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Diffstat (limited to 'src/passphrase.c')
-rw-r--r--src/passphrase.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/src/passphrase.c b/src/passphrase.c
index 2b3da0e..9fb4ef5 100644
--- a/src/passphrase.c
+++ b/src/passphrase.c
@@ -192,7 +192,7 @@ char* passphrase_read(void)
n++;
for (i = point + n; i < len; i++)
*(rc + i - n) = *(rc + i);
- passphrase_wipe(rc + len - n, n);
+ passphrase_wipe(rc + len - n, (size_t)n);
len -= n;
n = 0;
while (cn & 0x80)
@@ -208,8 +208,10 @@ char* passphrase_read(void)
size <<= 1L;
}
len += n;
- for (i = len - 1; i >= point + n; i--)
+ for (i = len - 1; i > point + n; i--)
*(rc + i) = *(rc + i - n);
+ if (len - 1 >= point + n)
+ *(rc + point + n) = *(rc + point);
for (i = 0; i < n; i++)
{
if (i)
@@ -271,8 +273,10 @@ char* passphrase_read(void)
while (redo)
{
redo = (*(rc + point - 1) & 0xC0) == 0x80;
- for (i = point; i <= len; i++)
+ for (i = point; i < len; i++)
*(rc + i - 1) = *(rc + i);
+ if (point <= len)
+ *(rc + len - 1) = *(rc + len);
point--;
len--;
}