Run util/openssl-format-source -v -c .
[openssl.git] / crypto / conf / conf_api.c
index f5fcbb9f6b15d973837987130362f58c9d0154c2..4cf7553376e6268f6365fe63bc70e1d3fa459e7b 100644 (file)
@@ -5,21 +5,21 @@
  * This package is an SSL implementation written
  * by Eric Young (eay@cryptsoft.com).
  * The implementation was written so as to conform with Netscapes SSL.
- * 
+ *
  * This library is free for commercial and non-commercial use as long as
  * the following conditions are aheared to.  The following conditions
  * apply to all code found in this distribution, be it the RC4, RSA,
  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  * included with this distribution is covered by the same copyright terms
  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- * 
+ *
  * Copyright remains Eric Young's, and as such any Copyright notices in
  * the code are not to be removed.
  * If this package is used in a product, Eric Young should be given attribution
  * as the author of the parts of the library used.
  * This can be in the form of a textual message at program startup or
  * in documentation (online or textual) provided with the package.
- * 
+ *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *     Eric Young (eay@cryptsoft.com)"
  *    The word 'cryptographic' can be left out if the rouines from the library
  *    being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from 
+ * 4. If you include any Windows specific code (or a derivative thereof) from
  *    the apps directory (application code) you must include an acknowledgement:
  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- * 
+ *
  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
@@ -49,7 +49,7 @@
  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
- * 
+ *
  * The licence and distribution terms for any publically available version or
  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  * copied and put under another distribution licence
@@ -59,7 +59,7 @@
 /* Part of the code in here was originally in conf.c, which is now removed */
 
 #ifndef CONF_DEBUG
-# undef NDEBUG /* avoid conflicting definitions */
+# undef NDEBUG                  /* avoid conflicting definitions */
 # define NDEBUG
 #endif
 
 #include "e_os.h"
 
 static void value_free_hash_doall_arg(CONF_VALUE *a,
-                                     LHASH_OF(CONF_VALUE) *conf);
+                                      LHASH_OF(CONF_VALUE) *conf);
 static void value_free_stack_doall(CONF_VALUE *a);
 static IMPLEMENT_LHASH_DOALL_ARG_FN(value_free_hash, CONF_VALUE,
-                                   LHASH_OF(CONF_VALUE))
+                                    LHASH_OF(CONF_VALUE))
 static IMPLEMENT_LHASH_DOALL_FN(value_free_stack, CONF_VALUE)
 
 /* Up until OpenSSL 0.9.5a, this was get_section */
 CONF_VALUE *_CONF_get_section(const CONF *conf, const char *section)
-       {
-       CONF_VALUE *v,vv;
+{
+    CONF_VALUE *v, vv;
 
-       if ((conf == NULL) || (section == NULL)) return(NULL);
-       vv.name=NULL;
-       vv.section=(char *)section;
-       v=lh_CONF_VALUE_retrieve(conf->data,&vv);
-       return(v);
-       }
+    if ((conf == NULL) || (section == NULL))
+        return (NULL);
+    vv.name = NULL;
+    vv.section = (char *)section;
+    v = lh_CONF_VALUE_retrieve(conf->data, &vv);
+    return (v);
+}
 
 /* Up until OpenSSL 0.9.5a, this was CONF_get_section */
 STACK_OF(CONF_VALUE) *_CONF_get_section_values(const CONF *conf,
-                                              const char *section)
-       {
-       CONF_VALUE *v;
+                                               const char *section)
+{
+    CONF_VALUE *v;
 
