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mu: fix strncpy usage

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Ensure the resulting strings are \0-terminated.
This commit is contained in:
djcb
2018-06-11 09:18:27 +03:00
parent 088064d5e1
commit 2d954e9647
4 changed files with 14 additions and 7 deletions
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9
lib/mu-contacts.c
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@ -225,14 +225,17 @@ mu_contacts_clear (MuContacts *self)
static const char*
encode_email_address (const char *addr)
{
static char enc[254 + 1]; /* max size for an e-mail addr */
char *cur;
static char enc[254 + 1]; /* max size for an e-mail addr */
char *cur;
if (!addr)
return FALSE;
cur = strncpy(enc, addr, sizeof(enc) - 1);
cur[sizeof(enc) - 1] = '\0';
/* make sure chars are with {' ' .. '~'}, and not '[' ']' */
for (cur = strncpy(enc, addr, sizeof(enc)); *cur != '\0'; ++cur)
for (; *cur != '\0'; ++cur)
if (!isalnum(*cur)) {
*cur = 'A' + (*cur % ('Z' - 'A'));
} else