From 8bfbd55d1427fb23ab63d90df388c68799b3eaca Mon Sep 17 00:00:00 2001 From: Ted Gould Date: Wed, 11 Aug 2010 11:06:39 -0500 Subject: Instead of using a struct just using multiply, which in all reality, is more clear and the compiler will optimize it for us. --- src/generate-id.c | 45 ++++++++++++++++----------------------------- 1 file changed, 16 insertions(+), 29 deletions(-) diff --git a/src/generate-id.c b/src/generate-id.c index 5b0eb8b..a504e44 100644 --- a/src/generate-id.c +++ b/src/generate-id.c @@ -21,62 +21,49 @@ with this program. If not, see . #include "generate-id.h" -struct ordering_id_struct { - gchar category; - gchar first; - gchar second; - gchar third; -}; - -union ordering_id_union_t { - guint32 id; - struct ordering_id_struct str; -}; - #define MULTIPLIER 32 guint32 -generate_id (const AppIndicatorCategory category, const gchar * id) +generate_id (const AppIndicatorCategory catenum, const gchar * id) { - union ordering_id_union_t u; + gchar category = 0; + gchar first = 0; + gchar second = 0; + gchar third = 0; - switch (category) { + switch (catenum) { case APP_INDICATOR_CATEGORY_OTHER: - u.str.category = MULTIPLIER * 5; + category = MULTIPLIER * 5; break; case APP_INDICATOR_CATEGORY_APPLICATION_STATUS: - u.str.category = MULTIPLIER * 4; + category = MULTIPLIER * 4; break; case APP_INDICATOR_CATEGORY_COMMUNICATIONS: - u.str.category = MULTIPLIER * 3; + category = MULTIPLIER * 3; break; case APP_INDICATOR_CATEGORY_SYSTEM_SERVICES: - u.str.category = MULTIPLIER * 2; + category = MULTIPLIER * 2; break; case APP_INDICATOR_CATEGORY_HARDWARE: - u.str.category = MULTIPLIER * 1; + category = MULTIPLIER * 1; break; default: g_warning("Got an undefined category: %d", category); - u.str.category = 0; + category = 0; break; } - u.str.first = 0; - u.str.second = 0; - u.str.third = 0; - if (id != NULL) { if (id[0] != '\0') { - u.str.first = id[0]; + first = id[0]; if (id[1] != '\0') { - u.str.second = id[1]; + second = id[1]; if (id[2] != '\0') { - u.str.third = id[2]; + third = id[2]; } } } } - return u.id; + return (((((category * 256) + first) * 256) + second) * 256) + third; } -- cgit v1.2.3