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Make all address comparisons explicit 

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@789 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer 2003-04-08 23:02:36 +00:00
parent 7f844be5e0
commit 2758349cae
4 changed files with 17 additions and 11 deletions
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5
acl.c
View File

@ -116,3 +116,8 @@ int ast_get_ip(struct sockaddr_in *sin, char *value)
return 0;
}
int inaddrcmp(struct sockaddr_in *sin1, struct sockaddr_in *sin2)
{
return ((sin1->sin_addr.s_addr == sin2->sin_addr.s_addr )
&& (sin1->sin_port == sin2->sin_port));
}

18
channels/chan_iax2.c
View File

@ -3110,7 +3110,7 @@ static int iax2_ack_registry(struct iax_ies *ies, struct sockaddr_in *sin, int c
}
memcpy(&oldus, &reg->us, sizeof(oldus));
oldmsgs = reg->messages;
if (memcmp(&reg->addr, sin, sizeof(&reg->addr))) {
if (inaddrcmp(&reg->addr, sin)) {
ast_log(LOG_WARNING, "Received unsolicited registry ack from '%s'\n", inet_ntoa(sin->sin_addr));
return -1;
}
@ -3123,7 +3123,7 @@ static int iax2_ack_registry(struct iax_ies *ies, struct sockaddr_in *sin, int c
ast_sched_del(sched, reg->expire);
reg->expire = ast_sched_add(sched, (5 * reg->refresh / 6) * 1000, iax2_do_register_s, reg);
}
if ((memcmp(&oldus, &reg->us, sizeof(oldus)) || (reg->messages != oldmsgs)) && (option_verbose > 2)) {
if ((inaddrcmp(&oldus, &reg->us) || (reg->messages != oldmsgs)) && (option_verbose > 2)) {
if (reg->messages > 65534)
snprintf(msgstatus, sizeof(msgstatus), " with message(s) waiting\n");
else if (reg->messages > 1)
@ -3222,7 +3222,7 @@ static int update_registry(char *name, struct sockaddr_in *sin, int callno)
memset(&ied, 0, sizeof(ied));
for (p = peerl.peers;p;p = p->next) {
if (!strcasecmp(name, p->name)) {
if (memcmp(&p->addr, sin, sizeof(p->addr))) {
if (inaddrcmp(&p->addr, sin)) {
if (regfunk)
regfunk(p->name, 1);
if (option_verbose > 2)
@ -3292,7 +3292,7 @@ static int registry_rerequest(struct iax_ies *ies, int callno, struct sockaddr_i
strncpy(challenge, ies->challenge, sizeof(challenge) - 1);
memset(&ied, 0, sizeof(ied));
reg = iaxs[callno]->reg;
if (memcmp(&reg->addr, sin, sizeof(&reg->addr))) {
if (inaddrcmp(&reg->addr, sin)) {
ast_log(LOG_WARNING, "Received unsolicited registry authenticate request from '%s'\n", inet_ntoa(sin->sin_addr));
return -1;
}
@ -3423,7 +3423,7 @@ static int send_trunk(struct iax2_peer *peer)
if (iaxtrunkdebug)
ast_verbose("Call %d is at %s:%d (%d)\n", x, inet_ntoa(iaxs[x]->addr.sin_addr), ntohs(iaxs[x]->addr.sin_port), iaxs[x]->addr.sin_family);
#endif
if (iaxs[x] && iaxs[x]->trunk && iaxs[x]->trunkdatalen && !memcmp(&iaxs[x]->addr, &peer->addr, sizeof(iaxs[x]->addr))) {
if (iaxs[x] && iaxs[x]->trunk && iaxs[x]->trunkdatalen && !inaddrcmp(&iaxs[x]->addr, &peer->addr)) {
if (iaxtrunkdebug)
ast_verbose(" -- Sending call %d via trunk to %s:%d\n", x, inet_ntoa(iaxs[x]->addr.sin_addr), ntohs(iaxs[x]->addr.sin_port));
if (len >= iaxs[x]->trunkdatalen + sizeof(struct ast_iax2_meta_trunk_entry)) {
@ -3574,7 +3574,7 @@ static int socket_read(int *id, int fd, short events, void *cbdata)
ast_pthread_mutex_lock(&peerl.lock);
peer = peerl.peers;
while(peer) {
if (!memcmp(&peer->addr, &sin, sizeof(peer->addr)))
if (!inaddrcmp(&peer->addr, &sin))
break;
peer = peer->next;
}
@ -3693,7 +3693,7 @@ static int socket_read(int *id, int fd, short events, void *cbdata)
ast_pthread_mutex_unlock(&iaxsl[fr.callno]);
return 1;
}
if (!memcmp(&sin, &iaxs[fr.callno]->addr, sizeof(sin)))
if (!inaddrcmp(&sin, &iaxs[fr.callno]->addr))
iaxs[fr.callno]->peercallno = (unsigned short)(ntohs(mh->callno) & ~IAX_FLAG_FULL);
if (ntohs(mh->callno) & IAX_FLAG_FULL) {
if (option_debug)
@ -3757,7 +3757,7 @@ static int socket_read(int *id, int fd, short events, void *cbdata)
/* Handle implicit ACKing unless this is an INVAL, and only if this is
from the real peer, not the transfer peer */
if (!memcmp(&sin, &iaxs[fr.callno]->addr, sizeof(sin)) &&
if (!inaddrcmp(&sin, &iaxs[fr.callno]->addr) &&
(((f.subclass != IAX_COMMAND_INVAL)) ||
(f.frametype != AST_FRAME_IAX))) {
unsigned char x;
@ -3800,7 +3800,7 @@ static int socket_read(int *id, int fd, short events, void *cbdata)
} else
ast_log(LOG_DEBUG, "Received iseqno %d not within window %d->%d\n", fr.iseqno, iaxs[fr.callno]->rseqno, iaxs[fr.callno]->oseqno);
}
if (memcmp(&sin, &iaxs[fr.callno]->addr, sizeof(sin)) &&
if (inaddrcmp(&sin, &iaxs[fr.callno]->addr) &&
((f.frametype != AST_FRAME_IAX) ||
((f.subclass != IAX_COMMAND_TXACC) &&
(f.subclass != IAX_COMMAND_TXCNT)))) {

