gsmd: start with gsmd_msg_auxdata union

Using a union here (similar to gsmd_evt_auxdata) allows for compiler checks and
is much less prone to fail than using pointer arithmetics.


git-svn-id: http://svn.openmoko.org/trunk/src/target/gsm@3504 99fdad57-331a-0410-800a-d7fa5415bdb3

1 files changed, 13 insertions, 0 deletions

diff --git a/include/gsmd/usock.h b/include/gsmd/usock.h
index 7340807..db9eac7 100644
--- a/include/gsmd/usock.h
+++ b/include/gsmd/usock.h
@@ -583,6 +583,19 @@ struct gsmd_msg_hdr {
 	u_int8_t data[];
 } __attribute__((packed));
 
+struct gsmd_msg_auxdata {
+    union {
+        struct {
+            struct gsmd_signal_quality sigq;
+        } signal;
+        struct {
+            char name[16];
+        } current_operator;
+        /* add more here please */
+    } u;
+    u_int8_t data[0];
+} __attribute__ ((packed));
+
 #ifdef __GSMD__
 
 #include <gsmd/usock.h>