From e72e2705381558ff2347543ed21b853a1168858c Mon Sep 17 00:00:00 2001 From: inmarket Date: Fri, 7 Feb 2014 01:34:38 +1000 Subject: Add support for GFILEs based on BaseFileStreams and Memory Pointers --- src/gfile/inc_memfs.c | 41 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 src/gfile/inc_memfs.c (limited to 'src/gfile/inc_memfs.c') diff --git a/src/gfile/inc_memfs.c b/src/gfile/inc_memfs.c new file mode 100644 index 00000000..fee089ce --- /dev/null +++ b/src/gfile/inc_memfs.c @@ -0,0 +1,41 @@ +/* + * This file is subject to the terms of the GFX License. If a copy of + * the license was not distributed with this file, you can obtain one at: + * + * http://ugfx.org/license.html + */ + +/** + * This file is included by src/gfile/gfile.c + */ + +/******************************************************** + * The Memory pointer file-system VMT + ********************************************************/ + +#include + +static int MEMRead(GFILE *f, char *buf, int size); +static int MEMWrite(GFILE *f, char *buf, int size); +static bool_t MEMSetpos(GFILE *f, long int pos); + +static const GFILEVMT FsMemVMT = { + 0, // next + GFSFLG_SEEKABLE|GFSFLG_WRITEABLE, // flags + 0, // prefix + 0, 0, 0, 0, + 0, 0, MEMRead, MEMWrite, + MEMSetpos, 0, 0, +}; + +static int MEMRead(GFILE *f, char *buf, int size) { + memset(buf, ((char *)f->fd)+f->pos, size); + return size; +} +static int MEMWrite(GFILE *f, char *buf, int size) { + memset(((char *)f->fd)+f->pos, buf, size); + return size; +} +static bool_t MEMSetpos(GFILE *f, long int pos) { + return TRUE; +} -- cgit v1.2.3 From a86bab4a77ea6a4cd34e011c15535fc8da8a1ba6 Mon Sep 17 00:00:00 2001 From: inmarket Date: Fri, 7 Feb 2014 14:04:43 +1000 Subject: Updates to GFILE code --- src/gfile/inc_memfs.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) (limited to 'src/gfile/inc_memfs.c') diff --git a/src/gfile/inc_memfs.c b/src/gfile/inc_memfs.c index fee089ce..434150d8 100644 --- a/src/gfile/inc_memfs.c +++ b/src/gfile/inc_memfs.c @@ -15,8 +15,8 @@ #include -static int MEMRead(GFILE *f, char *buf, int size); -static int MEMWrite(GFILE *f, char *buf, int size); +static int MEMRead(GFILE *f, void *buf, int size); +static int MEMWrite(GFILE *f, const void *buf, int size); static bool_t MEMSetpos(GFILE *f, long int pos); static const GFILEVMT FsMemVMT = { @@ -28,14 +28,16 @@ static const GFILEVMT FsMemVMT = { MEMSetpos, 0, 0, }; -static int MEMRead(GFILE *f, char *buf, int size) { - memset(buf, ((char *)f->fd)+f->pos, size); +static int MEMRead(GFILE *f, void *buf, int size) { + memcpy(buf, ((char *)f->obj)+f->pos, size); return size; } -static int MEMWrite(GFILE *f, char *buf, int size) { - memset(((char *)f->fd)+f->pos, buf, size); +static int MEMWrite(GFILE *f, const void *buf, int size) { + memcpy(((char *)f->obj)+f->pos, buf, size); return size; } static bool_t MEMSetpos(GFILE *f, long int pos) { + (void) f; + (void) pos; return TRUE; } -- cgit v1.2.3