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authorEamon Walsh <ewalsh@tycho.nsa.gov>2008-06-13 16:39:40 -0400
committerEamon Walsh <ewalsh@moss-charon.epoch.ncsc.mil>2008-06-13 16:43:56 -0400
commit2d7ba09dc4b5eff5dba8d7867f285111574b1737 (patch)
tree7e0704eaf68ad6e1eb3bdc7d184bd08316542f50
parent9e0e558f263a132babf8c91d31230831653f19c1 (diff)
Make devPrivates lookup functions ABI instead of static inlines.
This is required to preserve compatibility across changes to the internal representation of the privates list.
-rw-r--r--dix/privates.c65
-rw-r--r--hw/xfree86/loader/dixsym.c3
-rw-r--r--include/privates.h61
3 files changed, 76 insertions, 53 deletions
diff --git a/dix/privates.c b/dix/privates.c
index 47a0e1a29..efb320463 100644
--- a/dix/privates.c
+++ b/dix/privates.c
@@ -39,6 +39,12 @@ from The Open Group.
#include "colormapst.h"
#include "inputstr.h"
+struct _Private {
+ DevPrivateKey key;
+ pointer value;
+ struct _Private *next;
+};
+
typedef struct _PrivateDesc {
DevPrivateKey key;
unsigned size;
@@ -117,6 +123,65 @@ dixAllocatePrivate(PrivateRec **privates, const DevPrivateKey key)
}
/*
+ * Look up a private pointer.
+ */
+_X_EXPORT pointer
+dixLookupPrivate(PrivateRec **privates, const DevPrivateKey key)
+{
+ PrivateRec *rec = *privates;
+ pointer *ptr;
+
+ while (rec) {
+ if (rec->key == key)
+ return rec->value;
+ rec = rec->next;
+ }
+
+ ptr = dixAllocatePrivate(privates, key);
+ return ptr ? *ptr : NULL;
+}
+
+/*
+ * Look up the address of a private pointer.
+ */
+_X_EXPORT pointer *
+dixLookupPrivateAddr(PrivateRec **privates, const DevPrivateKey key)
+{
+ PrivateRec *rec = *privates;
+
+ while (rec) {
+ if (rec->key == key)
+ return &rec->value;
+ rec = rec->next;
+ }
+
+ return dixAllocatePrivate(privates, key);
+}
+
+/*
+ * Set a private pointer.
+ */
+_X_EXPORT int
+dixSetPrivate(PrivateRec **privates, const DevPrivateKey key, pointer val)
+{
+ PrivateRec *rec;
+
+ top:
+ rec = *privates;
+ while (rec) {
+ if (rec->key == key) {
+ rec->value = val;
+ return TRUE;
+ }
+ rec = rec->next;
+ }
+
+ if (!dixAllocatePrivate(privates, key))
+ return FALSE;
+ goto top;
+}
+
+/*
* Called to free privates at object deletion time.
*/
_X_EXPORT void
diff --git a/hw/xfree86/loader/dixsym.c b/hw/xfree86/loader/dixsym.c
index a2a239099..5713ca17c 100644
--- a/hw/xfree86/loader/dixsym.c
+++ b/hw/xfree86/loader/dixsym.c
@@ -265,6 +265,9 @@ _X_HIDDEN void *dixLookupTab[] = {
SYMFUNC(dixRegisterPrivateInitFunc)
SYMFUNC(dixRegisterPrivateDeleteFunc)
SYMFUNC(dixAllocatePrivate)
+ SYMFUNC(dixLookupPrivate)
+ SYMFUNC(dixLookupPrivateAddr)
+ SYMFUNC(dixSetPrivate)
SYMFUNC(dixFreePrivates)
SYMFUNC(dixRegisterPrivateOffset)
SYMFUNC(dixLookupPrivateOffset)
diff --git a/include/privates.h b/include/privates.h
index 8d59b728f..98d893c77 100644
--- a/include/privates.h
+++ b/include/privates.h
@@ -20,12 +20,8 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*****************************************************************/
typedef void *DevPrivateKey;
-
-typedef struct _Private {
- DevPrivateKey key;
- pointer value;
- struct _Private *next;
-} PrivateRec;
+struct _Private;
+typedef struct _Private PrivateRec;
/*
* Request pre-allocated private space for your driver/module.
@@ -43,61 +39,20 @@ dixAllocatePrivate(PrivateRec **privates, const DevPrivateKey key);
/*
* Look up a private pointer.
*/
-static _X_INLINE pointer
-dixLookupPrivate(PrivateRec **privates, const DevPrivateKey key)
-{
- PrivateRec *rec = *privates;
- pointer *ptr;
-
- while (rec) {
- if (rec->key == key)
- return rec->value;
- rec = rec->next;
- }
-
- ptr = dixAllocatePrivate(privates, key);
- return ptr ? *ptr : NULL;
-}
+pointer
+dixLookupPrivate(PrivateRec **privates, const DevPrivateKey key);
/*
* Look up the address of a private pointer.
*/
-static _X_INLINE pointer *
-dixLookupPrivateAddr(PrivateRec **privates, const DevPrivateKey key)
-{
- PrivateRec *rec = *privates;
-
- while (rec) {
- if (rec->key == key)
- return &rec->value;
- rec = rec->next;
- }
-
- return dixAllocatePrivate(privates, key);
-}
+pointer *
+dixLookupPrivateAddr(PrivateRec **privates, const DevPrivateKey key);
/*
* Set a private pointer.
*/
-static _X_INLINE int
-dixSetPrivate(PrivateRec **privates, const DevPrivateKey key, pointer val)
-{
- PrivateRec *rec;
-
- top:
- rec = *privates;
- while (rec) {
- if (rec->key == key) {
- rec->value = val;
- return TRUE;
- }
- rec = rec->next;
- }
-
- if (!dixAllocatePrivate(privates, key))
- return FALSE;
- goto top;
-}
+int
+dixSetPrivate(PrivateRec **privates, const DevPrivateKey key, pointer val);
/*
* Register callbacks to be called on private allocation/freeing.