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authormarha <marha@users.sourceforge.net>2010-03-30 12:36:28 +0000
committermarha <marha@users.sourceforge.net>2010-03-30 12:36:28 +0000
commitff48c0d9098080b51ea12710029135916d117806 (patch)
tree96e6af9caf170ba21a1027b24e306a07e27d7b75 /openssl/crypto/engine/eng_table.c
parentbb731f5ac92655c4860a41fa818a7a63005f8369 (diff)
downloadvcxsrv-ff48c0d9098080b51ea12710029135916d117806.tar.gz
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svn merge -r514:HEAD ^/branches/released .
Diffstat (limited to 'openssl/crypto/engine/eng_table.c')
-rw-r--r--openssl/crypto/engine/eng_table.c72
1 files changed, 54 insertions, 18 deletions
diff --git a/openssl/crypto/engine/eng_table.c b/openssl/crypto/engine/eng_table.c
index 8879a267d..4fde94818 100644
--- a/openssl/crypto/engine/eng_table.c
+++ b/openssl/crypto/engine/eng_table.c
@@ -70,12 +70,22 @@ typedef struct st_engine_pile
int uptodate;
} ENGINE_PILE;
+DECLARE_LHASH_OF(ENGINE_PILE);
+
/* The type exposed in eng_int.h */
struct st_engine_table
{
- LHASH piles;
+ LHASH_OF(ENGINE_PILE) piles;
}; /* ENGINE_TABLE */
+
+typedef struct st_engine_pile_doall
+ {
+ engine_table_doall_cb *cb;
+ void *arg;
+ } ENGINE_PILE_DOALL;
+
+
/* Global flags (ENGINE_TABLE_FLAG_***). */
static unsigned int table_flags = 0;
@@ -84,6 +94,7 @@ unsigned int ENGINE_get_table_flags(void)
{
return table_flags;
}
+
void ENGINE_set_table_flags(unsigned int flags)
{
table_flags = flags;
@@ -94,19 +105,21 @@ static unsigned long engine_pile_hash(const ENGINE_PILE *c)
{
return c->nid;
}
+
static int engine_pile_cmp(const ENGINE_PILE *a, const ENGINE_PILE *b)
{
return a->nid - b->nid;
}
-static IMPLEMENT_LHASH_HASH_FN(engine_pile_hash, const ENGINE_PILE *)
-static IMPLEMENT_LHASH_COMP_FN(engine_pile_cmp, const ENGINE_PILE *)
+static IMPLEMENT_LHASH_HASH_FN(engine_pile, ENGINE_PILE)
+static IMPLEMENT_LHASH_COMP_FN(engine_pile, ENGINE_PILE)
+
static int int_table_check(ENGINE_TABLE **t, int create)
{
- LHASH *lh;
+ LHASH_OF(ENGINE_PILE) *lh;
+
if(*t) return 1;
if(!create) return 0;
- if((lh = lh_new(LHASH_HASH_FN(engine_pile_hash),
- LHASH_COMP_FN(engine_pile_cmp))) == NULL)
+ if((lh = lh_ENGINE_PILE_new()) == NULL)
return 0;
*t = (ENGINE_TABLE *)lh;
return 1;
@@ -130,7 +143,7 @@ int engine_table_register(ENGINE_TABLE **table, ENGINE_CLEANUP_CB *cleanup,
while(num_nids--)
{
tmplate.nid = *nids;
- fnd = lh_retrieve(&(*table)->piles, &tmplate);
+ fnd = lh_ENGINE_PILE_retrieve(&(*table)->piles, &tmplate);
if(!fnd)
{
fnd = OPENSSL_malloc(sizeof(ENGINE_PILE));
@@ -144,7 +157,7 @@ int engine_table_register(ENGINE_TABLE **table, ENGINE_CLEANUP_CB *cleanup,
goto end;
}
fnd->funct = NULL;
- lh_insert(&(*table)->piles, fnd);
+ (void)lh_ENGINE_PILE_insert(&(*table)->piles, fnd);
}
/* A registration shouldn't add duplciate entries */
(void)sk_ENGINE_delete_ptr(fnd->sk, e);
@@ -173,7 +186,7 @@ end:
CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
return ret;
}
-static void int_unregister_cb(ENGINE_PILE *pile, ENGINE *e)
+static void int_unregister_cb_doall_arg(ENGINE_PILE *pile, ENGINE *e)
{
int n;
/* Iterate the 'c->sk' stack removing any occurance of 'e' */
@@ -188,31 +201,35 @@ static void int_unregister_cb(ENGINE_PILE *pile, ENGINE *e)
pile->funct = NULL;
}
}
-static IMPLEMENT_LHASH_DOALL_ARG_FN(int_unregister_cb,ENGINE_PILE *,ENGINE *)
+static IMPLEMENT_LHASH_DOALL_ARG_FN(int_unregister_cb, ENGINE_PILE, ENGINE)
+
void engine_table_unregister(ENGINE_TABLE **table, ENGINE *e)
{
CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
if(int_table_check(table, 0))
- lh_doall_arg(&(*table)->piles,
- LHASH_DOALL_ARG_FN(int_unregister_cb), e);
+ lh_ENGINE_PILE_doall_arg(&(*table)->piles,
+ LHASH_DOALL_ARG_FN(int_unregister_cb),
+ ENGINE, e);
CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
}
-static void int_cleanup_cb(ENGINE_PILE *p)
+static void int_cleanup_cb_doall(ENGINE_PILE *p)
{
sk_ENGINE_free(p->sk);
if(p->funct)
engine_unlocked_finish(p->funct, 0);
OPENSSL_free(p);
}
-static IMPLEMENT_LHASH_DOALL_FN(int_cleanup_cb,ENGINE_PILE *)
+static IMPLEMENT_LHASH_DOALL_FN(int_cleanup_cb, ENGINE_PILE)
+
void engine_table_cleanup(ENGINE_TABLE **table)
{
CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
if(*table)
{
- lh_doall(&(*table)->piles, LHASH_DOALL_FN(int_cleanup_cb));
- lh_free(&(*table)->piles);
+ lh_ENGINE_PILE_doall(&(*table)->piles,
+ LHASH_DOALL_FN(int_cleanup_cb));
+ lh_ENGINE_PILE_free(&(*table)->piles);
*table = NULL;
}
CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
@@ -237,12 +254,13 @@ ENGINE *engine_table_select_tmp(ENGINE_TABLE **table, int nid, const char *f, in
#endif
return NULL;
}
+ ERR_set_mark();
CRYPTO_w_lock(CRYPTO_LOCK_ENGINE);
/* Check again inside the lock otherwise we could race against cleanup
* operations. But don't worry about a fprintf(stderr). */
if(!int_table_check(table, 0)) goto end;
tmplate.nid = nid;
- fnd = lh_retrieve(&(*table)->piles, &tmplate);
+ fnd = lh_ENGINE_PILE_retrieve(&(*table)->piles, &tmplate);
if(!fnd) goto end;
if(fnd->funct && engine_unlocked_init(fnd->funct))
{
@@ -310,6 +328,24 @@ end:
CRYPTO_w_unlock(CRYPTO_LOCK_ENGINE);
/* Whatever happened, any failed init()s are not failures in this
* context, so clear our error state. */
- ERR_clear_error();
+ ERR_pop_to_mark();
return ret;
}
+
+/* Table enumeration */
+
+static void int_cb_doall_arg(ENGINE_PILE *pile, ENGINE_PILE_DOALL *dall)
+ {
+ dall->cb(pile->nid, pile->sk, pile->funct, dall->arg);
+ }
+static IMPLEMENT_LHASH_DOALL_ARG_FN(int_cb, ENGINE_PILE,ENGINE_PILE_DOALL)
+
+void engine_table_doall(ENGINE_TABLE *table, engine_table_doall_cb *cb,
+ void *arg)
+ {
+ ENGINE_PILE_DOALL dall;
+ dall.cb = cb;
+ dall.arg = arg;
+ lh_ENGINE_PILE_doall_arg(&table->piles, LHASH_DOALL_ARG_FN(int_cb),
+ ENGINE_PILE_DOALL, &dall);
+ }