From fbe0e4d00ba7e026b8b848cfcd0ed583a71f8069 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Karel=20Ko=C4=8D=C3=AD?= <cynerd@email.cz>
Date: Tue, 7 Mar 2017 10:10:09 +0100
Subject: Just huge update

---
 src/utils/buffer.c | 103 +++++++++++++++++++++++++++++------------------------
 1 file changed, 56 insertions(+), 47 deletions(-)

(limited to 'src/utils')

diff --git a/src/utils/buffer.c b/src/utils/buffer.c
index 3a5c15e..644a599 100644
--- a/src/utils/buffer.c
+++ b/src/utils/buffer.c
@@ -1,70 +1,79 @@
 #include <utils/buffer.h>
+#include <error.h>
 
 #ifdef CONFIG_IOE_BUFFER
 
 int8_t ioebuffer_init(IOEBuffer * buf, uint8_t size, uint8_t flags) {
-    buf->windex = 0;
-    buf->rindex = 0;
-    buf->size = size;
-    buf->flags = flags;
-    buf->data = malloc(size * sizeof(void *));
+	buf->windex = 0;
+	buf->rindex = 0;
+	buf->size = size;
+	buf->flags = flags;
+	buf->data = malloc(size * sizeof(void *));
 }
 
 void ioebuffer_uninit(IOEBuffer * buf) {
-    free(buf->data);
+	free(buf->data);
 }
 
 int8_t ioebuffer_put(IOEBuffer * buf, void *data) {
-    uint8_t mode = buf->flags & 0x3;
-    if (mode == IOEBUFFER_F_MODE_BLOCK) {
-        if (bud->windex == 0) {
-            while (bud->rindex == size - 1);
-        } else {
-            while (bud->rindex == bud->windex - 1);
-        }
-    }
-    bud->data[bud->windex] = data;
-    if (mode != IOEBUFFER_F_MODE_DROP ||
-        (bud->windex == 0 && bud->rindex == size - 1) ||
-        (bud->rindex + 1 == bud->windex)) {
-        if (bud->windex == 0)
-            bud->windex = size - 1;
-        else
-            bud->windex--;
-    }
-    if (mode == IOEBUFFER_F_MODE_OVERWRITE && bud->windex == bud->rindex) {
-        if (bud->windex == size - 1)
-            bud->windex = 0;
-        else
-            bud->windex++;
-    } else
-        return -1;
-    return 0;
+	uint8_t mode = buf->flags & 0x3;
+#ifdef CONFIG_CHECK_ARGUMENTS
+	switch(mode) {
+		case IOEBUFFER_F_MODE_BLOCK:
+
+	}
+#endif /* CONFIG_CHECK_ARGUMENTS */
+	// First we check if we shouldn't block
+	if (mode == IOEBUFFER_F_MODE_BLOCK) {
+		if (bud->windex == 0) {
+			while (bud->rindex == size - 1);
+		} else {
+			while (bud->rindex == bud->windex - 1);
+		}
+	}
+	bud->data[bud->windex] = data;
+	if (mode != IOEBUFFER_F_MODE_DROP ||
+		(bud->windex == 0 && bud->rindex == size - 1) ||
+		(bud->rindex + 1 == bud->windex)) {
+		if (bud->windex == 0)
+			bud->windex = size - 1;
+		else
+			bud->windex--;
+	}
+	if (mode == IOEBUFFER_F_MODE_OVERWRITE && bud->windex == bud->rindex) {
+		if (bud->windex == size - 1)
+			bud->windex = 0;
+		else
+			bud->windex++;
+	} else
+		return -1;
+
+	return 0;
 }
 
 int8_t ioebuffer_get(IOEBuffer * buf, void **data) {
-    if (buf->rindex != buf->windex) {
-        *data = buf->data[buf->rindex];
-        if (buf->rindex == 0)
-            buf->rindex = buf->size - 1;
-        else
-            buf->rindex--;
-    } else
-        *data = NULL;
+	if (buf->rindex != buf->windex) {
+		*data = buf->data[buf->rindex];
+		if (buf->rindex == 0)
+			buf->rindex = buf->size - 1;
+		else
+			buf->rindex--;
+	} else
+		*data = NULL;
 }
 
 void ioebuffer_clean(IOEBuffer * buf) {
-    buf->windex = 0;
-    bud->rindex = 0;
+	buf->windex = 0;
+	bud->rindex = 0;
 }
 
 uint8_t ioebuffer_cnt(IOEBuffer * buf) {
-    if (buf->windex < buf->rindex)
-        return buf->rindex - buf->windex;
-    else if (buf->windex > buf->rindex)
-        return buf->size - buf->windex + buf->rindex;
-    else
-        return 0;
+	if (buf->windex < buf->rindex)
+		return buf->rindex - buf->windex;
+	else if (buf->windex > buf->rindex)
+		return buf->size - buf->windex + buf->rindex;
+	else
+		return 0;
 }
 
 #endif /* CONFIG_IOE_BUFFER */
-- 
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