Run util/openssl-format-source -v -c .

Reviewed-by: Tim Hudson <tjh@openssl.org>

1 files changed, 1073 insertions, 1057 deletions

diff --git a/crypto/x509v3/v3_utl.c b/crypto/x509v3/v3_utl.c
index 01c07f4836..48bddb2e66 100644
--- a/crypto/x509v3/v3_utl.c
+++ b/crypto/x509v3/v3_utl.c
@@ -1,5 +1,6 @@
 /* v3_utl.c */
-/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
+/*
+ * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
  * project.
  */
 /* ====================================================================
@@ -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
@@ -57,7 +58,6 @@
  */
 /* X509 v3 extension utilities */
 
-
 #include <stdio.h>
 #include <ctype.h>
 #include "cryptlib.h"
@@ -66,8 +66,9 @@
 #include <openssl/bn.h>
 
 static char *strip_spaces(char *name);
-static int sk_strcmp(const char * const *a, const char * const *b);
-static STACK_OF(OPENSSL_STRING) *get_email(X509_NAME *name, GENERAL_NAMES *gens);
+static int sk_strcmp(const char *const *a, const char *const *b);
+static STACK_OF(OPENSSL_STRING) *get_email(X509_NAME *name,
+                                           GENERAL_NAMES *gens);
 static void str_free(OPENSSL_STRING str);
 static int append_ia5(STACK_OF(OPENSSL_STRING) **sk, ASN1_IA5STRING *email);
 
@@ -79,1243 +80,1258 @@ static int ipv6_hex(unsigned char *out, const char *in, int inlen);
 /* Add a CONF_VALUE name value pair to stack */
 
 int X509V3_add_value(const char *name, const char *value,
-						STACK_OF(CONF_VALUE) **extlist)
+                     STACK_OF(CONF_VALUE) **extlist)
 {
-	CONF_VALUE *vtmp = NULL;
-	char *tname = NULL, *tvalue = NULL;
-	if(name && !(tname = BUF_strdup(name))) goto err;
-	if(value && !(tvalue = BUF_strdup(value))) goto err;
-	if(!(vtmp = (CONF_VALUE *)OPENSSL_malloc(sizeof(CONF_VALUE)))) goto err;
-	if(!*extlist && !(*extlist = sk_CONF_VALUE_new_null())) goto err;
-	vtmp->section = NULL;
-	vtmp->name = tname;
-	vtmp->value = tvalue;
-	if(!sk_CONF_VALUE_push(*extlist, vtmp)) goto err;
-	return 1;
-	err:
-	X509V3err(X509V3_F_X509V3_ADD_VALUE,ERR_R_MALLOC_FAILURE);
-	if(vtmp) OPENSSL_free(vtmp);
-	if(tname) OPENSSL_free(tname);
-	if(tvalue) OPENSSL_free(tvalue);
-	return 0;
+    CONF_VALUE *vtmp = NULL;
+    char *tname = NULL, *tvalue = NULL;
+    if (name && !(tname = BUF_strdup(name)))
+        goto err;
+    if (value && !(tvalue = BUF_strdup(value)))
+        goto err;
+    if (!(vtmp = (CONF_VALUE *)OPENSSL_malloc(sizeof(CONF_VALUE))))
+        goto err;
+    if (!*extlist && !(*extlist = sk_CONF_VALUE_new_null()))
+        goto err;
+    vtmp->section = NULL;
+    vtmp->name = tname;
+    vtmp->value = tvalue;
+    if (!sk_CONF_VALUE_push(*extlist, vtmp))
+        goto err;
+    return 1;
+ err:
+    X509V3err(X509V3_F_X509V3_ADD_VALUE, ERR_R_MALLOC_FAILURE);
+    if (vtmp)
+        OPENSSL_free(vtmp);
+    if (tname)
+        OPENSSL_free(tname);
+    if (tvalue)
+        OPENSSL_free(tvalue);
+    return 0;
 }
 
 int X509V3_add_value_uchar(const char *name, const unsigned char *value,
-			   STACK_OF(CONF_VALUE) **extlist)
-    {
-    return X509V3_add_value(name,(const char *)value,extlist);
-    }
+                           STACK_OF(CONF_VALUE) **extlist)
+{
+    return X509V3_add_value(name, (const char *)value, extlist);
+}
 
 /* Free function for STACK_OF(CONF_VALUE) */
 
 void X509V3_conf_free(CONF_VALUE *conf)
 {
-	if(!conf) return;
-	if(conf->name) OPENSSL_free(conf->name);
-	if(conf->value) OPENSSL_free(conf->value);
-	if(conf->section) OPENSSL_free(conf->section);
-	OPENSSL_free(conf);
+    if (!conf)
+        return;
+    if (conf->name)
+        OPENSSL_free(conf->name);
+    if (conf->value)
+        OPENSSL_free(conf->value);
+    if (conf->section)
+        OPENSSL_free(conf->section);
+    OPENSSL_free(conf);
 }
 
 int X509V3_add_value_bool(const char *name, int asn1_bool,
-						STACK_OF(CONF_VALUE) **extlist)
+                          STACK_OF(CONF_VALUE) **extlist)
 {
-	if(asn1_bool) return X509V3_add_value(name, "TRUE", extlist);
-	return X509V3_add_value(name, "FALSE", extlist);
+    if (asn1_bool)
+        return X509V3_add_value(name, "TRUE", extlist);
+    return X509V3_add_value(name, "FALSE", extlist);
 }
 
 int X509V3_add_value_bool_nf(char *name, int asn1_bool,
-						STACK_OF(CONF_VALUE) **extlist)
+                             STACK_OF(CONF_VALUE) **extlist)
 {
-	if(asn1_bool) return X509V3_add_value(name, "TRUE", extlist);
-	return 1;
+    if (asn1_bool)
+        return X509V3_add_value(name, "TRUE", extlist);
+    return 1;
 }
 
