SNMP Subagent Programmer's Guide

Static Directory Program
2-38 119728—SNMP Subagent Programmer’s Guide
Programming Tutorials
{
struct directory *dir;
<-- 2
struct file_entry *file;
Void *mgmt_env;
Void *group_handle;
Void *row_handle;
short dummy = 0;
/* Check command line invocation: expect 1 parameter */
if (argc != 2)
{
(void) fprintf(stderr, "Usage: run %s $<agent>\n", argv[0]);
exit(2);
}
/*
* initialize context structure. Start with the default
* directory name of "/tmp" ("zsnmpsdk" on Tandem).
*/
dir = (struct directory *)safe_malloc(sizeof(*dir));
<-- 3
dir->dir_name.val = (ubyte *)safe_malloc(MAX_dirName + 1);
(void) strcpy((char *) dir->dir_name.val, "zsnmpsdk");
<-- 4
...
dir->dir_name.len = strlen((char *)dir->dir_name.val);
dir->files = NULL;
/*
* Initialize the session with the SMUX agent.
*/
mgmt_env = mgmt_init_env(argv[1],
<-- 5
(ObjId_t *) &GI_staticdir,
"Fixed LS Example",
(Octets_t *) NULL,
(void_function) NULL);
if (mgmt_env == NULL)
{
(void) fprintf(stderr, "%s: failed to connect to agent\n",
argv[0]);w
exit(2);
}
/*
* Instantiate the group that contains the table.
*/
group_handle = mgmt_new_instance(mgmt_env,
<-- 6
&SMI_GROUP_staticdir,
(void *) dir);
Example 2-6. Static Directory Main Program (page 2 of 3)