237 lines
6.7 KiB
C
237 lines
6.7 KiB
C
/*
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* Copyright 1991, Silicon Graphics, Inc.
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* All Rights Reserved.
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*
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* This is UNPUBLISHED PROPRIETARY SOURCE CODE of Silicon Graphics, Inc.;
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* the contents of this file may not be disclosed to third parties, copied or
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* duplicated in any form, in whole or in part, without the prior written
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* permission of Silicon Graphics, Inc.
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*
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* RESTRICTED RIGHTS LEGEND:
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* Use, duplication or disclosure by the Government is subject to restrictions
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* as set forth in subdivision (c)(1)(ii) of the Rights in Technical Data
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* and Computer Software clause at DFARS 252.227-7013, and/or in similar or
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* successor clauses in the FAR, DOD or NASA FAR Supplement. Unpublished -
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* rights reserved under the Copyright Laws of the United States.
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*/
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#include "cap.h"
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/*
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* setpgrp_pcap.c -- Capability tests for setpgrp() system call.
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*/
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static int setpgrp_pcap1(struct capparms_3 *parmsptr);
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static int setpgrp_pcap2(struct capparms_2 *parmsptr);
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/*
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* Description strings, corresponding with test cases,
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* to be printed to the raw log if that case fails.
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*/
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static char *setpgrp_ddesc[] =
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{
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"Suser, Effe",
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"Suser, Perm",
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"Not suser, Effe",
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"Not suser, Perm",
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};
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/*
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* Each structures contains information for one test case.
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* Variables are uids of Subject and Object processes,
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* whether or not the subject is already a session leader,
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* and whether the pid argument is that of the current process
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* or a different process. Different test functions are called
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* for cases that require an extra process and cases that do not.
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* Tests are currently coded to expect success when the
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* subject is a session leader, but this may be changed by
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* a future bug fix.
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*/
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static struct capparms_3
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setpgrp_pinfo1[] =
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{
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/*
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* name # Sruid Seuid prior_setsid? success? errno
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*/
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"pos00", 0, SUPER, SUPER, FAIL, PASS , 0,
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"CAP_SETGID+e",
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"pos01", 1, SUPER, SUPER, FAIL, PASS , 0,
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"CAP_SETGID+p",
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"pos02", 2, TEST1, TEST1, FAIL, PASS , 0,
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"CAP_SETGID+e",
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"pos03", 3, TEST1, TEST1, FAIL, PASS , 0,
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"CAP_SETGID+p"
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};
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int
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setpgrp_pcap(void)
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{
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char str[MSGLEN]; /* used to write to logfiles */
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char testname[SLEN]; /* used to write to logfiles */
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char *name; /* holds casename from struct */
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short num; /* holds casenum from struct */
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short ncases1 = 4; /* number of test cases using setpgrp_pcap1 */
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short i = 0; /* test case loop counter */
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int fail = 0; /* set when a test case fails */
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int incomplete = 0; /* set when a test case is incomplete */
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int retval; /* return value of test func */
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strcpy(testname,"setpgrp_pcap");
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/*
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* Write formatted info to raw log.
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*/
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RAWLOG_SETUP(testname, (ncases1) );
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for (i = 0; i < (ncases1); i++) {
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/*
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* Flush output streams
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*/
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flush_raw_log();
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/*
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* Call function setpgrp_pcap1 for each test case that does not
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* require an extra process.
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*/
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retval = setpgrp_pcap1(&setpgrp_pinfo1[i]);
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num = setpgrp_pinfo1[i].casenum;
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name = setpgrp_pinfo1[i].casename;
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/*
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* Write formatted result to raw log.
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*/
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switch ( retval ) {
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case PASS: /* Passed */
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RAWPASS(num, name);
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break;
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case FAIL: /* Failed */
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RAWFAIL(num, name, setpgrp_ddesc[i]);
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fail = 1;
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break;
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default:
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RAWINC(num, name);
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incomplete = 1;
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break; /* Incomplete */
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}
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}
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/*
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* Return 0, 1, or 2 to calling function, which records
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* result in summary log. If ANY case failed or was
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* incomplete, the whole test is recorded as failed or
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* incomplete. Incomplete supercedes fail.
