mirror of https://github.com/ipxe/ipxe.git
110 lines
2.2 KiB
C
110 lines
2.2 KiB
C
#include <stdint.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <vsprintf.h>
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#include <getopt.h>
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#include <gpxe/nvo.h>
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#include <gpxe/dhcp.h>
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#include <gpxe/settings.h>
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#include <gpxe/command.h>
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extern struct nvo_block *ugly_nvo_hack;
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static int show_exec ( int argc, char **argv ) {
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struct config_context dummy_context;
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char buf[256];
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int rc;
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if ( ! ugly_nvo_hack ) {
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printf ( "No non-volatile option storage available\n" );
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return 1;
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}
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if ( argc != 2 ) {
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printf ( "Syntax: %s <identifier>\n", argv[0] );
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return 1;
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}
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dummy_context.options = ugly_nvo_hack->options;
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if ( ( rc = show_setting ( &dummy_context, argv[1], buf,
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sizeof ( buf ) ) ) != 0 ) {
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printf ( "Could not find \"%s\": %s\n",
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argv[1], strerror ( -rc ) );
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return 1;
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}
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printf ( "%s = %s\n", argv[1], buf );
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return 0;
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}
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struct command show_command __command = {
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.name = "show",
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.exec = show_exec,
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};
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static int set_exec ( int argc, char **argv ) {
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struct config_context dummy_context;
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int rc;
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if ( ! ugly_nvo_hack ) {
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printf ( "No non-volatile option storage available\n" );
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return 1;
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}
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if ( argc != 3 ) {
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printf ( "Syntax: %s <identifier> <value>\n",
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argv[0] );
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return 1;
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}
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dummy_context.options = ugly_nvo_hack->options;
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if ( ( rc = set_setting ( &dummy_context, argv[1], argv[2] ) ) != 0 ) {
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printf ( "Could not set \"%s\"=\"%s\": %s\n",
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argv[1], argv[2], strerror ( -rc ) );
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return 1;
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}
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if ( nvo_save ( ugly_nvo_hack ) != 0 ) {
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printf ( "Could not save options to non-volatile storage\n" );
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return 1;
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}
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return 0;
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}
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struct command set_command __command = {
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.name = "set",
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.exec = set_exec,
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};
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static int clear_exec ( int argc, char **argv ) {
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struct config_context dummy_context;
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int rc;
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if ( ! ugly_nvo_hack ) {
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printf ( "No non-volatile option storage available\n" );
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return 1;
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}
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if ( argc != 2 ) {
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printf ( "Syntax: %s <identifier>\n",
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argv[0] );
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return 1;
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}
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dummy_context.options = ugly_nvo_hack->options;
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if ( ( rc = clear_setting ( &dummy_context, argv[1] ) ) != 0 ) {
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printf ( "Could not clear \"%s\": %s\n",
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argv[1], strerror ( -rc ) );
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return 1;
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}
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return 0;
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}
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struct command clear_command __command = {
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.name = "clear",
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.exec = clear_exec,
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};
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