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ruby: fixes MessagePack_Unpacker_mark marks uninitialized map_key

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frsyuki 2009-12-10 04:32:33 +09:00
parent eb9e892491
commit 0ae1965f6b
1 changed files with 12 additions and 1 deletions
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13
ruby/unpack.c
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@ -127,6 +127,15 @@ static inline int template_callback_raw(unpack_user* u, const char* b, const cha
static VALUE cUnpacker;
static VALUE eUnpackError;
// FIXME slow operation
static void init_stack(msgpack_unpack_t* mp)
{
size_t i;
for(i=0; i < MSGPACK_MAX_STACK_SIZE; ++i) {
mp->stack[i].map_key = Qnil; /* GC */
}
}
static void MessagePack_Unpacker_free(void* data)
{
if(data) { free(data); }
@ -137,7 +146,7 @@ static void MessagePack_Unpacker_mark(msgpack_unpack_t *mp)
unsigned int i;
for(i=0; i < mp->top; ++i) {
rb_gc_mark(mp->stack[i].obj);
rb_gc_mark(mp->stack[i].map_key);
rb_gc_mark(mp->stack[i].map_key); /* maybe map_key is not initialized */
}
}
@ -154,6 +163,7 @@ static VALUE MessagePack_Unpacker_reset(VALUE self)
{
UNPACKER(self, mp);
template_init(mp);
init_stack(mp);
unpack_user u = {0, Qnil};
mp->user = u;
return self;
@ -281,6 +291,7 @@ static VALUE MessagePack_unpack_limit(VALUE self, VALUE data, VALUE limit)
msgpack_unpack_t mp;
template_init(&mp);
init_stack(&mp);
unpack_user u = {0, Qnil};
mp.user = u;