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00012 #include <netlink-local.h>
00013 #include <netlink/netlink.h>
00014
00015 static const char *errmsg[NLE_MAX+1] = {
00016 [NLE_SUCCESS] = "Success",
00017 [NLE_FAILURE] = "Unspecific failure",
00018 [NLE_INTR] = "Interrupted system call",
00019 [NLE_BAD_SOCK] = "Bad socket",
00020 [NLE_AGAIN] = "Try again",
00021 [NLE_NOMEM] = "Out of memory",
00022 [NLE_EXIST] = "Object exists",
00023 [NLE_INVAL] = "Invalid input data or parameter",
00024 [NLE_RANGE] = "Input data out of range",
00025 [NLE_MSGSIZE] = "Message size not sufficient",
00026 [NLE_OPNOTSUPP] = "Operation not supported",
00027 [NLE_AF_NOSUPPORT] = "Address family not supported",
00028 [NLE_OBJ_NOTFOUND] = "Object not found",
00029 [NLE_NOATTR] = "Attribute not available",
00030 [NLE_MISSING_ATTR] = "Missing attribute",
00031 [NLE_AF_MISMATCH] = "Address family mismatch",
00032 [NLE_SEQ_MISMATCH] = "Message sequence number mismatch",
00033 [NLE_MSG_OVERFLOW] = "Kernel reported message overflow",
00034 [NLE_MSG_TRUNC] = "Kernel reported truncated message",
00035 [NLE_NOADDR] = "Invalid address for specified address family",
00036 [NLE_SRCRT_NOSUPPORT] = "Source based routing not supported",
00037 [NLE_MSG_TOOSHORT] = "Netlink message is too short",
00038 [NLE_MSGTYPE_NOSUPPORT] = "Netlink message type is not supported",
00039 [NLE_OBJ_MISMATCH] = "Object type does not match cache",
00040 [NLE_NOCACHE] = "Unknown or invalid cache type",
00041 [NLE_BUSY] = "Object busy",
00042 [NLE_PROTO_MISMATCH] = "Protocol mismatch",
00043 [NLE_NOACCESS] = "No Access",
00044 [NLE_PERM] = "Operation not permitted",
00045 [NLE_PKTLOC_FILE] = "Unable to open packet location file",
00046 [NLE_PARSE_ERR] = "Unable to parse object",
00047 [NLE_NODEV] = "No such device",
00048 [NLE_IMMUTABLE] = "Immutable attribute",
00049 [NLE_DUMP_INTR] = "Dump inconsistency detected, interrupted",
00050 };
00051
00052
00053
00054
00055
00056 const char *nl_geterror(int error)
00057 {
00058 error = abs(error);
00059
00060 if (error > NLE_MAX)
00061 error = NLE_FAILURE;
00062
00063 return errmsg[error];
00064 }
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00075
00076 void nl_perror(int error, const char *s)
00077 {
00078 if (s && *s)
00079 fprintf(stderr, "%s: %s\n", s, nl_geterror(error));
00080 else
00081 fprintf(stderr, "%s\n", nl_geterror(error));
00082 }
00083
00084 int nl_syserr2nlerr(int error)
00085 {
00086 error = abs(error);
00087
00088 switch (error) {
00089 case EBADF: return NLE_BAD_SOCK;
00090 case EADDRINUSE: return NLE_EXIST;
00091 case EEXIST: return NLE_EXIST;
00092 case EADDRNOTAVAIL: return NLE_NOADDR;
00093 case ESRCH:
00094 case ENOENT: return NLE_OBJ_NOTFOUND;
00095 case EINTR: return NLE_INTR;
00096 case EAGAIN: return NLE_AGAIN;
00097 case ENOTSOCK: return NLE_BAD_SOCK;
00098 case ENOPROTOOPT: return NLE_INVAL;
00099 case EFAULT: return NLE_INVAL;
00100 case EACCES: return NLE_NOACCESS;
00101 case EINVAL: return NLE_INVAL;
00102 case ENOBUFS: return NLE_NOMEM;
00103 case ENOMEM: return NLE_NOMEM;
00104 case EAFNOSUPPORT: return NLE_AF_NOSUPPORT;
00105 case EPROTONOSUPPORT: return NLE_PROTO_MISMATCH;
00106 case EOPNOTSUPP: return NLE_OPNOTSUPP;
00107 case EPERM: return NLE_PERM;
00108 case EBUSY: return NLE_BUSY;
00109 case ERANGE: return NLE_RANGE;
00110 case ENODEV: return NLE_NODEV;
00111 default: return NLE_FAILURE;
00112 }
00113 }
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