diff options
Diffstat (limited to 'libhw_generic/net.c')
| -rw-r--r-- | libhw_generic/net.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/libhw_generic/net.c b/libhw_generic/net.c new file mode 100644 index 0000000..e2785ae --- /dev/null +++ b/libhw_generic/net.c @@ -0,0 +1,31 @@ +/* libhw_generic/net.c - Device-independent <libhw/generic/net.h> utilities + * + * Copyright (C) 2024 Luke T. Shumaker <lukeshu@lukeshu.com> + * SPDX-License-Identifier: AGPL-3.0-or-later + */ + +#include <libmisc/assert.h> + +#include <libhw/generic/net.h> + +#define NET_EOTHER 1 +#define NET_EARP_TIMEOUT 2 +#define NET_EACK_TIMEOUT 3 +#define NET_ERECV_TIMEOUT 4 +#define NET_ETHREAD 5 +#define NET_ECLOSED 6 +#define NET_EMSGSIZE 7 + +const char *net_strerror(int net_errno) { + switch (net_errno) { + case NET_EOTHER: return "unknown error"; + case NET_EARP_TIMEOUT: return "ARP timeout"; + case NET_EACK_TIMEOUT: return "TCP ACK timeout"; + case NET_ERECV_TIMEOUT: return "receive timeout"; + case NET_ETHREAD: return "thread error"; + case NET_ECLOSED: return "already closed"; + case NET_EMSGSIZE: return "message too long"; + default: + assert_notreached("invalid net_errno"); + } +} |