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#include <bh/io.h>
typedef struct bh_file_s
{
int implement;
int me;
} bh_file_t;
static int file_info(bh_file_t *file,
size_t *size,
const char **name);
static int file_init(bh_file_t *file,
const char *path);
static int file_destroy(bh_file_t *file);
static int file_open(bh_file_t *file,
int *mode);
static int file_close(bh_file_t *file);
static int file_read(bh_file_t *file,
char *data,
size_t *size);
static int file_write(bh_file_t *file,
const char *data,
size_t *size);
static int file_peek(bh_file_t* file,
char *data,
size_t *size);
static int file_flush(bh_file_t *file);
static int file_seek(bh_file_t *file,
int64_t *pos,
int *dir);
static int file_tell(bh_file_t *file,
int64_t *pos);
static int file_size(bh_file_t *file,
int64_t *size);
static int file_flags(bh_file_t *file);
static int file_clear(bh_file_t *file);
static int file_info(bh_file_t *file,
size_t *size,
const char **name)
{
static const char classname[] = BH_FILE_CLASSNAME;
if (size)
*size = sizeof(*file);
if (name)
*name = classname;
return BH_NOIMPL;
}
static int file_init(bh_file_t *file,
const char *path)
{
return BH_NOIMPL;
}
static int file_destroy(bh_file_t *file)
{
return BH_NOIMPL;
}
static int file_open(bh_file_t *file,
int *mode)
{
return BH_NOIMPL;
}
static int file_close(bh_file_t *file)
{
return BH_NOIMPL;
}
static int file_read(bh_file_t *file,
char *data,
size_t *size)
{
return BH_NOIMPL;
}
static int file_write(bh_file_t *file,
const char *data,
size_t *size)
{
return BH_NOIMPL;
}
static int file_peek(bh_file_t *file,
char *data,
size_t *size)
{
return BH_NOIMPL;
}
static int file_flush(bh_file_t *file)
{
return BH_NOIMPL;
}
static int file_seek(bh_file_t *file,
int64_t *pos,
int *dir)
{
return BH_NOIMPL;
}
static int file_tell(bh_file_t *file,
int64_t *pos)
{
return BH_NOIMPL;
}
static int file_size(bh_file_t *file,
int64_t *size)
{
return BH_NOIMPL;
}
static int file_flags(bh_file_t *file)
{
return BH_IO_FLAG_ERROR;
}
static int file_clear(bh_file_t *file)
{
return BH_NOIMPL;
}
static int file_proc(bh_file_t *file,
int type,
void *arg1,
void *arg2)
{
switch (type)
{
case BH_IO_INFO_CB: return file_info(file, (size_t *)arg1, (const char **)arg2);
case BH_IO_INIT_CB: return file_init(file, (const char *)arg1);
case BH_IO_DESTROY_CB: return file_destroy(file);
case BH_IO_OPEN_CB: return file_open(file, (int *)arg1);
case BH_IO_CLOSE_CB: return file_close(file);
case BH_IO_READ_CB: return file_read(file, (char *)arg1, (size_t *)arg2);
case BH_IO_WRITE_CB: return file_write(file, (const char *)arg1, (size_t *)arg2);
case BH_IO_PEEK_CB: return file_peek(file, (char *)arg1, (size_t *)arg2);
case BH_IO_FLUSH_CB: return file_flush(file);
case BH_IO_SEEK_CB: return file_seek(file, (int64_t *)arg1, (int *)arg2);
case BH_IO_TELL_CB: return file_tell(file, (int64_t *)arg1);
case BH_IO_SIZE_CB: return file_size(file, (int64_t *)arg1);
case BH_IO_FLAGS_CB: return file_flags(file);
case BH_IO_CLEAR_CB: return file_clear(file);
default: return BH_NOIMPL;
}
}
bh_io_t *bh_file_new(const char *path)
{
return bh_io_new((bh_io_func_t)file_proc, (void *)path);
}
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