getpublickey.c File Reference

#include <wintirpc.h>
#include <stdio.h>
#include <rpc/rpc.h>
#include <rpc/key_prot.h>
#include <rpcsvc/yp_prot.h>
#include <rpcsvc/ypclnt.h>
#include <string.h>
#include <stdlib.h>

Include dependency graph for getpublickey.c:

Go to the source code of this file.

Macros
#define	PKFILE   "/etc/publickey"

Functions
int	__getpublickey_real (char *netname, char *publickey)
int	getpublicandprivatekey (char *key, char *ret)
int	getpublickey (char *netname, char *publickey) const

Variables
int(*	__getpublickey_LOCAL )()=0

Macro Definition Documentation

PKFILE

#define PKFILE   "/etc/publickey"

Definition at line 51 of file getpublickey.c.

Function Documentation

__getpublickey_real()

int __getpublickey_real	(	char *	netname,
		char *	publickey
	)

Definition at line 62 of file getpublickey.c.

{
    char lookup[3 * HEXKEYBYTES];
    char *p;
 
    if (publickey == NULL)
        return (0);
    if (!getpublicandprivatekey(netname, lookup))
        return (0);
    p = strchr(lookup, ':');
    if (p == NULL) {
        return (0);
    }
    *p = '\0';
    (void) strncpy(publickey, lookup, HEXKEYBYTES);
    publickey[HEXKEYBYTES] = '\0';
    return (1);
}

Referenced by getpublickey().

getpublicandprivatekey()

int getpublicandprivatekey	(	char *	key,
		char *	ret
	)

Definition at line 89 of file getpublickey.c.

{
    char buf[1024]; /* big enough */
    char *res;
    FILE *fd;
    char *mkey;
    char *mval;
 
    fd = fopen(PKFILE, "r");
    if (fd == NULL)
        return (0);
    for (;;) {
        res = fgets(buf, sizeof(buf), fd);
        if (res == NULL) {
            fclose(fd);
            return (0);
        }
        if (res[0] == '#')
            continue;
        else if (res[0] == '+') {
#ifdef YP
            char *PKMAP = "publickey.byname";
            char *lookup;
            char *domain;
            int err;
            int len;
 
            err = yp_get_default_domain(&domain);
            if (err) {
                continue;
            }
            lookup = NULL;
            err = yp_match(domain, PKMAP, key, strlen(key), &lookup, &len);
            if (err) {
#ifdef DEBUG
                fprintf(stderr, "match failed error %d\n", err);
#endif
                continue;
            }
            lookup[len] = 0;
            strcpy(ret, lookup);
            fclose(fd);
            free(lookup);
            return (2);
#else /* YP */
#ifdef DEBUG
            fprintf(stderr,
"Bad record in %s '+' -- NIS not supported in this library copy\n", PKFILE);
#endif /* DEBUG */
            continue;
#endif /* YP */
        } else {
            mkey = strsep(&res, "\t ");
            if (mkey == NULL) {
                fprintf(stderr,
                "Bad record in %s -- %s", PKFILE, buf);
                continue;
            }
            do {
                mval = strsep(&res, " \t#\n");
            } while (mval != NULL && !*mval);
            if (mval == NULL) {
                fprintf(stderr,
            "Bad record in %s val problem - %s", PKFILE, buf);
                continue;
            }
            if (strcmp(mkey, key) == 0) {
                strcpy(ret, mval);
                fclose(fd);
                return (1);
            }
        }
    }
}

Referenced by __getpublickey_real().

getpublickey()

int getpublickey	(	char *	netname,
		char *	publickey
	)		const

Definition at line 166 of file getpublickey.c.

{
    if (__getpublickey_LOCAL != NULL)
        return(__getpublickey_LOCAL(netname, publickey));
    else
        return(__getpublickey_real(netname, publickey));
}

Referenced by _svcauth_des(), and authdes_seccreate().

Variable Documentation

__getpublickey_LOCAL

int(* __getpublickey_LOCAL) ()=0

(

)

Definition at line 56 of file getpublickey.c.

Referenced by getpublickey().