-
 char *i2s_ASN1_ENUMERATED(X509V3_EXT_METHOD *method, ASN1_ENUMERATED *a)
 {
-	BIGNUM *bntmp = NULL;
-	char *strtmp = NULL;
-	if(!a) return NULL;
-	if(!(bntmp = ASN1_ENUMERATED_to_BN(a, NULL)) ||
-	    !(strtmp = BN_bn2dec(bntmp)) )
-		X509V3err(X509V3_F_I2S_ASN1_ENUMERATED,ERR_R_MALLOC_FAILURE);
-	BN_free(bntmp);
-	return strtmp;
+    BIGNUM *bntmp = NULL;
+    char *strtmp = NULL;
+    if (!a)
+        return NULL;
+    if (!(bntmp = ASN1_ENUMERATED_to_BN(a, NULL)) ||
+        !(strtmp = BN_bn2dec(bntmp)))
+        X509V3err(X509V3_F_I2S_ASN1_ENUMERATED, ERR_R_MALLOC_FAILURE);
+    BN_free(bntmp);
+    return strtmp;
 }
 
 char *i2s_ASN1_INTEGER(X509V3_EXT_METHOD *method, ASN1_INTEGER *a)
 {
-	BIGNUM *bntmp = NULL;
-	char *strtmp = NULL;
-	if(!a) return NULL;
-	if(!(bntmp = ASN1_INTEGER_to_BN(a, NULL)) ||
-	    !(strtmp = BN_bn2dec(bntmp)) )
-		X509V3err(X509V3_F_I2S_ASN1_INTEGER,ERR_R_MALLOC_FAILURE);
-	BN_free(bntmp);
-	return strtmp;
+    BIGNUM *bntmp = NULL;
+    char *strtmp = NULL;
+    if (!a)
+        return NULL;
+    if (!(bntmp = ASN1_INTEGER_to_BN(a, NULL)) ||
+        !(strtmp = BN_bn2dec(bntmp)))
+        X509V3err(X509V3_F_I2S_ASN1_INTEGER, ERR_R_MALLOC_FAILURE);
+    BN_free(bntmp);
+    return strtmp;
 }
 
 ASN1_INTEGER *s2i_ASN1_INTEGER(X509V3_EXT_METHOD *method, char *value)
 {
-	BIGNUM *bn = NULL;
-	ASN1_INTEGER *aint;
-	int isneg, ishex;
-	int ret;
-	if (!value) {
-		X509V3err(X509V3_F_S2I_ASN1_INTEGER,X509V3_R_INVALID_NULL_VALUE);
-		return 0;
-	}
-	bn = BN_new();
-	if (value[0] == '-') {
-		value++;
-		isneg = 1;
-	} else isneg = 0;
-
-	if (value[0] == '0' && ((value[1] == 'x') || (value[1] == 'X'))) {
-		value += 2;
-		ishex = 1;
-	} else ishex = 0;
-
-	if (ishex) ret = BN_hex2bn(&bn, value);
-	else ret = BN_dec2bn(&bn, value);
-
-	if (!ret || value[ret]) {
-		BN_free(bn);
-		X509V3err(X509V3_F_S2I_ASN1_INTEGER,X509V3_R_BN_DEC2BN_ERROR);
-		return 0;
-	}
-
-	if (isneg && BN_is_zero(bn)) isneg = 0;
-
-	aint = BN_to_ASN1_INTEGER(bn, NULL);
-	BN_free(bn);
-	if (!aint) {
-		X509V3err(X509V3_F_S2I_ASN1_INTEGER,X509V3_R_BN_TO_ASN1_INTEGER_ERROR);
-		return 0;
-	}
-	if (isneg) aint->type |= V_ASN1_NEG;
-	return aint;
+    BIGNUM *bn = NULL;
+    ASN1_INTEGER *aint;
+    int isneg, ishex;
+    int ret;
+    if (!value) {
+        X509V3err(X509V3_F_S2I_ASN1_INTEGER, X509V3_R_INVALID_NULL_VALUE);
+        return 0;
+    }
+    bn = BN_new();
+    if (value[0] == '-') {
+        value++;
+        isneg = 1;
+    } else
+        isneg = 0;
+
+    if (value[0] == '0' && ((value[1] == 'x') || (value[1] == 'X'))) {
+        value += 2;
+        ishex = 1;
+    } else
+        ishex = 0;
+
+    if (ishex)
+        ret = BN_hex2bn(&bn, value);
+    else
+        ret = BN_dec2bn(&bn, value);
+
+    if (!ret || value[ret]) {
+        BN_free(bn);
+        X509V3err(X509V3_F_S2I_ASN1_INTEGER, X509V3_R_BN_DEC2BN_ERROR);
+        return 0;
+    }
+
+    if (isneg && BN_is_zero(bn))
+        isneg = 0;
+
+    aint = BN_to_ASN1_INTEGER(bn, NULL);
+    BN_free(bn);
+    if (!aint) {
+        X509V3err(X509V3_F_S2I_ASN1_INTEGER,
+                  X509V3_R_BN_TO_ASN1_INTEGER_ERROR);
+        return 0;
+    }
+    if (isneg)
+        aint->type |= V_ASN1_NEG;
+    return aint;
 }
 
