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-rw-r--r--src/modules/rtp/sap.c79
1 files changed, 38 insertions, 41 deletions
diff --git a/src/modules/rtp/sap.c b/src/modules/rtp/sap.c
index 022c7fa3..5d9b58fa 100644
--- a/src/modules/rtp/sap.c
+++ b/src/modules/rtp/sap.c
@@ -1,18 +1,18 @@
-/* $Id$ */
-
/***
This file is part of PulseAudio.
-
+
+ Copyright 2006 Lennart Poettering
+
PulseAudio is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published
by the Free Software Foundation; either version 2 of the License,
or (at your option) any later version.
-
+
PulseAudio is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
-
+
You should have received a copy of the GNU Lesser General Public License
along with PulseAudio; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
@@ -23,7 +23,6 @@
#include <config.h>
#endif
-#include <assert.h>
#include <time.h>
#include <stdlib.h>
#include <sys/types.h>
@@ -44,6 +43,7 @@
#include <pulsecore/core-error.h>
#include <pulsecore/core-util.h>
#include <pulsecore/log.h>
+#include <pulsecore/macro.h>
#include "sap.h"
#include "sdp.h"
@@ -51,25 +51,25 @@
#define MIME_TYPE "application/sdp"
pa_sap_context* pa_sap_context_init_send(pa_sap_context *c, int fd, char *sdp_data) {
- assert(c);
- assert(fd >= 0);
- assert(sdp_data);
+ pa_assert(c);
+ pa_assert(fd >= 0);
+ pa_assert(sdp_data);
c->fd = fd;
c->sdp_data = sdp_data;
c->msg_id_hash = (uint16_t) (rand()*rand());
-
- return c;
+
+ return c;
}
void pa_sap_context_destroy(pa_sap_context *c) {
- assert(c);
+ pa_assert(c);
- close(c->fd);
+ pa_close(c->fd);
pa_xfree(c->sdp_data);
}
-int pa_sap_send(pa_sap_context *c, int goodbye) {
+int pa_sap_send(pa_sap_context *c, pa_bool_t goodbye) {
uint32_t header;
struct sockaddr_storage sa_buf;
struct sockaddr *sa = (struct sockaddr*) &sa_buf;
@@ -83,8 +83,8 @@ int pa_sap_send(pa_sap_context *c, int goodbye) {
return -1;
}
- assert(sa->sa_family == AF_INET || sa->sa_family == AF_INET6);
-
+ pa_assert(sa->sa_family == AF_INET || sa->sa_family == AF_INET6);
+
header = htonl(((uint32_t) 1 << 29) |
(sa->sa_family == AF_INET6 ? (uint32_t) 1 << 28 : 0) |
(goodbye ? (uint32_t) 1 << 26 : 0) |
@@ -101,7 +101,7 @@ int pa_sap_send(pa_sap_context *c, int goodbye) {
iov[3].iov_base = c->sdp_data;
iov[3].iov_len = strlen(c->sdp_data);
-
+
m.msg_name = NULL;
m.msg_namelen = 0;
m.msg_iov = iov;
@@ -109,23 +109,23 @@ int pa_sap_send(pa_sap_context *c, int goodbye) {
m.msg_control = NULL;
m.msg_controllen = 0;
m.msg_flags = 0;
-
+
if ((k = sendmsg(c->fd, &m, MSG_DONTWAIT)) < 0)
- pa_log("sendmsg() failed: %s\n", pa_cstrerror(errno));
+ pa_log_warn("sendmsg() failed: %s\n", pa_cstrerror(errno));
return k;
}
pa_sap_context* pa_sap_context_init_recv(pa_sap_context *c, int fd) {
- assert(c);
- assert(fd >= 0);
+ pa_assert(c);
+ pa_assert(fd >= 0);
c->fd = fd;
c->sdp_data = NULL;
return c;
}
-int pa_sap_recv(pa_sap_context *c, int *goodbye) {
+int pa_sap_recv(pa_sap_context *c, pa_bool_t *goodbye) {
struct msghdr m;
struct iovec iov;
int size, k;
@@ -133,21 +133,18 @@ int pa_sap_recv(pa_sap_context *c, int *goodbye) {
uint32_t header;
int six, ac;
ssize_t r;
-
- assert(c);
- assert(goodbye);
+
+ pa_assert(c);
+ pa_assert(goodbye);
if (ioctl(c->fd, FIONREAD, &size) < 0) {
- pa_log("FIONREAD failed: %s", pa_cstrerror(errno));
+ pa_log_warn("FIONREAD failed: %s", pa_cstrerror(errno));
goto fail;
}
- if (!size)
- return 0;
-
buf = pa_xnew(char, size+1);
buf[size] = 0;
-
+
iov.iov_base = buf;
iov.iov_len = size;
@@ -158,14 +155,14 @@ int pa_sap_recv(pa_sap_context *c, int *goodbye) {
m.msg_control = NULL;
m.msg_controllen = 0;
m.msg_flags = 0;
-
+
if ((r = recvmsg(c->fd, &m, 0)) != size) {
- pa_log("recvmsg() failed: %s", r < 0 ? pa_cstrerror(errno) : "size mismatch");
+ pa_log_warn("recvmsg() failed: %s", r < 0 ? pa_cstrerror(errno) : "size mismatch");
goto fail;
}
if (size < 4) {
- pa_log("SAP packet too short.");
+ pa_log_warn("SAP packet too short.");
goto fail;
}
@@ -173,17 +170,17 @@ int pa_sap_recv(pa_sap_context *c, int *goodbye) {
header = ntohl(header);
if (header >> 29 != 1) {
- pa_log("Unsupported SAP version.");
+ pa_log_warn("Unsupported SAP version.");
goto fail;
}
if ((header >> 25) & 1) {
- pa_log("Encrypted SAP not supported.");
+ pa_log_warn("Encrypted SAP not supported.");
goto fail;
}
if ((header >> 24) & 1) {
- pa_log("Compressed SAP not supported.");
+ pa_log_warn("Compressed SAP not supported.");
goto fail;
}
@@ -192,7 +189,7 @@ int pa_sap_recv(pa_sap_context *c, int *goodbye) {
k = 4 + (six ? 16 : 4) + ac*4;
if (size < k) {
- pa_log("SAP packet too short (AD).");
+ pa_log_warn("SAP packet too short (AD).");
goto fail;
}
@@ -203,18 +200,18 @@ int pa_sap_recv(pa_sap_context *c, int *goodbye) {
e += sizeof(MIME_TYPE);
size -= sizeof(MIME_TYPE);
} else if ((unsigned) size < sizeof(PA_SDP_HEADER)-1 || strncmp(e, PA_SDP_HEADER, sizeof(PA_SDP_HEADER)-1)) {
- pa_log("Invalid SDP header.");
+ pa_log_warn("Invalid SDP header.");
goto fail;
}
if (c->sdp_data)
pa_xfree(c->sdp_data);
-
+
c->sdp_data = pa_xstrndup(e, size);
pa_xfree(buf);
-
+
*goodbye = !!((header >> 26) & 1);
-
+
return 0;
fail: