From a59b5e1a4f57ffe0d9fed7c646b345e39a898bbf Mon Sep 17 00:00:00 2001
From: Ben Fuhrmannek
Date: Fri, 23 Sep 2016 17:49:05 +0200
Subject: whitespace

---
 crypt.c | 58 +++++++++++++++++++++++++++++-----------------------------
 1 file changed, 29 insertions(+), 29 deletions(-)

diff --git a/crypt.c b/crypt.c
index e6867e1..7dd83f0 100644
--- a/crypt.c
+++ b/crypt.c
@@ -38,7 +38,7 @@ static void suhosin_get_ipv4(char *buf TSRMLS_DC)
         memset(buf, 0, 4);
         return;
     }
-    
+
     for (i=0; i<4; i++) {
         if (raddr[0] == 0) {
             buf[i] = 0;
@@ -56,7 +56,7 @@ char *suhosin_encrypt_string(char *str, int len, char *var, int vlen, char *key
     int padded_len, i, slen;
     unsigned char *crypted, *tmp;
     unsigned int check = 0x13579BDF;
-    
+
     if (str == NULL) {
     return NULL;
     }
@@ -83,10 +83,10 @@ char *suhosin_encrypt_string(char *str, int len, char *var, int vlen, char *key
         check += check << 1;
         check ^= (unsigned char)str[i];
     }
-    
+
     /* store ip value */
     suhosin_get_ipv4((char *)crypted+4 TSRMLS_CC);
-    
+
     /* store check value */
     crypted[8] = check & 0xff;
     crypted[9] = (check >> 8) & 0xff;
@@ -98,7 +98,7 @@ char *suhosin_encrypt_string(char *str, int len, char *var, int vlen, char *key
     crypted[13] = (len >> 8) & 0xff;
     crypted[14] = (len >> 16) & 0xff;
     crypted[15] = (len >> 24) & 0xff;
-    
+
     for (i=0, tmp=crypted; i<padded_len+16; i+=16, tmp+=16) {
         if (i > 0) {
             int j;
@@ -106,7 +106,7 @@ char *suhosin_encrypt_string(char *str, int len, char *var, int vlen, char *key
         }
         suhosin_aes_encrypt((char *)tmp TSRMLS_CC);
     }
-    
+
     tmp = php_base64_encode(crypted, padded_len+16, NULL);
     efree(crypted);
     slen=strlen((char *)tmp);
@@ -126,11 +126,11 @@ char *suhosin_decrypt_string(char *str, int padded_len, char *var, int vlen, cha
     unsigned char *decrypted, *tmp;
     unsigned int check = 0x13579BDF;
     char buf[4];
-    
+
     if (str == NULL) {
     return NULL;
     }
-    
+
     if (padded_len == 0) {
         if (orig_len) {
             *orig_len = 0;
@@ -146,7 +146,7 @@ char *suhosin_decrypt_string(char *str, int padded_len, char *var, int vlen, cha
         case '_': str[i]='+'; break;
         }
     }
-    
+
     decrypted = php_base64_decode((unsigned char *)str, padded_len, &len);
     if (decrypted == NULL || len < 2*16 || (len % 16) != 0) {
 error_out:
@@ -158,7 +158,7 @@ error_out:
         }
         return NULL;
     }
-    
+
     for (i=len-16, tmp=decrypted+i; i>=0; i-=16, tmp-=16) {
     suhosin_aes_decrypt((char *)tmp TSRMLS_CC);
     if (i > 0) {
@@ -166,7 +166,7 @@ error_out:
         for (j=0; j<16; j++) tmp[j] ^= tmp[j-16];
     }
     }
-    
+
     /* retrieve orig_len */
     o_len = decrypted[15];
     o_len <<= 8;
@@ -175,7 +175,7 @@ error_out:
     o_len |= decrypted[13];
     o_len <<= 8;
     o_len |= decrypted[12];
-    
+
     if (o_len < 0 || o_len > len-16) {
         goto error_out;
     }
@@ -191,13 +191,13 @@ error_out:
         check += check << 1;
         check ^= decrypted[16+i];
     }
-    
+
     /* check value */
-    invalid = (decrypted[8] != (check & 0xff)) || 
-           (decrypted[9] != ((check >> 8) & 0xff)) || 
-               (decrypted[10] != ((check >> 16) & 0xff)) || 
+    invalid = (decrypted[8] != (check & 0xff)) ||
+           (decrypted[9] != ((check >> 8) & 0xff)) ||
+               (decrypted[10] != ((check >> 16) & 0xff)) ||
                (decrypted[11] != ((check >> 24) & 0xff));
-    
+
     /* check IP */
     if (check_ra > 0) {
         if (check_ra > 4) {
@@ -208,19 +208,19 @@ error_out:
             goto error_out;
         }
     }
-    
+
     if (invalid) {
         goto error_out;
     }
-    
+
     if (orig_len) {
         *orig_len = o_len;
     }
-    
+
     memmove(decrypted, decrypted+16, o_len);
     decrypted[o_len] = 0;
-    /* we do not realloc() here because 16 byte less 
-       is simply not worth the overhead */  
+    /* we do not realloc() here because 16 byte less
+       is simply not worth the overhead */
     return (char *)decrypted;
 }
 
@@ -230,21 +230,21 @@ char *suhosin_generate_key(char *key, zend_bool ua, zend_bool dr, long raddr, ch
     char *_dr = NULL;
     char *_ra = NULL;
     suhosin_SHA256_CTX ctx;
-    
+
     if (ua) {
         _ua = suhosin_getenv("HTTP_USER_AGENT", sizeof("HTTP_USER_AGENT")-1 TSRMLS_CC);
     }
-    
+
     if (dr) {
         _dr = suhosin_getenv("DOCUMENT_ROOT", sizeof("DOCUMENT_ROOT")-1 TSRMLS_CC);
     }
-    
+
     if (raddr > 0) {
         _ra = suhosin_getenv("REMOTE_ADDR", sizeof("REMOTE_ADDR")-1 TSRMLS_CC);
     }
-    
+
     SDEBUG("(suhosin_generate_key) KEY: %s - UA: %s - DR: %s - RA: %s", key,_ua,_dr,_ra);
-    
+
     suhosin_SHA256Init(&ctx);
     if (key == NULL || *key == 0) {
         suhosin_SHA256Update(&ctx, (unsigned char*)"D3F4UL7", strlen("D3F4UL7"));
@@ -263,7 +263,7 @@ char *suhosin_generate_key(char *key, zend_bool ua, zend_bool dr, long raddr, ch
         } else {
             long dots = 0;
             char *tmp = _ra;
-            
+
             while (*tmp) {
                 if (*tmp == '.') {
                     dots++;
@@ -278,6 +278,6 @@ char *suhosin_generate_key(char *key, zend_bool ua, zend_bool dr, long raddr, ch
     }
     suhosin_SHA256Final((unsigned char *)cryptkey, &ctx);
     cryptkey[32] = 0; /* uhmm... not really a string */
-    
+
     return cryptkey;
 }
-- 
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