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Merge pull request #6576 

e938122 Stop parsing JSON after first finished construct. (Daniel Kraft)
This commit is contained in:
Wladimir J. van der Laan 2015-08-24 13:37:43 +02:00
parent 561f8af450 e938122b7b
commit da9beb288d
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GPG Key ID: 74810B012346C9A6
2 changed files with 23 additions and 6 deletions
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15
src/test/univalue_tests.cpp
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@ -314,6 +314,21 @@ BOOST_AUTO_TEST_CASE(univalue_readwrite)
BOOST_CHECK(obj["key3"].isObject());
BOOST_CHECK_EQUAL(strJson1, v.write());
/* Check for (correctly reporting) a parsing error if the initial
JSON construct is followed by more stuff. Note that whitespace
is, of course, exempt. */
BOOST_CHECK(v.read(" {}\n "));
BOOST_CHECK(v.isObject());
BOOST_CHECK(v.read(" []\n "));
BOOST_CHECK(v.isArray());
BOOST_CHECK(!v.read("@{}"));
BOOST_CHECK(!v.read("{} garbage"));
BOOST_CHECK(!v.read("[]{}"));
BOOST_CHECK(!v.read("{}[]"));
BOOST_CHECK(!v.read("{} 42"));
}
BOOST_AUTO_TEST_SUITE_END()

14
src/univalue/univalue_read.cpp
View File

@ -244,16 +244,16 @@ bool UniValue::read(const char *raw)
bool expectColon = false;
vector<UniValue*> stack;
string tokenVal;
unsigned int consumed;
enum jtokentype tok = JTOK_NONE;
enum jtokentype last_tok = JTOK_NONE;
while (1) {
do {
last_tok = tok;
string tokenVal;
unsigned int consumed;
tok = getJsonToken(tokenVal, consumed, raw);
if (tok == JTOK_NONE || tok == JTOK_ERR)
break;
return false;
raw += consumed;
switch (tok) {
@ -377,9 +377,11 @@ bool UniValue::read(const char *raw)
default:
return false;
}
}
} while (!stack.empty ());
if (stack.size() != 0)
/* Check that nothing follows the initial construct (parsed above). */
tok = getJsonToken(tokenVal, consumed, raw);
if (tok != JTOK_NONE)
return false;
return true;