fill in example calling multiple mplex'd services

examples/multiplex/Makefile.subdir

@@ -7,4 +7,5 @@ examples_multiplex_margo_example_mp_server_SOURCES = \
 
 examples_multiplex_margo_example_mp_client_SOURCES = \
  examples/multiplex/margo-example-mp-client.c \
- examples/multiplex/svc1-client.c
+ examples/multiplex/svc1-client.c \
+ examples/multiplex/svc2-client.c

examples/multiplex/margo-example-mp-client.c

@@ -12,6 +12,7 @@
 #include <margo.h>
 
 #include "svc1-client.h"
+#include "svc2-client.h"
 
 static hg_id_t my_rpc_shutdown_id;
 
@@ -80,12 +81,18 @@ int main(int argc, char **argv)
         NULL);
     /* register service APIs */
     svc1_register_client(mid);
+    svc2_register_client(mid);
 
     /* find addr for server */
     ret = margo_addr_lookup(mid, argv[1], &svr_addr);
     assert(ret == 0);
 
     svc1_do_thing(mid, svr_addr, 1);
+    svc1_do_other_thing(mid, svr_addr, 1);
+    svc1_do_thing(mid, svr_addr, 2);
+    svc1_do_other_thing(mid, svr_addr, 2);
+    svc2_do_thing(mid, svr_addr, 3);
+    svc2_do_other_thing(mid, svr_addr, 3);
 
     /* send one rpc to server to shut it down */
     /* create handle */

examples/multiplex/svc1-client.c

@@ -78,3 +78,51 @@ void svc1_do_thing(margo_instance_id mid, hg_addr_t svr_addr, uint32_t mplex_id)
     return;
 }
 
+void svc1_do_other_thing(margo_instance_id mid, hg_addr_t svr_addr, uint32_t mplex_id)
+{
+    hg_handle_t handle;
+    svc1_do_other_thing_in_t in;
+    svc1_do_other_thing_out_t out;
+    int ret;
+    hg_size_t size;
+    void* buffer;
+    struct hg_info *hgi;
+
+    /* allocate buffer for bulk transfer */
+    size = 512;
+    buffer = calloc(1, 512);
+    assert(buffer);
+    sprintf((char*)buffer, "Hello world!\n");
+
+    /* create handle */
+    ret = HG_Create(margo_get_context(mid), svr_addr, svc1_do_other_thing_id, &handle);
+    assert(ret == 0);
+
+    /* register buffer for rdma/bulk access by server */
+    hgi = HG_Get_info(handle);
+    assert(hgi);
+    ret = HG_Bulk_create(hgi->hg_class, 1, &buffer, &size, 
+        HG_BULK_READ_ONLY, &in.bulk_handle);
+    assert(ret == 0);
+
+    hgi->mplex_id = mplex_id;
+
+    /* Send rpc. Note that we are also transmitting the bulk handle in the
+     * input struct.  It was set above. 
+     */ 
+    in.input_val = 0;
+    margo_forward(mid, handle, &in);
+
+    /* decode response */
+    ret = HG_Get_output(handle, &out);
+    assert(ret == 0);
+
+    /* clean up resources consumed by this rpc */
+    HG_Bulk_free(in.bulk_handle);
+    HG_Free_output(handle, &out);
+    HG_Destroy(handle);
+    free(buffer);
+
+    return;
+}
+

examples/multiplex/svc1-client.h

@@ -12,5 +12,6 @@
 int svc1_register_client(margo_instance_id mid);
 
 void svc1_do_thing(margo_instance_id mid, hg_addr_t svr_addr, uint32_t mplex_id);
+void svc1_do_other_thing(margo_instance_id mid, hg_addr_t svr_addr, uint32_t mplex_id);
 
 #endif /* __SVC1_CLIENT */

examples/multiplex/svc2-client.h

@@ -9,4 +9,9 @@
 
 #include <margo.h>
 
+int svc2_register_client(margo_instance_id mid);
+
+void svc2_do_thing(margo_instance_id mid, hg_addr_t svr_addr, uint32_t mplex_id);
+void svc2_do_other_thing(margo_instance_id mid, hg_addr_t svr_addr, uint32_t mplex_id);
+
 #endif /* __SVC2_CLIENT */