#include <stdlib.h>
#include <string.h>
+#include <openssl/err.h>
#include <openssl/lhash.h>
#include <openssl/objects.h>
#include <openssl/safestack.h>
+#include <openssl/e_os2.h>
+
+/* Later versions of DEC C has started to add lnkage information to certain
+ * functions, which makes it tricky to use them as values to regular function
+ * pointers. One way is to define a macro that takes care of casting them
+ * correctly.
+ */
+#ifdef OPENSSL_SYS_VMS_DECC
+# define OPENSSL_strcmp (int (*)(const char *,const char *))strcmp
+#else
+# define OPENSSL_strcmp strcmp
+#endif
/* I use the ex_data stuff to manage the identifiers for the obj_name_types
* that applications may define. I only really use the free function field.
*/
-static LHASH *names_lh=NULL;
+DECLARE_LHASH_OF(OBJ_NAME);
+static LHASH_OF(OBJ_NAME) *names_lh=NULL;
static int names_type_num=OBJ_NAME_TYPE_NUM;
typedef struct name_funcs_st
{
- unsigned long (*hash_func)();
- int (*cmp_func)();
- void (*free_func)();
+ unsigned long (*hash_func)(const char *name);
+ int (*cmp_func)(const char *a,const char *b);
+ void (*free_func)(const char *, int, const char *);
} NAME_FUNCS;
DECLARE_STACK_OF(NAME_FUNCS)
static STACK_OF(NAME_FUNCS) *name_funcs_stack;
-static unsigned long obj_name_hash(OBJ_NAME *a);
-static int obj_name_cmp(OBJ_NAME *a,OBJ_NAME *b);
+/* The LHASH callbacks now use the raw "void *" prototypes and do per-variable
+ * casting in the functions. This prevents function pointer casting without the
+ * need for macro-generated wrapper functions. */
+
+/* static unsigned long obj_name_hash(OBJ_NAME *a); */
+static unsigned long obj_name_hash(const void *a_void);
+/* static int obj_name_cmp(OBJ_NAME *a,OBJ_NAME *b); */
+static int obj_name_cmp(const void *a_void,const void *b_void);
+
+static IMPLEMENT_LHASH_HASH_FN(obj_name, OBJ_NAME)
+static IMPLEMENT_LHASH_COMP_FN(obj_name, OBJ_NAME)
int OBJ_NAME_init(void)
{
if (names_lh != NULL) return(1);
MemCheck_off();
- names_lh=lh_new(obj_name_hash,obj_name_cmp);
+ names_lh=lh_OBJ_NAME_new();
MemCheck_on();
return(names_lh != NULL);
}
-int OBJ_NAME_new_index(unsigned long (*hash_func)(), int (*cmp_func)(),
- void (*free_func)())
+int OBJ_NAME_new_index(unsigned long (*hash_func)(const char *),
+ int (*cmp_func)(const char *, const char *),
+ void (*free_func)(const char *, int, const char *))
{
int ret;
int i;
for (i=sk_NAME_FUNCS_num(name_funcs_stack); i<names_type_num; i++)
{
MemCheck_off();
- name_funcs = Malloc(sizeof(NAME_FUNCS));
+ name_funcs = OPENSSL_malloc(sizeof(NAME_FUNCS));
+ MemCheck_on();
+ if (!name_funcs)
+ {
+ OBJerr(OBJ_F_OBJ_NAME_NEW_INDEX,ERR_R_MALLOC_FAILURE);
+ return(0);
+ }
name_funcs->hash_func = lh_strhash;
