1 files changed, 157 insertions, 174 deletions

diff --git a/crypto/engine/eng_cnf.c b/crypto/engine/eng_cnf.c
index 95c4070015..f09bec4e9a 100644
--- a/crypto/engine/eng_cnf.c
+++ b/crypto/engine/eng_cnf.c
@@ -1,6 +1,7 @@
 /* eng_cnf.c */
-/* Written by Stephen Henson (steve@openssl.org) for the OpenSSL
- * project 2001.
+/*
+ * Written by Stephen Henson (steve@openssl.org) for the OpenSSL project
+ * 2001.
  */
 /* ====================================================================
  * Copyright (c) 2001 The OpenSSL Project.  All rights reserved.
@@ -10,7 +11,7 @@
  * are met:
  *
  * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer. 
+ *    notice, this list of conditions and the following disclaimer.
  *
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in
@@ -64,196 +65,178 @@
 /* ENGINE config module */
 
 static char *skip_dot(char *name)
-	{
-	char *p;
-	p = strchr(name, '.');
-	if (p)
-		return p + 1;
-	return name;
-	}
+{
+    char *p;
+    p = strchr(name, '.');
+    if (p)
+        return p + 1;
+    return name;
+}
 
 static STACK_OF(ENGINE) *initialized_engines = NULL;
 
 static int int_engine_init(ENGINE *e)
-	{
-	if (!ENGINE_init(e))
-		return 0;
-	if (!initialized_engines)
-		initialized_engines = sk_ENGINE_new_null();
-	if (!initialized_engines || !sk_ENGINE_push(initialized_engines, e))
-		{
-		ENGINE_finish(e);
-		return 0;
-		}
-	return 1;
-	}
-	
+{
+    if (!ENGINE_init(e))
+        return 0;
+    if (!initialized_engines)
+        initialized_engines = sk_ENGINE_new_null();
+    if (!initialized_engines || !sk_ENGINE_push(initialized_engines, e)) {
+        ENGINE_finish(e);
+        return 0;
+    }
+    return 1;
+}
 
 static int int_engine_configure(char *name, char *value, const CONF *cnf)
-	{
-	int i;
-	int ret = 0;
-	long do_init = -1;
-	STACK_OF(CONF_VALUE) *ecmds;
-	CONF_VALUE *ecmd = NULL;
-	char *ctrlname, *ctrlvalue;
-	ENGINE *e = NULL;
-	int soft = 0;
-
-	name = skip_dot(name);
+{
+    int i;
+    int ret = 0;
+    long do_init = -1;
+    STACK_OF(CONF_VALUE) *ecmds;
+    CONF_VALUE *ecmd = NULL;
+    char *ctrlname, *ctrlvalue;
+    ENGINE *e = NULL;
+    int soft = 0;
+
+    name = skip_dot(name);
 #ifdef ENGINE_CONF_DEBUG
-	fprintf(stderr, "Configuring engine %s\n", name);
+    fprintf(stderr, "Configuring engine %s\n", name);
 #endif
-	/* Value is a section containing ENGINE commands */
-	ecmds = NCONF_get_section(cnf, value);
-
-	if (!ecmds)
-		{
-		ENGINEerr(ENGINE_F_INT_ENGINE_CONFIGURE, ENGINE_R_ENGINE_SECTION_ERROR);
-		return 0;
-		}
-
-	for (i = 0; i < sk_CONF_VALUE_num(ecmds); i++)
-		{
-		ecmd = sk_CONF_VALUE_value(ecmds, i);
-		ctrlname = skip_dot(ecmd->name);
-		ctrlvalue = ecmd->value;
+    /* Value is a section containing ENGINE commands */
+    ecmds = NCONF_get_section(cnf, value);
+
+    if (!ecmds) {
+        ENGINEerr(ENGINE_F_INT_ENGINE_CONFIGURE,
+                  ENGINE_R_ENGINE_SECTION_ERROR);
+        return 0;
+    }
+
+    for (i = 0; i < sk_CONF_VALUE_num(ecmds); i++) {
+        ecmd = sk_CONF_VALUE_value(ecmds, i);
+        ctrlname = skip_dot(ecmd->name);
+        ctrlvalue = ecmd->value;
 #ifdef ENGINE_CONF_DEBUG
-	fprintf(stderr, "ENGINE conf: doing ctrl(%s,%s)\n", ctrlname, ctrlvalue);
+        fprintf(stderr, "ENGINE conf: doing ctrl(%s,%s)\n", ctrlname,
+                ctrlvalue);
 #endif
 
