Changeset 24b07ac4 in mainline for uspace/drv/uhci/uhci_struct/transfer_descriptor.c

Timestamp:

2011-01-29T00:04:28Z (13 years ago)

Author:

Vojtech Horky <vojtechhorky@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

b3258ad

Parents:

5935fe4c

Message:

More flexible buffer dump

File:

• uspace/drv/uhci/uhci_struct/transfer_descriptor.c (modified) (2 diffs)

uspace/drv/uhci/uhci_struct/transfer_descriptor.c

@@ +1 @@
+#include <stdio.h>
 #include "transfer_descriptor.h"
+
+#define BUFFER_LEN 10
+
+static void buffer_to_str(char *str, size_t str_size,
+    uint8_t *buffer, size_t buffer_size)
+{
+        if (buffer_size == 0) {
+                *str = 0;
+                return;
+        }
+        while (str_size >= 4) {
+                snprintf(str, 4, " %02X", (int) *buffer);
+                str += 3;
+                str_size -= 3;
+                buffer++;
+                buffer_size--;
+                if (buffer_size == 0) {
+                        break;
+                }
+        }
+}
 
 void transfer_descriptor_init(transfer_descriptor_t *instance,
@@ -32 +54 @@
           buffer, instance->buffer_ptr);
 
-        char * buff = buffer;
-
-        uhci_print_verbose("Buffer dump(8B): %x %x %x %x %x %x %x %x.\n",
-          buff[0], buff[1], buff[2], buff[3], buff[4], buff[5], buff[6], buff[7]);
+        char buffer_dump[BUFFER_LEN];
+        buffer_to_str(buffer_dump, BUFFER_LEN, buffer, size);
+        uhci_print_verbose("Buffer dump (%zuB): %s.\n", size, buffer_dump);
 
         instance->next_va = NULL;