 int X509V3_add_value_int(const char *name, ASN1_INTEGER *aint,
-	     STACK_OF(CONF_VALUE) **extlist)
+                         STACK_OF(CONF_VALUE) **extlist)
 {
-	char *strtmp;
-	int ret;
-	if(!aint) return 1;
-	if(!(strtmp = i2s_ASN1_INTEGER(NULL, aint))) return 0;
-	ret = X509V3_add_value(name, strtmp, extlist);
-	OPENSSL_free(strtmp);
-	return ret;
+    char *strtmp;
+    int ret;
+    if (!aint)
+        return 1;
+    if (!(strtmp = i2s_ASN1_INTEGER(NULL, aint)))
+        return 0;
+    ret = X509V3_add_value(name, strtmp, extlist);
+    OPENSSL_free(strtmp);
+    return ret;
 }
 
 int X509V3_get_value_bool(CONF_VALUE *value, int *asn1_bool)
 {
-	char *btmp;
-	if(!(btmp = value->value)) goto err;
-	if(!strcmp(btmp, "TRUE") || !strcmp(btmp, "true")
-		 || !strcmp(btmp, "Y") || !strcmp(btmp, "y")
-		|| !strcmp(btmp, "YES") || !strcmp(btmp, "yes")) {
-		*asn1_bool = 0xff;
-		return 1;
-	} else if(!strcmp(btmp, "FALSE") || !strcmp(btmp, "false")
-		 || !strcmp(btmp, "N") || !strcmp(btmp, "n")
-		|| !strcmp(btmp, "NO") || !strcmp(btmp, "no")) {
-		*asn1_bool = 0;
-		return 1;
-	}
-	err:
-	X509V3err(X509V3_F_X509V3_GET_VALUE_BOOL,X509V3_R_INVALID_BOOLEAN_STRING);
-	X509V3_conf_err(value);
-	return 0;
+    char *btmp;
+    if (!(btmp = value->value))
+        goto err;
+    if (!strcmp(btmp, "TRUE") || !strcmp(btmp, "true")
+        || !strcmp(btmp, "Y") || !strcmp(btmp, "y")
+        || !strcmp(btmp, "YES") || !strcmp(btmp, "yes")) {
+        *asn1_bool = 0xff;
+        return 1;
+    } else if (!strcmp(btmp, "FALSE") || !strcmp(btmp, "false")
+               || !strcmp(btmp, "N") || !strcmp(btmp, "n")
+               || !strcmp(btmp, "NO") || !strcmp(btmp, "no")) {
+        *asn1_bool = 0;
+        return 1;
+    }
+ err:
+    X509V3err(X509V3_F_X509V3_GET_VALUE_BOOL,
+              X509V3_R_INVALID_BOOLEAN_STRING);
+    X509V3_conf_err(value);
+    return 0;
 }
 
 int X509V3_get_value_int(CONF_VALUE *value, ASN1_INTEGER **aint)
 {
-	ASN1_INTEGER *itmp;
-	if(!(itmp = s2i_ASN1_INTEGER(NULL, value->value))) {
-		X509V3_conf_err(value);
-		return 0;
-	}
-	*aint = itmp;
-	return 1;
+    ASN1_INTEGER *itmp;
+    if (!(itmp = s2i_ASN1_INTEGER(NULL, value->value))) {
+        X509V3_conf_err(value);
+        return 0;
+    }
+    *aint = itmp;
+    return 1;
 }
 
-#define HDR_NAME	1
-#define HDR_VALUE	2
+#define HDR_NAME        1
+#define HDR_VALUE       2
 
