IIOD: Remove dependency on iio-private.h

Re-introduce a few macros that were provided by iio-private.h that are
called from within IIOD.

Starting from now, IIOD can run fully on top of the public libiio API,
without shenanigans.

Signed-off-by: Paul Cercueil <[email protected]>

Author: pcercuei

iiod/ops.c

@@ -10,7 +10,6 @@
 #include "parser.h"
 #include "thread-pool.h"
 #include "../debug.h"
-#include "../iio-private.h"
 
 #include <errno.h>
 #include <limits.h>

iiod/ops.h

@@ -9,11 +9,11 @@
 #ifndef __OPS_H__
 #define __OPS_H__
 
-#include "../iio-private.h"
 #include "queue.h"
 
 #include <endian.h>
 #include <errno.h>
+#include <iio.h>
 #include <stdint.h>
 #include <stdio.h>
 #include <string.h>
@@ -38,9 +38,21 @@
 	 (((x) & 0x0000ff00) <<  8) | (((x) & 0x000000ff) << 24))
 #endif
 
+#define BIT(x) (1 << (x))
+#define BIT_MASK(bit) BIT((bit) % 32)
+#define BIT_WORD(bit) ((bit) / 32)
+#define TEST_BIT(addr, bit) (!!(*(((uint32_t *) addr) + BIT_WORD(bit)) \
+		& BIT_MASK(bit)))
+
 struct thread_pool;
 extern struct thread_pool *main_thread_pool;
 
+enum iio_attr_type {
+	IIO_ATTR_TYPE_DEVICE,
+	IIO_ATTR_TYPE_DEBUG,
+	IIO_ATTR_TYPE_BUFFER,
+};
+
 struct parser_pdata {
 	struct iio_context *ctx;
 	bool stop, verbose;
@@ -69,6 +81,11 @@ struct parser_pdata {
 
 extern bool server_demux; /* Defined in iiod.c */
 
+static inline void *zalloc(size_t size)
+{
+	return calloc(1, size);
+}
+
 void interpreter(struct iio_context *ctx, int fd_in, int fd_out, bool verbose,
 		 bool is_socket, bool use_aio, struct thread_pool *pool,
 		 const void *xml_zstd, size_t xml_zstd_len);

iiod/usbd.c

@@ -7,7 +7,6 @@
  */
 
 #include "../debug.h"
-#include "../iio-private.h"
 #include "ops.h"
 #include "thread-pool.h"