
/* ptr points to character following "&" */
|
|
|
494 |
|
|
|
495 |
static int PTRCALL
|
|
|
496 |
PREFIX(scanRef)(const ENCODING *enc, const char *ptr, const char *end,
|
|
|
497 |
const char **nextTokPtr)
|
|
|
498 |
{
|
|
|
499 |
if (ptr == end)
|
|
|
500 |
return XML_TOK_PARTIAL;
|
|
|
501 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
502 |
CHECK_NMSTRT_CASES(enc, ptr, end, nextTokPtr)
|
|
|
503 |
case BT_NUM:
|
|
|
504 |
return PREFIX(scanCharRef)(enc, ptr + MINBPC(enc), end, nextTokPtr);
|
|
|
505 |
default:
|
|
|
506 |
*nextTokPtr = ptr;
|
|
|
507 |
return XML_TOK_INVALID;
|
|
|
508 |
}
|
|
|
509 |
while (ptr != end) {
|
|
|
510 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
511 |
CHECK_NAME_CASES(enc, ptr, end, nextTokPtr)
|
|
|
512 |
case BT_SEMI:
|
|
|
513 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
514 |
return XML_TOK_ENTITY_REF;
|
|
|
515 |
default:
|
|
|
516 |
*nextTokPtr = ptr;
|
|
|
517 |
return XML_TOK_INVALID;
|
|
|
518 |
}
|
|
|
519 |
}
|
|
|
520 |
return XML_TOK_PARTIAL;
|
|
|
521 |
}
|
|
|
522 |
|
|
|
523 |
/* ptr points to character following first character of attribute name */
|
|
|
524 |
|
|
|
525 |
static int PTRCALL
|
|
|
526 |
PREFIX(scanAtts)(const ENCODING *enc, const char *ptr, const char *end,
|
|
|
527 |
const char **nextTokPtr)
|
|
|
528 |
{
|
|
|
529 |
#ifdef XML_NS
|
|
|
530 |
int hadColon = 0;
|
|
|
531 |
#endif
|
|
|
532 |
while (ptr != end) {
|
|
|
533 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
534 |
CHECK_NAME_CASES(enc, ptr, end, nextTokPtr)
|
|
|
535 |
#ifdef XML_NS
|
|
|
536 |
case BT_COLON:
|
|
|
537 |
if (hadColon) {
|
|
|
538 |
*nextTokPtr = ptr;
|
|
|
539 |
return XML_TOK_INVALID;
|
|
|
540 |
}
|
|
|
541 |
hadColon = 1;
|
|
|
542 |
ptr += MINBPC(enc);
|
|
|
543 |
if (ptr == end)
|
|
|
544 |
return XML_TOK_PARTIAL;
|
|
|
545 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
546 |
CHECK_NMSTRT_CASES(enc, ptr, end, nextTokPtr)
|
|
|
547 |
default:
|
|
|
548 |
*nextTokPtr = ptr;
|
|
|
549 |
return XML_TOK_INVALID;
|
|
|
550 |
}
|
|
|
551 |
break;
|
|
|
552 |
#endif
|
|
|
553 |
case BT_S: case BT_CR: case BT_LF:
|
|
|
554 |
for (;;) {
|
|
|
555 |
int t;
|
|
|
556 |
|
|
|
557 |
ptr += MINBPC(enc);
|
|
|
558 |
if (ptr == end)
|
|
|
559 |
return XML_TOK_PARTIAL;
|
|
|
560 |
t = BYTE_TYPE(enc, ptr);
|
|
|
561 |
if (t == BT_EQUALS)
|
|
|
562 |
break;
|
|
|
563 |
switch (t) {
|
|
|
564 |
case BT_S:
|
|
|
565 |
case BT_LF:
|
|
|
566 |
case BT_CR:
|
|
|
567 |
break;
|
|
|
568 |
default:
|
|
|
569 |
*nextTokPtr = ptr;
|
|
|
570 |
return XML_TOK_INVALID;
|
|
|
571 |
}
|
|
|
572 |
}
|
|
|
573 |
/* fall through */
|
|
|
574 |
case BT_EQUALS:
|
|
|
575 |
{
|
|
|
576 |
int open;
|
|
|
577 |
#ifdef XML_NS
|
|
|
578 |
hadColon = 0;
|
|
|
579 |
#endif
|
|
|
580 |
for (;;) {
|
|
|
581 |
ptr += MINBPC(enc);
|
|
|
582 |
if (ptr == end)
|
|
|
583 |
return XML_TOK_PARTIAL;
|
|
|
584 |
open = BYTE_TYPE(enc, ptr);
|
|
|
585 |
if (open == BT_QUOT || open == BT_APOS)
|
|
|
586 |
break;
|
|
|
587 |
switch (open) {
|
|
|
588 |
case BT_S:
|
|
|
589 |
case BT_LF:
|
|
|
590 |
case BT_CR:
|
|
|
591 |
break;
|
|
|
592 |
default:
|
|
|
593 |
*nextTokPtr = ptr;
|
|
|
594 |
return XML_TOK_INVALID;
|
|
|
595 |
}
|
|
|
596 |
}
|
|
|
597 |
ptr += MINBPC(enc);
|
|
|
598 |
/* in attribute value */
|
|
|
599 |
for (;;) {
|
|
|
600 |
int t;
|
|
|
601 |
if (ptr == end)
|
|
|
602 |
return XML_TOK_PARTIAL;
|
|
|
603 |
t = BYTE_TYPE(enc, ptr);
|
|
|
604 |
if (t == open)
|
|
|
605 |
break;
|
|
|
606 |
switch (t) {
|
|
|
607 |
INVALID_CASES(ptr, nextTokPtr)
|
|
|
608 |
case BT_AMP:
|
|
|
609 |
{
|
|
|
610 |
int tok = PREFIX(scanRef)(enc, ptr + MINBPC(enc), end, &ptr);
|
|
|
611 |
if (tok <= 0) {
|
|
|
612 |
if (tok == XML_TOK_INVALID)
|
|
|
613 |
*nextTokPtr = ptr;
|
|
|
614 |
return tok;
|
|
|
615 |
}
|
|
|
616 |
break;
|
|
|
617 |
}
|
|
|
618 |
case BT_LT:
|
|
|
619 |
*nextTokPtr = ptr;
|
|
|
620 |
return XML_TOK_INVALID;
|
|
|
621 |
default:
|
|
|
622 |
ptr += MINBPC(enc);
|
|
|
623 |
break;
|
|
|
624 |
}
|
|
|
625 |
}
|
|
|
626 |
ptr += MINBPC(enc);
|
|
|
627 |
if (ptr == end)
|
|
|
628 |
return XML_TOK_PARTIAL;
|
|
|
629 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
630 |
case BT_S:
|
|
|
631 |
case BT_CR:
|
|
|
632 |
case BT_LF:
|
|
|
633 |
break;
|
|
|
634 |
case BT_SOL:
|
|
|
635 |
goto sol;
|
|
|
636 |
case BT_GT:
|
|
|
637 |
goto gt;
|
|
|
638 |
default:
|
|
|
639 |
*nextTokPtr = ptr;
|
|
|
640 |
return XML_TOK_INVALID;
|
|
|
641 |
}
|
|
|
642 |
/* ptr points to closing quote */
|
|
|
643 |
for (;;) {
|
|
|
644 |
ptr += MINBPC(enc);
|
|
|
645 |
if (ptr == end)
|
|
|
646 |
return XML_TOK_PARTIAL;
|
|
|
647 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
648 |
CHECK_NMSTRT_CASES(enc, ptr, end, nextTokPtr)
|
|
|
649 |
case BT_S: case BT_CR: case BT_LF:
|
|
|
650 |
continue;
|
|
|
651 |
case BT_GT:
|
|
|
652 |
gt:
|
|
|
653 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
654 |
return XML_TOK_START_TAG_WITH_ATTS;
|
|
|
655 |
case BT_SOL:
|
|
|
656 |
sol:
|
|
|
657 |
ptr += MINBPC(enc);
|
|
|
658 |
if (ptr == end)
|
|
|
659 |
return XML_TOK_PARTIAL;
|
|
|
660 |
if (!CHAR_MATCHES(enc, ptr, ASCII_GT)) {
