From 2c839a208413b88878ac56f138b5423bba893785 Mon Sep 17 00:00:00 2001
From: Mike Christie <michaelc@cs.wisc.edu>
Date: Sun, 30 Jan 2011 22:49:56 -0600
Subject: iscsi tools: fix iscsiadm exit codes

iscsiadm/iscsistart return a mix of type of returns codes.
Sometimes -1 and sometimes a EXYZ type of error code. This
patch has them return a ISCSI_ERR value.

See iscsiadm man page EXIT STATUS section for error
code definitions.
---
 include/iscsi_err.h | 63 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 include/iscsi_err.h

(limited to 'include')

diff --git a/include/iscsi_err.h b/include/iscsi_err.h
new file mode 100644
index 0000000..c54edee
--- /dev/null
+++ b/include/iscsi_err.h
@@ -0,0 +1,63 @@
+/*
+ * Return codes used by iSCSI tools.
+ */
+#ifndef _ISCSI_ERR_
+#define _ISCSI_ERR_
+
+enum {
+	ISCSI_SUCCESS			= 0,
+	/* Generic error */
+	ISCSI_ERR			= 1,
+	/* session could not be found */
+	ISCSI_ERR_SESS_NOT_FOUND	= 2,
+	/* Could not allocate resource for operation */
+	ISCSI_ERR_NOMEM			= 3,
+	/* Transport error caused operation to fail */
+	ISCSI_ERR_TRANS			= 4,
+	/* Generic login failure */
+	ISCSI_ERR_LOGIN			= 5,
+	/* Error accessing/managing iSCSI DB */
+	ISCSI_ERR_IDBM			= 6,
+	/* Invalid argument */
+	ISCSI_ERR_INVAL			= 7,
+	/* Connection timer exired while trying to connect */
+	ISCSI_ERR_TRANS_TIMEOUT		= 8,
+	/* Generic internal iscsid failure */
+	ISCSI_ERR_INTERNAL		= 9,
+	/* Logout failed */
+	ISCSI_ERR_LOGOUT		= 10,
+	/* iSCSI PDU timedout */
+	ISCSI_ERR_PDU_TIMEOUT		= 11,
+	/* iSCSI transport module not loaded in kernel or iscsid */
+	ISCSI_ERR_TRANS_NOT_FOUND	= 12,
+	/* Permission denied */
+	ISCSI_ERR_ACCESS		= 13,
+	/* Transport module did not support operation */
+	ISCSI_ERR_TRANS_CAPS		= 14,
+	/* Session is logged in */
+	ISCSI_ERR_SESS_EXISTS		= 15,
+	/* Invalid IPC MGMT request */
+	ISCSI_ERR_INVALID_MGMT_REQ	= 16,
+	/* iSNS service is not supported */
+	ISCSI_ERR_ISNS_UNAVAILABLE	= 17,
+	/* A read/write to iscsid failed */
+	ISCSI_ERR_ISCSID_COMM_ERR	= 18,
+	/* Fatal login error */
+	ISCSI_ERR_FATAL_LOGIN		= 19,
+	/* Could ont connect to iscsid */
+	ISCSI_ERR_ISCSID_NOTCONN	= 20,
+	/* No records/targets/sessions/portals found to execute operation on */
+	ISCSI_ERR_NO_OBJS_FOUND		= 21,
+	/* Could not lookup object in sysfs */
+	ISCSI_ERR_SYSFS_LOOKUP		= 22,
+	/* Could not lookup host */
+	ISCSI_ERR_HOST_NOT_FOUND	= 23,
+
+	/* Always last. Indicates end of error code space */
+	ISCSI_MAX_ERR_VAL,
+} iscsi_err;
+
+extern void iscsi_err_print_msg(int err);
+extern char *iscsi_err_to_str(int err);
+
+#endif
-- 
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