From 28f088dc661d4c0e50c60876a5d6eec13d144c0c Mon Sep 17 00:00:00 2001
From: Stefan Mahr <stefan.mahr@sphairon.com>
Date: Wed, 10 Aug 2011 22:34:41 +0200
Subject: [PATCH] target: add helper functions to get/set u16 or u32 array
 from/to buffer

---
 src/target/target.c | 32 ++++++++++++++++++++++++++++++++
 src/target/target.h |  5 +++++
 2 files changed, 37 insertions(+)

diff --git a/src/target/target.c b/src/target/target.c
index 03431560f..b71d83936 100644
--- a/src/target/target.c
+++ b/src/target/target.c
@@ -348,6 +348,38 @@ static void target_buffer_set_u8(struct target *target, uint8_t *buffer, uint8_t
 	*buffer = value;
 }
 
+/* write a uint32_t array to a buffer in target memory endianness */
+void target_buffer_get_u32_array(struct target *target, const uint8_t *buffer, uint32_t count, uint32_t *dstbuf)
+{
+	uint32_t i;
+	for(i = 0; i < count; i ++)
+		dstbuf[i] = target_buffer_get_u32(target,&buffer[i*4]);
+}
+
+/* write a uint16_t array to a buffer in target memory endianness */
+void target_buffer_get_u16_array(struct target *target, const uint8_t *buffer, uint32_t count, uint16_t *dstbuf)
+{
+	uint32_t i;
+	for(i = 0; i < count; i ++)
+		dstbuf[i] = target_buffer_get_u16(target,&buffer[i*2]);
+}
+
+/* write a uint32_t array to a buffer in target memory endianness */
+void target_buffer_set_u32_array(struct target *target, uint8_t *buffer, uint32_t count, uint32_t *srcbuf)
+{
+	uint32_t i;
+	for(i = 0; i < count; i ++)
+		target_buffer_set_u32(target,&buffer[i*4],srcbuf[i]);
+}
+
+/* write a uint16_t array to a buffer in target memory endianness */
+void target_buffer_set_u16_array(struct target *target, uint8_t *buffer, uint32_t count, uint16_t *srcbuf)
+{
+	uint32_t i;
+	for(i = 0; i < count; i ++)
+		target_buffer_set_u16(target,&buffer[i*2],srcbuf[i]);
+}
+
 /* return a pointer to a configured target; id is name or number */
 struct target *get_target(const char *id)
 {
diff --git a/src/target/target.h b/src/target/target.h
index 74f74dee1..1b5730f2f 100644
--- a/src/target/target.h
+++ b/src/target/target.h
@@ -524,6 +524,11 @@ void target_buffer_set_u32(struct target *target, uint8_t *buffer, uint32_t valu
 void target_buffer_set_u24(struct target *target, uint8_t *buffer, uint32_t value);
 void target_buffer_set_u16(struct target *target, uint8_t *buffer, uint16_t value);
 
+void target_buffer_get_u32_array(struct target *target, const uint8_t *buffer, uint32_t count, uint32_t *dstbuf);
+void target_buffer_get_u16_array(struct target *target, const uint8_t *buffer, uint32_t count, uint16_t *dstbuf);
+void target_buffer_set_u32_array(struct target *target, uint8_t *buffer, uint32_t count, uint32_t *srcbuf);
+void target_buffer_set_u16_array(struct target *target, uint8_t *buffer, uint32_t count, uint16_t *srcbuf);
+
 int target_read_u32(struct target *target, uint32_t address, uint32_t *value);
 int target_read_u16(struct target *target, uint32_t address, uint16_t *value);
 int target_read_u8(struct target *target, uint32_t address, uint8_t *value);