diff options
Diffstat (limited to 'c/src/exec/libcsupport/src/assoc.c')
-rw-r--r-- | c/src/exec/libcsupport/src/assoc.c | 263 |
1 files changed, 0 insertions, 263 deletions
diff --git a/c/src/exec/libcsupport/src/assoc.c b/c/src/exec/libcsupport/src/assoc.c deleted file mode 100644 index a3eabdb3b5..0000000000 --- a/c/src/exec/libcsupport/src/assoc.c +++ /dev/null @@ -1,263 +0,0 @@ -/* - * @(#)assoc.c 1.6 - 95/10/25 - * - * - * assoc.c - * rtems assoc routines - * - * $Id$ - */ - -#include <rtems.h> -#include "assoc.h" - -#include <stdio.h> /* sprintf */ -#include <string.h> /* strcat, strcmp */ - -#define STREQ(a,b) (strcmp((a), (b)) == 0) -#define rtems_assoc_is_default(ap) ((ap)->name && STREQ(ap->name, RTEMS_ASSOC_DEFAULT_NAME)) - -const rtems_assoc_t * -rtems_assoc_ptr_by_name( - const rtems_assoc_t *ap, - const char *name - ) -{ - const rtems_assoc_t *default_ap = 0; - - if (rtems_assoc_is_default(ap)) - default_ap = ap++; - - for ( ; ap->name; ap++) - if (strcmp(ap->name, name) == 0) - return ap; - - return default_ap; -} - -const rtems_assoc_t * -rtems_assoc_ptr_by_local( - const rtems_assoc_t *ap, - unsigned32 local_value - ) -{ - const rtems_assoc_t *default_ap = 0; - - if (rtems_assoc_is_default(ap)) - default_ap = ap++; - - for ( ; ap->name; ap++) - if (ap->local_value == local_value) - return ap; - - return default_ap; -} - - -const rtems_assoc_t * -rtems_assoc_ptr_by_remote( - const rtems_assoc_t *ap, - unsigned32 remote_value - ) -{ - const rtems_assoc_t *default_ap = 0; - - if (rtems_assoc_is_default(ap)) - default_ap = ap++; - - for ( ; ap->name; ap++) - if (ap->remote_value == remote_value) - return ap; - - return default_ap; -} - - -/* - * Get values - */ - -unsigned32 -rtems_assoc_remote_by_local( - const rtems_assoc_t *ap, - unsigned32 local_value - ) -{ - const rtems_assoc_t *nap; - nap = rtems_assoc_ptr_by_local(ap, local_value); - if (nap) - return nap->remote_value; - - return 0; -} - -unsigned32 -rtems_assoc_local_by_remote( - const rtems_assoc_t *ap, - unsigned32 remote_value - ) -{ - const rtems_assoc_t *nap; - nap = rtems_assoc_ptr_by_remote(ap, remote_value); - if (nap) - return nap->local_value; - - return 0; -} - -unsigned32 -rtems_assoc_remote_by_name( - const rtems_assoc_t *ap, - const char *name - ) -{ - const rtems_assoc_t *nap; - nap = rtems_assoc_ptr_by_name(ap, name); - if (nap) - return nap->remote_value; - - return 0; -} - -unsigned32 -rtems_assoc_local_by_name( - const rtems_assoc_t *ap, - const char *name - ) -{ - const rtems_assoc_t *nap; - nap = rtems_assoc_ptr_by_name(ap, name); - if (nap) - return nap->local_value; - - return 0; -} - -/* - * what to return if a value is not found - * this is not reentrant, but it really shouldn't be invoked anyway - */ - -const char * -rtems_assoc_name_bad( - unsigned32 bad_value -) -{ -#ifdef RTEMS_DEBUG - static char bad_buffer[32]; - - sprintf(bad_buffer, "< %d [0x%x] >", bad_value, bad_value); -#else - static char bad_buffer[32] = "<assoc.c: BAD NAME>"; -#endif - return bad_buffer; -} - - -const char * -rtems_assoc_name_by_local( - const rtems_assoc_t *ap, - unsigned32 local_value - ) -{ - const rtems_assoc_t *nap; - nap = rtems_assoc_ptr_by_local(ap, local_value); - if (nap) - return nap->name; - - return rtems_assoc_name_bad(local_value); -} - -const char * -rtems_assoc_name_by_remote( - const rtems_assoc_t *ap, - unsigned32 remote_value - ) -{ - const rtems_assoc_t *nap; - nap = rtems_assoc_ptr_by_remote(ap, remote_value); - if (nap) - return nap->name; - - return rtems_assoc_name_bad(remote_value); -} - -/* - * Bitfield functions assume just 1 bit set in each of remote and local - * entries; they do not check for this. - */ - -unsigned32 rtems_assoc_remote_by_local_bitfield( - const rtems_assoc_t *ap, - unsigned32 local_value - ) -{ - unsigned32 b; - unsigned32 remote_value = 0; - - for (b = 1; b; b <<= 1) - if (b & local_value) - remote_value |= rtems_assoc_remote_by_local(ap, b); - - return remote_value; -} - - -unsigned32 rtems_assoc_local_by_remote_bitfield( - const rtems_assoc_t *ap, - unsigned32 remote_value - ) -{ - unsigned32 b; - unsigned32 local_value = 0; - - for (b = 1; b; b <<= 1) - if (b & remote_value) - local_value |= rtems_assoc_local_by_remote(ap, b); - - return local_value; -} - -char * -rtems_assoc_name_by_remote_bitfield( - const rtems_assoc_t *ap, - unsigned32 value, - char *buffer - ) -{ - unsigned32 b; - - *buffer = 0; - - for (b = 1; b; b <<= 1) - if (b & value) - { - if (*buffer) - strcat(buffer, " "); - strcat(buffer, rtems_assoc_name_by_remote(ap, b)); - } - - return buffer; -} - -char * -rtems_assoc_name_by_local_bitfield( - const rtems_assoc_t *ap, - unsigned32 value, - char *buffer - ) -{ - unsigned32 b; - - *buffer = 0; - - for (b = 1; b; b <<= 1) - if (b & value) - { - if (*buffer) - strcat(buffer, " "); - strcat(buffer, rtems_assoc_name_by_local(ap, b)); - } - - return buffer; -} |