- name_funcs->cmp_func = (int (*)())strcmp;
+ name_funcs->cmp_func = OPENSSL_strcmp;
name_funcs->free_func = 0; /* NULL is often declared to
- * ((void *)0), which according
- * to Compaq C is not really
- * compatible with a function
- * pointer. -- Richard Levitte*/
+ * ((void *)0), which according
+ * to Compaq C is not really
+ * compatible with a function
+ * pointer. -- Richard Levitte*/
+ MemCheck_off();
sk_NAME_FUNCS_push(name_funcs_stack,name_funcs);
MemCheck_on();
}
return(ret);
}
-static int obj_name_cmp(OBJ_NAME *a, OBJ_NAME *b)
+/* static int obj_name_cmp(OBJ_NAME *a, OBJ_NAME *b) */
+static int obj_name_cmp(const void *a_void, const void *b_void)
{
int ret;
+ const OBJ_NAME *a = (const OBJ_NAME *)a_void;
+ const OBJ_NAME *b = (const OBJ_NAME *)b_void;
ret=a->type-b->type;
if (ret == 0)
if ((name_funcs_stack != NULL)
&& (sk_NAME_FUNCS_num(name_funcs_stack) > a->type))
{
- ret=sk_NAME_FUNCS_value(name_funcs_stack,a->type)
- ->cmp_func(a->name,b->name);
+ ret=sk_NAME_FUNCS_value(name_funcs_stack,
+ a->type)->cmp_func(a->name,b->name);
}
else
ret=strcmp(a->name,b->name);
return(ret);
}
-static unsigned long obj_name_hash(OBJ_NAME *a)
+/* static unsigned long obj_name_hash(OBJ_NAME *a) */
+static unsigned long obj_name_hash(const void *a_void)
{
unsigned long ret;
+ const OBJ_NAME *a = (const OBJ_NAME *)a_void;
if ((name_funcs_stack != NULL) && (sk_NAME_FUNCS_num(name_funcs_stack) > a->type))
{
- ret=sk_NAME_FUNCS_value(name_funcs_stack,a->type)
- ->hash_func(a->name);
+ ret=sk_NAME_FUNCS_value(name_funcs_stack,
+ a->type)->hash_func(a->name);
}
else
{
on.type=type;
for (;;)
- {
- ret=(OBJ_NAME *)lh_retrieve(names_lh,&on);
+ {
+ ret=lh_OBJ_NAME_retrieve(names_lh,&on);
if (ret == NULL) return(NULL);
if ((ret->alias) && !alias)
{
alias=type&OBJ_NAME_ALIAS;
type&= ~OBJ_NAME_ALIAS;
- onp=(OBJ_NAME *)Malloc(sizeof(OBJ_NAME));
+ onp=(OBJ_NAME *)OPENSSL_malloc(sizeof(OBJ_NAME));
if (onp == NULL)
{
/* ERROR */
onp->type=type;
onp->data=data;
- ret=(OBJ_NAME *)lh_insert(names_lh,onp);
+ ret=lh_OBJ_NAME_insert(names_lh,onp);
if (ret != NULL)
{
/* free things */
* function should get three arguments...
* -- Richard Levitte
*/
- sk_NAME_FUNCS_value(name_funcs_stack,ret->type)
- ->free_func(ret->name,ret->type,ret->data);
+ sk_NAME_FUNCS_value(name_funcs_stack,
+ ret->type)->free_func(ret->name,ret->type,ret->data);
}
- Free(ret);
+ OPENSSL_free(ret);
}
else
{
- if (lh_error(names_lh))
+ if (lh_OBJ_NAME_error(names_lh))
{
/* ERROR */
return(0);
type&= ~OBJ_NAME_ALIAS;
on.name=name;
on.type=type;
- ret=(OBJ_NAME *)lh_delete(names_lh,&on);
+ ret=lh_OBJ_NAME_delete(names_lh,&on);
if (ret != NULL)
{
/* free things */
* function should get three arguments...
