From 6e7e8e9ba249bb8fac1d90e2c9a9628563232c1e Mon Sep 17 00:00:00 2001
From: Tom Willemse
Date: Sun, 17 Nov 2013 00:34:14 +0100
Subject: Remove = from generated passphrase

---
 sha1.c | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/sha1.c b/sha1.c
index 7e988b2..5198a19 100644
--- a/sha1.c
+++ b/sha1.c
@@ -46,6 +46,30 @@ sha512_to_string(unsigned char *data, char *buff)
     }
 }
 
+void
+rmchar(char rm, char **s)
+{
+    int i, j = 0;
+    char *new;
+    size_t len;
+
+    if (!strchr(*s, rm))
+        return;
+
+    len = strlen(*s);
+    new = calloc(len + 1, sizeof(char));
+
+    for (i = 0; i < len; i++) {
+        char c;
+
+        if ((c = (*s)[i]) != rm)
+            new[j++] = c;
+    }
+
+    strncpy(*s, new, len);
+    free(new);
+}
+
 char *
 dispass1(char *label, char *password, int len, int seqno)
 {
@@ -63,6 +87,7 @@ dispass1(char *label, char *password, int len, int seqno)
     sha512_to_string(d, buff);
     b64 = base64encode(buff, strlen(buff));
     b64[MIN(len, MAXLEN)] = '\0';
+    rmchar('=', &b64);
 
     return b64;
 }
@@ -87,6 +112,7 @@ dispass2(char *label, char *password, int len, int seqno)
     sha512_to_string(d, buff);
     b64 = base64encode(buff, strlen(buff));
     b64[MIN(len, MAXLEN)] = '\0';
+    rmchar('=', &b64);
 
     return b64;
 }
-- 
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