|
|
|
661 |
*nextTokPtr = ptr;
|
|
|
662 |
return XML_TOK_INVALID;
|
|
|
663 |
}
|
|
|
664 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
665 |
return XML_TOK_EMPTY_ELEMENT_WITH_ATTS;
|
|
|
666 |
default:
|
|
|
667 |
*nextTokPtr = ptr;
|
|
|
668 |
return XML_TOK_INVALID;
|
|
|
669 |
}
|
|
|
670 |
break;
|
|
|
671 |
}
|
|
|
672 |
break;
|
|
|
673 |
}
|
|
|
674 |
default:
|
|
|
675 |
*nextTokPtr = ptr;
|
|
|
676 |
return XML_TOK_INVALID;
|
|
|
677 |
}
|
|
|
678 |
}
|
|
|
679 |
return XML_TOK_PARTIAL;
|
|
|
680 |
}
|
|
|
681 |
|
|
|
682 |
/* ptr points to character following "<" */
|
|
|
683 |
|
|
|
684 |
static int PTRCALL
|
|
|
685 |
PREFIX(scanLt)(const ENCODING *enc, const char *ptr, const char *end,
|
|
|
686 |
const char **nextTokPtr)
|
|
|
687 |
{
|
|
|
688 |
#ifdef XML_NS
|
|
|
689 |
int hadColon;
|
|
|
690 |
#endif
|
|
|
691 |
if (ptr == end)
|
|
|
692 |
return XML_TOK_PARTIAL;
|
|
|
693 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
694 |
CHECK_NMSTRT_CASES(enc, ptr, end, nextTokPtr)
|
|
|
695 |
case BT_EXCL:
|
|
|
696 |
if ((ptr += MINBPC(enc)) == end)
|
|
|
697 |
return XML_TOK_PARTIAL;
|
|
|
698 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
699 |
case BT_MINUS:
|
|
|
700 |
return PREFIX(scanComment)(enc, ptr + MINBPC(enc), end, nextTokPtr);
|
|
|
701 |
case BT_LSQB:
|
|
|
702 |
return PREFIX(scanCdataSection)(enc, ptr + MINBPC(enc),
|
|
|
703 |
end, nextTokPtr);
|
|
|
704 |
}
|
|
|
705 |
*nextTokPtr = ptr;
|
|
|
706 |
return XML_TOK_INVALID;
|
|
|
707 |
case BT_QUEST:
|
|
|
708 |
return PREFIX(scanPi)(enc, ptr + MINBPC(enc), end, nextTokPtr);
|
|
|
709 |
case BT_SOL:
|
|
|
710 |
return PREFIX(scanEndTag)(enc, ptr + MINBPC(enc), end, nextTokPtr);
|
|
|
711 |
default:
|
|
|
712 |
*nextTokPtr = ptr;
|
|
|
713 |
return XML_TOK_INVALID;
|
|
|
714 |
}
|
|
|
715 |
#ifdef XML_NS
|
|
|
716 |
hadColon = 0;
|
|
|
717 |
#endif
|
|
|
718 |
/* we have a start-tag */
|
|
|
719 |
while (ptr != end) {
|
|
|
720 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
721 |
CHECK_NAME_CASES(enc, ptr, end, nextTokPtr)
|
|
|
722 |
#ifdef XML_NS
|
|
|
723 |
case BT_COLON:
|
|
|
724 |
if (hadColon) {
|
|
|
725 |
*nextTokPtr = ptr;
|
|
|
726 |
return XML_TOK_INVALID;
|
|
|
727 |
}
|
|
|
728 |
hadColon = 1;
|
|
|
729 |
ptr += MINBPC(enc);
|
|
|
730 |
if (ptr == end)
|
|
|
731 |
return XML_TOK_PARTIAL;
|
|
|
732 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
733 |
CHECK_NMSTRT_CASES(enc, ptr, end, nextTokPtr)
|
|
|
734 |
default:
|
|
|
735 |
*nextTokPtr = ptr;
|
|
|
736 |
return XML_TOK_INVALID;
|
|
|
737 |
}
|
|
|
738 |
break;
|
|
|
739 |
#endif
|
|
|
740 |
case BT_S: case BT_CR: case BT_LF:
|
|
|
741 |
{
|
|
|
742 |
ptr += MINBPC(enc);
|
|
|
743 |
while (ptr != end) {
|
|
|
744 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
745 |
CHECK_NMSTRT_CASES(enc, ptr, end, nextTokPtr)
|
|
|
746 |
case BT_GT:
|
|
|
747 |
goto gt;
|
|
|
748 |
case BT_SOL:
|
|
|
749 |
goto sol;
|
|
|
750 |
case BT_S: case BT_CR: case BT_LF:
|
|
|
751 |
ptr += MINBPC(enc);
|
|
|
752 |
continue;
|
|
|
753 |
default:
|
|
|
754 |
*nextTokPtr = ptr;
|
|
|
755 |
return XML_TOK_INVALID;
|
|
|
756 |
}
|
|
|
757 |
return PREFIX(scanAtts)(enc, ptr, end, nextTokPtr);
|
|
|
758 |
}
|
|
|
759 |
return XML_TOK_PARTIAL;
|
|
|
760 |
}
|
|
|
761 |
case BT_GT:
|
|
|
762 |
gt:
|
|
|
763 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
764 |
return XML_TOK_START_TAG_NO_ATTS;
|
|
|
765 |
case BT_SOL:
|
|
|
766 |
sol:
|
|
|
767 |
ptr += MINBPC(enc);
|
|
|
768 |
if (ptr == end)
|
|
|
769 |
return XML_TOK_PARTIAL;
|
|
|
770 |
if (!CHAR_MATCHES(enc, ptr, ASCII_GT)) {
|
|
|
771 |
*nextTokPtr = ptr;
|
|
|
772 |
return XML_TOK_INVALID;
|
|
|
773 |
}
|
|
|
774 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
775 |
return XML_TOK_EMPTY_ELEMENT_NO_ATTS;
|
|
|
776 |
default:
|
|
|
777 |
*nextTokPtr = ptr;
|
|
|
778 |
return XML_TOK_INVALID;
|
|
|
779 |
}
|
|
|
780 |
}
|
|
|
781 |
return XML_TOK_PARTIAL;
|
|
|
782 |
}
|
|
|
783 |
|
|
|
784 |
static int PTRCALL
|
|
|
785 |
PREFIX(contentTok)(const ENCODING *enc, const char *ptr, const char *end,
|
|
|
786 |
const char **nextTokPtr)
|
|
|
787 |
{
|
|
|
788 |
if (ptr == end)
|
|
|
789 |
return XML_TOK_NONE;
|
|
|
790 |
if (MINBPC(enc) > 1) {
|
|
|
791 |
size_t n = end - ptr;
|
|
|
792 |
if (n & (MINBPC(enc) - 1)) {
|
|
|
793 |
n &= ~(MINBPC(enc) - 1);
|
|
|
794 |
if (n == 0)
|
|
|
795 |
return XML_TOK_PARTIAL;
|
|
|
796 |
end = ptr + n;
|
|
|
797 |
}
|
|
|
798 |
}
|
|
|
799 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
800 |
case BT_LT:
|
|
|
801 |
return PREFIX(scanLt)(enc, ptr + MINBPC(enc), end, nextTokPtr);
|
|
|
802 |
case BT_AMP:
|
|
|
803 |
return PREFIX(scanRef)(enc, ptr + MINBPC(enc), end, nextTokPtr);
|
|
|
804 |
case BT_CR:
|
|
|
805 |
ptr += MINBPC(enc);
|
|
|
806 |
if (ptr == end)
|
|
|
807 |
return XML_TOK_TRAILING_CR;
|
|
|
808 |
if (BYTE_TYPE(enc, ptr) == BT_LF)
|
|
|
809 |
ptr += MINBPC(enc);
|
|
|
810 |
*nextTokPtr = ptr;
|
|
|
811 |
return XML_TOK_DATA_NEWLINE;
|
|
|
812 |
case BT_LF:
|
|
|
813 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
814 |
return XML_TOK_DATA_NEWLINE;
|
|
|
815 |
case BT_RSQB:
|
|
|
816 |
ptr += MINBPC(enc);
|
|
|
817 |
if (ptr == end)
|
|
|
818 |
return XML_TOK_TRAILING_RSQB;
|
|
|
819 |
if (!CHAR_MATCHES(enc, ptr, ASCII_RSQB))
|
|
|
820 |
break;
|
|
|
821 |
ptr += MINBPC(enc);
|
|
|
822 |
if (ptr == end)
|
|
|
823 |
return XML_TOK_TRAILING_RSQB;
|
|
|
824 |
if (!CHAR_MATCHES(enc, ptr, ASCII_GT)) {
|
|
|
825 |
ptr -= MINBPC(enc);
|
|
|
826 |
break;
|
|
|
827 |
}
|
|
|
828 |
*nextTokPtr = ptr;
|
|
|
829 |
return XML_TOK_INVALID;
|
|
|
830 |
INVALID_CASES(ptr, nextTokPtr)
|
|
|
831 |
default:
|
|
|
832 |
ptr += MINBPC(enc);
|
|
|
833 |
break;
|
|
|
834 |
}
|
|
|
835 |
while (ptr != end) {
|
|
|
836 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
837 |
#define LEAD_CASE(n) \
|
|
|
838 |
case BT_LEAD ## n: \
|
|
|
839 |
if (end - ptr < n || IS_INVALID_CHAR(enc, ptr, n)) { \
|
|
|
840 |
*nextTokPtr = ptr; \
|
|
|
841 |
return XML_TOK_DATA_CHARS; \
|
|
|
842 |
} \
|
|
|
843 |
ptr += n; \
|
|
|
844 |
break;
|
|
|
845 |
LEAD_CASE(2) LEAD_CASE(3) LEAD_CASE(4)
|
|
|
846 |
#undef LEAD_CASE
|
|
|
847 |
case BT_RSQB:
|
|
|
848 |
if (ptr + MINBPC(enc) != end) {
|
|
|
849 |
if (!CHAR_MATCHES(enc, ptr + MINBPC(enc), ASCII_RSQB)) {
|
|
|
850 |
ptr += MINBPC(enc);
|
|
|
851 |
break;
|
|
|
852 |
}
|
|
|
853 |
if (ptr + 2*MINBPC(enc) != end) {
|
|
|
854 |
if (!CHAR_MATCHES(enc, ptr + 2*MINBPC(enc), ASCII_GT)) {
|
|
|
855 |
ptr += MINBPC(enc);
|
|
|
856 |
break;
|
|
|
857 |
}
|
|
|
858 |
*nextTokPtr = ptr + 2*MINBPC(enc);
|
|
|
859 |
return XML_TOK_INVALID;
|
|
|
860 |
}
|
|
|
861 |
}
|
|
|
862 |
/* fall through */
|
|
|
863 |
case BT_AMP:
|
|
|
864 |
case BT_LT:
|
|
|
865 |
case BT_NONXML:
|
|
|
866 |
case BT_MALFORM:
|
|
|
867 |
case BT_TRAIL:
|
|
|
868 |
case BT_CR:
|
|
|
869 |
case BT_LF:
|
|
|
870 |
*nextTokPtr = ptr;
|
|
|
871 |
return XML_TOK_DATA_CHARS;
|
|
|
872 |
default:
|
|
|
873 |
ptr += MINBPC(enc);
|
|
|
874 |
break;
|
|
|
875 |
}
|
|
|
876 |
}
|
|
|
877 |
*nextTokPtr = ptr;
|
|
|
878 |
return XML_TOK_DATA_CHARS;
|
|
|
879 |
}
|
|
|
880 |
|
|
|
881 |
/* ptr points to character following "%" */
|
|
|
882 |
|
|
|
883 |
static int PTRCALL
|
|
|
884 |
PREFIX(scanPercent)(const ENCODING *enc, const char *ptr, const char *end,
|
|
|
885 |
const char **nextTokPtr)
|
|
|
886 |
{
|
|
|
887 |
if (ptr == end)
|
|
|
888 |
return -XML_TOK_PERCENT;
|
|
|
889 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
890 |
CHECK_NMSTRT_CASES(enc, ptr, end, nextTokPtr)
|
|
|
891 |
case BT_S: case BT_LF: case BT_CR: case BT_PERCNT:
|
|
|
892 |
*nextTokPtr = ptr;
|
|
|
893 |
return XML_TOK_PERCENT;
|
|
|
894 |
default:
|
|
|
895 |
*nextTokPtr = ptr;
|
|
|
896 |
return XML_TOK_INVALID;
|
|
|
897 |
}
|
|
|
898 |
while (ptr != end) {
|
|
|
899 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
900 |
CHECK_NAME_CASES(enc, ptr, end, nextTokPtr)
|
|
|
901 |
case BT_SEMI:
|
|
|
902 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
903 |
return XML_TOK_PARAM_ENTITY_REF;
|
|
|
904 |
default:
|
|
|
905 |
*nextTokPtr = ptr;
|
|
|
906 |
return XML_TOK_INVALID;
|
|
|
907 |
}
|
|
|
908 |
}
|
|
|
909 |
return XML_TOK_PARTIAL;
|
|
|
910 |
}
|
|
|
911 |
|
|
|
912 |
static int PTRCALL
|
|
|
913 |
PREFIX(scanPoundName)(const ENCODING *enc, const char *ptr, const char *end,
|
|
|
914 |
const char **nextTokPtr)
|
|
|
915 |
{
|
|
|
916 |
if (ptr == end)
|
|
|
917 |
return XML_TOK_PARTIAL;
|
|
|
918 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
919 |
CHECK_NMSTRT_CASES(enc, ptr, end, nextTokPtr)
|
|
|
920 |
default:
|
|
|
921 |
*nextTokPtr = ptr;
|
|
|
922 |
return XML_TOK_INVALID;
|
|
|
923 |
}
|
|
|
924 |
while (ptr != end) {
|
|
|
925 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
926 |
CHECK_NAME_CASES(enc, ptr, end, nextTokPtr)
|
|
|
927 |
case BT_CR: case BT_LF: case BT_S:
|
|
|
928 |
case BT_RPAR: case BT_GT: case BT_PERCNT: case BT_VERBAR:
|
|
|
929 |
*nextTokPtr = ptr;
|
|
|
930 |
return XML_TOK_POUND_NAME;
|
|
|
931 |
default:
|
|
|
932 |
*nextTokPtr = ptr;
|
|
|
933 |
return XML_TOK_INVALID;
|
|
|
934 |
}
|
|
|
935 |
}
|
|
|
936 |
return -XML_TOK_POUND_NAME;
|
|
|
937 |
}
|
|
|
938 |
|
|
|
939 |
static int PTRCALL
|
|
|
940 |
PREFIX(scanLit)(int open, const ENCODING *enc,
|
|
|
941 |
const char *ptr, const char *end,
|
|
|
942 |
const char **nextTokPtr)
|
|
|
943 |
{
|
|
|
944 |
while (ptr != end) {
|
|
|
945 |
int t = BYTE_TYPE(enc, ptr);
|
|
|
946 |
switch (t) {
|
|
|
947 |
INVALID_CASES(ptr, nextTokPtr)
|
|
|
948 |
case BT_QUOT:
|
|
|
949 |
case BT_APOS:
|
|
|
950 |
ptr += MINBPC(enc);
|
|
|
951 |
if (t != open)
|
|
|
952 |
break;
|
|
|
953 |
if (ptr == end)
|
|
|
954 |
return -XML_TOK_LITERAL;
|
|
|
955 |
*nextTokPtr = ptr;
|
|
|
956 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
957 |
case BT_S: case BT_CR: case BT_LF:
|
|
|
958 |
case BT_GT: case BT_PERCNT: case BT_LSQB:
|
|
|
959 |
return XML_TOK_LITERAL;
|
|
|
960 |
default:
|
|
|
961 |
return XML_TOK_INVALID;
|
|
|
962 |
}
|
|
|
963 |
default:
|
|
|
964 |
ptr += MINBPC(enc);
|
|
|
965 |
break;
|
|
|
966 |
}
|
|
|
967 |
}
|
|
|
968 |
return XML_TOK_PARTIAL;
|
|
|
969 |
}
|
|
|
970 |
|
|
|
971 |
static int PTRCALL
|
|
|
972 |
PREFIX(prologTok)(const ENCODING *enc, const char *ptr, const char *end,