* -- Richard Levitte
*/
- sk_NAME_FUNCS_value(name_funcs_stack,ret->type)
- ->free_func(ret->name,ret->type,ret->data);
+ sk_NAME_FUNCS_value(name_funcs_stack,
+ ret->type)->free_func(ret->name,ret->type,ret->data);
}
- Free(ret);
+ OPENSSL_free(ret);
return(1);
}
else
return(0);
}
+struct doall
+ {
+ int type;
+ void (*fn)(const OBJ_NAME *,void *arg);
+ void *arg;
+ };
+
+static void do_all_fn_doall_arg(const OBJ_NAME *name,struct doall *d)
+ {
+ if(name->type == d->type)
+ d->fn(name,d->arg);
+ }
+
+static IMPLEMENT_LHASH_DOALL_ARG_FN(do_all_fn, const OBJ_NAME, struct doall)
+
+void OBJ_NAME_do_all(int type,void (*fn)(const OBJ_NAME *,void *arg),void *arg)
+ {
+ struct doall d;
+
+ d.type=type;
+ d.fn=fn;
+ d.arg=arg;
+
+ lh_OBJ_NAME_doall_arg(names_lh, LHASH_DOALL_ARG_FN(do_all_fn),
+ struct doall, &d);
+ }
+
+struct doall_sorted
+ {
+ int type;
+ int n;
+ const OBJ_NAME **names;
+ };
+
+static void do_all_sorted_fn(const OBJ_NAME *name,void *d_)
+ {
+ struct doall_sorted *d=d_;
+
+ if(name->type != d->type)
+ return;
+
+ d->names[d->n++]=name;
+ }
+
+static int do_all_sorted_cmp(const void *n1_,const void *n2_)
+ {
+ const OBJ_NAME * const *n1=n1_;
+ const OBJ_NAME * const *n2=n2_;
+
+ return strcmp((*n1)->name,(*n2)->name);
+ }
+
+void OBJ_NAME_do_all_sorted(int type,void (*fn)(const OBJ_NAME *,void *arg),
+ void *arg)
+ {
+ struct doall_sorted d;
+ int n;
+
+ d.type=type;
+ d.names=OPENSSL_malloc(lh_OBJ_NAME_num_items(names_lh)*sizeof *d.names);
+ d.n=0;
+ OBJ_NAME_do_all(type,do_all_sorted_fn,&d);
+
+ qsort((void *)d.names,d.n,sizeof *d.names,do_all_sorted_cmp);
+
+ for(n=0 ; n < d.n ; ++n)
+ fn(d.names[n],arg);
+
+ OPENSSL_free((void *)d.names);
+ }
+
static int free_type;
-static void names_lh_free(OBJ_NAME *onp, int type)
-{
- if(onp == NULL)
- return;
+static void names_lh_free_doall(OBJ_NAME *onp)
+ {
+ if (onp == NULL)
+ return;
- if ((free_type < 0) || (free_type == onp->type))
- {
+ if (free_type < 0 || free_type == onp->type)
OBJ_NAME_remove(onp->name,onp->type);
- }
}
+static IMPLEMENT_LHASH_DOALL_FN(names_lh_free, OBJ_NAME)
+
static void name_funcs_free(NAME_FUNCS *ptr)
{
- Free(ptr);
+ OPENSSL_free(ptr);
}
void OBJ_NAME_cleanup(int type)
if (names_lh == NULL) return;
free_type=type;
- down_load=names_lh->down_load;
- names_lh->down_load=0;
+ down_load=lh_OBJ_NAME_down_load(names_lh);
+ lh_OBJ_NAME_down_load(names_lh)=0;
- lh_doall(names_lh,names_lh_free);
+ lh_OBJ_NAME_doall(names_lh,LHASH_DOALL_FN(names_lh_free));
if (type < 0)
{
- lh_free(names_lh);
+ lh_OBJ_NAME_free(names_lh);
sk_NAME_FUNCS_pop_free(name_funcs_stack,name_funcs_free);
names_lh=NULL;
name_funcs_stack = NULL;
}
else
- names_lh->down_load=down_load;
+ lh_OBJ_NAME_down_load(names_lh)=down_load;
}