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| author | Arthur de Jong <arthur@arthurdejong.org> | 2006-12-31 11:03:54 +0100 |
|---|---|---|
| committer | Arthur de Jong <arthur@arthurdejong.org> | 2006-12-31 11:03:54 +0100 |
| commit | b013f9976e2d620094d3d4584ee8243df2b9c87f (patch) | |
| tree | 6c5ba3b812ebafbc88a3ef069b865584ceb4994b /nslcd-common.h | |
| parent | 7783f518f63f885808639374091ea5a67038c935 (diff) | |
ensure that all arrays that are allocated in the buffer are now aligned to the pointer size
git-svn-id: http://arthurdejong.org/svn/nss-pam-ldapd/nss-ldapd@209 ef36b2f9-881f-0410-afb5-c4e39611909c
Diffstat (limited to 'nslcd-common.h')
| -rw-r--r-- | nslcd-common.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/nslcd-common.h b/nslcd-common.h index 6150075..a283fb4 100644 --- a/nslcd-common.h +++ b/nslcd-common.h @@ -168,8 +168,19 @@ static void debug_dump(const void *ptr,size_t size) BUF_CHECK(fp,tmp2int32); \ BUF_SKIP(tmp2int32); +/* move BUF_CUR foreward so that it is aligned to the specified + type width */ +#define BUF_ALIGN(fp,type) \ + /* figure out number of bytes to skip foreward */ \ + tmp2int32=(sizeof(type)-((BUF_CUR-(char *)NULL)%sizeof(type)))%sizeof(type); \ + /* check and skip */ \ + BUF_CHECK(fp,tmp2int32); \ + BUF_SKIP(tmp2int32); + /* allocate a piece of the buffer to store an array in */ #define BUF_ALLOC(fp,ptr,type,num) \ + /* align to the specified type width */ \ + BUF_ALIGN(fp,type); \ /* check that we have enough room */ \ BUF_CHECK(fp,(num)*sizeof(type)); \ /* store the pointer */ \ |