From: Kay Sievers <kay@vrfy.org>
Date: Tue, 14 May 2013 14:13:52 +0000 (+0200)
Subject: bus: add and use UINT64_TO_PTR()
X-Git-Tag: v205~250
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=commitdiff_plain;h=a3dc35472f3a48ea8445ad7a943e2ff253170417;hp=7e853a9b9a858edbc24e6c85d134478cec840173;p=elogind.git

bus: add and use UINT64_TO_PTR()
---

diff --git a/src/libsystemd-bus/bus-kernel.c b/src/libsystemd-bus/bus-kernel.c
index e329b14be..071f2b970 100644
--- a/src/libsystemd-bus/bus-kernel.c
+++ b/src/libsystemd-bus/bus-kernel.c
@@ -436,7 +436,7 @@ static int bus_kernel_make_message(sd_bus *bus, struct kdbus_msg *k, sd_bus_mess
                                 if (d->vec.size < sizeof(struct bus_header))
                                         return -EBADMSG;
 
-                                h = (struct bus_header*)(uintptr_t) d->vec.address;
+                                h = (struct bus_header*)UINT64_TO_PTR(d->vec.address);
                         }
 
                         n_payload++;
@@ -486,9 +486,9 @@ static int bus_kernel_make_message(sd_bus *bus, struct kdbus_msg *k, sd_bus_mess
                 if (d->type == KDBUS_MSG_PAYLOAD_VEC) {
 
                         range_contains(idx, d->vec.size, ALIGN8(sizeof(struct bus_header)), BUS_MESSAGE_FIELDS_SIZE(m),
-                                       (void *)(uintptr_t) d->vec.address, &m->fields);
+                                       UINT64_TO_PTR(d->vec.address), &m->fields);
                         range_contains(idx, d->vec.size, ALIGN8(sizeof(struct bus_header)) + ALIGN8(BUS_MESSAGE_FIELDS_SIZE(m)),
-                                       BUS_MESSAGE_BODY_SIZE(m), (void *)(uintptr_t) d->vec.address, &m->body);
+                                       BUS_MESSAGE_BODY_SIZE(m), UINT64_TO_PTR(d->vec.address), &m->body);
 
                         idx += d->vec.size;
 
diff --git a/src/shared/macro.h b/src/shared/macro.h
index 0874102ec..2f151bcc8 100644
--- a/src/shared/macro.h
+++ b/src/shared/macro.h
@@ -159,23 +159,25 @@ static inline size_t ALIGN_TO(size_t l, size_t ali) {
         } while (false)
 #endif
 
+#define PTR_TO_INT(p) ((int) ((intptr_t) (p)))
+#define INT_TO_PTR(u) ((void *) ((intptr_t) (u)))
 #define PTR_TO_UINT(p) ((unsigned int) ((uintptr_t) (p)))
-#define UINT_TO_PTR(u) ((void*) ((uintptr_t) (u)))
-
-#define PTR_TO_UINT32(p) ((uint32_t) ((uintptr_t) (p)))
-#define UINT32_TO_PTR(u) ((void*) ((uintptr_t) (u)))
+#define UINT_TO_PTR(u) ((void *) ((uintptr_t) (u)))
 
+#define PTR_TO_LONG(p) ((long) ((intptr_t) (p)))
+#define LONG_TO_PTR(u) ((void *) ((intptr_t) (u)))
 #define PTR_TO_ULONG(p) ((unsigned long) ((uintptr_t) (p)))
-#define ULONG_TO_PTR(u) ((void*) ((uintptr_t) (u)))
+#define ULONG_TO_PTR(u) ((void *) ((uintptr_t) (u)))
 
-#define PTR_TO_INT(p) ((int) ((intptr_t) (p)))
-#define INT_TO_PTR(u) ((void*) ((intptr_t) (u)))
-
-#define TO_INT32(p) ((int32_t) ((intptr_t) (p)))
-#define INT32_TO_PTR(u) ((void*) ((intptr_t) (u)))
+#define PTR_TO_INT32(p) ((int32_t) ((intptr_t) (p)))
+#define INT32_TO_PTR(u) ((void *) ((intptr_t) (u)))
+#define PTR_TO_UINT32(p) ((uint32_t) ((uintptr_t) (p)))
+#define UINT32_TO_PTR(u) ((void *) ((uintptr_t) (u)))
 
-#define PTR_TO_LONG(p) ((long) ((intptr_t) (p)))
-#define LONG_TO_PTR(u) ((void*) ((intptr_t) (u)))
+#define PTR_TO_INT64(p) ((int64_t) ((intptr_t) (p)))
+#define INT64_TO_PTR(u) ((void *) ((intptr_t) (u)))
+#define PTR_TO_UINT64(p) ((uint64_t) ((uintptr_t) (p)))
+#define UINT64_TO_PTR(u) ((void *) ((uintptr_t) (u)))
 
 #define memzero(x,l) (memset((x), 0, (l)))
 #define zero(x) (memzero(&(x), sizeof(x)))