On Sun, Sep 26, 2004 at 05:24:55PM -0400, Robert Story wrote:
> On Fri, 24 Sep 2004 17:34:53 +0100 Patrick wrote:
> PW> I would provide patches to man, but I don't really understand
> PW> what a subidentifier is..
>
> A sub-identifier is a single identifier from an OID. eg, .1.3.6 is composed of
> 3 sub-identifiers. OIDs usually have lengths in sub-identifiers (eg 3 above),
> versus bytes (eg 12 above [or 24 on a 64bit system]).
Thanks - I also add that extra NULL check in mib.c which avoids a core
dump if one doesn't use a sensible "width" values..
Cheers,
Patrick
Index: mib_api.3.def
===================================================================
RCS file: /cvsroot/net-snmp/net-snmp/man/mib_api.3.def,v
retrieving revision 5.3
diff -u -r5.3 mib_api.3.def
--- mib_api.3.def 14 Apr 2004 22:41:21 -0000 5.3
+++ mib_api.3.def 3 Oct 2004 12:56:31 -0000
@@ -34,25 +34,25 @@
.PP
.BI "void print_mib(FILE *" "fp" );
.PP
-.BI "int read_objid(char *" "input" ", oid *" "output" ", int *" "out_len" );
+.BI "int read_objid(char *" "input" ", oid *" "output" ", size_t *" "out_len" );
.br
-.BI "int get_module_node(char *" "name" ", char *" "module" ", oid *" "objid" ", int
*" "objidlen" );
+.BI "int get_module_node(const char *" "name" ", const char *" "module" ", oid *"
"objid" ", size_t *" "objidlen" );
.PP
-.BI "void print_variable(const oid *" "objid" ", size_t " "objidlen" ", struct
variable_list *" "variable" );
+.BI "void print_variable(const oid *" "objid" ", size_t " "objidlen" ", const
netsnmp_variable_list *" "variable" );
.br
-.BI "void fprint_variable(FILE *" fp ", const oid *" objid ", size_t " objidlen ",
struct variable_list *" variable );
+.BI "void fprint_variable(FILE *" fp ", const oid *" objid ", size_t " objidlen ",
const netsnmp_variable_list *" variable );
.br
-.BI "int snprint_variable(char *" "buf" ", size_t " "len" ", const oid *" "objid" ",
size_t " "objidlen" ", struct variable_list *" "variable" );
+.BI "int snprint_variable(char *" "buf" ", size_t " "len" ", const oid *" "objid" ",
size_t " "objidlen" ", const netsnmp_variable_list *" "variable" );
.br
-.BI "int sprint_realloc_variable(u_char **" buf ", size_t *" buf_len ", size_t *"
out_len ", int " allow_realloc ", const oid *" objid ", size_t " objidlen ", struct
variable_list *" variable );
+.BI "int sprint_realloc_variable(u_char **" buf ", size_t *" buf_len ", size_t *"
out_len ", int " allow_realloc ", const oid *" objid ", size_t " objidlen ", const
netsnmp_variable_list *" variable );
.PP
-.BI "void print_value(oid *objid, size_t objidlen, struct variable_list *variable)
+.BI "void print_value(oid *objid, size_t objidlen, const netsnmp_variable_list
*variable)
.br
-.BI "void fprint_value(FILE *" fp ", const oid *" objid ", size_t " objidlen ",
struct variable_list *" variable );
+.BI "void fprint_value(FILE *" fp ", const oid *" objid ", size_t " objidlen ", const
netsnmp_variable_list *" variable );
.br
-.BI "int snprint_value(char *" buf ", size_t " "len" ", const oid *" objid ", size_t
" objidlen ", struct variable_list *" variable );
+.BI "int snprint_value(char *" buf ", size_t " "len" ", const oid *" objid ", size_t
" objidlen ", const netsnmp_variable_list *" variable );
.br
-.BI "int sprint_realloc_value(u_char **" buf ", size_t *" buf_len ", size_t *"
out_len ", int " allow_realloc ", const oid *" objid ", size_t " objidlen ", struct
variable_list *" variable );
+.BI "int sprint_realloc_value(u_char **" buf ", size_t *" buf_len ", size_t *"
out_len ", int " allow_realloc ", const oid *" objid ", size_t " objidlen ", const
netsnmp_variable_list *" variable );
.PP
.BI "void print_objid(const oid *" objid ", size_t " objidlen );
.br
@@ -62,9 +62,9 @@
.br
.BI "int sprint_realloc_objid(u_char **" buf ", size_t *" buf_len ", size_t *"
out_len ", int "allow_realloc ", const oid *" objid ", size_t " objidlen );
.PP
-.BI "void print_description(const oid *" objid ", size_t " objidlen );
+.BI "void print_description(oid *" objid ", size_t " objidlen ", int " width );
.br
-.BI "void fprint_description(FILE *" fp ", const oid *" objid ", size_t " objidlen );
+.BI "void fprint_description(FILE *" fp ", const oid *" objid ", size_t " objidlen ",
int " width );
.PP
.BI "void snmp_set_mib_warnings(int " level );
.br
@@ -287,7 +287,10 @@
.B fprint_description
take an object identifier (as for
.B print_objid
-above) and print out the associated DESCRIPTION clause.
+above) and print out the associated DESCRIPTION clause. The
+.I width
+argument gives the number of subidentifiers of an OID, e.g., .1.3.6
+is composed of 3 subidentifiers.
.PP
Note that there are no corresponding routines
.B snprint_description
Index: mib.c
===================================================================
RCS file: /cvsroot/net-snmp/net-snmp/snmplib/mib.c,v
retrieving revision 5.73
diff -u -r5.73 mib.c
--- mib.c 7 Jul 2004 00:15:24 -0000 5.73
+++ mib.c 3 Oct 2004 12:58:32 -0000
@@ -4442,6 +4442,9 @@
char tmpbuf[128];
const char *cp;
+ if (tp == NULL)
+ return 0;
+
if (tp->type <= TYPE_SIMPLE_LAST)
cp = " OBJECT-TYPE";
else
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