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author | hunt <hunt> | 2006-04-17 19:18:56 +0000 |
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committer | hunt <hunt> | 2006-04-17 19:18:56 +0000 |
commit | 0b5e63eb3779b41d122bbdd6a45a639aececd72b (patch) | |
tree | 6fd2c8b7712d5a96b11c2c16e878323181351e36 /tapset/endian.stp | |
parent | 9122cd3e12ae04b74569efc511d2d972d6d6e482 (diff) | |
download | systemtap-steved-0b5e63eb3779b41d122bbdd6a45a639aececd72b.tar.gz systemtap-steved-0b5e63eb3779b41d122bbdd6a45a639aececd72b.tar.xz systemtap-steved-0b5e63eb3779b41d122bbdd6a45a639aececd72b.zip |
2006-04-17 Martin Hunt <hunt@redhat.com>
* endian.stp (set_endian): New function.
Diffstat (limited to 'tapset/endian.stp')
-rw-r--r-- | tapset/endian.stp | 44 |
1 files changed, 14 insertions, 30 deletions
diff --git a/tapset/endian.stp b/tapset/endian.stp index 26b3a05a..ddcc2546 100644 --- a/tapset/endian.stp +++ b/tapset/endian.stp @@ -1,47 +1,31 @@ +# set the default endianess for binary printf +# val: 0 - native (default) +# 1 - little endian +# 2 - big endian +function set_endian:long (val:long) %{ + _stp_endian = THIS->val; +%} + function big_endian2:long (val:long) %{ -#ifdef __LITTLE_ENDIAN - THIS->__retvalue = swab16(THIS->val); -#else - THIS->__retvalue = THIS->val & 0xffff; -#endif + THIS->__retvalue = cpu_to_be16(THIS->val); %} function big_endian4:long (val:long) %{ -#ifdef __LITTLE_ENDIAN - THIS->__retvalue = swab32(THIS->val); -#else - THIS->__retvalue = THIS->val & 0xffffffff; -#endif + THIS->__retvalue = cpu_to_be32(THIS->val); %} function big_endian8:long (val:long) %{ -#ifdef __LITTLE_ENDIAN - THIS->__retvalue = swab64(THIS->val); -#else - THIS->__retvalue = THIS->val; -#endif + THIS->__retvalue = cpu_to_be64(THIS->val); %} function little_endian2:long (val:long) %{ -#ifndef __LITTLE_ENDIAN - THIS->__retvalue = swab16(THIS->val); -#else - THIS->__retvalue = THIS->val & 0xffff; -#endif + THIS->__retvalue = cpu_to_le16(THIS->val); %} function little_endian4:long (val:long) %{ -#ifndef __LITTLE_ENDIAN - THIS->__retvalue = swab32(THIS->val); -#else - THIS->__retvalue = THIS->val & 0xffffffff; -#endif + THIS->__retvalue = cpu_to_le32(THIS->val); %} function little_endian8:long (val:long) %{ -#ifndef __LITTLE_ENDIAN - THIS->__retvalue = swab64(THIS->val); -#else - THIS->__retvalue = THIS->val; -#endif + THIS->__retvalue = cpu_to_le64(THIS->val); %} |