373 lines
12 KiB
C
373 lines
12 KiB
C
/**
|
|
* @file NCDModuleIndex.c
|
|
* @author Ambroz Bizjak <ambrop7@gmail.com>
|
|
*
|
|
* @section LICENSE
|
|
*
|
|
* 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.
|
|
* 3. Neither the name of the author nor the
|
|
* names of its contributors may be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 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 <string.h>
|
|
#include <stdlib.h>
|
|
|
|
#include <misc/offset.h>
|
|
#include <misc/balloc.h>
|
|
#include <misc/bsize.h>
|
|
#include <misc/hashfun.h>
|
|
#include <misc/compare.h>
|
|
#include <misc/substring.h>
|
|
#include <base/BLog.h>
|
|
|
|
#include "NCDModuleIndex.h"
|
|
|
|
#include <generated/blog_channel_NCDModuleIndex.h>
|
|
|
|
#include "NCDModuleIndex_mhash.h"
|
|
#include <structure/CHash_impl.h>
|
|
|
|
static int string_pointer_comparator (void *user, void *v1, void *v2)
|
|
{
|
|
const char **s1 = v1;
|
|
const char **s2 = v2;
|
|
int cmp = strcmp(*s1, *s2);
|
|
return B_COMPARE(cmp, 0);
|
|
}
|
|
|
|
static struct NCDModuleIndex_module * find_module (NCDModuleIndex *o, const char *type)
|
|
{
|
|
NCDModuleIndex__MHashRef ref = NCDModuleIndex__MHash_Lookup(&o->modules_hash, 0, type);
|
|
ASSERT(!ref.link || !strcmp(ref.link->imodule.module.type, type))
|
|
return ref.link;
|
|
}
|
|
|
|
#ifndef NDEBUG
|
|
static struct NCDModuleIndex_base_type * find_base_type (NCDModuleIndex *o, const char *base_type)
|
|
{
|
|
BAVLNode *node = BAVL_LookupExact(&o->base_types_tree, &base_type);
|
|
if (!node) {
|
|
return NULL;
|
|
}
|
|
|
|
struct NCDModuleIndex_base_type *bt = UPPER_OBJECT(node, struct NCDModuleIndex_base_type, base_types_tree_node);
|
|
ASSERT(!strcmp(bt->base_type, base_type))
|
|
|
|
return bt;
|
|
}
|
|
#endif
|
|
|
|
static int add_method (const char *type, const struct NCDInterpModule *module, NCDMethodIndex *method_index, int *out_method_id)
|
|
{
|
|
ASSERT(type)
|
|
ASSERT(module)
|
|
ASSERT(method_index)
|
|
ASSERT(out_method_id)
|
|
|
|
const char search[] = "::";
|
|
size_t search_len = sizeof(search) - 1;
|
|
|
|
size_t table[sizeof(search) - 1];
|
|
build_substring_backtrack_table_reverse(search, search_len, table);
|
|
|
|
size_t pos;
|
|
if (!find_substring_reverse(type, strlen(type), search, search_len, table, &pos)) {
|
|
*out_method_id = -1;
|
|
return 1;
|
|
}
|
|
|
|
ASSERT(pos >= 0)
|
|
ASSERT(pos <= strlen(type) - search_len)
|
|
ASSERT(!memcmp(type + pos, search, search_len))
|
|
|
|
int method_id = NCDMethodIndex_AddMethod(method_index, type, pos, type + pos + search_len, module);
|
|
if (method_id < 0) {
|
|
BLog(BLOG_ERROR, "NCDMethodIndex_AddMethod failed");
|
|
return 0;
|
|
}
|
|
|
|
*out_method_id = method_id;
|
|
return 1;
|
|
}
|
|
|
|
int NCDModuleIndex_Init (NCDModuleIndex *o, NCDStringIndex *string_index)
|
|
{
|
|
ASSERT(string_index)
|
|
|
|
// init modules hash
|
|
if (!NCDModuleIndex__MHash_Init(&o->modules_hash, NCDMODULEINDEX_MODULES_HASH_SIZE)) {
|
|
BLog(BLOG_ERROR, "NCDModuleIndex__MHash_Init failed");
|
|
goto fail0;
|
|
}
|
|
|
|
#ifndef NDEBUG
|
|
// init base types tree
|
|
BAVL_Init(&o->base_types_tree, OFFSET_DIFF(struct NCDModuleIndex_base_type, base_type, base_types_tree_node), string_pointer_comparator, NULL);
|
|
#endif
|
|
|
|
// init groups list
|
|
LinkedList0_Init(&o->groups_list);
|
|
|
|
// init method index
|
|
if (!NCDMethodIndex_Init(&o->method_index, string_index)) {
|
|
BLog(BLOG_ERROR, "NCDMethodIndex_Init failed");
