Harald Welte has uploaded this change for review. ( 
https://gerrit.osmocom.org/13335


Change subject: select: Rename BSC_FD_* constants to OSMO_FD_*
......................................................................

select: Rename BSC_FD_* constants to OSMO_FD_*

The naming of these constants dates back to when the code was private
within OpenBSC.  Everything else was renamed (bsc_fd -> osmo_fd) at
the time, but somehow the BSC_FD_* defines have been missed at the
time.

Keep compatibility #defines around, but allow us to migrate the
applications to a less confusing naming meanwhile.

Change-Id: Ifae33ed61a7cf0ae54ad487399e7dd2489986436
---
M include/osmocom/core/select.h
M src/ctrl/control_if.c
M src/gb/gprs_ns.c
M src/gb/gprs_ns_frgre.c
M src/gsmtap_util.c
M src/select.c
M src/socket.c
M src/vty/telnet_interface.c
M src/write_queue.c
9 files changed, 42 insertions(+), 37 deletions(-)



  git pull ssh://gerrit.osmocom.org:29418/libosmocore refs/changes/35/13335/1

diff --git a/include/osmocom/core/select.h b/include/osmocom/core/select.h
index 1ba6b83..e4787b0 100644
--- a/include/osmocom/core/select.h
+++ b/include/osmocom/core/select.h
@@ -13,11 +13,16 @@
  * \file select.h */

 /*! Indicate interest in reading from the file descriptor */
-#define BSC_FD_READ    0x0001
+#define OSMO_FD_READ   0x0001
 /*! Indicate interest in writing to the file descriptor */
-#define BSC_FD_WRITE   0x0002
+#define OSMO_FD_WRITE  0x0002
 /*! Indicate interest in exceptions from the file descriptor */
-#define BSC_FD_EXCEPT  0x0004
+#define OSMO_FD_EXCEPT 0x0004
+
+/* legacy naming dating back to early OpenBSC / bsc_hack of 2008 */
+#define BSC_FD_READ    OSMO_FD_READ
+#define BSC_FD_WRITE   OSMO_FD_WRITE
+#define BSC_FD_EXCEPT  OSMO_FD_EXCEPT

 /*! Structure representing a file dsecriptor */
 struct osmo_fd {
@@ -25,8 +30,8 @@
        struct llist_head list;
        /*! actual operating-system level file decriptor */
        int fd;
-       /*! bit-mask or of \ref BSC_FD_READ, \ref BSC_FD_WRITE and/or
-        * \ref BSC_FD_EXCEPT */
+       /*! bit-mask or of \ref OSMO_FD_READ, \ref OSMO_FD_WRITE and/or
+        * \ref OSMO_FD_EXCEPT */
        unsigned int when;
        /*! call-back function to be called once file descriptor becomes
         * available */
diff --git a/src/ctrl/control_if.c b/src/ctrl/control_if.c
index 0209f3b..ce2e367 100644
--- a/src/ctrl/control_if.c
+++ b/src/ctrl/control_if.c
@@ -524,7 +524,7 @@
        char *name;


-       if (!(what & BSC_FD_READ))
+       if (!(what & OSMO_FD_READ))
                return 0;

        fd = accept(listen_bfd->fd, NULL, NULL);
@@ -554,7 +554,7 @@
        LOGP(DLCTRL, LOGL_INFO, "accept()ed new CTRL connection from %s\n", 
name);

        ccon->write_queue.bfd.fd = fd;
-       ccon->write_queue.bfd.when = BSC_FD_READ;
+       ccon->write_queue.bfd.when = OSMO_FD_READ;

        ret = osmo_fd_register(&ccon->write_queue.bfd);
        if (ret < 0) {
diff --git a/src/gb/gprs_ns.c b/src/gb/gprs_ns.c
index 8c3b0fa..c7ff78e 100644
--- a/src/gb/gprs_ns.c
+++ b/src/gb/gprs_ns.c
@@ -2006,9 +2006,9 @@
 {
        int rc = 0;

-       if (what & BSC_FD_READ)
+       if (what & OSMO_FD_READ)
                rc = handle_nsip_read(bfd);
-       if (what & BSC_FD_WRITE)
+       if (what & OSMO_FD_WRITE)
                rc = handle_nsip_write(bfd);

        return rc;
diff --git a/src/gb/gprs_ns_frgre.c b/src/gb/gprs_ns_frgre.c
index 483fdb6..dbbd8d2 100644
--- a/src/gb/gprs_ns_frgre.c
+++ b/src/gb/gprs_ns_frgre.c
@@ -315,9 +315,9 @@
 {
        int rc = 0;