-/*#define DEBUG*/
+/*
+ * #define DEBUG
+ */
 
 STACK_OF(CONF_VALUE) *X509V3_parse_list(const char *line)
 {
-	char *p, *q, c;
-	char *ntmp, *vtmp;
-	STACK_OF(CONF_VALUE) *values = NULL;
-	char *linebuf;
-	int state;
-	/* We are going to modify the line so copy it first */
-	linebuf = BUF_strdup(line);
-	state = HDR_NAME;
-	ntmp = NULL;
-	/* Go through all characters */
-	for(p = linebuf, q = linebuf; (c = *p) && (c!='\r') && (c!='\n'); p++) {
-
-		switch(state) {
-			case HDR_NAME:
-			if(c == ':') {
-				state = HDR_VALUE;
-				*p = 0;
-				ntmp = strip_spaces(q);
-				if(!ntmp) {
-					X509V3err(X509V3_F_X509V3_PARSE_LIST, X509V3_R_INVALID_NULL_NAME);
-					goto err;
-				}
-				q = p + 1;
-			} else if(c == ',') {
-				*p = 0;
-				ntmp = strip_spaces(q);
-				q = p + 1;
+    char *p, *q, c;
+    char *ntmp, *vtmp;
+    STACK_OF(CONF_VALUE) *values = NULL;
+    char *linebuf;
+    int state;
+    /* We are going to modify the line so copy it first */
+    linebuf = BUF_strdup(line);
+    state = HDR_NAME;
+    ntmp = NULL;
+    /* Go through all characters */
+    for (p = linebuf, q = linebuf; (c = *p) && (c != '\r') && (c != '\n');
+         p++) {
+
+        switch (state) {
+        case HDR_NAME:
+            if (c == ':') {
+                state = HDR_VALUE;
+                *p = 0;
+                ntmp = strip_spaces(q);
+                if (!ntmp) {
+                    X509V3err(X509V3_F_X509V3_PARSE_LIST,
+                              X509V3_R_INVALID_NULL_NAME);
+                    goto err;
+                }
+                q = p + 1;
+            } else if (c == ',') {
+                *p = 0;
+                ntmp = strip_spaces(q);
+                q = p + 1;
 #if 0
-				printf("%s\n", ntmp);
+                printf("%s\n", ntmp);
 #endif
-				if(!ntmp) {
-					X509V3err(X509V3_F_X509V3_PARSE_LIST, X509V3_R_INVALID_NULL_NAME);
-					goto err;
-				}
-				X509V3_add_value(ntmp, NULL, &values);
-			}
-			break ;
-
-			case HDR_VALUE:
-			if(c == ',') {
-				state = HDR_NAME;
-				*p = 0;
-				vtmp = strip_spaces(q);
+                if (!ntmp) {
+                    X509V3err(X509V3_F_X509V3_PARSE_LIST,
+                              X509V3_R_INVALID_NULL_NAME);
+                    goto err;
+                }
+                X509V3_add_value(ntmp, NULL, &values);
+            }
+            break;
+
+        case HDR_VALUE:
+            if (c == ',') {
+                state = HDR_NAME;
+                *p = 0;
+                vtmp = strip_spaces(q);
 #if 0
-				printf("%s\n", ntmp);
+                printf("%s\n", ntmp);
 #endif
-				if(!vtmp) {
-					X509V3err(X509V3_F_X509V3_PARSE_LIST, X509V3_R_INVALID_NULL_VALUE);
-					goto err;
-				}
-				X509V3_add_value(ntmp, vtmp, &values);
-				ntmp = NULL;
-				q = p + 1;
-			}
-
-		}
-	}
-
-	if(state == HDR_VALUE) {
-		vtmp = strip_spaces(q);
+                if (!vtmp) {
+                    X509V3err(X509V3_F_X509V3_PARSE_LIST,
+                              X509V3_R_INVALID_NULL_VALUE);
+                    goto err;
+                }
+                X509V3_add_value(ntmp, vtmp, &values);
+                ntmp = NULL;
+                q = p + 1;
+            }
+
+        }
+    }
+
+    if (state == HDR_VALUE) {
+        vtmp = strip_spaces(q);
 #if 0
-		printf("%s=%s\n", ntmp, vtmp);
+        printf("%s=%s\n", ntmp, vtmp);
 #endif
-		if(!vtmp) {
-			X509V3err(X509V3_F_X509V3_PARSE_LIST, X509V3_R_INVALID_NULL_VALUE);
-			goto err;
-		}
-		X509V3_add_value(ntmp, vtmp, &values);
-	} else {
-		ntmp = strip_spaces(q);
+        if (!vtmp) {
+            X509V3err(X509V3_F_X509V3_PARSE_LIST,
+                      X509V3_R_INVALID_NULL_VALUE);
+            goto err;
+        }
+        X509V3_add_value(ntmp, vtmp, &values);
+    } else {
+        ntmp = strip_spaces(q);
 #if 0
-		printf("%s\n", ntmp);
+        printf("%s\n", ntmp);
 #endif
-		if(!ntmp) {
-			X509V3err(X509V3_F_X509V3_PARSE_LIST, X509V3_R_INVALID_NULL_NAME);
-			goto err;
-		}
-		X509V3_add_value(ntmp, NULL, &values);
-	}
-OPENSSL_free(linebuf);
-return values;
-
-err:
-OPENSSL_free(linebuf);
-sk_CONF_VALUE_pop_free(values, X509V3_conf_free);
-return NULL;
+        if (!ntmp) {
+            X509V3err(X509V3_F_X509V3_PARSE_LIST, X509V3_R_INVALID_NULL_NAME);
+            goto err;
+        }
+        X509V3_add_value(ntmp, NULL, &values);
+    }
+    OPENSSL_free(linebuf);
+    return values;
+
+ err:
+    OPENSSL_free(linebuf);
+    sk_CONF_VALUE_pop_free(values, X509V3_conf_free);
+    return NULL;
 
 }
 
 /* Delete leading and trailing spaces from a string */
 static char *strip_spaces(char *name)
 {
-	char *p, *q;
-	/* Skip over leading spaces */
-	p = name;
-	while(*p && isspace((unsigned char)*p)) p++;
-	if(!*p) return NULL;
-	q = p + strlen(p) - 1;
-	while((q != p) && isspace((unsigned char)*q)) q--;
-	if(p != q) q[1] = 0;
-	if(!*p) return NULL;
-	return p;
+    char *p, *q;
+    /* Skip over leading spaces */
+    p = name;
+    while (*p && isspace((unsigned char)*p))
+        p++;
+    if (!*p)
+        return NULL;
+    q = p + strlen(p) - 1;
+    while ((q != p) && isspace((unsigned char)*q))
+        q--;
+    if (p != q)
+        q[1] = 0;
+    if (!*p)
+        return NULL;
+    return p;
 }
 