|
|
goto fail1;
|
|
}
|
|
|
|
DebugObject_Init(&o->d_obj);
|
|
return 1;
|
|
|
|
fail1:
|
|
NCDModuleIndex__MHash_Free(&o->modules_hash);
|
|
fail0:
|
|
return 0;
|
|
}
|
|
|
|
void NCDModuleIndex_Free (NCDModuleIndex *o)
|
|
{
|
|
DebugObject_Free(&o->d_obj);
|
|
|
|
// free groups
|
|
LinkedList0Node *ln;
|
|
while (ln = LinkedList0_GetFirst(&o->groups_list)) {
|
|
struct NCDModuleIndex_group *ig = UPPER_OBJECT(ln, struct NCDModuleIndex_group, groups_list_node);
|
|
if (ig->igroup.group.func_globalfree) {
|
|
ig->igroup.group.func_globalfree(&ig->igroup);
|
|
}
|
|
BFree(ig->igroup.strings);
|
|
LinkedList0_Remove(&o->groups_list, &ig->groups_list_node);
|
|
BFree(ig);
|
|
}
|
|
|
|
#ifndef NDEBUG
|
|
// free base types
|
|
BAVLNode *tn;
|
|
while (tn = BAVL_GetFirst(&o->base_types_tree)) {
|
|
struct NCDModuleIndex_base_type *bt = UPPER_OBJECT(tn, struct NCDModuleIndex_base_type, base_types_tree_node);
|
|
BAVL_Remove(&o->base_types_tree, &bt->base_types_tree_node);
|
|
BFree(bt);
|
|
}
|
|
#endif
|
|
|
|
// free method index
|
|
NCDMethodIndex_Free(&o->method_index);
|
|
|
|
// free modules hash
|
|
NCDModuleIndex__MHash_Free(&o->modules_hash);
|
|
}
|
|
|
|
int NCDModuleIndex_AddGroup (NCDModuleIndex *o, const struct NCDModuleGroup *group, const struct NCDModuleInst_iparams *iparams, NCDStringIndex *string_index)
|
|
{
|
|
DebugObject_Access(&o->d_obj);
|
|
ASSERT(group)
|
|
ASSERT(iparams)
|
|
ASSERT(string_index)
|
|
|
|
// count modules in the group
|
|
size_t num_modules = 0;
|
|
while (group->modules[num_modules].type) {
|
|
num_modules++;
|
|
}
|
|
|
|
// compute allocation size
|
|
bsize_t size = bsize_add(bsize_fromsize(sizeof(struct NCDModuleIndex_group)), bsize_mul(bsize_fromsize(num_modules), bsize_fromsize(sizeof(struct NCDModuleIndex_module))));
|
|
|
|
// allocate group
|
|
struct NCDModuleIndex_group *ig = BAllocSize(size);
|
|
if (!ig) {
|
|
BLog(BLOG_ERROR, "BAllocSize failed");
|
|
goto fail0;
|
|
}
|
|
|
|
// insert to groups list
|
|
LinkedList0_Prepend(&o->groups_list, &ig->groups_list_node);
|
|
|
|
// copy NCDModuleGroup
|
|
ig->igroup.group = *group;
|
|
|
|
if (!group->strings) {
|
|
// not resolving strings
|
|
ig->igroup.strings = NULL;
|
|
} else {
|
|
// compute number of strings
|
|
size_t num_strings = 0;
|
|
while (group->strings[num_strings]) {
|
|
num_strings++;
|
|
}
|
|
|
|
// allocate array for string IDs
|
|
ig->igroup.strings = BAllocArray(num_strings, sizeof(ig->igroup.strings[0]));
|
|
if (!ig->igroup.strings) {
|
|
BLog(BLOG_ERROR, "BAllocArray failed");
|
|
goto fail1;
|
|
}
|
|
|
|
// map strings to IDs
|
|
for (size_t i = 0; i < num_strings; i++) {
|
|
ig->igroup.strings[i] = NCDStringIndex_Get(string_index, group->strings[i]);
|
|
if (ig->igroup.strings[i] < 0) {
|
|
BLog(BLOG_ERROR, "NCDStringIndex_Get failed");
|
|
goto fail2;
|
|
}
|
|
}
|
|
}
|
|
|
|
// call group init function
|
|
if (group->func_globalinit) {
|
|
if (!group->func_globalinit(&ig->igroup, iparams)) {
|
|
BLog(BLOG_ERROR, "func_globalinit failed");
|
|
goto fail2;
|
|
}
|
|
}
|
|
|
|
size_t num_inited_modules = 0;
|
|
|
|
// initialize modules
|
|
for (size_t i = 0; i < num_modules; i++) {
|
|
const struct NCDModule *nm = &group->modules[i];
|
|
struct NCDModuleIndex_module *m = &ig->modules[i];
|
|
|
|
// make sure a module with this name doesn't exist already
|
|
if (find_module(o, nm->type)) {
|
|
BLog(BLOG_ERROR, "module type '%s' already exists", nm->type);