-       v=_CONF_get_section(conf,section);
-       if (v != NULL)
-               return((STACK_OF(CONF_VALUE) *)v->value);
-       else
-               return(NULL);
-       }
+    v = _CONF_get_section(conf, section);
+    if (v != NULL)
+        return ((STACK_OF(CONF_VALUE) *)v->value);
+    else
+        return (NULL);
+}
 
 int _CONF_add_string(CONF *conf, CONF_VALUE *section, CONF_VALUE *value)
-       {
-       CONF_VALUE *v = NULL;
-       STACK_OF(CONF_VALUE) *ts;
-
-       ts = (STACK_OF(CONF_VALUE) *)section->value;
-
-       value->section=section->section;        
-       if (!sk_CONF_VALUE_push(ts,value))
-               {
-               return 0;
-               }
-
-       v = lh_CONF_VALUE_insert(conf->data, value);
-       if (v != NULL)
-               {
-               (void)sk_CONF_VALUE_delete_ptr(ts,v);
-               OPENSSL_free(v->name);
-               OPENSSL_free(v->value);
-               OPENSSL_free(v);
-               }
-       return 1;
-       }
-
-char *_CONF_get_string(const CONF *conf, const char *section, const char *name)
-       {
-       CONF_VALUE *v,vv;
-       char *p;
-
-       if (name == NULL) return(NULL);
-       if (conf != NULL)
-               {
-               if (section != NULL)
-                       {
-                       vv.name=(char *)name;
-                       vv.section=(char *)section;
-                       v=lh_CONF_VALUE_retrieve(conf->data,&vv);
-                       if (v != NULL) return(v->value);
-                       if (strcmp(section,"ENV") == 0)
-                               {
-                               p=getenv(name);
-                               if (p != NULL) return(p);
-                               }
-                       }
-               vv.section="default";
-               vv.name=(char *)name;
-               v=lh_CONF_VALUE_retrieve(conf->data,&vv);
-               if (v != NULL)
-                       return(v->value);
-               else
-                       return(NULL);
-               }
-       else
-               return(getenv(name));
-       }
-
-#if 0 /* There's no way to provide error checking with this function, so
-        force implementors of the higher levels to get a string and read
-        the number themselves. */
+{
+    CONF_VALUE *v = NULL;
+    STACK_OF(CONF_VALUE) *ts;
+
+    ts = (STACK_OF(CONF_VALUE) *)section->value;
+
+    value->section = section->section;
+    if (!sk_CONF_VALUE_push(ts, value)) {
+        return 0;
+    }
+
+    v = lh_CONF_VALUE_insert(conf->data, value);
+    if (v != NULL) {
+        (void)sk_CONF_VALUE_delete_ptr(ts, v);
+        OPENSSL_free(v->name);
+        OPENSSL_free(v->value);
+        OPENSSL_free(v);
+    }
+    return 1;
+}
+
+char *_CONF_get_string(const CONF *conf, const char *section,
+                       const char *name)
+{
+    CONF_VALUE *v, vv;
+    char *p;
+
+    if (name == NULL)
+        return (NULL);
+    if (conf != NULL) {
+        if (section != NULL) {
+            vv.name = (char *)name;
+            vv.section = (char *)section;
+            v = lh_CONF_VALUE_retrieve(conf->data, &vv);
+            if (v != NULL)
+                return (v->value);
+            if (strcmp(section, "ENV") == 0) {
+                p = getenv(name);
+                if (p != NULL)
+                    return (p);
+            }
+        }
+        vv.section = "default";
+        vv.name = (char *)name;
+        v = lh_CONF_VALUE_retrieve(conf->data, &vv);
+        if (v != NULL)
+            return (v->value);
+        else
+            return (NULL);
+    } else
+        return (getenv(name));
+}
+
+#if 0                           /* There's no way to provide error checking
+                                 * with this function, so force implementors
+                                 * of the higher levels to get a string and
+                                 * read the number themselves. */
 long _CONF_get_number(CONF *conf, char *section, char *name)
-       {
-       char *str;
-       long ret=0;
-
-       str=_CONF_get_string(conf,section,name);
-       if (str == NULL) return(0);
-       for (;;)
-               {
-               if (conf->meth->is_number(conf, *str))
-                       ret=ret*10+conf->meth->to_int(conf, *str);
-               else
-                       return(ret);
-               str++;
-               }
-       }
+{
+    char *str;
+    long ret = 0;
+
+    str = _CONF_get_string(conf, section, name);
+    if (str == NULL)
+        return (0);
+    for (;;) {
+        if (conf->meth->is_number(conf, *str))
+            ret = ret * 10 + conf->meth->to_int(conf, *str);
+        else
+            return (ret);
+        str++;
+    }
+}
 #endif
 
