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JIRA: BOTTLENECK-10

Change-Id: I7598427ff904df438ce77c2819ee48ac75ffa8da
Signed-off-by: hongbotian <hongbo.tianhongbo@huawei.com>

4 files changed, 343 insertions, 0 deletions

diff --git a/rubbos/app/httpd-2.0.64/srclib/apr/poll/os2/Makefile.in b/rubbos/app/httpd-2.0.64/srclib/apr/poll/os2/Makefile.in
new file mode 100644
index 00000000..96fc006f
--- /dev/null
+++ b/rubbos/app/httpd-2.0.64/srclib/apr/poll/os2/Makefile.in
@@ -0,0 +1,17 @@
+srcdir = @srcdir@
+VPATH = @srcdir@
+
+TARGETS = \
+	poll.lo \
+	pollset.lo \
+	pollacc.lo
+
+# bring in rules.mk for standard functionality
+@INCLUDE_RULES@
+
+INCDIR=../../include
+OSDIR=$(INCDIR)/arch/@OSDIR@
+DEFOSDIR=$(INCDIR)/arch/@DEFAULT_OSDIR@
+INCLUDES=-I$(INCDIR) -I$(OSDIR) -I$(DEFOSDIR)
+
+# DO NOT REMOVE
diff --git a/rubbos/app/httpd-2.0.64/srclib/apr/poll/os2/poll.c b/rubbos/app/httpd-2.0.64/srclib/apr/poll/os2/poll.c
new file mode 100644
index 00000000..3c36e5e6
--- /dev/null
+++ b/rubbos/app/httpd-2.0.64/srclib/apr/poll/os2/poll.c
@@ -0,0 +1,105 @@
+/* Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "apr.h"
+#include "apr_poll.h"
+#include "apr_arch_networkio.h"
+
+APR_DECLARE(apr_status_t) apr_poll(apr_pollfd_t *aprset, apr_int32_t num,
+                      apr_int32_t *nsds, apr_interval_time_t timeout)
+{
+    int *pollset;
+    int i;
+    int num_read = 0, num_write = 0, num_except = 0, num_total;
+    int pos_read, pos_write, pos_except;
+
+    for (i = 0; i < num; i++) {
+        if (aprset[i].desc_type == APR_POLL_SOCKET) {
+            num_read += (aprset[i].reqevents & APR_POLLIN) != 0;
+            num_write += (aprset[i].reqevents & APR_POLLOUT) != 0;
+            num_except += (aprset[i].reqevents & APR_POLLPRI) != 0;
+        }
+    }
+
+    num_total = num_read + num_write + num_except;
+    pollset = alloca(sizeof(int) * num_total);
+    memset(pollset, 0, sizeof(int) * num_total);
+
+    pos_read = 0;
+    pos_write = num_read;
+    pos_except = pos_write + num_write;
+
+    for (i = 0; i < num; i++) {
+        if (aprset[i].desc_type == APR_POLL_SOCKET) {
+            if (aprset[i].reqevents & APR_POLLIN) {
+                pollset[pos_read++] = aprset[i].desc.s->socketdes;
+            }
+
+            if (aprset[i].reqevents & APR_POLLOUT) {
+                pollset[pos_write++] = aprset[i].desc.s->socketdes;
+            }
+
+            if (aprset[i].reqevents & APR_POLLPRI) {
+                pollset[pos_except++] = aprset[i].desc.s->socketdes;
+            }
+
+            aprset[i].rtnevents = 0;
+        }
+    }
+
+    if (timeout > 0) {
+        timeout /= 1000; /* convert microseconds to milliseconds */
+    }
+
+    i = select(pollset, num_read, num_write, num_except, timeout);
+    (*nsds) = i;
+
+    if ((*nsds) < 0) {
+        return APR_FROM_OS_ERROR(sock_errno());
+    }
+
+    if ((*nsds) == 0) {
+        return APR_TIMEUP;
+    }
+
+    pos_read = 0;
+    pos_write = num_read;
+    pos_except = pos_write + num_write;
+
+    for (i = 0; i < num; i++) {
+        if (aprset[i].desc_type == APR_POLL_SOCKET) {
+            if (aprset[i].reqevents & APR_POLLIN) {
+                if (pollset[pos_read++] > 0) {
+                    aprset[i].rtnevents |= APR_POLLIN;
+                }
+            }
+