|
|
|
973 |
const char **nextTokPtr)
|
|
|
974 |
{
|
|
|
975 |
int tok;
|
|
|
976 |
if (ptr == end)
|
|
|
977 |
return XML_TOK_NONE;
|
|
|
978 |
if (MINBPC(enc) > 1) {
|
|
|
979 |
size_t n = end - ptr;
|
|
|
980 |
if (n & (MINBPC(enc) - 1)) {
|
|
|
981 |
n &= ~(MINBPC(enc) - 1);
|
|
|
982 |
if (n == 0)
|
|
|
983 |
return XML_TOK_PARTIAL;
|
|
|
984 |
end = ptr + n;
|
|
|
985 |
}
|
|
|
986 |
}
|
|
|
987 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
988 |
case BT_QUOT:
|
|
|
989 |
return PREFIX(scanLit)(BT_QUOT, enc, ptr + MINBPC(enc), end, nextTokPtr);
|
|
|
990 |
case BT_APOS:
|
|
|
991 |
return PREFIX(scanLit)(BT_APOS, enc, ptr + MINBPC(enc), end, nextTokPtr);
|
|
|
992 |
case BT_LT:
|
|
|
993 |
{
|
|
|
994 |
ptr += MINBPC(enc);
|
|
|
995 |
if (ptr == end)
|
|
|
996 |
return XML_TOK_PARTIAL;
|
|
|
997 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
998 |
case BT_EXCL:
|
|
|
999 |
return PREFIX(scanDecl)(enc, ptr + MINBPC(enc), end, nextTokPtr);
|
|
|
1000 |
case BT_QUEST:
|
|
|
1001 |
return PREFIX(scanPi)(enc, ptr + MINBPC(enc), end, nextTokPtr);
|
|
|
1002 |
case BT_NMSTRT:
|
|
|
1003 |
case BT_HEX:
|
|
|
1004 |
case BT_NONASCII:
|
|
|
1005 |
case BT_LEAD2:
|
|
|
1006 |
case BT_LEAD3:
|
|
|
1007 |
case BT_LEAD4:
|
|
|
1008 |
*nextTokPtr = ptr - MINBPC(enc);
|
|
|
1009 |
return XML_TOK_INSTANCE_START;
|
|
|
1010 |
}
|
|
|
1011 |
*nextTokPtr = ptr;
|
|
|
1012 |
return XML_TOK_INVALID;
|
|
|
1013 |
}
|
|
|
1014 |
case BT_CR:
|
|
|
1015 |
if (ptr + MINBPC(enc) == end) {
|
|
|
1016 |
*nextTokPtr = end;
|
|
|
1017 |
/* indicate that this might be part of a CR/LF pair */
|
|
|
1018 |
return -XML_TOK_PROLOG_S;
|
|
|
1019 |
}
|
|
|
1020 |
/* fall through */
|
|
|
1021 |
case BT_S: case BT_LF:
|
|
|
1022 |
for (;;) {
|
|
|
1023 |
ptr += MINBPC(enc);
|
|
|
1024 |
if (ptr == end)
|
|
|
1025 |
break;
|
|
|
1026 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
1027 |
case BT_S: case BT_LF:
|
|
|
1028 |
break;
|
|
|
1029 |
case BT_CR:
|
|
|
1030 |
/* don't split CR/LF pair */
|
|
|
1031 |
if (ptr + MINBPC(enc) != end)
|
|
|
1032 |
break;
|
|
|
1033 |
/* fall through */
|
|
|
1034 |
default:
|
|
|
1035 |
*nextTokPtr = ptr;
|
|
|
1036 |
return XML_TOK_PROLOG_S;
|
|
|
1037 |
}
|
|
|
1038 |
}
|
|
|
1039 |
*nextTokPtr = ptr;
|
|
|
1040 |
return XML_TOK_PROLOG_S;
|
|
|
1041 |
case BT_PERCNT:
|
|
|
1042 |
return PREFIX(scanPercent)(enc, ptr + MINBPC(enc), end, nextTokPtr);
|
|
|
1043 |
case BT_COMMA:
|
|
|
1044 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
1045 |
return XML_TOK_COMMA;
|
|
|
1046 |
case BT_LSQB:
|
|
|
1047 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
1048 |
return XML_TOK_OPEN_BRACKET;
|
|
|
1049 |
case BT_RSQB:
|
|
|
1050 |
ptr += MINBPC(enc);
|
|
|
1051 |
if (ptr == end)
|
|
|
1052 |
return -XML_TOK_CLOSE_BRACKET;
|
|
|
1053 |
if (CHAR_MATCHES(enc, ptr, ASCII_RSQB)) {
|
|
|
1054 |
if (ptr + MINBPC(enc) == end)
|
|
|
1055 |
return XML_TOK_PARTIAL;
|
|
|
1056 |
if (CHAR_MATCHES(enc, ptr + MINBPC(enc), ASCII_GT)) {
|
|
|
1057 |
*nextTokPtr = ptr + 2*MINBPC(enc);
|
|
|
1058 |
return XML_TOK_COND_SECT_CLOSE;
|
|
|
1059 |
}
|
|
|
1060 |
}
|
|
|
1061 |
*nextTokPtr = ptr;
|
|
|
1062 |
return XML_TOK_CLOSE_BRACKET;
|
|
|
1063 |
case BT_LPAR:
|
|
|
1064 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
1065 |
return XML_TOK_OPEN_PAREN;
|
|
|
1066 |
case BT_RPAR:
|
|
|
1067 |
ptr += MINBPC(enc);
|
|
|
1068 |
if (ptr == end)
|
|
|
1069 |
return -XML_TOK_CLOSE_PAREN;
|
|
|
1070 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
1071 |
case BT_AST:
|
|
|
1072 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
1073 |
return XML_TOK_CLOSE_PAREN_ASTERISK;
|
|
|
1074 |
case BT_QUEST:
|
|
|
1075 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
1076 |
return XML_TOK_CLOSE_PAREN_QUESTION;
|
|
|
1077 |
case BT_PLUS:
|
|
|
1078 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
1079 |
return XML_TOK_CLOSE_PAREN_PLUS;
|
|
|
1080 |
case BT_CR: case BT_LF: case BT_S:
|
|
|
1081 |
case BT_GT: case BT_COMMA: case BT_VERBAR:
|
|
|
1082 |
case BT_RPAR:
|
|
|
1083 |
*nextTokPtr = ptr;
|
|
|
1084 |
return XML_TOK_CLOSE_PAREN;
|
|
|
1085 |
}
|
|
|
1086 |
*nextTokPtr = ptr;
|
|
|
1087 |
return XML_TOK_INVALID;
|
|
|
1088 |
case BT_VERBAR:
|
|
|
1089 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
1090 |
return XML_TOK_OR;
|
|
|
1091 |
case BT_GT:
|
|
|
1092 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
1093 |
return XML_TOK_DECL_CLOSE;
|
|
|
1094 |
case BT_NUM:
|
|
|
1095 |
return PREFIX(scanPoundName)(enc, ptr + MINBPC(enc), end, nextTokPtr);
|
|
|
1096 |
#define LEAD_CASE(n) \
|
|
|
1097 |
case BT_LEAD ## n: \
|
|
|
1098 |
if (end - ptr < n) \
|
|
|
1099 |
return XML_TOK_PARTIAL_CHAR; \
|
|
|
1100 |
if (IS_NMSTRT_CHAR(enc, ptr, n)) { \
|
|
|
1101 |
ptr += n; \
|
|
|
1102 |
tok = XML_TOK_NAME; \
|
|
|
1103 |
break; \
|
|
|
1104 |
} \
|
|
|
1105 |
if (IS_NAME_CHAR(enc, ptr, n)) { \
|
|
|
1106 |
ptr += n; \
|
|
|
1107 |
tok = XML_TOK_NMTOKEN; \
|
|
|
1108 |
break; \
|
|
|
1109 |
} \
|
|
|
1110 |
*nextTokPtr = ptr; \
|
|
|
1111 |
return XML_TOK_INVALID;
|
|
|
1112 |
LEAD_CASE(2) LEAD_CASE(3) LEAD_CASE(4)