 /* hex string utilities */
 
-/* Given a buffer of length 'len' return a OPENSSL_malloc'ed string with its
- * hex representation
- * @@@ (Contents of buffer are always kept in ASCII, also on EBCDIC machines)
+/*
+ * Given a buffer of length 'len' return a OPENSSL_malloc'ed string with its
+ * hex representation @@@ (Contents of buffer are always kept in ASCII, also
+ * on EBCDIC machines)
  */
 
 char *hex_to_string(const unsigned char *buffer, long len)
 {
-	char *tmp, *q;
-	const unsigned char *p;
-	int i;
-	const static char hexdig[] = "0123456789ABCDEF";
-	if(!buffer || !len) return NULL;
-	if(!(tmp = OPENSSL_malloc(len * 3 + 1))) {
-		X509V3err(X509V3_F_HEX_TO_STRING,ERR_R_MALLOC_FAILURE);
-		return NULL;
-	}
-	q = tmp;
-	for(i = 0, p = buffer; i < len; i++,p++) {
-		*q++ = hexdig[(*p >> 4) & 0xf];
-		*q++ = hexdig[*p & 0xf];
-		*q++ = ':';
-	}
-	q[-1] = 0;
+    char *tmp, *q;
+    const unsigned char *p;
+    int i;
+    const static char hexdig[] = "0123456789ABCDEF";
+    if (!buffer || !len)
+        return NULL;
+    if (!(tmp = OPENSSL_malloc(len * 3 + 1))) {
+        X509V3err(X509V3_F_HEX_TO_STRING, ERR_R_MALLOC_FAILURE);
+        return NULL;
+    }
+    q = tmp;
+    for (i = 0, p = buffer; i < len; i++, p++) {
+        *q++ = hexdig[(*p >> 4) & 0xf];
+        *q++ = hexdig[*p & 0xf];
+        *q++ = ':';
+    }
+    q[-1] = 0;
 #ifdef CHARSET_EBCDIC
-	ebcdic2ascii(tmp, tmp, q - tmp - 1);
+    ebcdic2ascii(tmp, tmp, q - tmp - 1);
 #endif
 
-	return tmp;
+    return tmp;
 }
 
-/* Give a string of hex digits convert to
- * a buffer
+/*
+ * Give a string of hex digits convert to a buffer
  */
 
 unsigned char *string_to_hex(const char *str, long *len)
 {
-	unsigned char *hexbuf, *q;
-	unsigned char ch, cl, *p;
-	if(!str) {
-		X509V3err(X509V3_F_STRING_TO_HEX,X509V3_R_INVALID_NULL_ARGUMENT);
-		return NULL;
-	}
-	if(!(hexbuf = OPENSSL_malloc(strlen(str) >> 1))) goto err;
-	for(p = (unsigned char *)str, q = hexbuf; *p;) {
-		ch = *p++;
+    unsigned char *hexbuf, *q;
+    unsigned char ch, cl, *p;
+    if (!str) {
+        X509V3err(X509V3_F_STRING_TO_HEX, X509V3_R_INVALID_NULL_ARGUMENT);
+        return NULL;
+    }
+    if (!(hexbuf = OPENSSL_malloc(strlen(str) >> 1)))
+        goto err;
+    for (p = (unsigned char *)str, q = hexbuf; *p;) {
+        ch = *p++;
 #ifdef CHARSET_EBCDIC
-		ch = os_toebcdic[ch];
+        ch = os_toebcdic[ch];
 #endif
-		if(ch == ':') continue;
-		cl = *p++;
+        if (ch == ':')
+            continue;
+        cl = *p++;
 #ifdef CHARSET_EBCDIC
-		cl = os_toebcdic[cl];
+        cl = os_toebcdic[cl];
 #endif
-		if(!cl) {
-			X509V3err(X509V3_F_STRING_TO_HEX,X509V3_R_ODD_NUMBER_OF_DIGITS);
-			OPENSSL_free(hexbuf);
-			return NULL;
-		}
-		if(isupper(ch)) ch = tolower(ch);
-		if(isupper(cl)) cl = tolower(cl);
-
-		if((ch >= '0') && (ch <= '9')) ch -= '0';
-		else if ((ch >= 'a') && (ch <= 'f')) ch -= 'a' - 10;
-		else goto badhex;
-
-		if((cl >= '0') && (cl <= '9')) cl -= '0';
-		else if ((cl >= 'a') && (cl <= 'f')) cl -= 'a' - 10;
-		else goto badhex;
-
-		*q++ = (ch << 4) | cl;
-	}
+        if (!cl) {
+            X509V3err(X509V3_F_STRING_TO_HEX, X509V3_R_ODD_NUMBER_OF_DIGITS);
+            OPENSSL_free(hexbuf);
+            return NULL;
+        }
+        if (isupper(ch))
+            ch = tolower(ch);
+        if (isupper(cl))
+            cl = tolower(cl);
+
+        if ((ch >= '0') && (ch <= '9'))
+            ch -= '0';
+        else if ((ch >= 'a') && (ch <= 'f'))
+            ch -= 'a' - 10;
+        else
+            goto badhex;
+
+        if ((cl >= '0') && (cl <= '9'))
+            cl -= '0';
+        else if ((cl >= 'a') && (cl <= 'f'))
+            cl -= 'a' - 10;
+        else
+            goto badhex;
+
+        *q++ = (ch << 4) | cl;
+    }
 
