text: /*-
   * Copyright (c) 2006 Verdens Gang AS
   * Copyright (c) 2006-2011 Varnish Software AS
   * All rights reserved.
   *
   * Author: Poul-Henning Kamp <phk@phk.freebsd.dk>
   *
   * SPDX-License-Identifier: BSD-2-Clause
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED.  IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   */
  
  #include "config.h"
  
  #include <stdlib.h>
  #include <string.h>
  
  #include "vcc_compile.h"
  
  /*--------------------------------------------------------------------*/
  
  void v_matchproto_(sym_wildcard_t)
  vcc_Var_Wildcard(struct vcc *tl, struct symbol *parent, struct symbol *sym)
  {
  	struct vsb *vsb;
  
  	assert(parent->type == HEADER);
  
  	if (strlen(sym->name) >= 127) {
  		VSB_printf(tl->sb, "HTTP header (%.20s..) is too long.\n",
  		    sym->name);
  		tl->err = 1;
  		return;
  	}
  
  	AN(sym);
  	sym->noref = 1;
  	sym->kind = SYM_VAR;
  	sym->type = parent->type;
  	sym->eval = vcc_Eval_Var;
  	sym->r_methods = parent->r_methods;
  	sym->w_methods = parent->w_methods;
  	sym->u_methods = parent->u_methods;
  
  	/* Create a C-name version of the header name */
  	vsb = VSB_new_auto();
  	AN(vsb);
  	VSB_printf(vsb, "&VGC_%s_", parent->rname);
  	VCC_PrintCName(vsb, sym->name, NULL);
  	AZ(VSB_finish(vsb));
  
  	/* Create the static identifier */
  	Fh(tl, 0, "static const struct gethdr_s %s =\n", VSB_data(vsb) + 1);
  	Fh(tl, 0, "    { %s, \"\\%03o%s:\"};\n",
  	    parent->rname, (unsigned int)strlen(sym->name) + 1, sym->name);
  
  	/* Create the symbol r/l values */
  	sym->rname = TlDup(tl, VSB_data(vsb));
  	VSB_clear(vsb);
  	VSB_printf(vsb, "VRT_SetHdr(ctx, %s,", sym->rname);
  	AZ(VSB_finish(vsb));
  	sym->lname = TlDup(tl, VSB_data(vsb));
  	VSB_clear(vsb);
  	VSB_printf(vsb, "VRT_SetHdr(ctx, %s, vrt_magic_string_unset)",
  	    sym->rname);
  	AZ(VSB_finish(vsb));
  	sym->uname = TlDup(tl, VSB_data(vsb));
  	VSB_destroy(&vsb);
  }
  