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bson : check string length

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This commit is contained in:
Cloud Wu
2014-06-02 11:53:55 +08:00
parent cd0a1a495e
commit c130a93a91
1 changed files with 6 additions and 0 deletions
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6
lualib-src/lua-bson.c
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@@ -532,6 +532,9 @@ unpack_dict(lua_State *L, struct bson_reader *br, bool array) {
break; break;
case BSON_STRING: { case BSON_STRING: {
int sz = read_int32(L, &t); int sz = read_int32(L, &t);
if (sz == 0) {
luaL_error(L, "Invalid bson string , length = 0");
}
lua_pushlstring(L, read_bytes(L, &t, sz), sz-1); lua_pushlstring(L, read_bytes(L, &t, sz), sz-1);
break; break;
} }
@@ -804,6 +807,9 @@ lreplace(lua_State *L) {
write_int64(&b, i); write_int64(&b, i);
break; break;
} }
default:
luaL_error(L, "Can't replace type %d", type);
break;
} }
return 0; return 0;
} }