Changes in uspace/app/sportdmp/sportdmp.c [74017ce:c4c6025] in mainline

File:

• uspace/app/sportdmp/sportdmp.c (modified) (5 diffs)

uspace/app/sportdmp/sportdmp.c

@@ -27 +27 @@
  */
 
+#include <char_dev_iface.h>
 #include <errno.h>
-#include <io/chardev.h>
 #include <io/serial.h>
 #include <loc.h>
 #include <stdio.h>
-#include <stdlib.h>
 
 #define BUF_SIZE 1
@@ -45 +44 @@
         sysarg_t baud = 9600;
         service_id_t svc_id;
-        chardev_t *chardev;
         serial_t *serial;
-        size_t nread;
 
         int arg = 1;
@@ -122 +119 @@
         }
 
-        rc = chardev_open(sess, &chardev);
-        if (rc != EOK) {
-                fprintf(stderr, "Failed opening character device\n");
-                return 2;
-        }
-
         rc = serial_open(sess, &serial);
         if (rc != EOK) {
@@ -147 +138 @@
 
         while (true) {
-                rc = chardev_read(chardev, buf, BUF_SIZE, &nread);
-                for (size_t i = 0; i < nread; i++) {
+                ssize_t read = char_dev_read(sess, buf, BUF_SIZE);
+                if (read < 0) {
+                        fprintf(stderr, "Failed reading from serial device\n");
+                        break;
+                }
+                ssize_t i;
+                for (i = 0; i < read; i++) {
                         printf("%02hhx ", buf[i]);
-                }
-                if (rc != EOK) {
-                        fprintf(stderr, "\nFailed reading from serial device\n");
-                        break;
                 }
                 fflush(stdout);
@@ -160 +152 @@
         free(buf);
         serial_close(serial);
-        chardev_close(chardev);
         async_hangup(sess);
         return 0;