4
channels/chan_sip.c
View File

@ -2662,7 +2662,7 @@ static int parse_contact(struct sip_pvt *pvt, struct sip_peer *p, struct sip_req
expiry = max_expiry;
p->expire = ast_sched_add(sched, (expiry + 10) * 1000, expire_register, p);
pvt->expiry = expiry;
if (memcmp(&p->addr, &oldsin, sizeof(oldsin))) {
if (inaddrcmp(&p->addr, &oldsin)) {
sip_poke_peer(p);
if (option_verbose > 2)
ast_verbose(VERBOSE_PREFIX_3 "Registered SIP '%s' at %s port %d expires %d\n", p->username, inet_ntoa(p->addr.sin_addr), ntohs(p->addr.sin_port), expiry);
@ -3203,7 +3203,7 @@ static int check_user(struct sip_pvt *p, struct sip_request *req, char *cmd, cha
ast_pthread_mutex_lock(&peerl.lock);
peer = peerl.peers;
while(peer) {
if (!memcmp(&peer->addr, &p->recv, sizeof(peer->addr))) {
if (!inaddrcmp(&peer->addr, &p->recv)) {
/* Take the peer */
p->nat = peer->nat;
if (p->rtp) {

1
include/asterisk/acl.h
View File

@ -28,6 +28,7 @@ extern void ast_free_ha(struct ast_ha *ha);
extern struct ast_ha *ast_append_ha(char *sense, char *stuff, struct ast_ha *path);
extern int ast_apply_ha(struct ast_ha *ha, struct sockaddr_in *sin);
extern int ast_get_ip(struct sockaddr_in *sin, char *value);
extern int inaddrcmp(struct sockaddr_in *sin1, struct sockaddr_in *sin2);
#if defined(__cplusplus) || defined(c_plusplus)
}