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author | midipix <writeonce@midipix.org> | 2016-10-26 18:53:23 -0400 |
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committer | midipix <writeonce@midipix.org> | 2016-10-26 22:10:22 -0400 |
commit | 2c7a1617079024d4844a8872c845c9b109a76025 (patch) | |
tree | 8c0d0e4cbff5b36938acadc9c05f90bd0d590e3c /src | |
parent | 1d72ca61b015f5d5b7f5509e1d3bc6fcee82e379 (diff) | |
download | apimagic-2c7a1617079024d4844a8872c845c9b109a76025.tar.bz2 apimagic-2c7a1617079024d4844a8872c845c9b109a76025.tar.xz |
driver: internals: added the static inlined amgc_get_driver_ictx() helper.
Diffstat (limited to 'src')
-rw-r--r-- | src/internal/apimagic_driver_impl.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/internal/apimagic_driver_impl.h b/src/internal/apimagic_driver_impl.h index 2e42ce4..6d5ce02 100644 --- a/src/internal/apimagic_driver_impl.h +++ b/src/internal/apimagic_driver_impl.h @@ -50,4 +50,18 @@ struct amgc_unit_ctx_impl { struct compilation_unit_t ccunit; }; + +static inline struct amgc_driver_ctx_impl * amgc_get_driver_ictx( + const struct amgc_driver_ctx * dctx) +{ + uintptr_t addr; + + if (dctx) { + addr = (uintptr_t)dctx - offsetof(struct amgc_driver_ctx_impl,ctx); + return (struct amgc_driver_ctx_impl *)addr; + } + + return 0; +} + #endif |