diff options
| -rw-r--r-- | src/helpers/ftp.c | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/src/helpers/ftp.c b/src/helpers/ftp.c index 29ac55c..2b34534 100644 --- a/src/helpers/ftp.c +++ b/src/helpers/ftp.c @@ -332,23 +332,21 @@ static int nf_nat_ftp_fmt_cmd(enum nf_ct_ftp_type type, char *buffer, size_t buflen, uint32_t addr, uint16_t port) { + union { + unsigned char c[4]; + uint32_t d; + } tmp; + + tmp.d = addr; switch (type) { case NF_CT_FTP_PORT: case NF_CT_FTP_PASV: return snprintf(buffer, buflen, "%u,%u,%u,%u,%u,%u", - ((unsigned char *)&addr)[0], - ((unsigned char *)&addr)[1], - ((unsigned char *)&addr)[2], - ((unsigned char *)&addr)[3], - port >> 8, - port & 0xFF); + tmp.c[0], tmp.c[1], tmp.c[2], tmp.c[3], + port >> 8, port & 0xFF); case NF_CT_FTP_EPRT: return snprintf(buffer, buflen, "|1|%u.%u.%u.%u|%u|", - ((unsigned char *)&addr)[0], - ((unsigned char *)&addr)[1], - ((unsigned char *)&addr)[2], - ((unsigned char *)&addr)[3], - port); + tmp.c[0], tmp.c[1], tmp.c[2], tmp.c[3], port); case NF_CT_FTP_EPSV: return snprintf(buffer, buflen, "|||%u|", port); } |