nvme-fabrics: enable option 'concat'

Enable the option 'concat' to start secure concatenation on TCP
connections.

Signed-off-by: Hannes Reinecke <hare@suse.de>

Author: hreinecke

Documentation/nvme-connect-all.txt

@@ -27,7 +27,7 @@ SYNOPSIS
 			[--nr-poll-queues=<#> | -P <#>]
 			[--queue-size=<#> | -Q <#>] [--keyring=<#>]
 			[--tls_key=<#>] [--hdr-digest | -g] [--data-digest | -G]
-			[--persistent | -p] [--tls] [--quiet | -S]
+			[--persistent | -p] [--tls] [--concat] [--quiet | -S]
 			[--dump-config | -O] [--nbft] [--no-nbft]
 			[--nbft-path=<STR>] [--context=<STR>]
 			[--output-format=<fmt> | -o <fmt>] [--verbose | -v]
@@ -186,6 +186,9 @@ OPTIONS
 --tls::
 	Enable TLS encryption (TCP).
 
+--concat::
+	Enable secure concatenation (TCP).
+
 -S::
 --quiet::
 	Suppress error messages.

Documentation/nvme-connect.txt

@@ -29,7 +29,7 @@ SYNOPSIS
 			[--keyring=<#>] [--tls_key=<#>]
 			[--duplicate-connect | -D] [--disable-sqflow | -d]
 			[--hdr-digest | -g] [--data-digest | -G] [--tls]
-			[--dump-config | -O] [--application=<id>]
+			[--concat] [--dump-config | -O] [--application=<id>]
 			[--output-format=<fmt> | -o <fmt>] [--verbose | -v]
 
 DESCRIPTION
@@ -176,6 +176,9 @@ OPTIONS
 --tls::
 	Enable TLS encryption (TCP).
 
+--concat::
+	Enable secure concatenation (TCP).
+
 -O::
 --dump-config::
 	Print out resulting JSON configuration file to stdout.

Documentation/nvme-discover.txt

@@ -27,7 +27,7 @@ SYNOPSIS
 			[--nr-poll-queues=<#> | -P <#>]
 			[--queue-size=<#> | -Q <#>] [--keyring=<#>]
 			[--tls_key=<#>] [--hdr-digest | -g] [--data-digest | -G]
-			[--persistent | -p] [--quiet | -S] [--tls]
+			[--persistent | -p] [--quiet | -S] [--tls] [--concat]
 			[--dump-config | -O] [--output-format=<fmt> | -o <fmt>]
 			[--force] [--nbft] [--no-nbft] [--nbft-path=<STR>]
 			[--context=<STR>]
@@ -206,6 +206,9 @@ OPTIONS
 --tls::
 	Enable TLS encryption (TCP).
 
+--concat::
+	Enable secure concatenation (TCP).
+
 -S::
 --quiet::
 	Suppress already connected errors.

fabrics.c

@@ -84,6 +84,7 @@ static const char *nvmf_disable_sqflow	= "disable controller sq flow control (de
 static const char *nvmf_hdr_digest	= "enable transport protocol header digest (TCP transport)";
 static const char *nvmf_data_digest	= "enable transport protocol data digest (TCP transport)";
 static const char *nvmf_tls		= "enable TLS";
+static const char *nvmf_concat		= "enable secure concatenation";
 static const char *nvmf_config_file	= "Use specified JSON configuration file or 'none' to disable";
 static const char *nvmf_context		= "execution context identification string";
 
@@ -113,6 +114,7 @@ static const char *nvmf_context		= "execution context identification string";
 		OPT_FLAG("hdr-digest",        'g', &c.hdr_digest,         nvmf_hdr_digest),      \
 		OPT_FLAG("data-digest",       'G', &c.data_digest,        nvmf_data_digest),     \
 		OPT_FLAG("tls",                 0, &c.tls,                nvmf_tls),             \
+		OPT_FLAG("concat",              0, &c.concat,             nvmf_concat),             \
 		__VA_ARGS__,                                                                     \
 		OPT_END()                                                                        \
 	}