-	if(len) *len = q - hexbuf;
+    if (len)
+        *len = q - hexbuf;
 
-	return hexbuf;
+    return hexbuf;
 
-	err:
-	if(hexbuf) OPENSSL_free(hexbuf);
-	X509V3err(X509V3_F_STRING_TO_HEX,ERR_R_MALLOC_FAILURE);
-	return NULL;
+ err:
+    if (hexbuf)
+        OPENSSL_free(hexbuf);
+    X509V3err(X509V3_F_STRING_TO_HEX, ERR_R_MALLOC_FAILURE);
+    return NULL;
 
-	badhex:
-	OPENSSL_free(hexbuf);
-	X509V3err(X509V3_F_STRING_TO_HEX,X509V3_R_ILLEGAL_HEX_DIGIT);
-	return NULL;
+ badhex:
+    OPENSSL_free(hexbuf);
+    X509V3err(X509V3_F_STRING_TO_HEX, X509V3_R_ILLEGAL_HEX_DIGIT);
+    return NULL;
 
 }
 
-/* V2I name comparison function: returns zero if 'name' matches
- * cmp or cmp.*
+/*
+ * V2I name comparison function: returns zero if 'name' matches cmp or cmp.*
  */
 
 int name_cmp(const char *name, const char *cmp)
 {
-	int len, ret;
-	char c;
-	len = strlen(cmp);
-	if((ret = strncmp(name, cmp, len))) return ret;
-	c = name[len];
-	if(!c || (c=='.')) return 0;
-	return 1;
+    int len, ret;
+    char c;
+    len = strlen(cmp);
+    if ((ret = strncmp(name, cmp, len)))
+        return ret;
+    c = name[len];
+    if (!c || (c == '.'))
+        return 0;
+    return 1;
 }
 
-static int sk_strcmp(const char * const *a, const char * const *b)
+static int sk_strcmp(const char *const *a, const char *const *b)
 {
-	return strcmp(*a, *b);
+    return strcmp(*a, *b);
 }
 
 STACK_OF(OPENSSL_STRING) *X509_get1_email(X509 *x)
 {
-	GENERAL_NAMES *gens;
-	STACK_OF(OPENSSL_STRING) *ret;
+    GENERAL_NAMES *gens;
+    STACK_OF(OPENSSL_STRING) *ret;
 
-	gens = X509_get_ext_d2i(x, NID_subject_alt_name, NULL, NULL);
-	ret = get_email(X509_get_subject_name(x), gens);
-	sk_GENERAL_NAME_pop_free(gens, GENERAL_NAME_free);
-	return ret;
+    gens = X509_get_ext_d2i(x, NID_subject_alt_name, NULL, NULL);
+    ret = get_email(X509_get_subject_name(x), gens);
+    sk_GENERAL_NAME_pop_free(gens, GENERAL_NAME_free);
+    return ret;
 }
 
 STACK_OF(OPENSSL_STRING) *X509_get1_ocsp(X509 *x)
 {
-	AUTHORITY_INFO_ACCESS *info;
-	STACK_OF(OPENSSL_STRING) *ret = NULL;
-	int i;
-
-	info = X509_get_ext_d2i(x, NID_info_access, NULL, NULL);
-	if (!info)
-		return NULL;
-	for (i = 0; i < sk_ACCESS_DESCRIPTION_num(info); i++)
-		{
-		ACCESS_DESCRIPTION *ad = sk_ACCESS_DESCRIPTION_value(info, i);
-		if (OBJ_obj2nid(ad->method) == NID_ad_OCSP)
-			{
-			if (ad->location->type == GEN_URI)
-				{
-				if (!append_ia5(&ret, ad->location->d.uniformResourceIdentifier))
-					break;
-				}
-			}
-		}
-	AUTHORITY_INFO_ACCESS_free(info);
-	return ret;
+    AUTHORITY_INFO_ACCESS *info;
+    STACK_OF(OPENSSL_STRING) *ret = NULL;
+    int i;
+
+    info = X509_get_ext_d2i(x, NID_info_access, NULL, NULL);
+    if (!info)
+        return NULL;
+    for (i = 0; i < sk_ACCESS_DESCRIPTION_num(info); i++) {
+        ACCESS_DESCRIPTION *ad = sk_ACCESS_DESCRIPTION_value(info, i);
+        if (OBJ_obj2nid(ad->method) == NID_ad_OCSP) {
+            if (ad->location->type == GEN_URI) {
+                if (!append_ia5
+                    (&ret, ad->location->d.uniformResourceIdentifier))
+                    break;
+            }
+        }
+    }
+    AUTHORITY_INFO_ACCESS_free(info);
+    return ret;
 }
 