-		/* First handle some special pseudo ctrls */
-
-		/* Override engine name to use */
-		if (!strcmp(ctrlname, "engine_id"))
-			name = ctrlvalue;
-		else if (!strcmp(ctrlname, "soft_load"))
-			soft = 1;
-		/* Load a dynamic ENGINE */
-		else if (!strcmp(ctrlname, "dynamic_path"))
-			{
-			e = ENGINE_by_id("dynamic");
-			if (!e)
-				goto err;
-			if (!ENGINE_ctrl_cmd_string(e, "SO_PATH", ctrlvalue, 0))
-				goto err;
-			if (!ENGINE_ctrl_cmd_string(e, "LIST_ADD", "2", 0))
-				goto err;
-			if (!ENGINE_ctrl_cmd_string(e, "LOAD", NULL, 0))
-				goto err;
-			}
-		/* ... add other pseudos here ... */
-		else
-			{
-			/* At this point we need an ENGINE structural reference
-			 * if we don't already have one.
-			 */
-			if (!e)
-				{
-				e = ENGINE_by_id(name);
-				if (!e && soft)
-					{
-					ERR_clear_error();
-					return 1;
-					}
-				if (!e)
-					goto err;
-				}
-			/* Allow "EMPTY" to mean no value: this allows a valid
-			 * "value" to be passed to ctrls of type NO_INPUT
-		 	 */
-			if (!strcmp(ctrlvalue, "EMPTY"))
-				ctrlvalue = NULL;
-			if (!strcmp(ctrlname, "init"))
-				{
-				if (!NCONF_get_number_e(cnf, value, "init", &do_init))
-					goto err;
-				if (do_init == 1)
-					{
-					if (!int_engine_init(e))
-						goto err;
-					}
-				else if (do_init != 0)
-					{
-					ENGINEerr(ENGINE_F_INT_ENGINE_CONFIGURE, ENGINE_R_INVALID_INIT_VALUE);
-					goto err;
-					}
-				}
-			else if (!strcmp(ctrlname, "default_algorithms"))
-				{
-				if (!ENGINE_set_default_string(e, ctrlvalue))
-					goto err;
-				}
-			else if (!ENGINE_ctrl_cmd_string(e,
-					ctrlname, ctrlvalue, 0))
-				goto err;
-			}
-
-
-
-		}
-	if (e && (do_init == -1) && !int_engine_init(e))
-		{
-		ecmd = NULL;
-		goto err;
-		}
-	ret = 1;
-	err:
-	if (ret != 1)
-		{
-		ENGINEerr(ENGINE_F_INT_ENGINE_CONFIGURE, ENGINE_R_ENGINE_CONFIGURATION_ERROR);
-		if (ecmd)
-			ERR_add_error_data(6, "section=", ecmd->section, 
-						", name=", ecmd->name,
-						", value=", ecmd->value);
-		}
-	if (e)
-		ENGINE_free(e);
-	return ret;
-	}
-
+        /* First handle some special pseudo ctrls */
+
+        /* Override engine name to use */
+        if (!strcmp(ctrlname, "engine_id"))
+            name = ctrlvalue;
+        else if (!strcmp(ctrlname, "soft_load"))
+            soft = 1;
+        /* Load a dynamic ENGINE */
+        else if (!strcmp(ctrlname, "dynamic_path")) {
+            e = ENGINE_by_id("dynamic");
+            if (!e)
+                goto err;
+            if (!ENGINE_ctrl_cmd_string(e, "SO_PATH", ctrlvalue, 0))
+                goto err;
+            if (!ENGINE_ctrl_cmd_string(e, "LIST_ADD", "2", 0))
+                goto err;
+            if (!ENGINE_ctrl_cmd_string(e, "LOAD", NULL, 0))
+                goto err;
+        }
+        /* ... add other pseudos here ... */
+        else {
+            /*
+             * At this point we need an ENGINE structural reference if we
+             * don't already have one.
+             */
+            if (!e) {
+                e = ENGINE_by_id(name);
+                if (!e && soft) {
+                    ERR_clear_error();
+                    return 1;
+                }
+                if (!e)
+                    goto err;
+            }
+            /*
+             * Allow "EMPTY" to mean no value: this allows a valid "value" to
+             * be passed to ctrls of type NO_INPUT
+             */
+            if (!strcmp(ctrlvalue, "EMPTY"))
+                ctrlvalue = NULL;
+            if (!strcmp(ctrlname, "init")) {
+                if (!NCONF_get_number_e(cnf, value, "init", &do_init))
+                    goto err;
+                if (do_init == 1) {
+                    if (!int_engine_init(e))
+                        goto err;
+                } else if (do_init != 0) {
+                    ENGINEerr(ENGINE_F_INT_ENGINE_CONFIGURE,
+                              ENGINE_R_INVALID_INIT_VALUE);
+                    goto err;
+                }
+            } else if (!strcmp(ctrlname, "default_algorithms")) {
+                if (!ENGINE_set_default_string(e, ctrlvalue))
+                    goto err;
+            } else if (!ENGINE_ctrl_cmd_string(e, ctrlname, ctrlvalue, 0))
+                goto err;
+        }
+
+    }
+    if (e && (do_init == -1) && !int_engine_init(e)) {
+        ecmd = NULL;
+        goto err;
+    }
+    ret = 1;
+ err:
+    if (ret != 1) {
+        ENGINEerr(ENGINE_F_INT_ENGINE_CONFIGURE,
+                  ENGINE_R_ENGINE_CONFIGURATION_ERROR);
+        if (ecmd)
+            ERR_add_error_data(6, "section=", ecmd->section,
+                               ", name=", ecmd->name,
+                               ", value=", ecmd->value);
+    }
+    if (e)
+        ENGINE_free(e);
+    return ret;
+}
 
