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authorarcadia-devtools <arcadia-devtools@yandex-team.ru>2022-03-02 12:50:27 +0300
committerarcadia-devtools <arcadia-devtools@yandex-team.ru>2022-03-02 12:50:27 +0300
commitd0f80d5e60d77854f9d6262a59a7349e2b21f9d2 (patch)
tree01f1e033ce5519d96b7d6a83718221dcb8021eec /contrib/libs/expat/lib/xmltok_impl.c
parent26286f616cee657612a9d820be6da2cdbd4de0ef (diff)
downloadydb-d0f80d5e60d77854f9d6262a59a7349e2b21f9d2.tar.gz
intermediate changes
ref:40ac71fae6ea311a73473cf4297ca93bf27559c3
Diffstat (limited to 'contrib/libs/expat/lib/xmltok_impl.c')
-rw-r--r--contrib/libs/expat/lib/xmltok_impl.c20
1 files changed, 12 insertions, 8 deletions
diff --git a/contrib/libs/expat/lib/xmltok_impl.c b/contrib/libs/expat/lib/xmltok_impl.c
index 0430591b42..4072b06497 100644
--- a/contrib/libs/expat/lib/xmltok_impl.c
+++ b/contrib/libs/expat/lib/xmltok_impl.c
@@ -10,7 +10,7 @@
Copyright (c) 2000 Clark Cooper <coopercc@users.sourceforge.net>
Copyright (c) 2002 Fred L. Drake, Jr. <fdrake@users.sourceforge.net>
Copyright (c) 2002-2016 Karl Waclawek <karl@waclawek.net>
- Copyright (c) 2016-2021 Sebastian Pipping <sebastian@pipping.org>
+ Copyright (c) 2016-2022 Sebastian Pipping <sebastian@pipping.org>
Copyright (c) 2017 Rhodri James <rhodri@wildebeest.org.uk>
Copyright (c) 2018 Benjamin Peterson <benjamin@python.org>
Copyright (c) 2018 Anton Maklakov <antmak.pub@gmail.com>
@@ -69,7 +69,7 @@
case BT_LEAD##n: \
if (end - ptr < n) \
return XML_TOK_PARTIAL_CHAR; \
- if (! IS_NAME_CHAR(enc, ptr, n)) { \
+ if (IS_INVALID_CHAR(enc, ptr, n) || ! IS_NAME_CHAR(enc, ptr, n)) { \
*nextTokPtr = ptr; \
return XML_TOK_INVALID; \
} \
@@ -98,7 +98,7 @@
case BT_LEAD##n: \
if (end - ptr < n) \
return XML_TOK_PARTIAL_CHAR; \
- if (! IS_NMSTRT_CHAR(enc, ptr, n)) { \
+ if (IS_INVALID_CHAR(enc, ptr, n) || ! IS_NMSTRT_CHAR(enc, ptr, n)) { \
*nextTokPtr = ptr; \
return XML_TOK_INVALID; \
} \
@@ -1142,6 +1142,10 @@ PREFIX(prologTok)(const ENCODING *enc, const char *ptr, const char *end,
case BT_LEAD##n: \
if (end - ptr < n) \
return XML_TOK_PARTIAL_CHAR; \
+ if (IS_INVALID_CHAR(enc, ptr, n)) { \
+ *nextTokPtr = ptr; \
+ return XML_TOK_INVALID; \
+ } \
if (IS_NMSTRT_CHAR(enc, ptr, n)) { \
ptr += n; \
tok = XML_TOK_NAME; \
@@ -1270,7 +1274,7 @@ PREFIX(attributeValueTok)(const ENCODING *enc, const char *ptr, const char *end,
switch (BYTE_TYPE(enc, ptr)) {
# define LEAD_CASE(n) \
case BT_LEAD##n: \
- ptr += n; \
+ ptr += n; /* NOTE: The encoding has already been validated. */ \
break;
LEAD_CASE(2)
LEAD_CASE(3)
@@ -1339,7 +1343,7 @@ PREFIX(entityValueTok)(const ENCODING *enc, const char *ptr, const char *end,
switch (BYTE_TYPE(enc, ptr)) {
# define LEAD_CASE(n) \
case BT_LEAD##n: \
- ptr += n; \
+ ptr += n; /* NOTE: The encoding has already been validated. */ \
break;
LEAD_CASE(2)
LEAD_CASE(3)
@@ -1518,7 +1522,7 @@ PREFIX(getAtts)(const ENCODING *enc, const char *ptr, int attsMax,
state = inName; \
}
# define LEAD_CASE(n) \
- case BT_LEAD##n: \
+ case BT_LEAD##n: /* NOTE: The encoding has already been validated. */ \
START_NAME ptr += (n - MINBPC(enc)); \
break;
LEAD_CASE(2)
@@ -1730,7 +1734,7 @@ PREFIX(nameLength)(const ENCODING *enc, const char *ptr) {
switch (BYTE_TYPE(enc, ptr)) {
# define LEAD_CASE(n) \
case BT_LEAD##n: \
- ptr += n; \
+ ptr += n; /* NOTE: The encoding has already been validated. */ \
break;
LEAD_CASE(2)
LEAD_CASE(3)
@@ -1775,7 +1779,7 @@ PREFIX(updatePosition)(const ENCODING *enc, const char *ptr, const char *end,
switch (BYTE_TYPE(enc, ptr)) {
# define LEAD_CASE(n) \
case BT_LEAD##n: \
- ptr += n; \
+ ptr += n; /* NOTE: The encoding has already been validated. */ \
pos->columnNumber++; \
break;
LEAD_CASE(2)