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// MIT License, Copyright (c) 2021 Marvin Borner
#include <assert.h>
#include <errno.h>
#include <libgui/msg.h>
#include <print.h>
#include <sys.h>
// TODO: Remove debug assertions?
res msg_connect_bus(const char *bus, u32 *conn)
{
res ret = io_control(IO_BUS, IOCTL_BUS_CONNECT_BUS, bus, conn);
assert(ret == EOK && *conn);
return EOK;
}
res msg_connect_conn(u32 conn)
{
res ret = io_control(IO_BUS, IOCTL_BUS_CONNECT_CONN, conn);
assert(ret == EOK);
return ret;
}
res msg_send(enum message_type type, void *data, u32 size)
{
assert(size >= sizeof(struct message_header));
struct message_header *header = data;
header->magic = MSG_MAGIC;
header->type = type;
res ret = io_write(IO_BUS, (u8 *)data + sizeof(struct bus_header), 0, size);
assert(ret >= EOK);
return ret;
}
res msg_receive(void *buf, u32 size)
{
res ret = io_read(IO_BUS, buf, 0, size);
struct message_header *header = buf;
if (header->magic == MSG_MAGIC)
return ret;
else
return -EINVAL;
}
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