+            if (aprset[i].reqevents & APR_POLLOUT) {
+                if (pollset[pos_write++] > 0) {
+                    aprset[i].rtnevents |= APR_POLLOUT;
+                }
+            }
+
+            if (aprset[i].reqevents & APR_POLLPRI) {
+                if (pollset[pos_except++] > 0) {
+                    aprset[i].rtnevents |= APR_POLLPRI;
+                }
+            }
+        }
+    }
+
+    return APR_SUCCESS;
+}
diff --git a/rubbos/app/httpd-2.0.64/srclib/apr/poll/os2/pollacc.c b/rubbos/app/httpd-2.0.64/srclib/apr/poll/os2/pollacc.c
new file mode 100644
index 00000000..ac87d0aa
--- /dev/null
+++ b/rubbos/app/httpd-2.0.64/srclib/apr/poll/os2/pollacc.c
@@ -0,0 +1 @@
+#include "../unix/pollacc.c"
diff --git a/rubbos/app/httpd-2.0.64/srclib/apr/poll/os2/pollset.c b/rubbos/app/httpd-2.0.64/srclib/apr/poll/os2/pollset.c
new file mode 100644
index 00000000..872571f8
--- /dev/null
+++ b/rubbos/app/httpd-2.0.64/srclib/apr/poll/os2/pollset.c
@@ -0,0 +1,220 @@
+/* Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "apr.h"
+#include "apr_poll.h"
+#include "apr_arch_networkio.h"
+
+
+
+struct apr_pollset_t {
+    apr_pool_t *pool;
+    apr_uint32_t nelts;
+    apr_uint32_t nalloc;
+    int *pollset;
+    int num_read;
+    int num_write;
+    int num_except;
+    int num_total;
+    apr_pollfd_t *query_set;
+    apr_pollfd_t *result_set;
+};
+
+
+
+APR_DECLARE(apr_status_t) apr_pollset_create(apr_pollset_t **pollset,
+                                             apr_uint32_t size,
+                                             apr_pool_t *p,
+                                             apr_uint32_t flags)
+{
+    *pollset = apr_palloc(p, sizeof(**pollset));
+    (*pollset)->pool = p;
+    (*pollset)->nelts = 0;
+    (*pollset)->nalloc = size;
+    (*pollset)->pollset = apr_palloc(p, size * sizeof(int) * 3);
+    (*pollset)->query_set = apr_palloc(p, size * sizeof(apr_pollfd_t));
+    (*pollset)->result_set = apr_palloc(p, size * sizeof(apr_pollfd_t));
+    (*pollset)->num_read = -1;
+    return APR_SUCCESS;
+}
+
+
+
+APR_DECLARE(apr_status_t) apr_pollset_destroy(apr_pollset_t *pollset)
+{
+    /* A no-op function for now.  If we later implement /dev/poll
+     * support, we'll need to close the /dev/poll fd here
+     */
+    return APR_SUCCESS;
+}
+
+
+
+APR_DECLARE(apr_status_t) apr_pollset_add(apr_pollset_t *pollset,
+                                          const apr_pollfd_t *descriptor)
+{
+    if (pollset->nelts == pollset->nalloc) {
+        return APR_ENOMEM;
+    }
+
+    pollset->query_set[pollset->nelts] = *descriptor;
+
+    if (descriptor->desc_type != APR_POLL_SOCKET) {
+        return APR_EBADF;
+    }
+
+    pollset->nelts++;
+    pollset->num_read = -1;
+    return APR_SUCCESS;
+}
+
+
+
+APR_DECLARE(apr_status_t) apr_pollset_remove(apr_pollset_t *pollset,
+                                             const apr_pollfd_t *descriptor)
+{
+    apr_uint32_t i;
+
+    for (i = 0; i < pollset->nelts; i++) {
+        if (descriptor->desc.s == pollset->query_set[i].desc.s) {
+            /* Found an instance of the fd: remove this and any other copies */
+            apr_uint32_t dst = i;
+            apr_uint32_t old_nelts = pollset->nelts;
+            pollset->nelts--;
+
+            for (i++; i < old_nelts; i++) {
+                if (descriptor->desc.s == pollset->query_set[i].desc.s) {
