+++ /dev/null
-/*
- * Mesa 3-D graphics library
- *
- * Copyright (C) 2010 LunarG Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- *
- * Authors:
- * Chia-I Wu <olv@lunarg.com>
- */
-
-#include <stdlib.h>
-#include <string.h>
-
-#include "u_current.h"
-#include "mapi.h"
-#include "stub.h"
-#include "table.h"
-
-/* dynamic stubs will run out before this array */
-static const struct mapi_stub *mapi_stub_map[MAPI_TABLE_NUM_SLOTS];
-static int mapi_num_stubs;
-
-static const struct mapi_stub *
-get_stub(const char *name, const struct mapi_stub *alias)
-{
- const struct mapi_stub *stub;
-
- stub = stub_find_public(name);
- if (!stub) {
- struct mapi_stub *dyn = stub_find_dynamic(name, 1);
- if (dyn) {
- stub_fix_dynamic(dyn, alias);
- stub = dyn;
- }
- }
-
- return stub;
-}
-
-/**
- * Initialize mapi. spec consists of NULL-separated strings. The first string
- * denotes the version. It is followed by variable numbers of entries. Each
- * entry can have multiple names. An empty name terminates an entry. An empty
- * entry terminates the spec. A spec of two entries, Foo and Bar, is as
- * follows
- *
- * "1\0"
- * "Foo\0"
- * "FooEXT\0"
- * "\0"
- * "Bar\0"
- * "\0"
- */
-void
-mapi_init(const char *spec)
-{
- static mtx_t mutex = _MTX_INITIALIZER_NP;
- const char *p;
- int ver, count;
-
- mtx_lock(&mutex);
-
- /* already initialized */
- if (mapi_num_stubs) {
- mtx_unlock(&mutex);
- return;
- }
-
- count = 0;
- p = spec;
-
- /* parse version string */
- ver = atoi(p);
- if (ver != 1) {
- mtx_unlock(&mutex);
- return;
- }
- p += strlen(p) + 1;
-
- while (*p) {
- const struct mapi_stub *stub;
-
- stub = get_stub(p, NULL);
- /* out of dynamic entries */
- if (!stub)
- break;
- p += strlen(p) + 1;
-
- while (*p) {
- get_stub(p, stub);
- p += strlen(p) + 1;
- }
-
- mapi_stub_map[count++] = stub;
- p++;
- }
-
- mapi_num_stubs = count;
-
- mtx_unlock(&mutex);
-}
-
-/**
- * Return the address of an entry. Optionally generate the entry if it does
- * not exist.
- */
-mapi_proc
-mapi_get_proc_address(const char *name)
-{
- const struct mapi_stub *stub;
-
- stub = stub_find_public(name);
- if (!stub)
- stub = stub_find_dynamic(name, 0);
-
- return (stub) ? (mapi_proc) stub_get_addr(stub) : NULL;
-}
-
-/**
- * Create a dispatch table.
- */
-struct mapi_table *
-mapi_table_create(void)
-{
- const struct mapi_table *noop = table_get_noop();
- struct mapi_table *tbl;
-
- tbl = malloc(MAPI_TABLE_SIZE);
- if (tbl)
- memcpy(tbl, noop, MAPI_TABLE_SIZE);
-
- return tbl;
-}
-
-/**
- * Destroy a dispatch table.
- */
-void
-mapi_table_destroy(struct mapi_table *tbl)
-{
- free(tbl);
-}
-
-/**
- * Fill a dispatch table. The order of the procs is determined when mapi_init
- * is called.
- */
-void
-mapi_table_fill(struct mapi_table *tbl, const mapi_proc *procs)
-{
- const struct mapi_table *noop = table_get_noop();
- int i;
-
- for (i = 0; i < mapi_num_stubs; i++) {
- const struct mapi_stub *stub = mapi_stub_map[i];
- int slot = stub_get_slot(stub);
- mapi_func func = (mapi_func) procs[i];
-
- if (!func)
- func = table_get_func(noop, slot);
- table_set_func(tbl, slot, func);
- }
-}
-
-/**
- * Make a dispatch table current.
- */
-void
-mapi_table_make_current(const struct mapi_table *tbl)
-{
- u_current_set_table(tbl);
-}
+++ /dev/null
-/*
- * Mesa 3-D graphics library
- *
- * Copyright (C) 2010 LunarG Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- *
- * Authors:
- * Chia-I Wu <olv@lunarg.com>
- */
-
-#ifndef _MAPI_H_
-#define _MAPI_H_
-
-#ifdef _WIN32
-#ifdef MAPI_DLL_EXPORTS
-#define MAPI_EXPORT __declspec(dllexport)
-#else
-#define MAPI_EXPORT __declspec(dllimport)
-#endif
-#else /* _WIN32 */
-#define MAPI_EXPORT PUBLIC
-#endif
-
-typedef void (*mapi_proc)(void);
-
-struct mapi_table;
-
-MAPI_EXPORT void
-mapi_init(const char *spec);
-
-MAPI_EXPORT mapi_proc
-mapi_get_proc_address(const char *name);
-
-MAPI_EXPORT struct mapi_table *
-mapi_table_create(void);
-
-MAPI_EXPORT void
-mapi_table_destroy(struct mapi_table *tbl);
-
-MAPI_EXPORT void
-mapi_table_fill(struct mapi_table *tbl, const mapi_proc *procs);
-
-MAPI_EXPORT void
-mapi_table_make_current(const struct mapi_table *tbl);
-
-#endif /* _MAPI_H_ */
projects / mesa.git / commitdiff