diff options
Diffstat (limited to 'erts/emulator/beam/erl_drv_nif.h')
| -rw-r--r-- | erts/emulator/beam/erl_drv_nif.h | 46 |
1 files changed, 37 insertions, 9 deletions
diff --git a/erts/emulator/beam/erl_drv_nif.h b/erts/emulator/beam/erl_drv_nif.h index 6ec5fbb895..31b4817fb1 100644 --- a/erts/emulator/beam/erl_drv_nif.h +++ b/erts/emulator/beam/erl_drv_nif.h @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2010-2016. All Rights Reserved. + * Copyright Ericsson AB 2010-2017. All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. @@ -49,6 +49,21 @@ typedef enum { ERL_DIRTY_JOB_IO_BOUND = 2 } ErlDirtyJobFlags; +/* Values for enif_select AND mode arg for driver_select() */ +enum ErlNifSelectFlags { + ERL_NIF_SELECT_READ = (1 << 0), + ERL_NIF_SELECT_WRITE = (1 << 1), + ERL_NIF_SELECT_STOP = (1 << 2) +}; + +/* + * A driver monitor + */ +typedef struct { + unsigned char data[sizeof(void *)*4]; +} ErlDrvMonitor; + + #ifdef SIZEOF_CHAR # define SIZEOF_CHAR_SAVED__ SIZEOF_CHAR # undef SIZEOF_CHAR @@ -69,10 +84,6 @@ typedef enum { # define SIZEOF_LONG_LONG_SAVED__ SIZEOF_LONG_LONG # undef SIZEOF_LONG_LONG #endif -#ifdef HALFWORD_HEAP_EMULATOR -# define HALFWORD_HEAP_EMULATOR_SAVED__ HALFWORD_HEAP_EMULATOR -# undef HALFWORD_HEAP_EMULATOR -#endif #include "erl_int_sizes_config.h" #if defined(SIZEOF_CHAR_SAVED__) && SIZEOF_CHAR_SAVED__ != SIZEOF_CHAR # error SIZEOF_CHAR mismatch @@ -133,8 +144,25 @@ typedef signed int ErlNapiSInt; #define ERTS_NAPI_USEC__ 2 #define ERTS_NAPI_NSEC__ 3 -#endif /* __ERL_DRV_NIF_H__ */ - - - +#if (defined(__WIN32__) || defined(_WIN32) || defined(_WIN32_)) +/* + * This structure can be cast to a WSABUF structure. + */ +typedef struct _SysIOVec { + unsigned long iov_len; + char* iov_base; +} SysIOVec; +#else /* Unix */ +# include <sys/types.h> +# ifdef HAVE_SYS_UIO_H +# include <sys/uio.h> +typedef struct iovec SysIOVec; +# else +typedef struct { + char* iov_base; + size_t iov_len; +} SysIOVec; +# endif +#endif +#endif /* __ERL_DRV_NIF_H__ */ |