 static unsigned long conf_value_hash(const CONF_VALUE *v)
-       {
-       return (lh_strhash(v->section)<<2)^lh_strhash(v->name);
-       }
+{
+    return (lh_strhash(v->section) << 2) ^ lh_strhash(v->name);
+}
+
 static IMPLEMENT_LHASH_HASH_FN(conf_value, CONF_VALUE)
 
 static int conf_value_cmp(const CONF_VALUE *a, const CONF_VALUE *b)
-       {
-       int i;
-
-       if (a->section != b->section)
-               {
-               i=strcmp(a->section,b->section);
-               if (i) return(i);
-               }
-
-       if ((a->name != NULL) && (b->name != NULL))
-               {
-               i=strcmp(a->name,b->name);
-               return(i);
-               }
-       else if (a->name == b->name)
-               return(0);
-       else
-               return((a->name == NULL)?-1:1);
-       }
+{
+    int i;
+
+    if (a->section != b->section) {
+        i = strcmp(a->section, b->section);
+        if (i)
+            return (i);
+    }
+
+    if ((a->name != NULL) && (b->name != NULL)) {
+        i = strcmp(a->name, b->name);
+        return (i);
+    } else if (a->name == b->name)
+        return (0);
+    else
+        return ((a->name == NULL) ? -1 : 1);
+}
+
 static IMPLEMENT_LHASH_COMP_FN(conf_value, CONF_VALUE)
 
 int _CONF_new_data(CONF *conf)
-       {
-       if (conf == NULL)
-               {
-               return 0;
-               }
-       if (conf->data == NULL)
-               if ((conf->data = lh_CONF_VALUE_new()) == NULL)
-                       {
-                       return 0;
-                       }
-       return 1;
-       }
+{
+    if (conf == NULL) {
+        return 0;
+    }
+    if (conf->data == NULL)
+        if ((conf->data = lh_CONF_VALUE_new()) == NULL) {
+            return 0;
+        }
+    return 1;
+}
 
 void _CONF_free_data(CONF *conf)
-       {
-       if (conf == NULL || conf->data == NULL) return;
-
-       lh_CONF_VALUE_down_load(conf->data)=0; /* evil thing to make
-                                 * sure the 'OPENSSL_free()' works as
-                                 * expected */
-       lh_CONF_VALUE_doall_arg(conf->data,
-                               LHASH_DOALL_ARG_FN(value_free_hash),
-                               LHASH_OF(CONF_VALUE), conf->data);
-
-       /* We now have only 'section' entries in the hash table.
-        * Due to problems with */
+{
+    if (conf == NULL || conf->data == NULL)
+        return;
+
+    lh_CONF_VALUE_down_load(conf->data) = 0; /* evil thing to make * sure the
+                                              * 'OPENSSL_free()' works as *
+                                              * expected */
+    lh_CONF_VALUE_doall_arg(conf->data,
+                            LHASH_DOALL_ARG_FN(value_free_hash),
+                            LHASH_OF(CONF_VALUE), conf->data);
+
+    /*
+     * We now have only 'section' entries in the hash table. Due to problems
+     * with
+     */
+
+    lh_CONF_VALUE_doall(conf->data, LHASH_DOALL_FN(value_free_stack));
+    lh_CONF_VALUE_free(conf->data);
+}
 