|
|
|
1113 |
#undef LEAD_CASE
|
|
|
1114 |
case BT_NMSTRT:
|
|
|
1115 |
case BT_HEX:
|
|
|
1116 |
tok = XML_TOK_NAME;
|
|
|
1117 |
ptr += MINBPC(enc);
|
|
|
1118 |
break;
|
|
|
1119 |
case BT_DIGIT:
|
|
|
1120 |
case BT_NAME:
|
|
|
1121 |
case BT_MINUS:
|
|
|
1122 |
#ifdef XML_NS
|
|
|
1123 |
case BT_COLON:
|
|
|
1124 |
#endif
|
|
|
1125 |
tok = XML_TOK_NMTOKEN;
|
|
|
1126 |
ptr += MINBPC(enc);
|
|
|
1127 |
break;
|
|
|
1128 |
case BT_NONASCII:
|
|
|
1129 |
if (IS_NMSTRT_CHAR_MINBPC(enc, ptr)) {
|
|
|
1130 |
ptr += MINBPC(enc);
|
|
|
1131 |
tok = XML_TOK_NAME;
|
|
|
1132 |
break;
|
|
|
1133 |
}
|
|
|
1134 |
if (IS_NAME_CHAR_MINBPC(enc, ptr)) {
|
|
|
1135 |
ptr += MINBPC(enc);
|
|
|
1136 |
tok = XML_TOK_NMTOKEN;
|
|
|
1137 |
break;
|
|
|
1138 |
}
|
|
|
1139 |
/* fall through */
|
|
|
1140 |
default:
|
|
|
1141 |
*nextTokPtr = ptr;
|
|
|
1142 |
return XML_TOK_INVALID;
|
|
|
1143 |
}
|
|
|
1144 |
while (ptr != end) {
|
|
|
1145 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
1146 |
CHECK_NAME_CASES(enc, ptr, end, nextTokPtr)
|
|
|
1147 |
case BT_GT: case BT_RPAR: case BT_COMMA:
|
|
|
1148 |
case BT_VERBAR: case BT_LSQB: case BT_PERCNT:
|
|
|
1149 |
case BT_S: case BT_CR: case BT_LF:
|
|
|
1150 |
*nextTokPtr = ptr;
|
|
|
1151 |
return tok;
|
|
|
1152 |
#ifdef XML_NS
|
|
|
1153 |
case BT_COLON:
|
|
|
1154 |
ptr += MINBPC(enc);
|
|
|
1155 |
switch (tok) {
|
|
|
1156 |
case XML_TOK_NAME:
|
|
|
1157 |
if (ptr == end)
|
|
|
1158 |
return XML_TOK_PARTIAL;
|
|
|
1159 |
tok = XML_TOK_PREFIXED_NAME;
|
|
|
1160 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
1161 |
CHECK_NAME_CASES(enc, ptr, end, nextTokPtr)
|
|
|
1162 |
default:
|
|
|
1163 |
tok = XML_TOK_NMTOKEN;
|
|
|
1164 |
break;
|
|
|
1165 |
}
|
|
|
1166 |
break;
|
|
|
1167 |
case XML_TOK_PREFIXED_NAME:
|
|
|
1168 |
tok = XML_TOK_NMTOKEN;
|
|
|
1169 |
break;
|
|
|
1170 |
}
|
|
|
1171 |
break;
|
|
|
1172 |
#endif
|
|
|
1173 |
case BT_PLUS:
|
|
|
1174 |
if (tok == XML_TOK_NMTOKEN) {
|
|
|
1175 |
*nextTokPtr = ptr;
|
|
|
1176 |
return XML_TOK_INVALID;
|
|
|
1177 |
}
|
|
|
1178 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
1179 |
return XML_TOK_NAME_PLUS;
|
|
|
1180 |
case BT_AST:
|
|
|
1181 |
if (tok == XML_TOK_NMTOKEN) {
|
|
|
1182 |
*nextTokPtr = ptr;
|
|
|
1183 |
return XML_TOK_INVALID;
|
|
|
1184 |
}
|
|
|
1185 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
1186 |
return XML_TOK_NAME_ASTERISK;
|
|
|
1187 |
case BT_QUEST:
|
|
|
1188 |
if (tok == XML_TOK_NMTOKEN) {
|
|
|
1189 |
*nextTokPtr = ptr;
|
|
|
1190 |
return XML_TOK_INVALID;
|
|
|
1191 |
}
|
|
|
1192 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
1193 |
return XML_TOK_NAME_QUESTION;
|
|
|
1194 |
default:
|
|
|
1195 |
*nextTokPtr = ptr;
|
|
|
1196 |
return XML_TOK_INVALID;
|
|
|
1197 |
}
|
|
|
1198 |
}
|
|
|
1199 |
return -tok;
|
|
|
1200 |
}
|
|
|
1201 |
|
|
|
1202 |
static int PTRCALL
|
|
|
1203 |
PREFIX(attributeValueTok)(const ENCODING *enc, const char *ptr,
|
|
|
1204 |
const char *end, const char **nextTokPtr)
|
|
|
1205 |
{
|
|
|
1206 |
const char *start;
|
|
|
1207 |
if (ptr == end)
|
|
|
1208 |
return XML_TOK_NONE;
|
|
|
1209 |
start = ptr;
|
|
|
1210 |
while (ptr != end) {
|
|
|
1211 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
1212 |
#define LEAD_CASE(n) \
|
|
|
1213 |
case BT_LEAD ## n: ptr += n; break;
|
|
|
1214 |
LEAD_CASE(2) LEAD_CASE(3) LEAD_CASE(4)
|
|
|
1215 |
#undef LEAD_CASE
|
|
|
1216 |
case BT_AMP:
|
|
|
1217 |
if (ptr == start)
|
|
|
1218 |
return PREFIX(scanRef)(enc, ptr + MINBPC(enc), end, nextTokPtr);
|
|
|
1219 |
*nextTokPtr = ptr;
|
|
|
1220 |
return XML_TOK_DATA_CHARS;
|
|
|
1221 |
case BT_LT:
|
|
|
1222 |
/* this is for inside entity references */
|
|
|
1223 |
*nextTokPtr = ptr;
|
|
|
1224 |
return XML_TOK_INVALID;
|
|
|
1225 |
case BT_LF:
|
|
|
1226 |
if (ptr == start) {
|
|
|
1227 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
1228 |
return XML_TOK_DATA_NEWLINE;
|
|
|
1229 |
}
|
|
|
1230 |
*nextTokPtr = ptr;
|
|
|
1231 |
return XML_TOK_DATA_CHARS;
|
|
|
1232 |
case BT_CR:
|
|
|
1233 |
if (ptr == start) {
|
|
|
1234 |
ptr += MINBPC(enc);
|
|
|
1235 |
if (ptr == end)
|
|
|
1236 |
return XML_TOK_TRAILING_CR;
|
|
|
1237 |
if (BYTE_TYPE(enc, ptr) == BT_LF)
|
|
|
1238 |
ptr += MINBPC(enc);
|
|
|
1239 |
*nextTokPtr = ptr;
|
|
|
1240 |
return XML_TOK_DATA_NEWLINE;
|
|
|
1241 |
}
|
|
|
1242 |
*nextTokPtr = ptr;
|
|
|
1243 |
return XML_TOK_DATA_CHARS;
|
|
|
1244 |
case BT_S:
|
|
|
1245 |
if (ptr == start) {
|
|
|
1246 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
1247 |
return XML_TOK_ATTRIBUTE_VALUE_S;
|
|
|
1248 |
}
|
|
|
1249 |
*nextTokPtr = ptr;
|
|
|
1250 |
return XML_TOK_DATA_CHARS;
|
|
|
1251 |
default:
|
|
|
1252 |
ptr += MINBPC(enc);
|
|
|
1253 |
break;
|
|
|
1254 |
}
|
|
|
1255 |
}
|
|
|
1256 |
*nextTokPtr = ptr;
|
|
|
1257 |
return XML_TOK_DATA_CHARS;
|
|
|
1258 |
}
|
|
|
1259 |
|
|
|
1260 |
static int PTRCALL
|
|
|
1261 |
PREFIX(entityValueTok)(const ENCODING *enc, const char *ptr,
|
|
|
1262 |
const char *end, const char **nextTokPtr)
|
|
|
1263 |
{
|
|
|
1264 |
const char *start;
|
|
|
1265 |
if (ptr == end)
|
|
|
1266 |
return XML_TOK_NONE;
|
|
|
1267 |
