C++ (Cpp) bson_read示例

示例#1

文件： test-json.c 项目： aksaharan/libbson

static void
test_bson_as_json_stack_overflow (void)
{
   uint8_t *buf;
   bson_t b;
   size_t buflen = 1024 * 1024 * 17;
   char *str;
   int fd;
   ssize_t r;

   buf = bson_malloc0(buflen);

   fd = bson_open(BINARY_DIR"/stackoverflow.bson", O_RDONLY);
   BSON_ASSERT(-1 != fd);

   r = bson_read(fd, buf, buflen);
   BSON_ASSERT(r == 16777220);

   r = bson_init_static(&b, buf, 16777220);
   BSON_ASSERT(r);

   str = bson_as_json(&b, NULL);
   BSON_ASSERT(str);

   r = !!strstr(str, "...");
   BSON_ASSERT(str);

   bson_free(str);
   bson_destroy(&b);
   bson_free(buf);
}

示例#2

文件： test-json.c 项目： aksaharan/libbson

static void
test_bson_corrupt_binary (void)
{
   uint8_t *buf;
   bson_t b;
   size_t buflen = 1024;
   char *str;
   int fd;
   ssize_t r;

   buf = bson_malloc0(buflen);

   fd = bson_open(BINARY_DIR"/test57.bson", O_RDONLY);
   BSON_ASSERT(-1 != fd);

   r = bson_read(fd, buf, buflen);
   BSON_ASSERT(r == 26);

   r = bson_init_static(&b, buf, (uint32_t)r);
   BSON_ASSERT(r);

   str = bson_as_json(&b, NULL);
   BSON_ASSERT(!str);

   bson_destroy(&b);
   bson_free(buf);
}

示例#3

文件： test-iter.c 项目： Cabriter/abelkhan

static bson_t *
get_bson (const char *filename)
{
   uint8_t buf[4096];
   bson_t *b;
   ssize_t len;
   int fd;

   if (-1 == (fd = bson_open(filename, O_RDONLY))) {
      fprintf(stderr, "Failed to open: %s\n", filename);
      abort();
   }
   if ((len = bson_read(fd, buf, sizeof buf)) < 0) {
      fprintf(stderr, "Failed to read: %s\n", filename);
      abort();
   }
   assert(len > 0);
   b = bson_new_from_data(buf, (uint32_t)len);
   bson_close(fd);

   return b;
}

示例#4

文件： test-reader.c 项目： 3rduncle/libbson

static ssize_t
test_reader_from_handle_read(void * handle, void * buf, size_t len)
{
   return bson_read(*(int *)handle, buf, len);
}