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-rw-r--r--crypto/objects/o_names.c582
1 files changed, 288 insertions, 294 deletions
diff --git a/crypto/objects/o_names.c b/crypto/objects/o_names.c
index 4a548c2ed497..c6774f4578db 100644
--- a/crypto/objects/o_names.c
+++ b/crypto/objects/o_names.c
@@ -8,7 +8,8 @@
#include <openssl/safestack.h>
#include <openssl/e_os2.h>
-/* Later versions of DEC C has started to add lnkage information to certain
+/*
+ * 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.
@@ -19,354 +20,347 @@
# define OPENSSL_strcmp strcmp
#endif
-/* I use the ex_data stuff to manage the identifiers for the obj_name_types
+/*
+ * 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.
*/
DECLARE_LHASH_OF(OBJ_NAME);
-static LHASH_OF(OBJ_NAME) *names_lh=NULL;
-static int names_type_num=OBJ_NAME_TYPE_NUM;
+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)(const char *name);
- int (*cmp_func)(const char *a,const char *b);
- void (*free_func)(const char *, int, const char *);
- } NAME_FUNCS;
+typedef struct name_funcs_st {
+ 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)
IMPLEMENT_STACK_OF(NAME_FUNCS)
static STACK_OF(NAME_FUNCS) *name_funcs_stack;
-/* 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. */
+/*
+ * 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 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_OBJ_NAME_new();
- MemCheck_on();
- return(names_lh != NULL);
- }
-
-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;
- 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)
- {
- OBJerr(OBJ_F_OBJ_NAME_NEW_INDEX,ERR_R_MALLOC_FAILURE);
- return(0);
- }
- name_funcs->hash_func = lh_strhash;
- 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*/
- 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);
- }
+{
+ if (names_lh != NULL)
+ return (1);
+ MemCheck_off();
+ names_lh = lh_OBJ_NAME_new();
+ MemCheck_on();
+ return (names_lh != NULL);
+}
+
+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;
+ 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) {
+ OBJerr(OBJ_F_OBJ_NAME_NEW_INDEX, ERR_R_MALLOC_FAILURE);
+ return (0);
+ }
+ name_funcs->hash_func = lh_strhash;
+ 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 */
+ 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) */
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);
- }
- else
- ret=strcmp(a->name,b->name);
- }
- return(ret);
- }
+{
+ 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);
+ } else
+ ret = strcmp(a->name, b->name);
+ }
+ return (ret);
+}
/* 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);
- }
- else
- {
- ret=lh_strhash(a->name);
- }
- ret^=a->type;
- return(ret);
- }
+{
+ 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);
+ } 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=lh_OBJ_NAME_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);
- }
- }
- }
+{
+ 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 = lh_OBJ_NAME_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=lh_OBJ_NAME_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_OBJ_NAME_error(names_lh))
- {
- /* ERROR */
- return(0);
- }
- }
- return(1);
- }
+{
+ 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 = lh_OBJ_NAME_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_OBJ_NAME_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=lh_OBJ_NAME_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);
- }
-
-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);
- }
+{
+ OBJ_NAME on, *ret;
+
+ if (names_lh == NULL)
+ return (0);
+
+ type &= ~OBJ_NAME_ALIAS;
+ on.name = name;
+ on.type = type;
+ ret = lh_OBJ_NAME_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);
+}
+
+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;
+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;
+ 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);
- }
+ 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;
- };
+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_;
+static void do_all_sorted_fn(const OBJ_NAME *name, void *d_)
+{
+ struct doall_sorted *d = d_;
- if(name->type != d->type)
- return;
+ if (name->type != d->type)
+ return;
- d->names[d->n++]=name;
- }
+ 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_;
+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);
- }
+ 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;
+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);
+ d.type = type;
+ d.names =
+ OPENSSL_malloc(lh_OBJ_NAME_num_items(names_lh) * sizeof *d.names);
+ /* Really should return an error if !d.names...but its a void function! */
+ if(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);
+ 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);
+ for (n = 0; n < d.n; ++n)
+ fn(d.names[n], arg);
- OPENSSL_free((void *)d.names);
- }
+ OPENSSL_free((void *)d.names);
+ }
+}
static int free_type;
static void names_lh_free_doall(OBJ_NAME *onp)
- {
- if (onp == NULL)
- return;
+{
+ if (onp == NULL)
+ return;
- if (free_type < 0 || free_type == onp->type)
- OBJ_NAME_remove(onp->name,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)
- {
- OPENSSL_free(ptr);
- }
+{
+ OPENSSL_free(ptr);
+}
void OBJ_NAME_cleanup(int type)
- {
- unsigned long down_load;
-
- if (names_lh == NULL) return;
-
- free_type=type;
- down_load=lh_OBJ_NAME_down_load(names_lh);
- lh_OBJ_NAME_down_load(names_lh)=0;
-
- lh_OBJ_NAME_doall(names_lh,LHASH_DOALL_FN(names_lh_free));
- if (type < 0)
- {
- 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
- lh_OBJ_NAME_down_load(names_lh)=down_load;
- }
-
+{
+ unsigned long down_load;
+
+ if (names_lh == NULL)
+ return;
+
+ free_type = type;
+ down_load = lh_OBJ_NAME_down_load(names_lh);
+ lh_OBJ_NAME_down_load(names_lh) = 0;
+
+ lh_OBJ_NAME_doall(names_lh, LHASH_DOALL_FN(names_lh_free));
+ if (type < 0) {
+ 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
+ lh_OBJ_NAME_down_load(names_lh) = down_load;
+}