X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/889d293b45a5b0124aea16c41294860b3905a262..1d717e1c110562fd6bf28478c79f180cafeba776:/src/src/base64.c

diff --git a/src/src/base64.c b/src/src/base64.c
index e63522ec4..aa46c2b32 100644
--- a/src/src/base64.c
+++ b/src/src/base64.c
@@ -38,7 +38,7 @@ ssize_t
 mime_decode_base64(FILE * in, FILE * out, uschar * boundary)
 {
 uschar ibuf[MIME_MAX_LINE_LENGTH], obuf[MIME_MAX_LINE_LENGTH];
-uschar *ipos, *opos;
+uschar *opos;
 ssize_t len, size = 0;
 int bytestate = 0;
 
@@ -52,7 +52,7 @@ while (Ufgets(ibuf, MIME_MAX_LINE_LENGTH, in) != NULL)
      )
     break;
 
-  for (ipos = ibuf ; *ipos != '\r' && *ipos != '\n' && *ipos != 0; ++ipos)
+  for (uschar * ipos = ibuf ; *ipos != '\r' && *ipos != '\n' && *ipos; ++ipos)
     if (*ipos == '=')			/* skip padding */
       ++bytestate;
 
@@ -158,7 +158,7 @@ uschar *result;
 
 {
   int l = Ustrlen(code);
-  *ptr = result = store_get(1 + l/4 * 3 + l%4);
+  *ptr = result = store_get(1 + l/4 * 3 + l%4, is_tainted(code));
 }
 
 /* Each cycle of the loop handles a quantum of 4 input bytes. For the last
@@ -242,9 +242,9 @@ static uschar *enc64table =
   US"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
 
 uschar *
-b64encode(uschar *clear, int len)
+b64encode_taint(const uschar * clear, int len, BOOL tainted)
 {
-uschar *code = store_get(4*((len+2)/3) + 1);
+uschar *code = store_get(4*((len+2)/3) + 1, tainted);
 uschar *p = code;
 
 while (len-- >0)
@@ -283,6 +283,12 @@ while (len-- >0)
 return code;
 }
 
+uschar *
+b64encode(const uschar * clear, int len)
+{
+return b64encode_taint(clear, len, is_tainted(clear));
+}
+
 
 /* End of base64.c */
 /* vi: sw ai sw=2