 STACK_OF(OPENSSL_STRING) *X509_REQ_get1_email(X509_REQ *x)
 {
-	GENERAL_NAMES *gens;
-	STACK_OF(X509_EXTENSION) *exts;
-	STACK_OF(OPENSSL_STRING) *ret;
-
-	exts = X509_REQ_get_extensions(x);
-	gens = X509V3_get_d2i(exts, NID_subject_alt_name, NULL, NULL);
-	ret = get_email(X509_REQ_get_subject_name(x), gens);
-	sk_GENERAL_NAME_pop_free(gens, GENERAL_NAME_free);
-	sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
-	return ret;
+    GENERAL_NAMES *gens;
+    STACK_OF(X509_EXTENSION) *exts;
+    STACK_OF(OPENSSL_STRING) *ret;
+
+    exts = X509_REQ_get_extensions(x);
+    gens = X509V3_get_d2i(exts, NID_subject_alt_name, NULL, NULL);
+    ret = get_email(X509_REQ_get_subject_name(x), gens);
+    sk_GENERAL_NAME_pop_free(gens, GENERAL_NAME_free);
+    sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
+    return ret;
 }
 
-
-static STACK_OF(OPENSSL_STRING) *get_email(X509_NAME *name, GENERAL_NAMES *gens)
+static STACK_OF(OPENSSL_STRING) *get_email(X509_NAME *name,
+                                           GENERAL_NAMES *gens)
 {
-	STACK_OF(OPENSSL_STRING) *ret = NULL;
-	X509_NAME_ENTRY *ne;
-	ASN1_IA5STRING *email;
-	GENERAL_NAME *gen;
-	int i;
-	/* Now add any email address(es) to STACK */
-	i = -1;
-	/* First supplied X509_NAME */
-	while((i = X509_NAME_get_index_by_NID(name,
-					 NID_pkcs9_emailAddress, i)) >= 0) {
-		ne = X509_NAME_get_entry(name, i);
-		email = X509_NAME_ENTRY_get_data(ne);
-		if(!append_ia5(&ret, email)) return NULL;
-	}
-	for(i = 0; i < sk_GENERAL_NAME_num(gens); i++)
-	{
-		gen = sk_GENERAL_NAME_value(gens, i);
-		if(gen->type != GEN_EMAIL) continue;
-		if(!append_ia5(&ret, gen->d.ia5)) return NULL;
-	}
-	return ret;
+    STACK_OF(OPENSSL_STRING) *ret = NULL;
+    X509_NAME_ENTRY *ne;
+    ASN1_IA5STRING *email;
+    GENERAL_NAME *gen;
+    int i;
+    /* Now add any email address(es) to STACK */
+    i = -1;
+    /* First supplied X509_NAME */
+    while ((i = X509_NAME_get_index_by_NID(name,
+                                           NID_pkcs9_emailAddress, i)) >= 0) {
+        ne = X509_NAME_get_entry(name, i);
+        email = X509_NAME_ENTRY_get_data(ne);
+        if (!append_ia5(&ret, email))
+            return NULL;
+    }
+    for (i = 0; i < sk_GENERAL_NAME_num(gens); i++) {
+        gen = sk_GENERAL_NAME_value(gens, i);
+        if (gen->type != GEN_EMAIL)
+            continue;
+        if (!append_ia5(&ret, gen->d.ia5))
+            return NULL;
+    }
+    return ret;
 }
 
 static void str_free(OPENSSL_STRING str)
 {
-	OPENSSL_free(str);
+    OPENSSL_free(str);
 }
 
 static int append_ia5(STACK_OF(OPENSSL_STRING) **sk, ASN1_IA5STRING *email)
 {
-	char *emtmp;
-	/* First some sanity checks */
-	if(email->type != V_ASN1_IA5STRING) return 1;
-	if(!email->data || !email->length) return 1;
-	if(!*sk) *sk = sk_OPENSSL_STRING_new(sk_strcmp);
-	if(!*sk) return 0;
-	/* Don't add duplicates */
-	if(sk_OPENSSL_STRING_find(*sk, (char *)email->data) != -1) return 1;
-	emtmp = BUF_strdup((char *)email->data);
-	if(!emtmp || !sk_OPENSSL_STRING_push(*sk, emtmp)) {
-		X509_email_free(*sk);
-		*sk = NULL;
-		return 0;
-	}
-	return 1;
+    char *emtmp;
+    /* First some sanity checks */
+    if (email->type != V_ASN1_IA5STRING)
+        return 1;
+    if (!email->data || !email->length)
+        return 1;
+    if (!*sk)
+        *sk = sk_OPENSSL_STRING_new(sk_strcmp);
+    if (!*sk)
+        return 0;
+    /* Don't add duplicates */
+    if (sk_OPENSSL_STRING_find(*sk, (char *)email->data) != -1)
+        return 1;
+    emtmp = BUF_strdup((char *)email->data);
+    if (!emtmp || !sk_OPENSSL_STRING_push(*sk, emtmp)) {
+        X509_email_free(*sk);
+        *sk = NULL;
+        return 0;
+    }
+    return 1;
 }
 
 void X509_email_free(STACK_OF(OPENSSL_STRING) *sk)
 {
-	sk_OPENSSL_STRING_pop_free(sk, str_free);
+    sk_OPENSSL_STRING_pop_free(sk, str_free);
 }
 
