diff options
Diffstat (limited to 'erts/emulator/beam/erl_nif.h')
-rw-r--r-- | erts/emulator/beam/erl_nif.h | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/erts/emulator/beam/erl_nif.h b/erts/emulator/beam/erl_nif.h index b0d5c39798..7fb447e4a8 100644 --- a/erts/emulator/beam/erl_nif.h +++ b/erts/emulator/beam/erl_nif.h @@ -50,9 +50,11 @@ ** 2.9: 18.2 enif_getenv ** 2.10: Time API ** 2.11: 19.0 enif_snprintf +** 2.12: 20.0 add enif_select, enif_open_resource_type_x +** 2.13: 20.1 add enif_ioq */ #define ERL_NIF_MAJOR_VERSION 2 -#define ERL_NIF_MINOR_VERSION 12 +#define ERL_NIF_MINOR_VERSION 13 /* * The emulator will refuse to load a nif-lib with a major version @@ -241,6 +243,28 @@ typedef enum { ERL_NIF_PHASH2 = 2 } ErlNifHash; +#define ERL_NIF_IOVEC_SIZE 16 + +typedef struct erl_nif_io_vec { + int iovcnt; /* length of vectors */ + size_t size; /* total size in bytes */ + SysIOVec *iov; + + /* internals (avert your eyes) */ + void **ref_bins; /* Binary[] */ + int flags; + + /* Used when stack allocating the io vec */ + SysIOVec small_iov[ERL_NIF_IOVEC_SIZE]; + void *small_ref_bin[ERL_NIF_IOVEC_SIZE]; +} ErlNifIOVec; + +typedef struct erts_io_queue ErlNifIOQueue; + +typedef enum { + ERL_NIF_IOQ_NORMAL = 1 +} ErlNifIOQueueOpts; + /* * Return values from enif_thread_type(). Negative values * reserved for specific types of non-scheduler threads. |