128 lines
3.9 KiB
C
128 lines
3.9 KiB
C
/*
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* YASM module loader
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*
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* Copyright (C) 2004-2007 Peter Johnson
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND OTHER CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR OTHER CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <util.h>
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/*@unused@*/ RCSID("$Id: module.in 2080 2008-04-30 04:40:29Z peter $");
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#include <libyasm.h>
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typedef struct loaded_module {
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const char *keyword; /* module keyword */
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void *data; /* associated data */
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} loaded_module;
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static HAMT *loaded_modules[] = {NULL, NULL, NULL, NULL, NULL, NULL};
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static void
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load_module_destroy(/*@only@*/ void *data)
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{
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/* do nothing */
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}
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void *
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yasm_load_module(yasm_module_type type, const char *keyword)
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{
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if (!loaded_modules[type])
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return NULL;
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return HAMT_search(loaded_modules[type], keyword);
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}
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void
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yasm_register_module(yasm_module_type type, const char *keyword, void *data)
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{
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int replace = 1;
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assert(type < sizeof(loaded_modules));
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if (!loaded_modules[type])
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loaded_modules[type] = HAMT_create(0, yasm_internal_error_);
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HAMT_insert(loaded_modules[type], keyword, data, &replace,
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load_module_destroy);
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}
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typedef struct {
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yasm_module_type type;
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void (*printfunc) (const char *name, const char *keyword);
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} list_one_data;
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static int
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yasm_list_one_module(void *node, void *d)
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{
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list_one_data *data = (list_one_data *)d;
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yasm_arch_module *arch;
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yasm_dbgfmt_module *dbgfmt;
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yasm_objfmt_module *objfmt;
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yasm_listfmt_module *listfmt;
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yasm_parser_module *parser;
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yasm_preproc_module *preproc;
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switch (data->type) {
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case YASM_MODULE_ARCH:
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arch = node;
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data->printfunc(arch->name, arch->keyword);
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break;
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case YASM_MODULE_DBGFMT:
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dbgfmt = node;
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data->printfunc(dbgfmt->name, dbgfmt->keyword);
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break;
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case YASM_MODULE_OBJFMT:
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objfmt = node;
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data->printfunc(objfmt->name, objfmt->keyword);
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break;
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case YASM_MODULE_LISTFMT:
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listfmt = node;
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data->printfunc(listfmt->name, listfmt->keyword);
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break;
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case YASM_MODULE_PARSER:
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parser = node;
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data->printfunc(parser->name, parser->keyword);
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break;
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case YASM_MODULE_PREPROC:
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preproc = node;
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data->printfunc(preproc->name, preproc->keyword);
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break;
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}
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return 0;
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}
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void
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yasm_list_modules(yasm_module_type type,
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void (*printfunc) (const char *name, const char *keyword))
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{
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list_one_data data;
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/* Go through available list, and try to load each one */
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if (!loaded_modules[type])
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return;
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data.type = type;
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data.printfunc = printfunc;
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HAMT_traverse(loaded_modules[type], &data, yasm_list_one_module);
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}
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