|
|
goto loop_fail0;
|
|
}
|
|
|
|
// copy NCDModule structure
|
|
m->imodule.module = *nm;
|
|
|
|
// determine base type
|
|
const char *base_type = (nm->base_type ? nm->base_type : nm->type);
|
|
ASSERT(base_type)
|
|
|
|
// map base type to ID
|
|
m->imodule.base_type_id = NCDStringIndex_Get(string_index, base_type);
|
|
if (m->imodule.base_type_id < 0) {
|
|
BLog(BLOG_ERROR, "NCDStringIndex_Get failed");
|
|
goto loop_fail0;
|
|
}
|
|
|
|
// set group pointer
|
|
m->imodule.group = &ig->igroup;
|
|
|
|
// register method
|
|
if (!add_method(nm->type, &m->imodule, &o->method_index, &m->method_id)) {
|
|
goto loop_fail0;
|
|
}
|
|
|
|
#ifndef NDEBUG
|
|
// ensure that this base_type does not appear in any other groups
|
|
struct NCDModuleIndex_base_type *bt = find_base_type(o, base_type);
|
|
if (bt) {
|
|
if (bt->group != ig) {
|
|
BLog(BLOG_ERROR, "module base type '%s' already exists in another module group", base_type);
|
|
goto loop_fail1;
|
|
}
|
|
} else {
|
|
if (!(bt = BAlloc(sizeof(*bt)))) {
|
|
BLog(BLOG_ERROR, "BAlloc failed");
|
|
goto loop_fail1;
|
|
}
|
|
bt->base_type = base_type;
|
|
bt->group = ig;
|
|
ASSERT_EXECUTE(BAVL_Insert(&o->base_types_tree, &bt->base_types_tree_node, NULL))
|
|
}
|
|
#endif
|
|
|
|
// insert to modules hash
|
|
NCDModuleIndex__MHashRef ref = {m, m};
|
|
int res = NCDModuleIndex__MHash_Insert(&o->modules_hash, 0, ref, NULL);
|
|
ASSERT_EXECUTE(res)
|
|
|
|
num_inited_modules++;
|
|
continue;
|
|
|
|
#ifndef NDEBUG
|
|
loop_fail1:
|
|
if (m->method_id >= 0) {
|
|
NCDMethodIndex_RemoveMethod(&o->method_index, m->method_id);
|
|
}
|
|
#endif
|
|
loop_fail0:
|
|
goto fail3;
|
|
}
|
|
|
|
return 1;
|
|
|
|
fail3:
|
|
while (num_inited_modules-- > 0) {
|
|
struct NCDModuleIndex_module *m = &ig->modules[num_inited_modules];
|
|
NCDModuleIndex__MHashRef ref = {m, m};
|
|
NCDModuleIndex__MHash_Remove(&o->modules_hash, 0, ref);
|
|
#ifndef NDEBUG
|
|
const struct NCDModule *nm = &group->modules[num_inited_modules];
|
|
const char *base_type = (nm->base_type ? nm->base_type : nm->type);
|
|
struct NCDModuleIndex_base_type *bt = find_base_type(o, base_type);
|
|
if (bt) {
|
|
ASSERT(bt->group == ig)
|
|
BAVL_Remove(&o->base_types_tree, &bt->base_types_tree_node);
|
|
BFree(bt);
|
|
}
|
|
#endif
|
|
if (m->method_id >= 0) {
|
|
NCDMethodIndex_RemoveMethod(&o->method_index, m->method_id);
|
|
}
|
|
}
|
|
if (group->func_globalfree) {
|
|
group->func_globalfree(&ig->igroup);
|
|
}
|
|
fail2:
|
|
BFree(ig->igroup.strings);
|
|
fail1:
|
|
LinkedList0_Remove(&o->groups_list, &ig->groups_list_node);
|
|
BFree(ig);
|
|
fail0:
|
|
return 0;
|
|
}
|
|
|
|
const struct NCDInterpModule * NCDModuleIndex_FindModule (NCDModuleIndex *o, const char *type)
|
|
{
|
|
DebugObject_Access(&o->d_obj);
|
|
ASSERT(type)
|
|
|
|
struct NCDModuleIndex_module *m = find_module(o, type);
|
|
if (!m) {
|
|
return NULL;
|
|
}
|
|
|
|
return &m->imodule;
|
|
}
|
|
|
|
int NCDModuleIndex_GetMethodNameId (NCDModuleIndex *o, const char *method_name)
|
|
{
|
|
DebugObject_Access(&o->d_obj);
|
|
ASSERT(method_name)
|
|
|
|
return NCDMethodIndex_GetMethodNameId(&o->method_index, method_name);
|
|
}
|
|
|
|
const struct NCDInterpModule * NCDModuleIndex_GetMethodModule (NCDModuleIndex *o, NCD_string_id_t obj_type, int method_name_id)
|
|
{
|
|
DebugObject_Access(&o->d_obj);
|
|
|
|
return NCDMethodIndex_GetMethodModule(&o->method_index, obj_type, method_name_id);
|
|
}
|