/*- * Copyright (c) 2020, Ryan Moeller * * 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 THE 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. * * $FreeBSD$ */ {# THIS IS A TEMPLATE PROCESSED BY lib/libifconfig/sfp.lua #} #include #include struct sfp_enum_metadata { int value; /* numeric discriminant value */ const char *symbol; /* symbolic name */ const char *description; /* brief description */ const char *display; /* shortened display name */ }; const struct sfp_enum_metadata * find_metadata(const struct sfp_enum_metadata *table, int value) { while (table->value != value && table->symbol != NULL) ++table; return (table->symbol != NULL ? table : NULL); } {% for _, ent in ipairs(enums) do if type(ent) == "string" then %} /* * {*ent*} */ {% else local enum = ent local name = "sfp_"..enum.name local sym, desc, disp %} static const struct sfp_enum_metadata {*name*}_table_[] = { {% for _, item in ipairs(enum.values) do _, sym, desc, disp = table.unpack(item) local symbol = string.upper(name).."_"..sym %} { .value = {*symbol*}, .symbol = "{*symbol*}", .description = "{*desc*}", {% if disp then %} .display = "{*disp*}", {% end %} }, {% end %} {0} }; const struct sfp_enum_metadata *{*name*}_table = {*name*}_table_; const char * ifconfig_{*name*}_symbol(enum {*name*} v) { const struct sfp_enum_metadata *metadata; if ((metadata = find_metadata({*name*}_table, v)) == NULL) return (NULL); return (metadata->symbol); } const char * ifconfig_{*name*}_description(enum {*name*} v) { const struct sfp_enum_metadata *metadata; if ((metadata = find_metadata({*name*}_table, v)) == NULL) return (NULL); return (metadata->description); } {% if disp then %} const char * ifconfig_{*name*}_display(enum {*name*} v) { const struct sfp_enum_metadata *metadata; if ((metadata = find_metadata({*name*}_table, v)) == NULL) return (NULL); return (metadata->display); } {% end end end %}