 static int int_engine_module_init(CONF_IMODULE *md, const CONF *cnf)
-	{
-	STACK_OF(CONF_VALUE) *elist;
-	CONF_VALUE *cval;
-	int i;
+{
+    STACK_OF(CONF_VALUE) *elist;
+    CONF_VALUE *cval;
+    int i;
 #ifdef ENGINE_CONF_DEBUG
-	fprintf(stderr, "Called engine module: name %s, value %s\n",
-			CONF_imodule_get_name(md), CONF_imodule_get_value(md));
+    fprintf(stderr, "Called engine module: name %s, value %s\n",
+            CONF_imodule_get_name(md), CONF_imodule_get_value(md));
 #endif
-	/* Value is a section containing ENGINEs to configure */
-	elist = NCONF_get_section(cnf, CONF_imodule_get_value(md));
+    /* Value is a section containing ENGINEs to configure */
+    elist = NCONF_get_section(cnf, CONF_imodule_get_value(md));
 
-	if (!elist)
-		{
-		ENGINEerr(ENGINE_F_INT_ENGINE_MODULE_INIT, ENGINE_R_ENGINES_SECTION_ERROR);
-		return 0;
-		}
+    if (!elist) {
+        ENGINEerr(ENGINE_F_INT_ENGINE_MODULE_INIT,
+                  ENGINE_R_ENGINES_SECTION_ERROR);
+        return 0;
+    }
 
-	for (i = 0; i < sk_CONF_VALUE_num(elist); i++)
-		{
-		cval = sk_CONF_VALUE_value(elist, i);
-		if (!int_engine_configure(cval->name, cval->value, cnf))
-			return 0;
-		}
+    for (i = 0; i < sk_CONF_VALUE_num(elist); i++) {
+        cval = sk_CONF_VALUE_value(elist, i);
+        if (!int_engine_configure(cval->name, cval->value, cnf))
+            return 0;
+    }
 
-	return 1;
-	}
+    return 1;
+}
 
 static void int_engine_module_finish(CONF_IMODULE *md)
-	{
-	ENGINE *e;
-	while ((e = sk_ENGINE_pop(initialized_engines)))
-		ENGINE_finish(e);
-	sk_ENGINE_free(initialized_engines);
-	initialized_engines = NULL;
-	}
-	
+{
+    ENGINE *e;
+    while ((e = sk_ENGINE_pop(initialized_engines)))
+        ENGINE_finish(e);
+    sk_ENGINE_free(initialized_engines);
+    initialized_engines = NULL;
+}
 
 void ENGINE_add_conf_module(void)
-	{
-	CONF_module_add("engines",
-			int_engine_module_init,
-			int_engine_module_finish);
-	}
+{
+    CONF_module_add("engines",
+                    int_engine_module_init, int_engine_module_finish);
+}