start = ptr;
|
|
|
1268 |
while (ptr != end) {
|
|
|
1269 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
1270 |
#define LEAD_CASE(n) \
|
|
|
1271 |
case BT_LEAD ## n: ptr += n; break;
|
|
|
1272 |
LEAD_CASE(2) LEAD_CASE(3) LEAD_CASE(4)
|
|
|
1273 |
#undef LEAD_CASE
|
|
|
1274 |
case BT_AMP:
|
|
|
1275 |
if (ptr == start)
|
|
|
1276 |
return PREFIX(scanRef)(enc, ptr + MINBPC(enc), end, nextTokPtr);
|
|
|
1277 |
*nextTokPtr = ptr;
|
|
|
1278 |
return XML_TOK_DATA_CHARS;
|
|
|
1279 |
case BT_PERCNT:
|
|
|
1280 |
if (ptr == start) {
|
|
|
1281 |
int tok = PREFIX(scanPercent)(enc, ptr + MINBPC(enc),
|
|
|
1282 |
end, nextTokPtr);
|
|
|
1283 |
return (tok == XML_TOK_PERCENT) ? XML_TOK_INVALID : tok;
|
|
|
1284 |
}
|
|
|
1285 |
*nextTokPtr = ptr;
|
|
|
1286 |
return XML_TOK_DATA_CHARS;
|
|
|
1287 |
case BT_LF:
|
|
|
1288 |
if (ptr == start) {
|
|
|
1289 |
*nextTokPtr = ptr + MINBPC(enc);
|
|
|
1290 |
return XML_TOK_DATA_NEWLINE;
|
|
|
1291 |
}
|
|
|
1292 |
*nextTokPtr = ptr;
|
|
|
1293 |
return XML_TOK_DATA_CHARS;
|
|
|
1294 |
case BT_CR:
|
|
|
1295 |
if (ptr == start) {
|
|
|
1296 |
ptr += MINBPC(enc);
|
|
|
1297 |
if (ptr == end)
|
|
|
1298 |
return XML_TOK_TRAILING_CR;
|
|
|
1299 |
if (BYTE_TYPE(enc, ptr) == BT_LF)
|
|
|
1300 |
ptr += MINBPC(enc);
|
|
|
1301 |
*nextTokPtr = ptr;
|
|
|
1302 |
return XML_TOK_DATA_NEWLINE;
|
|
|
1303 |
}
|
|
|
1304 |
*nextTokPtr = ptr;
|
|
|
1305 |
return XML_TOK_DATA_CHARS;
|
|
|
1306 |
default:
|
|
|
1307 |
ptr += MINBPC(enc);
|
|
|
1308 |
break;
|
|
|
1309 |
}
|
|
|
1310 |
}
|
|
|
1311 |
*nextTokPtr = ptr;
|
|
|
1312 |
return XML_TOK_DATA_CHARS;
|
|
|
1313 |
}
|
|
|
1314 |
|
|
|
1315 |
#ifdef XML_DTD
|
|
|
1316 |
|
|
|
1317 |
static int PTRCALL
|
|
|
1318 |
PREFIX(ignoreSectionTok)(const ENCODING *enc, const char *ptr,
|
|
|
1319 |
const char *end, const char **nextTokPtr)
|
|
|
1320 |
{
|
|
|
1321 |
int level = 0;
|
|
|
1322 |
if (MINBPC(enc) > 1) {
|
|
|
1323 |
size_t n = end - ptr;
|
|
|
1324 |
if (n & (MINBPC(enc) - 1)) {
|
|
|
1325 |
n &= ~(MINBPC(enc) - 1);
|
|
|
1326 |
end = ptr + n;
|
|
|
1327 |
}
|
|
|
1328 |
}
|
|
|
1329 |
while (ptr != end) {
|
|
|
1330 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
1331 |
INVALID_CASES(ptr, nextTokPtr)
|
|
|
1332 |
case BT_LT:
|
|
|
1333 |
if ((ptr += MINBPC(enc)) == end)
|
|
|
1334 |
return XML_TOK_PARTIAL;
|
|
|
1335 |
if (CHAR_MATCHES(enc, ptr, ASCII_EXCL)) {
|
|
|
1336 |
if ((ptr += MINBPC(enc)) == end)
|
|
|
1337 |
return XML_TOK_PARTIAL;
|
|
|
1338 |
if (CHAR_MATCHES(enc, ptr, ASCII_LSQB)) {
|
|
|
1339 |
++level;
|
|
|
1340 |
ptr += MINBPC(enc);
|
|
|
1341 |
}
|
|
|
1342 |
}
|
|
|
1343 |
break;
|
|
|
1344 |
case BT_RSQB:
|
|
|
1345 |
if ((ptr += MINBPC(enc)) == end)
|
|
|
1346 |
return XML_TOK_PARTIAL;
|
|
|
1347 |
if (CHAR_MATCHES(enc, ptr, ASCII_RSQB)) {
|
|
|
1348 |
if ((ptr += MINBPC(enc)) == end)
|
|
|
1349 |
return XML_TOK_PARTIAL;
|
|
|
1350 |
if (CHAR_MATCHES(enc, ptr, ASCII_GT)) {
|
|
|
1351 |
ptr += MINBPC(enc);
|
|
|
1352 |
if (level == 0) {
|
|
|
1353 |
*nextTokPtr = ptr;
|
|
|
1354 |
return XML_TOK_IGNORE_SECT;
|
|
|
1355 |
}
|
|
|
1356 |
--level;
|
|
|
1357 |
}
|
|
|
1358 |
}
|
|
|
1359 |
break;
|
|
|
1360 |
default:
|
|
|
1361 |
ptr += MINBPC(enc);
|
|
|
1362 |
break;
|
|
|
1363 |
}
|
|
|
1364 |
}
|
|
|
1365 |
return XML_TOK_PARTIAL;
|
|
|
1366 |
}
|
|
|
1367 |
|
|
|
1368 |
#endif /* XML_DTD */
|
|
|
1369 |
|
|
|
1370 |
static int PTRCALL
|
|
|
1371 |
PREFIX(isPublicId)(const ENCODING *enc, const char *ptr, const char *end,
|
|
|
1372 |
const char **badPtr)
|
|
|
1373 |
{
|
|
|
1374 |
ptr += MINBPC(enc);
|
|
|
1375 |
end -= MINBPC(enc);
|
|
|
1376 |
for (; ptr != end; ptr += MINBPC(enc)) {
|
|
|
1377 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
1378 |
case BT_DIGIT:
|
|
|
1379 |
case BT_HEX:
|
|
|
1380 |
case BT_MINUS:
|
|
|
1381 |
case BT_APOS:
|
|
|
1382 |
case BT_LPAR:
|
|
|
1383 |
case BT_RPAR:
|
|
|
1384 |
case BT_PLUS:
|
|
|
1385 |
case BT_COMMA:
|
|
|
1386 |
case BT_SOL:
|
|
|
1387 |
case BT_EQUALS:
|
|
|
1388 |
case BT_QUEST:
|
|
|
1389 |
case BT_CR:
|
|
|
1390 |
case BT_LF:
|
|
|
1391 |
case BT_SEMI:
|
|
|
1392 |
case BT_EXCL:
|
|
|
1393 |
case BT_AST:
|
|
|
1394 |
case BT_PERCNT:
|
|
|
1395 |
case BT_NUM:
|
|
|
1396 |
#ifdef XML_NS
|
|
|
1397 |
case BT_COLON:
|
|
|
1398 |
#endif
|
|
|
1399 |
break;
|
|
|
1400 |
case BT_S:
|
|
|
1401 |
if (CHAR_MATCHES(enc, ptr, ASCII_TAB)) {
|
|
|
1402 |
*badPtr = ptr;
|
|
|
1403 |
return 0;
|
|
|
1404 |
}
|
|
|
1405 |
break;
|
|
|
1406 |
case BT_NAME:
|
|
|
1407 |
case BT_NMSTRT:
|
|
|
1408 |
if (!(BYTE_TO_ASCII(enc, ptr) & ~0x7f))
|
|
|
1409 |
break;
|
|
|
1410 |
default:
|
|
|
1411 |
switch (BYTE_TO_ASCII(enc, ptr)) {
|
|
|
1412 |
case 0x24: /* $ */
|
|
|
1413 |
case 0x40: /* @ */
|
|
|
1414 |
break;
|
|
|
1415 |
default:
|
|
|
1416 |
*badPtr = ptr;
|
|
|
1417 |
return 0;
|
|
|
1418 |
}
|
|
|
1419 |
break;
|
|
|
1420 |
}
|
|
|
1421 |
}
|
|
|
1422 |
return 1;
|
|
|
1423 |
}
|
|
|
1424 |
|
|
|
1425 |
/* This must only be called for a well-formed start-tag or empty
|
|
|
1426 |
element tag. Returns the number of attributes. Pointers to the
|
|
|
1427 |
first attsMax attributes are stored in atts.
