diff options
| author |  Karl Ramm <kcr@mit.edu> | 2008-12-21 08:45:58 +0000 |
|---|---|---|
| committer | Karl Ramm <kcr@mit.edu> | 2008-12-21 08:45:58 +0000 |
| commit | 2edaa2eb24e3ee2b87abd6c51b93abf94544dd30 (patch) | |
| tree | 6fd561064b888716f0e9bc9379df1e615e99a3f0 /server/dispatch.c | |
| parent | 5533fcda301df554c70c79c234f37063e5110534 (diff) | |
complicated krb4 arithmetic -> MAX_PRINCIPAL_SIZE
also check the size of what we're sprintfing into
Diffstat (limited to 'server/dispatch.c')
| -rw-r--r-- | server/dispatch.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/server/dispatch.c b/server/dispatch.c index 01c5a2f..56c38ad 100644 --- a/server/dispatch.c +++ b/server/dispatch.c @@ -320,7 +320,7 @@ sendit(ZNotice_t *notice, int external) { static int send_counter = 0; - char recipbuf[ANAME_SZ + INST_SZ + REALM_SZ + 3], *recipp; + char recipbuf[MAX_PRINCIPAL_SIZE], *recipp; int any = 0; Acl *acl; Destination dest; @@ -389,7 +389,8 @@ sendit(ZNotice_t *notice, strncpy(recipbuf, notice->z_recipient, sizeof(recipbuf)); recipp = strrchr(recipbuf, '@'); if (recipp) - sprintf(recipp + 1, "%s", realm_expand_realm(recipp + 1)); + snprintf(recipp + 1, sizeof(recipbuf) - (recipp - recipbuf), + "%s", realm_expand_realm(recipp + 1)); dest.recip = make_string(recipbuf, 0); } |