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Add new input validator API functions (#1576)

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Fixes #1549

JerryScript-DCO-1.0-Signed-off-by: László Langó llango.u-szeged@partner.samsung.com
This commit is contained in:
László Langó
2017-02-16 18:31:04 +01:00
committed by Dániel Bátyai
parent 93eb35081f
commit 799726aa42
10 changed files with 193 additions and 22 deletions
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jerry-core/lit/lit-strings.c
+6 -6
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@@ -28,7 +28,7 @@
* false otherwise
*/
bool
lit_is_utf8_string_valid (const lit_utf8_byte_t *utf8_buf_p, /**< utf-8 string */
lit_is_valid_utf8_string (const lit_utf8_byte_t *utf8_buf_p, /**< utf-8 string */
lit_utf8_size_t buf_size) /**< string size */
{
lit_utf8_size_t idx = 0;
@@ -116,7 +116,7 @@ lit_is_utf8_string_valid (const lit_utf8_byte_t *utf8_buf_p, /**< utf-8 string *
}
return true;
} /* lit_is_utf8_string_valid */
} /* lit_is_valid_utf8_string */
/**
* Validate cesu-8 string
@@ -125,14 +125,14 @@ lit_is_utf8_string_valid (const lit_utf8_byte_t *utf8_buf_p, /**< utf-8 string *
* false otherwise
*/
bool
lit_is_cesu8_string_valid (const lit_utf8_byte_t *utf8_buf_p, /**< utf-8 string */
lit_is_valid_cesu8_string (const lit_utf8_byte_t *cesu8_buf_p, /**< cesu-8 string */
lit_utf8_size_t buf_size) /**< string size */
{
lit_utf8_size_t idx = 0;
while (idx < buf_size)
{
lit_utf8_byte_t c = utf8_buf_p[idx++];
lit_utf8_byte_t c = cesu8_buf_p[idx++];
if ((c & LIT_UTF8_1_BYTE_MASK) == LIT_UTF8_1_BYTE_MARKER)
{
continue;
@@ -166,7 +166,7 @@ lit_is_cesu8_string_valid (const lit_utf8_byte_t *utf8_buf_p, /**< utf-8 string
for (lit_utf8_size_t offset = 0; offset < extra_bytes_count; ++offset)
{
c = utf8_buf_p[idx + offset];
c = cesu8_buf_p[idx + offset];
if ((c & LIT_UTF8_EXTRA_BYTE_MASK) != LIT_UTF8_EXTRA_BYTE_MARKER)
{
/* invalid continuation byte */
@@ -186,7 +186,7 @@ lit_is_cesu8_string_valid (const lit_utf8_byte_t *utf8_buf_p, /**< utf-8 string
}
return true;
} /* lit_is_cesu8_string_valid */
} /* lit_is_valid_cesu8_string */
/**
* Check if the code point is UTF-16 low surrogate