+                    pollset->nelts--;
+                }
+                else {
+                    pollset->pollset[dst] = pollset->pollset[i];
+                    pollset->query_set[dst] = pollset->query_set[i];
+                    dst++;
+                }
+            }
+
+            pollset->num_read = -1;
+            return APR_SUCCESS;
+        }
+    }
+
+    return APR_NOTFOUND;
+}
+
+
+
+static void make_pollset(apr_pollset_t *pollset)
+{
+    int i;
+    int pos = 0;
+
+    pollset->num_read = 0;
+    pollset->num_write = 0;
+    pollset->num_except = 0;
+
+    for (i = 0; i < pollset->nelts; i++) {
+        if (pollset->query_set[i].reqevents & APR_POLLIN) {
+            pollset->pollset[pos++] = pollset->query_set[i].desc.s->socketdes;
+            pollset->num_read++;
+        }
+    }
+
+    for (i = 0; i < pollset->nelts; i++) {
+        if (pollset->query_set[i].reqevents & APR_POLLOUT) {
+            pollset->pollset[pos++] = pollset->query_set[i].desc.s->socketdes;
+            pollset->num_write++;
+        }
+    }
+
+    for (i = 0; i < pollset->nelts; i++) {
+        if (pollset->query_set[i].reqevents & APR_POLLPRI) {
+            pollset->pollset[pos++] = pollset->query_set[i].desc.s->socketdes;
+            pollset->num_except++;
+        }
+    }
+
+    pollset->num_total = pollset->num_read + pollset->num_write + pollset->num_except;
+}
+
+
+
+APR_DECLARE(apr_status_t) apr_pollset_poll(apr_pollset_t *pollset,
+                                           apr_interval_time_t timeout,
+                                           apr_int32_t *num,
+                                           const apr_pollfd_t **descriptors)
+{
+    int rv;
+    apr_uint32_t i;
+    int *pollresult;
+    int read_pos, write_pos, except_pos;
+
+    if (pollset->num_read < 0) {
+        make_pollset(pollset);
+    }
+
+    pollresult = alloca(sizeof(int) * pollset->num_total);
+    memcpy(pollresult, pollset->pollset, sizeof(int) * pollset->num_total);
+    (*num) = 0;
+
+    if (timeout > 0) {
+        timeout /= 1000;
+    }
+
+    rv = select(pollresult, pollset->num_read, pollset->num_write, pollset->num_except, timeout);
+
+    if (rv < 0) {
+        return APR_FROM_OS_ERROR(sock_errno());
+    }
+
+    if (rv == 0) {
+        return APR_TIMEUP;
+    }
+
+    read_pos = 0;
+    write_pos = pollset->num_read;
+    except_pos = pollset->num_read + pollset->num_write;
+
+    for (i = 0; i < pollset->nelts; i++) {
+        int rtnevents = 0;
+
+        if (pollset->query_set[i].reqevents & APR_POLLIN) {
+            if (pollresult[read_pos++] != -1) {
+                rtnevents |= APR_POLLIN;
+            }
+        }
+
+        if (pollset->query_set[i].reqevents & APR_POLLOUT) {
+            if (pollresult[write_pos++] != -1) {
+                rtnevents |= APR_POLLOUT;
+            }
+        }
+
+        if (pollset->query_set[i].reqevents & APR_POLLPRI) {
+            if (pollresult[except_pos++] != -1) {
+                rtnevents |= APR_POLLPRI;
+            }
+        }
+
+        if (rtnevents) {
+            pollset->result_set[*num] = pollset->query_set[i];
+            pollset->result_set[*num].rtnevents = rtnevents;
+            (*num)++;
+        }
+    }
+
+    *descriptors = pollset->result_set;
+    return APR_SUCCESS;
+}