mirror of https://github.com/ipxe/ipxe.git
[fc] Use generic option-parsing library
Total saving: 111 bytes. Signed-off-by: Michael Brown <mcb30@ipxe.org>pull/1/head
Michael Brown
parent
ee53e69bab
commit
59980a6176
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@ -19,11 +19,13 @@
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FILE_LICENCE ( GPL2_OR_LATER );
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#include <stdio.h>
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#include <errno.h>
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#include <getopt.h>
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#include <strings.h>
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#include <ipxe/fc.h>
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#include <ipxe/fcels.h>
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#include <ipxe/command.h>
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#include <ipxe/parseopt.h>
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#include <ipxe/tables.h>
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#include <usr/fcmgmt.h>
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@ -33,36 +35,96 @@ FILE_LICENCE ( GPL2_OR_LATER );
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*
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*/
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static void fcstat_syntax ( char **argv ) {
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printf ( "Usage:\n %s\n", argv[0] );
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/**
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* Parse Fibre Channel port name
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*
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* @v text Text
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* @ret port Fibre Channel port
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* @ret rc Return status code
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*/
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static int parse_fc_port ( const char *text, struct fc_port **port ) {
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/* Sanity check */
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assert ( text != NULL );
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/* Find Fibre Channel port */
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*port = fc_port_find ( text );
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if ( ! *port ) {
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printf ( "\"%s\": no such port\n", text );
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return -ENODEV;
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}
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return 0;
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}
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/**
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* Parse Fibre Channel port ID
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*
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* @v text Text
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* @ret port_id Fibre Channel port ID
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* @ret rc Return status code
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*/
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static int parse_fc_port_id ( const char *text, struct fc_port_id *port_id ) {
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int rc;
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/* Sanity check */
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assert ( text != NULL );
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/* Parse port ID */
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if ( ( rc = fc_id_aton ( text, port_id ) ) != 0 ) {
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printf ( "\"%s\": invalid port ID\n", text );
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return -EINVAL;
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}
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return 0;
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}
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/**
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* Parse Fibre Channel ELS handler name
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*
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* @v text Text
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* @ret handler Fibre Channel ELS handler
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* @ret rc Return status code
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*/
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static int parse_fc_els_handler ( const char *text,
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struct fc_els_handler **handler ) {
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for_each_table_entry ( (*handler), FC_ELS_HANDLERS ) {
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if ( strcasecmp ( (*handler)->name, text ) == 0 )
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return 0;
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}
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printf ( "\"%s\": unrecognised ELS\n", text );
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return -ENOENT;
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}
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/** "fcstat" options */
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struct fcstat_options {};
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/** "fcstat" option list */
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static struct option_descriptor fcstat_opts[] = {};
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/** "fcstat" command descriptor */
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static struct command_descriptor fcstat_cmd =
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COMMAND_DESC ( struct fcstat_options, fcstat_opts, 0, 0,
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"", "" );
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/**
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* The "fcstat" command
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*
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* @v argc Argument count
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* @v argv Argument list
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* @ret rc Return status code
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*/
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static int fcstat_exec ( int argc, char **argv ) {
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static struct option fcstat_opts[] = {
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{ "help", 0, NULL, 'h' },
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{ NULL, 0, NULL, 0 },
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};
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struct fcstat_options opts;
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struct fc_port *port;
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struct fc_peer *peer;
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int c;
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int rc;
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/* Parse options */
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while ( ( c = getopt_long ( argc, argv, "h", fcstat_opts,
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NULL ) ) >= 0 ) {
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switch ( c ) {
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case 'h':
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/* Display help text */
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default:
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/* Unrecognised/invalid option */
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fcstat_syntax ( argv );
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return 1;
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}
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}
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if ( optind != argc ) {
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fcstat_syntax ( argv );
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return 1;
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}
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if ( ( rc = parse_options ( argc, argv, &fcstat_cmd, &opts ) ) != 0 )
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return rc;
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list_for_each_entry ( port, &fc_ports, list )
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fcportstat ( port );
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@ -72,105 +134,72 @@ static int fcstat_exec ( int argc, char **argv ) {
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return 0;
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}
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static void fcels_syntax ( char **argv ) {
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printf ( "Usage:\n %s [--port <port>] [--id <peer port id>]"
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" <command>\n", argv[0] );
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}
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static struct fc_els_handler * fcels_find_handler ( const char *name ) {
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struct fc_els_handler *handler;
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for_each_table_entry ( handler, FC_ELS_HANDLERS ) {
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if ( strcasecmp ( handler->name, name ) == 0 )
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return handler;
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}
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return NULL;
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}
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static int fcels_exec ( int argc, char **argv ) {
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static struct option fcels_opts[] = {
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{ "help", 0, NULL, 'h' },
