X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/93f2d376d5dd2103ee412c708e612109b2336a78..6d7c6175eda3aaa316d1960a89170a285510ad40:/src/src/mime.c

diff --git a/src/src/mime.c b/src/src/mime.c
index 7b3ec2580..7c6d23df9 100644
--- a/src/src/mime.c
+++ b/src/src/mime.c
@@ -1,5 +1,3 @@
-/* $Cambridge: exim/src/src/mime.c,v 1.18 2009/11/09 14:31:24 tom Exp $ */
-
 /*************************************************
 *     Exim - an Internet mail transport agent    *
 *************************************************/
@@ -23,9 +21,9 @@ uschar *mime_current_boundary = NULL;
    give info on detected "problems" in MIME
    encodings. Those are defined in mime.h. */
 
-void mime_set_anomaly(int level, char *text) {
+void mime_set_anomaly(int level, const char *text) {
   mime_anomaly_level = level;
-  mime_anomaly_text = US text;
+  mime_anomaly_text = CUS text;
 }
 
 
@@ -75,9 +73,10 @@ uschar *mime_decode_qp_char(uschar *qp_p, int *c) {
 
 
 /* just dump MIME part without any decoding */
-static int mime_decode_asis(FILE* in, FILE* out, uschar* boundary)
+static ssize_t
+mime_decode_asis(FILE* in, FILE* out, uschar* boundary)
 {
-  int len, size = 0;
+  ssize_t len, size = 0;
   uschar buffer[MIME_MAX_LINE_LENGTH];
 
   while(fgets(CS buffer, MIME_MAX_LINE_LENGTH, mime_stream) != NULL) {
@@ -97,16 +96,17 @@ static int mime_decode_asis(FILE* in, FILE* out, uschar* boundary)
 
 
 /* decode base64 MIME part */
-static int mime_decode_base64(FILE* in, FILE* out, uschar* boundary)
+static 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;
-  size_t len, size = 0;
+  ssize_t len, size = 0;
   int bytestate = 0;
 
   opos = obuf;
 
-  while (fgets((char *)ibuf, MIME_MAX_LINE_LENGTH, in) != NULL)
+  while (Ufgets(ibuf, MIME_MAX_LINE_LENGTH, in) != NULL)
   {
     if (boundary != NULL
       && Ustrncmp(ibuf, "--", 2) == 0
@@ -153,7 +153,7 @@ static int mime_decode_base64(FILE* in, FILE* out, uschar* boundary)
         return -1; /* error */
       size += len;
       /* copy incomplete last byte to start of obuf, where we continue */
-      if (bytestate & 3 != 0)
+      if ((bytestate & 3) != 0)
         *obuf = *opos;
       opos = obuf;
     }
@@ -171,11 +171,12 @@ static int mime_decode_base64(FILE* in, FILE* out, uschar* boundary)
 
 
 /* decode quoted-printable MIME part */
-static int mime_decode_qp(FILE* in, FILE* out, uschar* boundary)
+static ssize_t
+mime_decode_qp(FILE* in, FILE* out, uschar* boundary)
 {
   uschar ibuf[MIME_MAX_LINE_LENGTH], obuf[MIME_MAX_LINE_LENGTH];
   uschar *ipos, *opos;
-  size_t len, size = 0;
+  ssize_t len, size = 0;
 
   while (fgets(CS ibuf, MIME_MAX_LINE_LENGTH, in) != NULL)
   {
@@ -273,8 +274,8 @@ int mime_decode(uschar **listptr) {
   uschar decode_path[1024];
   FILE *decode_file = NULL;
   long f_pos = 0;
-  unsigned int size_counter = 0;
-  int (*decode_function)(FILE*, FILE*, uschar*);
+  ssize_t size_counter = 0;
+  ssize_t (*decode_function)(FILE*, FILE*, uschar*);
 
   if (mime_stream == NULL)
     return FAIL;