|
|
|
1428 |
*/
|
|
|
1429 |
|
|
|
1430 |
static int PTRCALL
|
|
|
1431 |
PREFIX(getAtts)(const ENCODING *enc, const char *ptr,
|
|
|
1432 |
int attsMax, ATTRIBUTE *atts)
|
|
|
1433 |
{
|
|
|
1434 |
enum { other, inName, inValue } state = inName;
|
|
|
1435 |
int nAtts = 0;
|
|
|
1436 |
int open = 0; /* defined when state == inValue;
|
|
|
1437 |
initialization just to shut up compilers */
|
|
|
1438 |
|
|
|
1439 |
for (ptr += MINBPC(enc);; ptr += MINBPC(enc)) {
|
|
|
1440 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
1441 |
#define START_NAME \
|
|
|
1442 |
if (state == other) { \
|
|
|
1443 |
if (nAtts < attsMax) { \
|
|
|
1444 |
atts[nAtts].name = ptr; \
|
|
|
1445 |
atts[nAtts].normalized = 1; \
|
|
|
1446 |
} \
|
|
|
1447 |
state = inName; \
|
|
|
1448 |
}
|
|
|
1449 |
#define LEAD_CASE(n) \
|
|
|
1450 |
case BT_LEAD ## n: START_NAME ptr += (n - MINBPC(enc)); break;
|
|
|
1451 |
LEAD_CASE(2) LEAD_CASE(3) LEAD_CASE(4)
|
|
|
1452 |
#undef LEAD_CASE
|
|
|
1453 |
case BT_NONASCII:
|
|
|
1454 |
case BT_NMSTRT:
|
|
|
1455 |
case BT_HEX:
|
|
|
1456 |
START_NAME
|
|
|
1457 |
break;
|
|
|
1458 |
#undef START_NAME
|
|
|
1459 |
case BT_QUOT:
|
|
|
1460 |
if (state != inValue) {
|
|
|
1461 |
if (nAtts < attsMax)
|
|
|
1462 |
atts[nAtts].valuePtr = ptr + MINBPC(enc);
|
|
|
1463 |
state = inValue;
|
|
|
1464 |
open = BT_QUOT;
|
|
|
1465 |
}
|
|
|
1466 |
else if (open == BT_QUOT) {
|
|
|
1467 |
state = other;
|
|
|
1468 |
if (nAtts < attsMax)
|
|
|
1469 |
atts[nAtts].valueEnd = ptr;
|
|
|
1470 |
nAtts++;
|
|
|
1471 |
}
|
|
|
1472 |
break;
|
|
|
1473 |
case BT_APOS:
|
|
|
1474 |
if (state != inValue) {
|
|
|
1475 |
if (nAtts < attsMax)
|
|
|
1476 |
atts[nAtts].valuePtr = ptr + MINBPC(enc);
|
|
|
1477 |
state = inValue;
|
|
|
1478 |
open = BT_APOS;
|
|
|
1479 |
}
|
|
|
1480 |
else if (open == BT_APOS) {
|
|
|
1481 |
state = other;
|
|
|
1482 |
if (nAtts < attsMax)
|
|
|
1483 |
atts[nAtts].valueEnd = ptr;
|
|
|
1484 |
nAtts++;
|
|
|
1485 |
}
|
|
|
1486 |
break;
|
|
|
1487 |
case BT_AMP:
|
|
|
1488 |
if (nAtts < attsMax)
|
|
|
1489 |
atts[nAtts].normalized = 0;
|
|
|
1490 |
break;
|
|
|
1491 |
case BT_S:
|
|
|
1492 |
if (state == inName)
|
|
|
1493 |
state = other;
|
|
|
1494 |
else if (state == inValue
|
|
|
1495 |
&& nAtts < attsMax
|
|
|
1496 |
&& atts[nAtts].normalized
|
|
|
1497 |
&& (ptr == atts[nAtts].valuePtr
|
|
|
1498 |
|| BYTE_TO_ASCII(enc, ptr) != ASCII_SPACE
|
|
|
1499 |
|| BYTE_TO_ASCII(enc, ptr + MINBPC(enc)) == ASCII_SPACE
|
|
|
1500 |
|| BYTE_TYPE(enc, ptr + MINBPC(enc)) == open))
|
|
|
1501 |
atts[nAtts].normalized = 0;
|
|
|
1502 |
break;
|
|
|
1503 |
case BT_CR: case BT_LF:
|
|
|
1504 |
/* This case ensures that the first attribute name is counted
|
|
|
1505 |
Apart from that we could just change state on the quote. */
|
|
|
1506 |
if (state == inName)
|
|
|
1507 |
state = other;
|
|
|
1508 |
else if (state == inValue && nAtts < attsMax)
|
|
|
1509 |
atts[nAtts].normalized = 0;
|
|
|
1510 |
break;
|
|
|
1511 |
case BT_GT:
|
|
|
1512 |
case BT_SOL:
|
|
|
1513 |
if (state != inValue)
|
|
|
1514 |
return nAtts;
|
|
|
1515 |
break;
|
|
|
1516 |
default:
|
|
|
1517 |
break;
|
|
|
1518 |
}
|
|
|
1519 |
}
|
|
|
1520 |
/* not reached */
|
|
|
1521 |
}
|
|
|
1522 |
|
|
|
1523 |
static int PTRFASTCALL
|
|
|
1524 |
PREFIX(charRefNumber)(const ENCODING *enc, const char *ptr)
|
|
|
1525 |
{
|
|
|
1526 |
int result = 0;
|
|
|
1527 |
/* skip &# */
|
|
|
1528 |
ptr += 2*MINBPC(enc);
|
|
|
1529 |
if (CHAR_MATCHES(enc, ptr, ASCII_x)) {
|
|
|
1530 |
for (ptr += MINBPC(enc);
|
|
|
1531 |
!CHAR_MATCHES(enc, ptr, ASCII_SEMI);
|
|
|
1532 |
ptr += MINBPC(enc)) {
|
|
|
1533 |
int c = BYTE_TO_ASCII(enc, ptr);
|
|
|
1534 |
switch (c) {
|
|
|
1535 |
case ASCII_0: case ASCII_1: case ASCII_2: case ASCII_3: case ASCII_4:
|
|
|
1536 |
case ASCII_5: case ASCII_6: case ASCII_7: case ASCII_8: case ASCII_9:
|
|
|
1537 |
result <<= 4;
|
|
|
1538 |
result |= (c - ASCII_0);
|
|
|
1539 |
break;
|
|
|
1540 |
case ASCII_A: case ASCII_B: case ASCII_C:
|
|
|
1541 |
case ASCII_D: case ASCII_E: case ASCII_F:
|
|
|
1542 |
result <<= 4;
|
|
|
1543 |
result += 10 + (c - ASCII_A);
|
|
|
1544 |
break;
|
|
|
1545 |
case ASCII_a: case ASCII_b: case ASCII_c:
|
|
|
1546 |
case ASCII_d: case ASCII_e: case ASCII_f:
|
|
|
1547 |
result <<= 4;
|
|
|
1548 |
result += 10 + (c - ASCII_a);
|
|
|
1549 |
break;
|
|
|
1550 |
}
|
|
|
1551 |
if (result >= 0x110000)
|
|
|
1552 |
return -1;
|
|
|
1553 |
}
|
|
|
1554 |
}
|
|
|
1555 |
else {
|
|
|
1556 |
for (; !CHAR_MATCHES(enc, ptr, ASCII_SEMI); ptr += MINBPC(enc)) {
|
|
|
1557 |
int c = BYTE_TO_ASCII(enc, ptr);
|
|
|
1558 |
result *= 10;
|
|
|
1559 |
result += (c - ASCII_0);
|
|
|
1560 |
if (result >= 0x110000)
|
|
|
1561 |
return -1;
|
|
|
1562 |
}
|
|
|
1563 |
}
|
|
|
1564 |
return checkCharRefNumber(result);
|
|
|
1565 |
}
|
|
|
1566 |
|
|
|
1567 |
static int PTRCALL
|
|
|
1568 |
PREFIX(predefinedEntityName)(const ENCODING *enc, const char *ptr,
|
|
|
1569 |
const char *end)
|
|
|
1570 |
{
|
|
|
1571 |
switch ((end - ptr)/MINBPC(enc)) {
|
|
|
1572 |
case 2:
|
|
|
1573 |
if (CHAR_MATCHES(enc, ptr + MINBPC(enc), ASCII_t)) {
|
|
|
1574 |
switch (BYTE_TO_ASCII(enc, ptr)) {
|
|
|
1575 |
case ASCII_l:
|
|
|
1576 |
return ASCII_LT;
|
|
|
1577 |
case ASCII_g:
|
|
|
1578 |
return ASCII_GT;
|
|
|
1579 |
}
|
|
|
1580 |
}
|
|
|
1581 |
break;
|
|
|
1582 |
case 3:
|
|
|
1583 |
if (CHAR_MATCHES(enc, ptr, ASCII_a)) {
|
|
|
1584 |
ptr += MINBPC(enc);
|
|
|
1585 |
if (CHAR_MATCHES(enc, ptr, ASCII_m)) {
|
|
|
1586 |
ptr += MINBPC(enc);
|
|
|
1587 |
if (CHAR_MATCHES(enc, ptr, ASCII_p))
|
|
|
1588 |
return ASCII_AMP;
|
|
|
1589 |
}
|
|
|
1590 |
}
|
|
|
1591 |
break;
|
|
|
1592 |
case 4:
|
|
|
1593 |
switch (BYTE_TO_ASCII(enc, ptr)) {
