diff options
Diffstat (limited to 'Utilities/cmexpat/lib/xmltok_impl.c')
| -rw-r--r-- | Utilities/cmexpat/lib/xmltok_impl.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/Utilities/cmexpat/lib/xmltok_impl.c b/Utilities/cmexpat/lib/xmltok_impl.c index 0430591..4072b06 100644 --- a/Utilities/cmexpat/lib/xmltok_impl.c +++ b/Utilities/cmexpat/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) |