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correct description of how a string is stored, fix a few

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typos and reference the kernel file which processes this info.

All in all, the content of this file should be moved to kldxref.c
or to the kld(4) manpage.

MFC after:	3 days
This commit is contained in:
Luigi Rizzo 2009-01-06 14:10:30 +00:00
parent c825397790
commit 16c6e0979c
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=186824
1 changed files with 10 additions and 5 deletions
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15
usr.sbin/kldxref/fileformat
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@ -1,7 +1,9 @@
$FreeBSD$
linker.hints file consists from the one or more records. First record of
file is special and determines its version:
linker.hints file consists from the one or more records,
and is processed by sys/kern/kern_linker.c::linker_hints_lookup()
First record of file is special and determines its version:
int version;
@ -16,25 +18,28 @@ struct record {
'data' determines its type:
struct data {
int type; /* type of data. currently MTD_* values */
int type; /* type of data. currently MDT_* values */
};
The rest of record depends on the type.
struct string {
int length; /* length of string */
uint8_t length; /* length of string */
char val[]; /* string itself (no terminating zero) */
};
struct data_mdt_version {
int type = MDT_VERSION;
struct string modname;
/* padding */
int version;
struct string kldname;
/* padding */
};
struct data_mdt_module {
int type = MDT_VERSION;
int type = MDT_MODULE;
struct string modname;
struct string kldname;
/* padding */
};