154 lines
4 KiB
C
154 lines
4 KiB
C
#include "inc.h"
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char buf_buf[BUF_SIZE + CLICK_SIZE];
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endpoint_t ep_granter;
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cp_grant_id_t gid;
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char *buf;
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int fid_send, fid_get;
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/* SEF functions and variables. */
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static void sef_local_startup(void);
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/*===========================================================================*
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* main *
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*===========================================================================*/
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int main(int argc, char **argv)
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{
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endpoint_t ep_self, ep_child;
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size_t size = BUF_SIZE;
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int i, r, pid;
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int status;
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/* SEF local startup. */
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env_setargs(argc, argv);
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sef_local_startup();
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/* Prepare work. */
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buf = (char*) CLICK_CEIL(buf_buf);
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fid_get = open(FIFO_GRANTOR, O_RDONLY);
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fid_send = open(FIFO_REQUESTOR, O_WRONLY);
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if(fid_get < 0 || fid_send < 0) {
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printf("REQUESTOR: can't open fifo files.\n");
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return 1;
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}
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/* Send the endpoint to the granter, in order to let him to
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* create the grant.
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*/
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ep_self = getprocnr();
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write(fid_send, &ep_self, sizeof(ep_self));
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dprint("REQUESTOR: sending my endpoint: %d\n", ep_self);
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/* Get the granter's endpoint and gid. */
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read(fid_get, &ep_granter, sizeof(ep_granter));
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read(fid_get, &gid, sizeof(gid));
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dprint("REQUESTOR: getting granter's endpoint %d and gid %d\n",
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ep_granter, gid);
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/* Test MAP. */
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FIFO_WAIT(fid_get);
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r = sys_safemap(ep_granter, gid, 0, (long)buf, size, 1);
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if(r != OK) {
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printf("REQUESTOR: error in sys_safemap: %d\n", r);
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return 1;
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}
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CHECK_TEST("REQUESTOR", buf[0], BUF_START_GRANTOR, "MAP");
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buf[0] = BUF_START_REQUESTOR;
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r = sys_safeunmap((long)buf);
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if(r != OK) {
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printf("REQUESTOR: error in sys_safeunmap: %d\n", r);
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return 1;
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}
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FIFO_NOTIFY(fid_send);
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/* Test UNMAP. */
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FIFO_WAIT(fid_get);
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CHECK_TEST("REQUESTOR", buf[0], BUF_START_REQUESTOR, "UNMAP");
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r = sys_safemap(ep_granter, gid, 0, (long)buf, size, 1);
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if(r != 0) {
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printf("REQUESTOR: error in sys_safemap: %d\n", r);
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return 1;
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}
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FIFO_NOTIFY(fid_send);
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/* Test REVOKE. */
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FIFO_WAIT(fid_get);
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CHECK_TEST("REQUESTOR", buf[0], BUF_START_GRANTOR, "REVOKE");
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buf[0] = BUF_START_REQUESTOR;
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FIFO_NOTIFY(fid_send);
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/* Test SMAP_COW. */
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FIFO_WAIT(fid_get);
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r = sys_safemap(ep_granter, gid, 0, (long)buf, size, 1);
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if(r != OK) {
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printf("REQUESTOR: error in sys_safemap: %d\n", r);
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return 1;
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}
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buf[0] = BUF_START_REQUESTOR;
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pid = fork();
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if(pid < 0) {
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printf("REQUESTOR: error in fork\n");
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return 1;
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}
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if(pid == 0) {
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exit(buf[0] != BUF_START_REQUESTOR);
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}
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FIFO_NOTIFY(fid_send);
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FIFO_WAIT(fid_get);
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ep_child = getnprocnr(pid);
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if ((r = sys_privctl(ep_child, SYS_PRIV_SET_USER, NULL)) != OK) {
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printf("REQUESTOR: unable to set privileges: %d\n", r);
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return 1;
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}
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if ((r = sys_privctl(ep_child, SYS_PRIV_ALLOW, NULL)) != OK) {
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printf("REQUESTOR: child process can't run: %d\n", r);
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return 1;
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}
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wait(&status);
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FIFO_NOTIFY(fid_send);
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CHECK_TEST("REQUESTOR", buf[0], BUF_START_GRANTOR, "SMAP_COW");
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CHECK_TEST("REQUESTOR", 1, WIFEXITED(status)
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&& (WEXITSTATUS(status) == 0), "SMAP_COW child");
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/* Test COW_SMAP. */
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FIFO_WAIT(fid_get);
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buf[0] = BUF_START_REQUESTOR;
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r = sys_safemap(ep_granter, gid, 0, (long)buf, size, 1);
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if(r != OK) {
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printf("REQUESTOR: error in sys_safemap: %d\n", r);
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return 1;
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}
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FIFO_NOTIFY(fid_send);
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FIFO_WAIT(fid_get);
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CHECK_TEST("REQUESTOR", buf[0], BUF_START_GRANTOR+1, "COW_SMAP");
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/* Test COW_SMAP2 (with COW safecopy). */
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FIFO_WAIT(fid_get);
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buf[0] = BUF_START_REQUESTOR;
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r = sys_safecopyto(ep_granter, gid, 0, (long)buf, size);
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if(r != OK) {
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printf("REQUESTOR: error in sys_safecopyto: %d\n", r);
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return 1;
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}
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r = sys_safemap(ep_granter, gid, 0, (long)buf, size, 1);
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if(r != OK) {
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printf("REQUESTOR: error in sys_safemap: %d\n", r);
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return 1;
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}
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FIFO_NOTIFY(fid_send);
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CHECK_TEST("REQUESTOR", buf[0], BUF_START_REQUESTOR, "COW_SMAP2");
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return 0;
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}
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/*===========================================================================*
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* sef_local_startup *
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*===========================================================================*/
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static void sef_local_startup()
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{
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/* Let SEF perform startup. */
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sef_startup();
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}
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