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{ "port", required_argument, NULL, 'p' },
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{ "id", required_argument, NULL, 'i' },
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{ NULL, 0, NULL, 0 },
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};
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const char *handler_text;
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const char *port_text = NULL;
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const char *id_text = NULL;
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struct fc_els_handler *handler;
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/** "fcels" options */
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struct fcels_options {
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/** Fibre Channel port */
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struct fc_port *port;
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struct fc_port_id id_buf;
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/** Fibre Channel peer port ID */
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struct fc_port_id peer_port_id;
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};
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/** "fcels" option list */
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static struct option_descriptor fcels_opts[] = {
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OPTION_DESC ( "port", 'p', required_argument,
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struct fcels_options, port, parse_fc_port ),
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OPTION_DESC ( "id", 'i', required_argument,
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struct fcels_options, peer_port_id, parse_fc_port_id ),
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};
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/** "fcels" command descriptor */
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static struct command_descriptor fcels_cmd =
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COMMAND_DESC ( struct fcels_options, fcels_opts, 1, 1,
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"[--port <port>] [--id <peer_port_id>] <command>", "" );
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/**
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* The "fcels" command
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*
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* @v argc Argument count
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* @v argv Argument list
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* @ret rc Return status code
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*/
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static int fcels_exec ( int argc, char **argv ) {
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struct fcels_options opts;
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struct fc_els_handler *handler;
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struct fc_port_id *id;
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int c;
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int rc;
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/* Parse options */
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while ( ( c = getopt_long ( argc, argv, "hp:i:", fcels_opts,
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NULL ) ) >= 0 ) {
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switch ( c ) {
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case 'p':
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port_text = optarg;
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break;
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case 'i':
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id_text = optarg;
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break;
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case 'h':
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/* Display help text */
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default:
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/* Unrecognised/invalid option */
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fcels_syntax ( argv );
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return 1;
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}
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}
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if ( ( rc = parse_options ( argc, argv, &fcels_cmd, &opts ) ) != 0 )
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return rc;
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/* Identify ELS */
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if ( optind != ( argc - 1 ) ) {
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fcels_syntax ( argv );
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return 1;
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}
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handler_text = argv[optind];
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handler = fcels_find_handler ( handler_text );
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if ( ! handler ) {
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printf ( "%s: unrecognised ELS\n", handler_text );
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return 1;
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}
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/* Parse ELS handler */
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if ( ( rc = parse_fc_els_handler ( argv[optind], &handler ) ) != 0 )
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return rc;
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/* Identify port */
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if ( port_text ) {
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/* Use specified port */
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port = fc_port_find ( port_text );
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if ( ! port ) {
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printf ( "%s: no such port\n", port_text );
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return 1;
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}
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} else {
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/* Use first port */
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port = list_first_entry ( &fc_ports, struct fc_port, list );
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if ( ! port ) {
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/* Use first port if no port specified */
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if ( ! opts.port ) {
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opts.port = list_first_entry ( &fc_ports, struct fc_port,
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list );
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if ( ! opts.port ) {
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printf ( "No ports\n" );
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return 1;
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return -ENODEV;
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}
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}
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assert ( port != NULL );
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/* Identify port ID */
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if ( id_text ) {
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if ( fc_id_aton ( id_text, &id_buf ) != 0 ) {
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printf ( "%s: invalid port ID\n", id_text );
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return 1;
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}
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id = &id_buf;
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} else {
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if ( fc_link_ok ( &port->link ) &&
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! ( port->flags & FC_PORT_HAS_FABRIC ) ) {
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id = &port->ptp_link_port_id;
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/* Use link peer port ID if no peer port ID specified */
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id = &opts.peer_port_id;
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if ( memcmp ( id, &fc_empty_port_id, sizeof ( *id ) ) == 0 ) {
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if ( fc_link_ok ( &opts.port->link ) &&
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! ( opts.port->flags & FC_PORT_HAS_FABRIC ) ) {
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id = &opts.port->ptp_link_port_id;
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} else {
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id = &fc_f_port_id;
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}
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}
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assert ( id != NULL );
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if ( fcels ( port, id, handler ) != 0 )
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return 1;
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/** Issue ELS */
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if ( ( rc = fcels ( opts.port, id, handler ) ) != 0 )
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return rc;
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return 0;
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}
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@ -230,6 +230,7 @@ FILE_LICENCE ( GPL2_OR_LATER );
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#define ERRFILE_lotest ( ERRFILE_OTHER | 0x001b0000 )
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#define ERRFILE_config_cmd ( ERRFILE_OTHER | 0x001c0000 )
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#define ERRFILE_ifmgmt_cmd ( ERRFILE_OTHER | 0x001d0000 )
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#define ERRFILE_fcmgmt_cmd ( ERRFILE_OTHER | 0x001e0000 )
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/** @} */
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