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loader: Use vector to build apha sorted module lists.

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Change-Id: I9c519f4dec3cda98b2f34d314255a31d49a6a467
pull/9/head
Corey Farrell 7 years ago
parent 7b54903313
commit 9d5797616c
1 changed files with 65 additions and 33 deletions
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98
main/loader.c
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@ -135,13 +135,17 @@ struct ast_module {
/*! This module is being held open until it's time to shutdown. */
unsigned int keepuntilshutdown:1;
} flags;
AST_LIST_ENTRY(ast_module) list_entry;
AST_DLLIST_ENTRY(ast_module) entry;
char resource[0];
};
static AST_DLLIST_HEAD_STATIC(module_list, ast_module);
static int module_vector_strcasecmp(struct ast_module *a, struct ast_module *b)
{
return strcasecmp(a->resource, b->resource);
}
static int module_vector_cmp(struct ast_module *a, struct ast_module *b)
{
/* if load_pri is not set, default is 128. Lower is better */
@ -1524,33 +1528,57 @@ void ast_update_use_count(void)
AST_LIST_UNLOCK(&updaters);
}
/*!
* \internal
* \brief Build an alpha sorted list of modules.
*
* \param alpha_module_list Pointer to uninitialized module_vector.
*
* This function always initializes alpha_module_list.
*
* \pre module_list must be locked.
*/
static int alpha_module_list_create(struct module_vector *alpha_module_list)
{
struct ast_module *cur;
if (AST_VECTOR_INIT(alpha_module_list, 32)) {
return -1;
}
AST_DLLIST_TRAVERSE(&module_list, cur, entry) {
if (AST_VECTOR_ADD_SORTED(alpha_module_list, cur, module_vector_strcasecmp)) {
return -1;
}
}
return 0;
}
int ast_update_module_list(int (*modentry)(const char *module, const char *description,
int usecnt, const char *status, const char *like,
enum ast_module_support_level support_level),
const char *like)
{
struct ast_module *cur;
int unlock = -1;
int total_mod_loaded = 0;
AST_LIST_HEAD_NOLOCK(, ast_module) alpha_module_list = AST_LIST_HEAD_NOLOCK_INIT_VALUE;
struct module_vector alpha_module_list;
if (AST_DLLIST_TRYLOCK(&module_list)) {
unlock = 0;
}
AST_DLLIST_LOCK(&module_list);
AST_DLLIST_TRAVERSE(&module_list, cur, entry) {
AST_LIST_INSERT_SORTALPHA(&alpha_module_list, cur, list_entry, resource);
}
if (!alpha_module_list_create(&alpha_module_list)) {
int idx;
while ((cur = AST_LIST_REMOVE_HEAD(&alpha_module_list, list_entry))) {
total_mod_loaded += modentry(cur->resource, cur->info->description, cur->usecount,
cur->flags.running ? "Running" : "Not Running", like, cur->info->support_level);
}
for (idx = 0; idx < AST_VECTOR_SIZE(&alpha_module_list); idx++) {
struct ast_module *cur = AST_VECTOR_GET(&alpha_module_list, idx);
if (unlock) {
AST_DLLIST_UNLOCK(&module_list);
total_mod_loaded += modentry(cur->resource, cur->info->description, cur->usecount,
cur->flags.running ? "Running" : "Not Running", like, cur->info->support_level);
}
}
AST_DLLIST_UNLOCK(&module_list);
AST_VECTOR_FREE(&alpha_module_list);
return total_mod_loaded;
}
@ -1560,22 +1588,24 @@ int ast_update_module_list_data(int (*modentry)(const char *module, const char *
void *data),
const char *like, void *data)
{
struct ast_module *cur;
int total_mod_loaded = 0;
AST_LIST_HEAD_NOLOCK(, ast_module) alpha_module_list = AST_LIST_HEAD_NOLOCK_INIT_VALUE;
struct module_vector alpha_module_list;
AST_DLLIST_LOCK(&module_list);
AST_DLLIST_TRAVERSE(&module_list, cur, entry) {
AST_LIST_INSERT_SORTALPHA(&alpha_module_list, cur, list_entry, resource);
}
if (!alpha_module_list_create(&alpha_module_list)) {
int idx;
while ((cur = AST_LIST_REMOVE_HEAD(&alpha_module_list, list_entry))) {
total_mod_loaded += modentry(cur->resource, cur->info->description, cur->usecount,
cur->flags.running? "Running" : "Not Running", like, cur->info->support_level, data);
for (idx = 0; idx < AST_VECTOR_SIZE(&alpha_module_list); idx++) {
struct ast_module *cur = AST_VECTOR_GET(&alpha_module_list, idx);
total_mod_loaded += modentry(cur->resource, cur->info->description, cur->usecount,
cur->flags.running? "Running" : "Not Running", like, cur->info->support_level, data);
}
}
AST_DLLIST_UNLOCK(&module_list);
AST_VECTOR_FREE(&alpha_module_list);
return total_mod_loaded;
}
@ -1587,23 +1617,25 @@ int ast_update_module_list_condition(int (*modentry)(const char *module, const c
void *data, const char *condition),
const char *like, void *data, const char *condition)
{
struct ast_module *cur;
int conditions_met = 0;
AST_LIST_HEAD_NOLOCK(, ast_module) alpha_module_list = AST_LIST_HEAD_NOLOCK_INIT_VALUE;
struct module_vector alpha_module_list;
AST_DLLIST_LOCK(&module_list);
AST_DLLIST_TRAVERSE(&module_list, cur, entry) {
AST_LIST_INSERT_SORTALPHA(&alpha_module_list, cur, list_entry, resource);
}
if (!alpha_module_list_create(&alpha_module_list)) {
int idx;
while ((cur = AST_LIST_REMOVE_HEAD(&alpha_module_list, list_entry))) {
conditions_met += modentry(cur->resource, cur->info->description, cur->usecount,
cur->flags.running? "Running" : "Not Running", like, cur->info->support_level, data,
condition);
for (idx = 0; idx < AST_VECTOR_SIZE(&alpha_module_list); idx++) {
struct ast_module *cur = AST_VECTOR_GET(&alpha_module_list, idx);
conditions_met += modentry(cur->resource, cur->info->description, cur->usecount,
cur->flags.running? "Running" : "Not Running", like, cur->info->support_level, data,
condition);
}
}
AST_DLLIST_UNLOCK(&module_list);
AST_VECTOR_FREE(&alpha_module_list);
return conditions_met;
}

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