diff options
Diffstat (limited to 'erts/emulator/drivers/common/zlib_drv.c')
-rw-r--r-- | erts/emulator/drivers/common/zlib_drv.c | 29 |
1 files changed, 19 insertions, 10 deletions
diff --git a/erts/emulator/drivers/common/zlib_drv.c b/erts/emulator/drivers/common/zlib_drv.c index f50899a730..60394b610b 100644 --- a/erts/emulator/drivers/common/zlib_drv.c +++ b/erts/emulator/drivers/common/zlib_drv.c @@ -1,7 +1,7 @@ /* * %CopyrightBegin% * - * Copyright Ericsson AB 2003-2010. All Rights Reserved. + * Copyright Ericsson AB 2003-2012. All Rights Reserved. * * The contents of this file are subject to the Erlang Public License, * Version 1.1, (the "License"); you may not use this file except in @@ -64,8 +64,9 @@ static int zlib_init(void); static ErlDrvData zlib_start(ErlDrvPort port, char* buf); static void zlib_stop(ErlDrvData e); -static int zlib_ctl(ErlDrvData drv_data, unsigned int command, char *buf, - int len, char **rbuf, int rlen); +static void zlib_flush(ErlDrvData e); +static ErlDrvSSizeT zlib_ctl(ErlDrvData drv_data, unsigned int command, char *buf, + ErlDrvSizeT len, char **rbuf, ErlDrvSizeT rlen); static void zlib_outputv(ErlDrvData drv_data, ErlIOVec *ev); ErlDrvEntry zlib_driver_entry = { @@ -82,7 +83,7 @@ ErlDrvEntry zlib_driver_entry = { NULL, /* timeout */ zlib_outputv, NULL, /* read_async */ - NULL, /* flush */ + zlib_flush, NULL, /* call */ NULL, /* event */ ERL_DRV_EXTENDED_MARKER, @@ -162,12 +163,12 @@ static char* zlib_reason(int code, int* err) } -static int zlib_return(int code, char** rbuf, int rlen) +static ErlDrvSSizeT zlib_return(int code, char** rbuf, ErlDrvSizeT rlen) { int msg_code = 0; /* 0=ok, 1=error */ char* dst = *rbuf; char* src; - int len = 0; + ErlDrvSizeT len = 0; src = zlib_reason(code, &msg_code); *dst++ = msg_code; @@ -182,7 +183,8 @@ static int zlib_return(int code, char** rbuf, int rlen) return len; } -static int zlib_value2(int msg_code, int value, char** rbuf, int rlen) +static ErlDrvSSizeT zlib_value2(int msg_code, int value, + char** rbuf, ErlDrvSizeT rlen) { char* dst = *rbuf; @@ -197,7 +199,7 @@ static int zlib_value2(int msg_code, int value, char** rbuf, int rlen) return 5; } -static int zlib_value(int value, char** rbuf, int rlen) +static ErlDrvSSizeT zlib_value(int value, char** rbuf, ErlDrvSizeT rlen) { return zlib_value2(2, value, rbuf, rlen); } @@ -409,8 +411,15 @@ static void zlib_stop(ErlDrvData e) driver_free(d); } -static int zlib_ctl(ErlDrvData drv_data, unsigned int command, char *buf, - int len, char **rbuf, int rlen) +static void zlib_flush(ErlDrvData drv_data) +{ + ZLibData* d = (ZLibData*) drv_data; + + driver_deq(d->port, driver_sizeq(d->port)); +} + +static ErlDrvSSizeT zlib_ctl(ErlDrvData drv_data, unsigned int command, char *buf, + ErlDrvSizeT len, char **rbuf, ErlDrvSizeT rlen) { ZLibData* d = (ZLibData*)drv_data; int res; |