|
|
|
1594 |
case ASCII_q:
|
|
|
1595 |
ptr += MINBPC(enc);
|
|
|
1596 |
if (CHAR_MATCHES(enc, ptr, ASCII_u)) {
|
|
|
1597 |
ptr += MINBPC(enc);
|
|
|
1598 |
if (CHAR_MATCHES(enc, ptr, ASCII_o)) {
|
|
|
1599 |
ptr += MINBPC(enc);
|
|
|
1600 |
if (CHAR_MATCHES(enc, ptr, ASCII_t))
|
|
|
1601 |
return ASCII_QUOT;
|
|
|
1602 |
}
|
|
|
1603 |
}
|
|
|
1604 |
break;
|
|
|
1605 |
case ASCII_a:
|
|
|
1606 |
ptr += MINBPC(enc);
|
|
|
1607 |
if (CHAR_MATCHES(enc, ptr, ASCII_p)) {
|
|
|
1608 |
ptr += MINBPC(enc);
|
|
|
1609 |
if (CHAR_MATCHES(enc, ptr, ASCII_o)) {
|
|
|
1610 |
ptr += MINBPC(enc);
|
|
|
1611 |
if (CHAR_MATCHES(enc, ptr, ASCII_s))
|
|
|
1612 |
return ASCII_APOS;
|
|
|
1613 |
}
|
|
|
1614 |
}
|
|
|
1615 |
break;
|
|
|
1616 |
}
|
|
|
1617 |
}
|
|
|
1618 |
return 0;
|
|
|
1619 |
}
|
|
|
1620 |
|
|
|
1621 |
static int PTRCALL
|
|
|
1622 |
PREFIX(sameName)(const ENCODING *enc, const char *ptr1, const char *ptr2)
|
|
|
1623 |
{
|
|
|
1624 |
for (;;) {
|
|
|
1625 |
switch (BYTE_TYPE(enc, ptr1)) {
|
|
|
1626 |
#define LEAD_CASE(n) \
|
|
|
1627 |
case BT_LEAD ## n: \
|
|
|
1628 |
if (*ptr1++ != *ptr2++) \
|
|
|
1629 |
return 0;
|
|
|
1630 |
LEAD_CASE(4) LEAD_CASE(3) LEAD_CASE(2)
|
|
|
1631 |
#undef LEAD_CASE
|
|
|
1632 |
/* fall through */
|
|
|
1633 |
if (*ptr1++ != *ptr2++)
|
|
|
1634 |
return 0;
|
|
|
1635 |
break;
|
|
|
1636 |
case BT_NONASCII:
|
|
|
1637 |
case BT_NMSTRT:
|
|
|
1638 |
#ifdef XML_NS
|
|
|
1639 |
case BT_COLON:
|
|
|
1640 |
#endif
|
|
|
1641 |
case BT_HEX:
|
|
|
1642 |
case BT_DIGIT:
|
|
|
1643 |
case BT_NAME:
|
|
|
1644 |
case BT_MINUS:
|
|
|
1645 |
if (*ptr2++ != *ptr1++)
|
|
|
1646 |
return 0;
|
|
|
1647 |
if (MINBPC(enc) > 1) {
|
|
|
1648 |
if (*ptr2++ != *ptr1++)
|
|
|
1649 |
return 0;
|
|
|
1650 |
if (MINBPC(enc) > 2) {
|
|
|
1651 |
if (*ptr2++ != *ptr1++)
|
|
|
1652 |
return 0;
|
|
|
1653 |
if (MINBPC(enc) > 3) {
|
|
|
1654 |
if (*ptr2++ != *ptr1++)
|
|
|
1655 |
return 0;
|
|
|
1656 |
}
|
|
|
1657 |
}
|
|
|
1658 |
}
|
|
|
1659 |
break;
|
|
|
1660 |
default:
|
|
|
1661 |
if (MINBPC(enc) == 1 && *ptr1 == *ptr2)
|
|
|
1662 |
return 1;
|
|
|
1663 |
switch (BYTE_TYPE(enc, ptr2)) {
|
|
|
1664 |
case BT_LEAD2:
|
|
|
1665 |
case BT_LEAD3:
|
|
|
1666 |
case BT_LEAD4:
|
|
|
1667 |
case BT_NONASCII:
|
|
|
1668 |
case BT_NMSTRT:
|
|
|
1669 |
#ifdef XML_NS
|
|
|
1670 |
case BT_COLON:
|
|
|
1671 |
#endif
|
|
|
1672 |
case BT_HEX:
|
|
|
1673 |
case BT_DIGIT:
|
|
|
1674 |
case BT_NAME:
|
|
|
1675 |
case BT_MINUS:
|
|
|
1676 |
return 0;
|
|
|
1677 |
default:
|
|
|
1678 |
return 1;
|
|
|
1679 |
}
|
|
|
1680 |
}
|
|
|
1681 |
}
|
|
|
1682 |
/* not reached */
|
|
|
1683 |
}
|
|
|
1684 |
|
|
|
1685 |
static int PTRCALL
|
|
|
1686 |
PREFIX(nameMatchesAscii)(const ENCODING *enc, const char *ptr1,
|
|
|
1687 |
const char *end1, const char *ptr2)
|
|
|
1688 |
{
|
|
|
1689 |
for (; *ptr2; ptr1 += MINBPC(enc), ptr2++) {
|
|
|
1690 |
if (ptr1 == end1)
|
|
|
1691 |
return 0;
|
|
|
1692 |
if (!CHAR_MATCHES(enc, ptr1, *ptr2))
|
|
|
1693 |
return 0;
|
|
|
1694 |
}
|
|
|
1695 |
return ptr1 == end1;
|
|
|
1696 |
}
|
|
|
1697 |
|
|
|
1698 |
static int PTRFASTCALL
|
|
|
1699 |
PREFIX(nameLength)(const ENCODING *enc, const char *ptr)
|
|
|
1700 |
{
|
|
|
1701 |
const char *start = ptr;
|
|
|
1702 |
for (;;) {
|
|
|
1703 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
1704 |
#define LEAD_CASE(n) \
|
|
|
1705 |
case BT_LEAD ## n: ptr += n; break;
|
|
|
1706 |
LEAD_CASE(2) LEAD_CASE(3) LEAD_CASE(4)
|
|
|
1707 |
#undef LEAD_CASE
|
|
|
1708 |
case BT_NONASCII:
|
|
|
1709 |
case BT_NMSTRT:
|
|
|
1710 |
#ifdef XML_NS
|
|
|
1711 |
case BT_COLON:
|
|
|
1712 |
#endif
|
|
|
1713 |
case BT_HEX:
|
|
|
1714 |
case BT_DIGIT:
|
|
|
1715 |
case BT_NAME:
|
|
|
1716 |
case BT_MINUS:
|
|
|
1717 |
ptr += MINBPC(enc);
|
|
|
1718 |
break;
|
|
|
1719 |
default:
|
|
|
1720 |
return (int)(ptr - start);
|
|
|
1721 |
}
|
|
|
1722 |
}
|
|
|
1723 |
}
|
|
|
1724 |
|
|
|
1725 |
static const char * PTRFASTCALL
|
|
|
1726 |
PREFIX(skipS)(const ENCODING *enc, const char *ptr)
|
|
|
1727 |
{
|
|
|
1728 |
for (;;) {
|
|
|
1729 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
1730 |
case BT_LF:
|
|
|
1731 |
case BT_CR:
|
|
|
1732 |
case BT_S:
|
|
|
1733 |
ptr += MINBPC(enc);
|
|
|
1734 |
break;
|
|
|
1735 |
default:
|
|
|
1736 |
return ptr;
|
|
|
1737 |
}
|
|
|
1738 |
}
|
|
|
1739 |
}
|
|
|
1740 |
|
|
|
1741 |
static void PTRCALL
|
|
|
1742 |
PREFIX(updatePosition)(const ENCODING *enc,
|
|
|
1743 |
const char *ptr,
|
|
|
1744 |
const char *end,
|
|
|
1745 |
POSITION *pos)
|
|
|
1746 |
{
|
|
|
1747 |
while (ptr != end) {
|
|
|
1748 |
switch (BYTE_TYPE(enc, ptr)) {
|
|
|
1749 |
#define LEAD_CASE(n) \
|
|
|
1750 |
case BT_LEAD ## n: \
|
|
|
1751 |
ptr += n; \
|
|
|
1752 |
break;
|
|
|
1753 |
LEAD_CASE(2) LEAD_CASE(3) LEAD_CASE(4)
|
|
|
1754 |
#undef LEAD_CASE
|
|
|
1755 |
case BT_LF:
|
|
|
1756 |
pos->columnNumber = (XML_Size)-1;
|
|
|
1757 |
pos->lineNumber++;
|
|
|
1758 |
ptr += MINBPC(enc);
|
|
|
1759 |
break;
|
|
|
1760 |
case BT_CR:
|
|
|
1761 |
pos->lineNumber++;
|
|
|
1762 |
ptr += MINBPC(enc);
|
|
|
1763 |
if (ptr != end && BYTE_TYPE(enc, ptr) == BT_LF)
|
|
|
1764 |
ptr += MINBPC(enc);
|
|
|
1765 |
pos->columnNumber = (XML_Size)-1;
|
|
|
1766 |
break;
|
|
|
1767 |
default:
|
|
|
1768 |
ptr += MINBPC(enc);
|
|
|
1769 |
break;
|
|
|
1770 |
}
|
|
|
1771 |
pos->columnNumber++;
|
|
|
1772 |
}
|
|
|
1773 |
}
|
|
|
1774 |
|
|
|
1775 |
#undef DO_LEAD_CASE
|
|
|
1776 |
#undef MULTIBYTE_CASES
|
|
|
1777 |
#undef INVALID_CASES
|
|
|
1778 |
#undef CHECK_NAME_CASE
|
|
|
1779 |
#undef CHECK_NAME_CASES
|
|
|
1780 |
#undef CHECK_NMSTRT_CASE
|
|
|
1781 |
#undef CHECK_NMSTRT_CASES
|
|
|
1782 |
|
|
|
1783 |
#endif /* XML_TOK_IMPL_C */
|