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*/
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if (incomplete)
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return(INCOMPLETE);
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if (fail)
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return(FAIL);
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return(PASS);
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}
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/*
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* This function is used for test cases that do not require an extra
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* process.
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*/
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static int setpgrp_pcap1(struct capparms_3 *parmsptr)
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{
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char buf[4]; /* Used in pipe read/writes. */
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char testname[SLEN]; /* used to write to logfiles */
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char namestring[MSGLEN]; /* Used in error messages. */
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pid_t forkval1 = 0; /* O's pid returned to parent */
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pid_t retval = 0; /* Return value of test call. */
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int status; /* For wait. */
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cap_t cptr; /* Pointer to cap label */
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strcpy(testname,"setpgrp_pcap");
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strcpy (buf, "abc"); /* Stuff to write to pipe. */
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sprintf(namestring, "%s, case %d, %s:\n ", testname,
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parmsptr->casenum, parmsptr->casename);
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/*
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* Fork Subject
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*/
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if ( ( forkval1 = fork() ) == -1 ) {
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w_error(SYSCALL, namestring, err[F_FORK], errno);
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return(INCOMPLETE);
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}
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/*
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* This is the parent after forking Subject.
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*/
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if (forkval1) {
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/*
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* Wait for Child.
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*/
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if ( wait(&status) == -1 ) {
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w_error(SYSCALL, namestring, err[F_WAIT], errno);
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return(INCOMPLETE);
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}
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if ( !WIFEXITED(status) ) {
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w_error(GENERAL, namestring, err[C_NOTEXIT], 0);
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return(INCOMPLETE);
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}
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return(WEXITSTATUS(status));
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}
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/*
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* This is S, the Subject process.
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* Create capability label and set Subject.
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*/
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if ( ( cptr = cap_from_text(parmsptr->cflag) ) == (cap_t) NULL ) {
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w_error(SYSCALL, namestring, err[F_CREPLABEL], errno);
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exit(INCOMPLETE);
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}
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if ( cap_set_proc(cptr) == -1 ) {
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w_error(SYSCALL, namestring, err[F_SETPLABEL], errno);
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exit(INCOMPLETE);
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}
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cap_free(cptr);
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/*
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* Set ruid and euid to test value and verify.
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*/
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if ( ( setreuid(parmsptr->ruid, parmsptr->euid) ) == -1 ) {
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w_error(SYSCALL, namestring, err[SETREUID_S], errno);
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exit(INCOMPLETE);
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}
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if ( (getuid() != parmsptr->ruid)||(geteuid() != parmsptr->euid) ){
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w_error(GENERAL, namestring, err[BADUIDS_S], 0);
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exit(INCOMPLETE);
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}
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/*
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* If required for this case, do a prior setsid.
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*/
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if (parmsptr->flag == PASS ) {
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setsid();
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}
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/*
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* Here's the test: Call setpgrp.
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* For positive cases, retval should be same as pid.
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*/
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if (parmsptr->expect_success == PASS ) {
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if ( ( retval = setpgrp() ) == -1 ){
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w_error(SYSCALL, namestring, err[TESTCALL], retval);
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exit(FAIL);
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}
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if (retval != getpid()) {
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w_error(PRINTNUM, namestring, err[TEST_RETVAL], retval);
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exit(FAIL);
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}
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exit(PASS);
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}
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/*
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* For negative test cases, retval should be -1 and
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* errno should equal parmsptr->expect_errno.
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*/
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else {
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if ( ( retval = setpgrp() ) != -1 ){
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w_error(PRINTNUM, namestring, err[TEST_RETVAL], retval);
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exit(FAIL);
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}
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if (errno != parmsptr->expect_errno) {
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w_error(SYSCALL, namestring, err[TEST_ERRNO], errno);
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exit(FAIL);
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}
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exit(PASS);
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}
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return(PASS);
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}
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