diff options
Diffstat (limited to 'crypto/openssl/crypto/objects/o_names.c')
| -rw-r--r-- | crypto/openssl/crypto/objects/o_names.c | 269 |
1 files changed, 0 insertions, 269 deletions
diff --git a/crypto/openssl/crypto/objects/o_names.c b/crypto/openssl/crypto/objects/o_names.c deleted file mode 100644 index 5eaf95b12f97..000000000000 --- a/crypto/openssl/crypto/objects/o_names.c +++ /dev/null @@ -1,269 +0,0 @@ -#include <stdio.h> -#include <stdlib.h> -#include <string.h> - -#include <openssl/lhash.h> -#include <openssl/objects.h> -#include <openssl/safestack.h> - -/* 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; -static int names_type_num=OBJ_NAME_TYPE_NUM; - -typedef struct name_funcs_st - { - unsigned long (*hash_func)(); - int (*cmp_func)(); - void (*free_func)(); - } NAME_FUNCS; - -DECLARE_STACK_OF(NAME_FUNCS) -IMPLEMENT_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); - -int OBJ_NAME_init(void) - { - if (names_lh != NULL) return(1); - MemCheck_off(); - names_lh=lh_new(obj_name_hash,obj_name_cmp); - MemCheck_on(); - return(names_lh != NULL); - } - -int OBJ_NAME_new_index(unsigned long (*hash_func)(const char *), - int (*cmp_func)(const void *, const void *), - void (*free_func)(const char *, int, const char *)) - { - int ret; - int i; - NAME_FUNCS *name_funcs; - - if (name_funcs_stack == NULL) - { - MemCheck_off(); - name_funcs_stack=sk_NAME_FUNCS_new_null(); - MemCheck_on(); - } - if ((name_funcs_stack == NULL)) - { - /* ERROR */ - return(0); - } - ret=names_type_num; - names_type_num++; - for (i=sk_NAME_FUNCS_num(name_funcs_stack); i<names_type_num; i++) - { - MemCheck_off(); - name_funcs = OPENSSL_malloc(sizeof(NAME_FUNCS)); - MemCheck_on(); - if (!name_funcs) return(0); - name_funcs->hash_func = lh_strhash; - name_funcs->cmp_func = (int (*)())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*/ - MemCheck_off(); - sk_NAME_FUNCS_push(name_funcs_stack,name_funcs); - MemCheck_on(); - } - name_funcs = sk_NAME_FUNCS_value(name_funcs_stack, ret); - if (hash_func != NULL) - name_funcs->hash_func = hash_func; - if (cmp_func != NULL) - name_funcs->cmp_func = cmp_func; - if (free_func != NULL) - name_funcs->free_func = free_func; - return(ret); - } - -static int obj_name_cmp(OBJ_NAME *a, OBJ_NAME *b) - { - int ret; - - 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); - } - else - ret=strcmp(a->name,b->name); - } - return(ret); - } - -static unsigned long obj_name_hash(OBJ_NAME *a) - { - unsigned long ret; - - 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); - } - else - { - ret=lh_strhash(a->name); - } - ret^=a->type; - return(ret); - } - -const char *OBJ_NAME_get(const char *name, int type) - { - OBJ_NAME on,*ret; - int num=0,alias; - - if (name == NULL) return(NULL); - if ((names_lh == NULL) && !OBJ_NAME_init()) return(NULL); - - alias=type&OBJ_NAME_ALIAS; - type&= ~OBJ_NAME_ALIAS; - - on.name=name; - on.type=type; - - for (;;) - { - ret=(OBJ_NAME *)lh_retrieve(names_lh,&on); - if (ret == NULL) return(NULL); - if ((ret->alias) && !alias) - { - if (++num > 10) return(NULL); - on.name=ret->data; - } - else - { - return(ret->data); - } - } - } - -int OBJ_NAME_add(const char *name, int type, const char *data) - { - OBJ_NAME *onp,*ret; - int alias; - - if ((names_lh == NULL) && !OBJ_NAME_init()) return(0); - - alias=type&OBJ_NAME_ALIAS; - type&= ~OBJ_NAME_ALIAS; - - onp=(OBJ_NAME *)OPENSSL_malloc(sizeof(OBJ_NAME)); - if (onp == NULL) - { - /* ERROR */ - return(0); - } - - onp->name=name; - onp->alias=alias; - onp->type=type; - onp->data=data; - - ret=(OBJ_NAME *)lh_insert(names_lh,onp); - if (ret != NULL) - { - /* free things */ - if ((name_funcs_stack != NULL) && (sk_NAME_FUNCS_num(name_funcs_stack) > ret->type)) - { - /* XXX: I'm not sure I understand why the free - * function should get three arguments... - * -- Richard Levitte - */ - sk_NAME_FUNCS_value(name_funcs_stack,ret->type) - ->free_func(ret->name,ret->type,ret->data); - } - OPENSSL_free(ret); - } - else - { - if (lh_error(names_lh)) - { - /* ERROR */ - return(0); - } - } - return(1); - } - -int OBJ_NAME_remove(const char *name, int type) - { - OBJ_NAME on,*ret; - - if (names_lh == NULL) return(0); - - type&= ~OBJ_NAME_ALIAS; - on.name=name; - on.type=type; - ret=(OBJ_NAME *)lh_delete(names_lh,&on); - if (ret != NULL) - { - /* free things */ - if ((name_funcs_stack != NULL) && (sk_NAME_FUNCS_num(name_funcs_stack) > ret->type)) - { - /* XXX: I'm not sure I understand why the free - * function should get three arguments... - * -- Richard Levitte - */ - sk_NAME_FUNCS_value(name_funcs_stack,ret->type) - ->free_func(ret->name,ret->type,ret->data); - } - OPENSSL_free(ret); - return(1); - } - else - return(0); - } - -static int free_type; - -static void names_lh_free(OBJ_NAME *onp, int type) -{ - if(onp == NULL) - return; - - if ((free_type < 0) || (free_type == onp->type)) - { - OBJ_NAME_remove(onp->name,onp->type); - } - } - -static void name_funcs_free(NAME_FUNCS *ptr) - { - OPENSSL_free(ptr); - } - -void OBJ_NAME_cleanup(int type) - { - unsigned long down_load; - - if (names_lh == NULL) return; - - free_type=type; - down_load=names_lh->down_load; - names_lh->down_load=0; - - lh_doall(names_lh,names_lh_free); - if (type < 0) - { - lh_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; - } - |