-       lh_CONF_VALUE_doall(conf->data, LHASH_DOALL_FN(value_free_stack));
-       lh_CONF_VALUE_free(conf->data);
-       }
-
-static void value_free_hash_doall_arg(CONF_VALUE *a, LHASH_OF(CONF_VALUE) *conf)
-       {
-       if (a->name != NULL)
-               (void)lh_CONF_VALUE_delete(conf,a);
-       }
+static void value_free_hash_doall_arg(CONF_VALUE *a,
+                                      LHASH_OF(CONF_VALUE) *conf)
+{
+    if (a->name != NULL)
+        (void)lh_CONF_VALUE_delete(conf, a);
+}
 
 static void value_free_stack_doall(CONF_VALUE *a)
-       {
-       CONF_VALUE *vv;
-       STACK_OF(CONF_VALUE) *sk;
-       int i;
-
-       if (a->name != NULL) return;
-
-       sk=(STACK_OF(CONF_VALUE) *)a->value;
-       for (i=sk_CONF_VALUE_num(sk)-1; i>=0; i--)
-               {
-               vv=sk_CONF_VALUE_value(sk,i);
-               OPENSSL_free(vv->value);
-               OPENSSL_free(vv->name);
-               OPENSSL_free(vv);
-               }
-       if (sk != NULL) sk_CONF_VALUE_free(sk);
-       OPENSSL_free(a->section);
-       OPENSSL_free(a);
-       }
+{
+    CONF_VALUE *vv;
+    STACK_OF(CONF_VALUE) *sk;
+    int i;
+
+    if (a->name != NULL)
+        return;
+
+    sk = (STACK_OF(CONF_VALUE) *)a->value;
+    for (i = sk_CONF_VALUE_num(sk) - 1; i >= 0; i--) {
+        vv = sk_CONF_VALUE_value(sk, i);
+        OPENSSL_free(vv->value);
+        OPENSSL_free(vv->name);
+        OPENSSL_free(vv);
+    }
+    if (sk != NULL)
+        sk_CONF_VALUE_free(sk);
+    OPENSSL_free(a->section);
+    OPENSSL_free(a);
+}
 
 /* Up until OpenSSL 0.9.5a, this was new_section */
 CONF_VALUE *_CONF_new_section(CONF *conf, const char *section)
-       {
-       STACK_OF(CONF_VALUE) *sk=NULL;
-       int ok=0,i;
-       CONF_VALUE *v=NULL,*vv;
-
-       if ((sk=sk_CONF_VALUE_new_null()) == NULL)
-               goto err;
-       if ((v=OPENSSL_malloc(sizeof(CONF_VALUE))) == NULL)
-               goto err;
-       i=strlen(section)+1;
-       if ((v->section=OPENSSL_malloc(i)) == NULL)
-               goto err;
-
-       memcpy(v->section,section,i);
-       v->name=NULL;
-       v->value=(char *)sk;
-       
-       vv=lh_CONF_VALUE_insert(conf->data,v);
-       OPENSSL_assert(vv == NULL);
-       ok=1;
-err:
-       if (!ok)
-               {
-               if (sk != NULL) sk_CONF_VALUE_free(sk);
-               if (v != NULL) OPENSSL_free(v);
-               v=NULL;
-               }
-       return(v);
-       }
+{
+    STACK_OF(CONF_VALUE) *sk = NULL;
+    int ok = 0, i;
+    CONF_VALUE *v = NULL, *vv;
+
+    if ((sk = sk_CONF_VALUE_new_null()) == NULL)
+        goto err;
+    if ((v = OPENSSL_malloc(sizeof(CONF_VALUE))) == NULL)
+        goto err;
+    i = strlen(section) + 1;
+    if ((v->section = OPENSSL_malloc(i)) == NULL)
+        goto err;
+
+    memcpy(v->section, section, i);
+    v->name = NULL;
+    v->value = (char *)sk;
+
+    vv = lh_CONF_VALUE_insert(conf->data, v);
+    OPENSSL_assert(vv == NULL);
+    ok = 1;
+ err:
+    if (!ok) {
+        if (sk != NULL)
+            sk_CONF_VALUE_free(sk);
+        if (v != NULL)
+            OPENSSL_free(v);
+        v = NULL;
+    }
+    return (v);
+}
 
 IMPLEMENT_STACK_OF(CONF_VALUE)