From 1f359c1cdbb7a9bd41f3cb9717187e8aeacce43b Mon Sep 17 00:00:00 2001
From: Kévin Le Gouguec <kevin.legouguec@airbus.com>
Date: Tue, 27 Nov 2018 15:05:05 +0100
Subject: Changement du format de traces

---
 src/debug.h | 64 +++++++++++++++++++++++++++++++++++++++++--------------------
 1 file changed, 43 insertions(+), 21 deletions(-)

diff --git a/src/debug.h b/src/debug.h
index 87140e5..c7fa343 100644
--- a/src/debug.h
+++ b/src/debug.h
@@ -5,46 +5,68 @@
 #include <stdio.h>
 
 
-static inline void debug_dump_lanes(FILE *output, const char *header, size_t len, const uint8_t buf[len], int indent)
-{
-    if (!output)
-    {
-        return;
-    }
+extern FILE *DUMP; /* Define this variable somewhere (eg with DUMP = stderr). */
+
 
-    fprintf(output, "%s\n", header);
+static inline void debug_dump_lanes(const char *header, size_t len, const uint8_t buf[len], int indent)
+{
+    fprintf(DUMP, "%s\n", header);
 
     for (size_t line=0; line<len/8; line++)
     {
-        fprintf(output, "%*s", indent, "");
+        fprintf(DUMP, "%*s", indent, "");
         for (size_t b=0; b<8; b++)
         {
             /* start with MSB */
             size_t byte_index = len-(1+line*8+b);
-            fprintf(output, "%*s%02x", 5, "", buf[byte_index]);
+            fprintf(DUMP, "%*s%02x", 5, "", buf[byte_index]);
         }
-        fprintf(output, "\n");
+        fprintf(DUMP, "\n");
     }
-    fprintf(output, "\n");
+    fprintf(DUMP, "\n");
 }
 
-static inline void debug_dump_buffer(FILE *output, const char *header, size_t len, const uint8_t buf[len], int indent)
+static inline void debug_dump_buffer(const char *header, size_t len, const uint8_t buf[len], int indent)
 {
-    if (!output)
+    fprintf(DUMP, "%*s%s\n", indent, "", header);
+
+    if (len%8 != 0)
     {
-        return;
+        fprintf(DUMP, "%*s", (int)(3*(8-len%8))+indent, "");
+        for (size_t b=0; b<len%8; b++)
+        {
+            size_t byte_index = len-1-b;
+            fprintf(DUMP, "%02x ", buf[byte_index]);
+        }
+        fprintf(DUMP, "\n");
     }
 
-    fprintf(output, "%s\n", header);
+    if (len/8 == 0)
+        return;
 
-    fprintf(output, "%*s", indent, "");
-    for (size_t b=0; b<len; b++)
+    for (size_t line=0; line<len/8; line++)
     {
-        /* start with MSB */
-        size_t byte_index = len-1-b;
-        fprintf(output, "%*s%02x", 5, "", buf[byte_index]);
+        fprintf(DUMP, "%*s", indent, "");
+        for (size_t b=0; b<8; b++)
+        {
+            /* start with MSB */
+            size_t byte_index = 8*(len/8 - 1 - line) + 7-b;
+            /* fprintf(DUMP, "[%zu / %zu => %zu]", line, b, byte_index); */
+            fprintf(DUMP, "%02x ", buf[byte_index]);
+        }
+        fprintf(DUMP, "\n");
     }
-    fprintf(output, "\n");
+
+    fprintf(DUMP, "\n");
 }
 
+static inline void debug_open_dump(const char *vector_name)
+{
+    size_t namelen = snprintf(NULL, 0, "/tmp/test-%s.txt", vector_name);
+    char name[namelen+1];
+    snprintf(name, sizeof(name), "/tmp/test-%s.txt", vector_name);
+    DUMP = fopen(name, "w");
+}
+
+
 #endif /* DEBUG_H */
-- 
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