-       if (what & BSC_FD_READ)
+       if (what & OSMO_FD_READ)
                rc = handle_nsfrgre_read(bfd);
-       if (what & BSC_FD_WRITE)
+       if (what & OSMO_FD_WRITE)
                rc = handle_nsfrgre_write(bfd);

        return rc;
diff --git a/src/gsmtap_util.c b/src/gsmtap_util.c
index 385b467..996830f 100644
--- a/src/gsmtap_util.c
+++ b/src/gsmtap_util.c
@@ -355,7 +355,7 @@
        int rc;
        uint8_t buf[4096];

-       if (!(flags & BSC_FD_READ))
+       if (!(flags & OSMO_FD_READ))
                return 0;

        rc = read(fd->fd, buf, sizeof(buf));
@@ -395,7 +395,7 @@

                sink_ofd = &gti->sink_ofd;
                sink_ofd->fd = fd;
-               sink_ofd->when = BSC_FD_READ;
+               sink_ofd->when = OSMO_FD_READ;
                sink_ofd->cb = gsmtap_sink_fd_cb;

                rc = osmo_fd_register(sink_ofd);
diff --git a/src/select.c b/src/select.c
index 4e7be35..7ce135f 100644
--- a/src/select.c
+++ b/src/select.c
@@ -55,7 +55,7 @@
 /*! Set up an osmo-fd. Will not register it.
  *  \param[inout] ofd Osmo FD to be set-up
  *  \param[in] fd OS-level file descriptor number
- *  \param[in] when bit-mask of BSC_FD_{READ,WRITE,EXECEPT}
+ *  \param[in] when bit-mask of OSMO_FD_{READ,WRITE,EXECEPT}
  *  \param[in] cb Call-back function to be called
  *  \param[in] data Private context pointer
  *  \param[in] priv_nr Private number
@@ -171,13 +171,13 @@
        int highfd = 0;

        llist_for_each_entry(ufd, &osmo_fds, list) {
-               if (ufd->when & BSC_FD_READ)
+               if (ufd->when & OSMO_FD_READ)
                        FD_SET(ufd->fd, readset);

-               if (ufd->when & BSC_FD_WRITE)
+               if (ufd->when & OSMO_FD_WRITE)
                        FD_SET(ufd->fd, writeset);

-               if (ufd->when & BSC_FD_EXCEPT)
+               if (ufd->when & OSMO_FD_EXCEPT)
                        FD_SET(ufd->fd, exceptset);

                if (ufd->fd > highfd)
@@ -199,17 +199,17 @@
                int flags = 0;

                if (FD_ISSET(ufd->fd, readset)) {
-                       flags |= BSC_FD_READ;
+                       flags |= OSMO_FD_READ;
                        FD_CLR(ufd->fd, readset);
                }

                if (FD_ISSET(ufd->fd, writeset)) {
-                       flags |= BSC_FD_WRITE;
+                       flags |= OSMO_FD_WRITE;
                        FD_CLR(ufd->fd, writeset);
                }

                if (FD_ISSET(ufd->fd, exceptset)) {
-                       flags |= BSC_FD_EXCEPT;
+                       flags |= OSMO_FD_EXCEPT;
                        FD_CLR(ufd->fd, exceptset);
                }

@@ -327,7 +327,7 @@
 {
        ofd->cb = cb;
        ofd->data = data;
-       ofd->when = BSC_FD_READ;
+       ofd->when = OSMO_FD_READ;

        if (ofd->fd < 0) {
                int rc;
diff --git a/src/socket.c b/src/socket.c
index 6a3f254..3a46ad0 100644
--- a/src/socket.c
+++ b/src/socket.c
@@ -414,7 +414,7 @@
                return sfd;

        ofd->fd = sfd;
-       ofd->when = BSC_FD_READ;
+       ofd->when = OSMO_FD_READ;

        rc = osmo_fd_register(ofd);
        if (rc < 0) {
diff --git a/src/vty/telnet_interface.c b/src/vty/telnet_interface.c
index e090e17..dc23b12 100644
--- a/src/vty/telnet_interface.c
+++ b/src/vty/telnet_interface.c
@@ -59,7 +59,7 @@
 static int telnet_new_connection(struct osmo_fd *fd, unsigned int what);

 static struct osmo_fd server_socket = {
-       .when       = BSC_FD_READ,
+       .when       = OSMO_FD_READ,
        .cb         = telnet_new_connection,
        .priv_nr    = 0,
 };
@@ -142,8 +142,8 @@
        struct telnet_connection *conn = fd->data;
        int rc = 0;

