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| author | midipix <writeonce@midipix.org> | 2016-10-23 22:34:20 -0400 |
|---|---|---|
| committer | midipix <writeonce@midipix.org> | 2016-11-11 00:22:48 -0500 |
| commit | 3a9f95ab03988cd1d4755f6da7c9a24b0c9ff121 (patch) | |
| tree | 6773c89a1744489e395e19b6458dc9fd300c25a9 | |
| parent | a9007d5c41b587d26634c633068f9ec0fbe2dc87 (diff) | |
| download | mdso-3a9f95ab03988cd1d4755f6da7c9a24b0c9ff121.tar.bz2 mdso-3a9f95ab03988cd1d4755f6da7c9a24b0c9ff121.tar.xz | |
driver: internals: added the static inlined mdso_get_driver_ictx() helper.
| -rw-r--r-- | src/internal/mdso_driver_impl.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/internal/mdso_driver_impl.h b/src/internal/mdso_driver_impl.h index c6131b8..f43b790 100644 --- a/src/internal/mdso_driver_impl.h +++ b/src/internal/mdso_driver_impl.h @@ -46,4 +46,17 @@ struct mdso_unit_ctx_impl { struct mdso_unit_ctx uctx; }; +static inline struct mdso_driver_ctx_impl * mdso_get_driver_ictx( + const struct mdso_driver_ctx * dctx) +{ + uintptr_t addr; + + if (dctx) { + addr = (uintptr_t)dctx - offsetof(struct mdso_driver_ctx_impl,ctx); + return (struct mdso_driver_ctx_impl *)addr; + } + + return 0; +} + #endif |