-typedef int (*equal_fn)(const unsigned char *pattern, size_t pattern_len,
-			const unsigned char *subject, size_t subject_len,
-			unsigned int flags);
+typedef int (*equal_fn) (const unsigned char *pattern, size_t pattern_len,
+                         const unsigned char *subject, size_t subject_len,
+                         unsigned int flags);
 
 /* Skip pattern prefix to match "wildcard" subject */
 static void skip_prefix(const unsigned char **p, size_t *plen,
-			const unsigned char *subject, size_t subject_len,
-			unsigned int flags)
-	{
-	const unsigned char *pattern = *p;
-	size_t pattern_len = *plen;
-
-	/*
-	 * If subject starts with a leading '.' followed by more octets, and
-	 * pattern is longer, compare just an equal-length suffix with the
-	 * full subject (starting at the '.'), provided the prefix contains
-	 * no NULs.
-	 */
-	if ((flags & _X509_CHECK_FLAG_DOT_SUBDOMAINS) == 0)
-		return;
-
-	while (pattern_len > subject_len && *pattern)
-		{
-		if ((flags & X509_CHECK_FLAG_SINGLE_LABEL_SUBDOMAINS) &&
-		    *pattern == '.')
-			break;
-		++pattern;
-		--pattern_len;
-		}
-
-	/* Skip if entire prefix acceptable */
-	if (pattern_len == subject_len)
-		{
-		*p = pattern;
-		*plen = pattern_len;
-		}
-	}
+                        const unsigned char *subject, size_t subject_len,
+                        unsigned int flags)
+{
+    const unsigned char *pattern = *p;
+    size_t pattern_len = *plen;
+
+    /*
+     * If subject starts with a leading '.' followed by more octets, and
+     * pattern is longer, compare just an equal-length suffix with the
+     * full subject (starting at the '.'), provided the prefix contains
+     * no NULs.
+     */
+    if ((flags & _X509_CHECK_FLAG_DOT_SUBDOMAINS) == 0)
+        return;
+
+    while (pattern_len > subject_len && *pattern) {
+        if ((flags & X509_CHECK_FLAG_SINGLE_LABEL_SUBDOMAINS) &&
+            *pattern == '.')
+            break;
+        ++pattern;
+        --pattern_len;
+    }
+
+    /* Skip if entire prefix acceptable */
+    if (pattern_len == subject_len) {
+        *p = pattern;
+        *plen = pattern_len;
+    }
+}
 
 /* Compare while ASCII ignoring case. */
 static int equal_nocase(const unsigned char *pattern, size_t pattern_len,
-			const unsigned char *subject, size_t subject_len,
-			unsigned int flags)
-	{
-	skip_prefix(&pattern, &pattern_len, subject, subject_len, flags);
-	if (pattern_len != subject_len)
-		return 0;
-	while (pattern_len)
-		{
-		unsigned char l = *pattern;
-		unsigned char r = *subject;
-		/* The pattern must not contain NUL characters. */
-		if (l == 0)
-			return 0;
-		if (l != r)
-			{
-			if ('A' <= l && l <= 'Z')
-				l = (l - 'A') + 'a';
-			if ('A' <= r && r <= 'Z')
-				r = (r - 'A') + 'a';
-			if (l != r)
-				return 0;
-			}
-		++pattern;
-		++subject;
-		--pattern_len;
-		}
-	return 1;
-	}
+                        const unsigned char *subject, size_t subject_len,
+                        unsigned int flags)
+{
+    skip_prefix(&pattern, &pattern_len, subject, subject_len, flags);
+    if (pattern_len != subject_len)
+        return 0;
+    while (pattern_len) {
+        unsigned char l = *pattern;
+        unsigned char r = *subject;
+        /* The pattern must not contain NUL characters. */
+        if (l == 0)
+            return 0;
+        if (l != r) {
+            if ('A' <= l && l <= 'Z')
+                l = (l - 'A') + 'a';
+            if ('A' <= r && r <= 'Z')
+                r = (r - 'A') + 'a';
+            if (l != r)
+                return 0;
+        }
+        ++pattern;
+        ++subject;
+        --pattern_len;
+    }
+    return 1;
+}
 
 /* Compare using memcmp. */
 static int equal_case(const unsigned char *pattern, size_t pattern_len,
-		      const unsigned char *subject, size_t subject_len,
-		      unsigned int flags)
+                      const unsigned char *subject, size_t subject_len,
+                      unsigned int flags)
 {
-	skip_prefix(&pattern, &pattern_len, subject, subject_len, flags);
-	if (pattern_len != subject_len)
-		return 0;
-	return !memcmp(pattern, subject, pattern_len);
+    skip_prefix(&pattern, &pattern_len, subject, subject_len, flags);
+    if (pattern_len != subject_len)
+        return 0;
+    return !memcmp(pattern, subject, pattern_len);
 }
 
-/* RFC 5280, section 7.5, requires that only the domain is compared in
-   a case-insensitive manner. */
+/*
+ * RFC 5280, section 7.5, requires that only the domain is compared in a
+ * case-insensitive manner.
+ */
 static int equal_email(const unsigned char *a, size_t a_len,
-		       const unsigned char *b, size_t b_len,
-		       unsigned int unused_flags)
-	{
-	size_t i = a_len;
-	if (a_len != b_len)
-		return 0;
-	/* We search backwards for the '@' character, so that we do
-	   not have to deal with quoted local-parts.  The domain part<