tBase64 compatible to Mozilla Thunderbird. - rohrpost - A commandline mail client to change the world as we see it.
(HTM) git clone git://r-36.net/rohrpost
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---
(DIR) commit 9e407ff5f1deb97e2e7a0e5531d08b50544638a3
(DIR) parent c4140c56b7d1d9a29bda32e018e57b2782caa1eb
(HTM) Author: Christoph Lohmann <20h@r-36.net>
Date: Sun, 2 Apr 2017 17:07:44 +0200
Base64 compatible to Mozilla Thunderbird.
Diffstat:
base64.c | 25 ++++++++++++++++++++++++-
1 file changed, 24 insertions(+), 1 deletion(-)
---
(DIR) diff --git a/base64.c b/base64.c
t@@ -71,7 +71,7 @@ char *
b64dec(char *istr, int *len)
{
char *ret, str[5];
- int p, po;
+ int p, po, l, uglyline;
char bd[256];
memset(bd, 0x80, 256);
t@@ -84,6 +84,29 @@ b64dec(char *istr, int *len)
po = 0;
ret = NULL;
+ /*
+ * If there is something prepended to the base64 block, take it as-is.
+ */
+ for (uglyline = 1; uglyline == 1; l = p) {
+ uglyline = 0;
+ for (; istr[l] != '\n' && istr[l]; l++) {
+ if (istr[l] == ' ')
+ uglyline = 1;
+ }
+ /* Take care of empty lines. */
+ if ((l - p) == 1 && istr[l-1] == '\r')
+ uglyline = 1;
+ if ((l - p) == 0)
+ uglyline = 1;
+ if (uglyline)
+ po = p = l + 1;
+ }
+ if (p > 0) {
+ ret = reallocz(ret, l, 0);
+ memmove(ret, istr, p+1);
+ }
+
+
for (; !readnwstr(str, istr, &p, *len, 4); po += 3) {
ret = reallocz(ret, po + 4, 0);