-       if (what & BSC_FD_READ) {
-               conn->fd.when &= ~BSC_FD_READ;
+       if (what & OSMO_FD_READ) {
+               conn->fd.when &= ~OSMO_FD_READ;
                rc = vty_read(conn->vty);
        }

@@ -151,10 +151,10 @@
        if (rc == -EBADF)
                return rc;

-       if (what & BSC_FD_WRITE) {
+       if (what & OSMO_FD_WRITE) {
                rc = buffer_flush_all(conn->vty->obuf, fd->fd);
                if (rc == BUFFER_EMPTY)
-                       conn->fd.when &= ~BSC_FD_WRITE;
+                       conn->fd.when &= ~OSMO_FD_WRITE;
        }

        return rc;
@@ -177,7 +177,7 @@
        connection->priv = fd->data;
        connection->fd.data = connection;
        connection->fd.fd = new_connection;
-       connection->fd.when = BSC_FD_READ;
+       connection->fd.when = OSMO_FD_READ;
        connection->fd.cb = client_data;
        rc = osmo_fd_register(&connection->fd);
        if (rc < 0) {
@@ -219,10 +219,10 @@

        switch (event) {
        case VTY_READ:
-               bfd->when |= BSC_FD_READ;
+               bfd->when |= OSMO_FD_READ;
                break;
        case VTY_WRITE:
-               bfd->when |= BSC_FD_WRITE;
+               bfd->when |= OSMO_FD_WRITE;
                break;
        case VTY_CLOSED:
                /* vty layer is about to free() vty */
diff --git a/src/write_queue.c b/src/write_queue.c
index fb6839a..3399b0f 100644
--- a/src/write_queue.c
+++ b/src/write_queue.c
@@ -47,22 +47,22 @@

        queue = container_of(fd, struct osmo_wqueue, bfd);

-       if (what & BSC_FD_READ) {
+       if (what & OSMO_FD_READ) {
                rc = queue->read_cb(fd);
                if (rc == -EBADF)
                        goto err_badfd;
        }

-       if (what & BSC_FD_EXCEPT) {
+       if (what & OSMO_FD_EXCEPT) {
                rc = queue->except_cb(fd);
                if (rc == -EBADF)
                        goto err_badfd;
        }

-       if (what & BSC_FD_WRITE) {
+       if (what & OSMO_FD_WRITE) {
                struct msgb *msg;

-               fd->when &= ~BSC_FD_WRITE;
+               fd->when &= ~OSMO_FD_WRITE;

                /* the queue might have been emptied */
                if (!llist_empty(&queue->msg_queue)) {
@@ -76,7 +76,7 @@
                                goto err_badfd;

                        if (!llist_empty(&queue->msg_queue))
-                               fd->when |= BSC_FD_WRITE;
+                               fd->when |= OSMO_FD_WRITE;
                }
        }

@@ -115,7 +115,7 @@

        ++queue->current_length;
        msgb_enqueue(&queue->msg_queue, data);
-       queue->bfd.when |= BSC_FD_WRITE;
+       queue->bfd.when |= OSMO_FD_WRITE;

        return 0;
 }
@@ -133,7 +133,7 @@
        }

        queue->current_length = 0;
-       queue->bfd.when &= ~BSC_FD_WRITE;
+       queue->bfd.when &= ~OSMO_FD_WRITE;
 }

 /*! @} */

--
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Gerrit-Project: libosmocore
Gerrit-Branch: master
Gerrit-MessageType: newchange
Gerrit-Change-Id: Ifae33ed61a7cf0ae54ad487399e7dd2489986436
Gerrit-Change-Number: 13335
Gerrit-PatchSet: 1
Gerrit-Owner: Harald Welte <lafo...@gnumonks.org>

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