int
zygote_clone(zygote_func_t *func, int flags, int *chanfdp, int *procfdp)
{
nvlist_t *nvl;
int error;
if (zygote_sock == -1) {
/* Zygote didn't start. */
errno = ENXIO;
return (-1);
}
nvl = nvlist_create(0);
nvlist_add_number(nvl, "func", (uint64_t)(uintptr_t)func);
nvlist_add_number(nvl, "flags", (uint64_t)flags);
nvl = nvlist_xfer(zygote_sock, nvl);
if (nvl == NULL)
return (-1);
if (nvlist_exists_number(nvl, "error")) {
error = (int)nvlist_get_number(nvl, "error");
nvlist_destroy(nvl);
errno = error;
return (-1);
}
*chanfdp = nvlist_take_descriptor(nvl, "chanfd");
*procfdp = nvlist_take_descriptor(nvl, "procfd");
nvlist_destroy(nvl);
return (0);
}
static int
group_unpack_members(const nvlist_t *nvl, char ***fieldp, char **bufferp,
size_t *bufsizep)
{
const char *mem;
char **outstrs, *str, nvlname[64];
size_t nmem, datasize, strsize;
unsigned int ii;
int n;
if (!nvlist_exists_number(nvl, "gr_nmem")) {
datasize = _ALIGNBYTES + sizeof(char *);
if (datasize >= *bufsizep)
return (ERANGE);
outstrs = (char **)_ALIGN(*bufferp);
outstrs[0] = NULL;
*fieldp = outstrs;
*bufferp += datasize;
*bufsizep -= datasize;
return (0);
}
nmem = (size_t)nvlist_get_number(nvl, "gr_nmem");
datasize = _ALIGNBYTES + sizeof(char *) * (nmem + 1);
for (ii = 0; ii < nmem; ii++) {
n = snprintf(nvlname, sizeof(nvlname), "gr_mem[%u]", ii);
assert(n > 0 && n < (int)sizeof(nvlname));
mem = dnvlist_get_string(nvl, nvlname, NULL);
if (mem == NULL)
return (EINVAL);
datasize += strlen(mem) + 1;
}
if (datasize >= *bufsizep)
return (ERANGE);
outstrs = (char **)_ALIGN(*bufferp);
str = (char *)outstrs + sizeof(char *) * (nmem + 1);
for (ii = 0; ii < nmem; ii++) {
n = snprintf(nvlname, sizeof(nvlname), "gr_mem[%u]", ii);
assert(n > 0 && n < (int)sizeof(nvlname));
mem = nvlist_get_string(nvl, nvlname);
strsize = strlen(mem) + 1;
memcpy(str, mem, strsize);
outstrs[ii] = str;
str += strsize;
}
assert(ii == nmem);
outstrs[ii] = NULL;
*fieldp = outstrs;
*bufferp += datasize;
*bufsizep -= datasize;
return (0);
}
static int
pwd_getpwuid(const nvlist_t *limits, const nvlist_t *nvlin, nvlist_t *nvlout)
{
struct passwd *pwd;
uid_t uid;
if (!nvlist_exists_number(nvlin, "uid"))
return (EINVAL);
uid = (uid_t)nvlist_get_number(nvlin, "uid");
errno = 0;
pwd = getpwuid(uid);
if (errno != 0)
return (errno);
(void)pwd_pack(limits, pwd, nvlout);
return (0);
}
int
main(void)
{
nvlist_t *nvl;
printf("1..232\n");
nvl = nvlist_create(0);
CHECK(!nvlist_exists(nvl, "nvlist/null"));
CHECK(!nvlist_exists_null(nvl, "nvlist/null"));
CHECK(!nvlist_exists_bool(nvl, "nvlist/null"));
CHECK(!nvlist_exists_number(nvl, "nvlist/null"));
CHECK(!nvlist_exists_string(nvl, "nvlist/null"));
CHECK(!nvlist_exists_nvlist(nvl, "nvlist/null"));
CHECK(!nvlist_exists_descriptor(nvl, "nvlist/null"));
CHECK(!nvlist_exists_binary(nvl, "nvlist/null"));
nvlist_add_null(nvl, "nvlist/null");
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists(nvl, "nvlist/null"));
CHECK(nvlist_exists_null(nvl, "nvlist/null"));
CHECK(!nvlist_exists_bool(nvl, "nvlist/null"));
CHECK(!nvlist_exists_number(nvl, "nvlist/null"));
CHECK(!nvlist_exists_string(nvl, "nvlist/null"));
CHECK(!nvlist_exists_nvlist(nvl, "nvlist/null"));
CHECK(!nvlist_exists_descriptor(nvl, "nvlist/null"));
CHECK(!nvlist_exists_binary(nvl, "nvlist/null"));
CHECK(!nvlist_exists(nvl, "nvlist/bool"));
CHECK(!nvlist_exists_null(nvl, "nvlist/bool"));
CHECK(!nvlist_exists_bool(nvl, "nvlist/bool"));
CHECK(!nvlist_exists_number(nvl, "nvlist/bool"));
CHECK(!nvlist_exists_string(nvl, "nvlist/bool"));
CHECK(!nvlist_exists_nvlist(nvl, "nvlist/bool"));
CHECK(!nvlist_exists_descriptor(nvl, "nvlist/bool"));
CHECK(!nvlist_exists_binary(nvl, "nvlist/bool"));
nvlist_add_bool(nvl, "nvlist/bool", true);
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists(nvl, "nvlist/bool"));
CHECK(!nvlist_exists_null(nvl, "nvlist/bool"));
CHECK(nvlist_exists_bool(nvl, "nvlist/bool"));
CHECK(!nvlist_exists_number(nvl, "nvlist/bool"));
CHECK(!nvlist_exists_string(nvl, "nvlist/bool"));
CHECK(!nvlist_exists_nvlist(nvl, "nvlist/bool"));
CHECK(!nvlist_exists_descriptor(nvl, "nvlist/bool"));
CHECK(!nvlist_exists_binary(nvl, "nvlist/bool"));
CHECK(!nvlist_exists(nvl, "nvlist/number"));
CHECK(!nvlist_exists_null(nvl, "nvlist/number"));
CHECK(!nvlist_exists_bool(nvl, "nvlist/number"));
CHECK(!nvlist_exists_number(nvl, "nvlist/number"));
CHECK(!nvlist_exists_string(nvl, "nvlist/number"));
CHECK(!nvlist_exists_nvlist(nvl, "nvlist/number"));
CHECK(!nvlist_exists_descriptor(nvl, "nvlist/number"));
CHECK(!nvlist_exists_binary(nvl, "nvlist/number"));
nvlist_add_number(nvl, "nvlist/number", 0);
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists(nvl, "nvlist/number"));
CHECK(!nvlist_exists_null(nvl, "nvlist/number"));
CHECK(!nvlist_exists_bool(nvl, "nvlist/number"));
CHECK(nvlist_exists_number(nvl, "nvlist/number"));
CHECK(!nvlist_exists_string(nvl, "nvlist/number"));
CHECK(!nvlist_exists_nvlist(nvl, "nvlist/number"));
CHECK(!nvlist_exists_descriptor(nvl, "nvlist/number"));
CHECK(!nvlist_exists_binary(nvl, "nvlist/number"));
CHECK(!nvlist_exists(nvl, "nvlist/string"));
CHECK(!nvlist_exists_null(nvl, "nvlist/string"));
CHECK(!nvlist_exists_bool(nvl, "nvlist/string"));
CHECK(!nvlist_exists_number(nvl, "nvlist/string"));
CHECK(!nvlist_exists_string(nvl, "nvlist/string"));
CHECK(!nvlist_exists_nvlist(nvl, "nvlist/string"));
CHECK(!nvlist_exists_descriptor(nvl, "nvlist/string"));
CHECK(!nvlist_exists_binary(nvl, "nvlist/string"));
nvlist_add_string(nvl, "nvlist/string", "test");
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists(nvl, "nvlist/string"));
CHECK(!nvlist_exists_null(nvl, "nvlist/string"));
CHECK(!nvlist_exists_bool(nvl, "nvlist/string"));
CHECK(!nvlist_exists_number(nvl, "nvlist/string"));
CHECK(nvlist_exists_string(nvl, "nvlist/string"));
CHECK(!nvlist_exists_nvlist(nvl, "nvlist/string"));
CHECK(!nvlist_exists_descriptor(nvl, "nvlist/string"));
CHECK(!nvlist_exists_binary(nvl, "nvlist/string"));
CHECK(!nvlist_exists(nvl, "nvlist/nvlist"));
CHECK(!nvlist_exists_null(nvl, "nvlist/nvlist"));
CHECK(!nvlist_exists_bool(nvl, "nvlist/nvlist"));
CHECK(!nvlist_exists_number(nvl, "nvlist/nvlist"));
CHECK(!nvlist_exists_string(nvl, "nvlist/nvlist"));
CHECK(!nvlist_exists_nvlist(nvl, "nvlist/nvlist"));
CHECK(!nvlist_exists_descriptor(nvl, "nvlist/nvlist"));
CHECK(!nvlist_exists_binary(nvl, "nvlist/nvlist"));
nvlist_add_nvlist(nvl, "nvlist/nvlist", nvl);
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists(nvl, "nvlist/nvlist"));
CHECK(!nvlist_exists_null(nvl, "nvlist/nvlist"));
CHECK(!nvlist_exists_bool(nvl, "nvlist/nvlist"));
CHECK(!nvlist_exists_number(nvl, "nvlist/nvlist"));
CHECK(!nvlist_exists_string(nvl, "nvlist/nvlist"));
CHECK(nvlist_exists_nvlist(nvl, "nvlist/nvlist"));
CHECK(!nvlist_exists_descriptor(nvl, "nvlist/nvlist"));
CHECK(!nvlist_exists_binary(nvl, "nvlist/nvlist"));
CHECK(!nvlist_exists(nvl, "nvlist/descriptor"));
CHECK(!nvlist_exists_null(nvl, "nvlist/descriptor"));
CHECK(!nvlist_exists_bool(nvl, "nvlist/descriptor"));
CHECK(!nvlist_exists_number(nvl, "nvlist/descriptor"));
CHECK(!nvlist_exists_string(nvl, "nvlist/descriptor"));
CHECK(!nvlist_exists_nvlist(nvl, "nvlist/descriptor"));
CHECK(!nvlist_exists_descriptor(nvl, "nvlist/descriptor"));
CHECK(!nvlist_exists_binary(nvl, "nvlist/descriptor"));
nvlist_add_descriptor(nvl, "nvlist/descriptor", STDERR_FILENO);
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists(nvl, "nvlist/descriptor"));
CHECK(!nvlist_exists_null(nvl, "nvlist/descriptor"));
CHECK(!nvlist_exists_bool(nvl, "nvlist/descriptor"));
CHECK(!nvlist_exists_number(nvl, "nvlist/descriptor"));
CHECK(!nvlist_exists_string(nvl, "nvlist/descriptor"));
CHECK(!nvlist_exists_nvlist(nvl, "nvlist/descriptor"));
CHECK(nvlist_exists_descriptor(nvl, "nvlist/descriptor"));
CHECK(!nvlist_exists_binary(nvl, "nvlist/descriptor"));
CHECK(!nvlist_exists(nvl, "nvlist/binary"));
CHECK(!nvlist_exists_null(nvl, "nvlist/binary"));
CHECK(!nvlist_exists_bool(nvl, "nvlist/binary"));
CHECK(!nvlist_exists_number(nvl, "nvlist/binary"));
CHECK(!nvlist_exists_string(nvl, "nvlist/binary"));
CHECK(!nvlist_exists_nvlist(nvl, "nvlist/binary"));
CHECK(!nvlist_exists_descriptor(nvl, "nvlist/binary"));
CHECK(!nvlist_exists_binary(nvl, "nvlist/binary"));
nvlist_add_binary(nvl, "nvlist/binary", "test", 4);
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists(nvl, "nvlist/binary"));
CHECK(!nvlist_exists_null(nvl, "nvlist/binary"));
CHECK(!nvlist_exists_bool(nvl, "nvlist/binary"));
CHECK(!nvlist_exists_number(nvl, "nvlist/binary"));
CHECK(!nvlist_exists_string(nvl, "nvlist/binary"));
CHECK(!nvlist_exists_nvlist(nvl, "nvlist/binary"));
CHECK(!nvlist_exists_descriptor(nvl, "nvlist/binary"));
CHECK(nvlist_exists_binary(nvl, "nvlist/binary"));
CHECK(nvlist_exists(nvl, "nvlist/null"));
CHECK(nvlist_exists(nvl, "nvlist/bool"));
CHECK(nvlist_exists(nvl, "nvlist/number"));
CHECK(nvlist_exists(nvl, "nvlist/string"));
CHECK(nvlist_exists(nvl, "nvlist/nvlist"));
CHECK(nvlist_exists(nvl, "nvlist/descriptor"));
CHECK(nvlist_exists(nvl, "nvlist/binary"));
CHECK(nvlist_exists_null(nvl, "nvlist/null"));
CHECK(nvlist_exists_bool(nvl, "nvlist/bool"));
CHECK(nvlist_exists_number(nvl, "nvlist/number"));
CHECK(nvlist_exists_string(nvl, "nvlist/string"));
CHECK(nvlist_exists_nvlist(nvl, "nvlist/nvlist"));
CHECK(nvlist_exists_descriptor(nvl, "nvlist/descriptor"));
CHECK(nvlist_exists_binary(nvl, "nvlist/binary"));
nvlist_free_null(nvl, "nvlist/null");
CHECK(!nvlist_exists(nvl, "nvlist/null"));
CHECK(nvlist_exists(nvl, "nvlist/bool"));
CHECK(nvlist_exists(nvl, "nvlist/number"));
CHECK(nvlist_exists(nvl, "nvlist/string"));
CHECK(nvlist_exists(nvl, "nvlist/nvlist"));
CHECK(nvlist_exists(nvl, "nvlist/descriptor"));
CHECK(nvlist_exists(nvl, "nvlist/binary"));
CHECK(!nvlist_exists_null(nvl, "nvlist/null"));
CHECK(nvlist_exists_bool(nvl, "nvlist/bool"));
CHECK(nvlist_exists_number(nvl, "nvlist/number"));
CHECK(nvlist_exists_string(nvl, "nvlist/string"));
CHECK(nvlist_exists_nvlist(nvl, "nvlist/nvlist"));
CHECK(nvlist_exists_descriptor(nvl, "nvlist/descriptor"));
CHECK(nvlist_exists_binary(nvl, "nvlist/binary"));
nvlist_free_bool(nvl, "nvlist/bool");
CHECK(!nvlist_exists(nvl, "nvlist/null"));
CHECK(!nvlist_exists(nvl, "nvlist/bool"));
CHECK(nvlist_exists(nvl, "nvlist/number"));
CHECK(nvlist_exists(nvl, "nvlist/string"));
CHECK(nvlist_exists(nvl, "nvlist/nvlist"));
CHECK(nvlist_exists(nvl, "nvlist/descriptor"));
CHECK(nvlist_exists(nvl, "nvlist/binary"));
CHECK(!nvlist_exists_null(nvl, "nvlist/null"));
CHECK(!nvlist_exists_bool(nvl, "nvlist/bool"));
CHECK(nvlist_exists_number(nvl, "nvlist/number"));
CHECK(nvlist_exists_string(nvl, "nvlist/string"));
CHECK(nvlist_exists_nvlist(nvl, "nvlist/nvlist"));
CHECK(nvlist_exists_descriptor(nvl, "nvlist/descriptor"));
CHECK(nvlist_exists_binary(nvl, "nvlist/binary"));
nvlist_free_number(nvl, "nvlist/number");
CHECK(!nvlist_exists(nvl, "nvlist/null"));
CHECK(!nvlist_exists(nvl, "nvlist/bool"));
CHECK(!nvlist_exists(nvl, "nvlist/number"));
CHECK(nvlist_exists(nvl, "nvlist/string"));
CHECK(nvlist_exists(nvl, "nvlist/nvlist"));
CHECK(nvlist_exists(nvl, "nvlist/descriptor"));
CHECK(nvlist_exists(nvl, "nvlist/binary"));
CHECK(!nvlist_exists_null(nvl, "nvlist/null"));
CHECK(!nvlist_exists_bool(nvl, "nvlist/bool"));
CHECK(!nvlist_exists_number(nvl, "nvlist/number"));
CHECK(nvlist_exists_string(nvl, "nvlist/string"));
CHECK(nvlist_exists_nvlist(nvl, "nvlist/nvlist"));
CHECK(nvlist_exists_descriptor(nvl, "nvlist/descriptor"));
CHECK(nvlist_exists_binary(nvl, "nvlist/binary"));
nvlist_free_string(nvl, "nvlist/string");
CHECK(!nvlist_exists(nvl, "nvlist/null"));
CHECK(!nvlist_exists(nvl, "nvlist/bool"));
CHECK(!nvlist_exists(nvl, "nvlist/number"));
CHECK(!nvlist_exists(nvl, "nvlist/string"));
CHECK(nvlist_exists(nvl, "nvlist/nvlist"));
CHECK(nvlist_exists(nvl, "nvlist/descriptor"));
CHECK(nvlist_exists(nvl, "nvlist/binary"));
CHECK(!nvlist_exists_null(nvl, "nvlist/null"));
CHECK(!nvlist_exists_bool(nvl, "nvlist/bool"));
CHECK(!nvlist_exists_number(nvl, "nvlist/number"));
CHECK(!nvlist_exists_string(nvl, "nvlist/string"));
CHECK(nvlist_exists_nvlist(nvl, "nvlist/nvlist"));
CHECK(nvlist_exists_descriptor(nvl, "nvlist/descriptor"));
CHECK(nvlist_exists_binary(nvl, "nvlist/binary"));
nvlist_free_nvlist(nvl, "nvlist/nvlist");
CHECK(!nvlist_exists(nvl, "nvlist/null"));
CHECK(!nvlist_exists(nvl, "nvlist/bool"));
CHECK(!nvlist_exists(nvl, "nvlist/number"));
CHECK(!nvlist_exists(nvl, "nvlist/string"));
CHECK(!nvlist_exists(nvl, "nvlist/nvlist"));
CHECK(nvlist_exists(nvl, "nvlist/descriptor"));
CHECK(nvlist_exists(nvl, "nvlist/binary"));
CHECK(!nvlist_exists_null(nvl, "nvlist/null"));
CHECK(!nvlist_exists_bool(nvl, "nvlist/bool"));
CHECK(!nvlist_exists_number(nvl, "nvlist/number"));
CHECK(!nvlist_exists_string(nvl, "nvlist/string"));
CHECK(!nvlist_exists_nvlist(nvl, "nvlist/nvlist"));
CHECK(nvlist_exists_descriptor(nvl, "nvlist/descriptor"));
CHECK(nvlist_exists_binary(nvl, "nvlist/binary"));
nvlist_free_descriptor(nvl, "nvlist/descriptor");
CHECK(!nvlist_exists(nvl, "nvlist/null"));
CHECK(!nvlist_exists(nvl, "nvlist/bool"));
CHECK(!nvlist_exists(nvl, "nvlist/number"));
CHECK(!nvlist_exists(nvl, "nvlist/string"));
CHECK(!nvlist_exists(nvl, "nvlist/nvlist"));
CHECK(!nvlist_exists(nvl, "nvlist/descriptor"));
CHECK(nvlist_exists(nvl, "nvlist/binary"));
CHECK(!nvlist_exists_null(nvl, "nvlist/null"));
CHECK(!nvlist_exists_bool(nvl, "nvlist/bool"));
CHECK(!nvlist_exists_number(nvl, "nvlist/number"));
CHECK(!nvlist_exists_string(nvl, "nvlist/string"));
CHECK(!nvlist_exists_nvlist(nvl, "nvlist/nvlist"));
CHECK(!nvlist_exists_descriptor(nvl, "nvlist/descriptor"));
CHECK(nvlist_exists_binary(nvl, "nvlist/binary"));
nvlist_free_binary(nvl, "nvlist/binary");
CHECK(!nvlist_exists(nvl, "nvlist/null"));
CHECK(!nvlist_exists(nvl, "nvlist/bool"));
CHECK(!nvlist_exists(nvl, "nvlist/number"));
CHECK(!nvlist_exists(nvl, "nvlist/string"));
CHECK(!nvlist_exists(nvl, "nvlist/nvlist"));
CHECK(!nvlist_exists(nvl, "nvlist/descriptor"));
CHECK(!nvlist_exists(nvl, "nvlist/binary"));
CHECK(!nvlist_exists_null(nvl, "nvlist/null"));
CHECK(!nvlist_exists_bool(nvl, "nvlist/bool"));
CHECK(!nvlist_exists_number(nvl, "nvlist/number"));
CHECK(!nvlist_exists_string(nvl, "nvlist/string"));
CHECK(!nvlist_exists_nvlist(nvl, "nvlist/nvlist"));
CHECK(!nvlist_exists_descriptor(nvl, "nvlist/descriptor"));
CHECK(!nvlist_exists_binary(nvl, "nvlist/binary"));
CHECK(nvlist_empty(nvl));
nvlist_destroy(nvl);
return (0);
}
int
main(void)
{
const nvlist_t *cnvl;
nvlist_t *nvl;
printf("1..94\n");
nvl = nvlist_create(0);
CHECK(!nvlist_exists_null(nvl, "nvlist/null"));
nvlist_add_null(nvl, "nvlist/null");
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists_null(nvl, "nvlist/null"));
CHECK(!nvlist_exists_bool(nvl, "nvlist/bool/true"));
nvlist_add_bool(nvl, "nvlist/bool/true", true);
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists_bool(nvl, "nvlist/bool/true"));
CHECK(!nvlist_exists_bool(nvl, "nvlist/bool/false"));
nvlist_add_bool(nvl, "nvlist/bool/false", false);
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists_bool(nvl, "nvlist/bool/false"));
CHECK(!nvlist_exists_number(nvl, "nvlist/number/0"));
nvlist_add_number(nvl, "nvlist/number/0", 0);
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists_number(nvl, "nvlist/number/0"));
CHECK(!nvlist_exists_number(nvl, "nvlist/number/1"));
nvlist_add_number(nvl, "nvlist/number/1", 1);
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists_number(nvl, "nvlist/number/1"));
CHECK(!nvlist_exists_number(nvl, "nvlist/number/-1"));
nvlist_add_number(nvl, "nvlist/number/-1", -1);
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists_number(nvl, "nvlist/number/-1"));
CHECK(!nvlist_exists_number(nvl, "nvlist/number/UINT64_MAX"));
nvlist_add_number(nvl, "nvlist/number/UINT64_MAX", UINT64_MAX);
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists_number(nvl, "nvlist/number/UINT64_MAX"));
CHECK(!nvlist_exists_number(nvl, "nvlist/number/INT64_MIN"));
nvlist_add_number(nvl, "nvlist/number/INT64_MIN", INT64_MIN);
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists_number(nvl, "nvlist/number/INT64_MIN"));
CHECK(!nvlist_exists_number(nvl, "nvlist/number/INT64_MAX"));
nvlist_add_number(nvl, "nvlist/number/INT64_MAX", INT64_MAX);
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists_number(nvl, "nvlist/number/INT64_MAX"));
CHECK(!nvlist_exists_string(nvl, "nvlist/string/"));
nvlist_add_string(nvl, "nvlist/string/", "");
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists_string(nvl, "nvlist/string/"));
CHECK(!nvlist_exists_string(nvl, "nvlist/string/x"));
nvlist_add_string(nvl, "nvlist/string/x", "x");
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists_string(nvl, "nvlist/string/x"));
CHECK(!nvlist_exists_string(nvl, "nvlist/string/abcdefghijklmnopqrstuvwxyz"));
nvlist_add_string(nvl, "nvlist/string/abcdefghijklmnopqrstuvwxyz", "abcdefghijklmnopqrstuvwxyz");
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists_string(nvl, "nvlist/string/abcdefghijklmnopqrstuvwxyz"));
CHECK(!nvlist_exists_string(nvl, "nvlist/stringf/"));
nvlist_add_stringf(nvl, "nvlist/stringf/", "%s", "");
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists_string(nvl, "nvlist/stringf/"));
CHECK(!nvlist_exists_string(nvl, "nvlist/stringf/x"));
nvlist_add_stringf(nvl, "nvlist/stringf/x", "%s", "x");
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists_string(nvl, "nvlist/stringf/x"));
CHECK(!nvlist_exists_string(nvl, "nvlist/stringf/666Xabc"));
nvlist_add_stringf(nvl, "nvlist/stringf/666Xabc", "%d%c%s", 666, 'X', "abc");
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists_string(nvl, "nvlist/stringf/666Xabc"));
CHECK(!nvlist_exists_descriptor(nvl, "nvlist/descriptor/STDERR_FILENO"));
nvlist_add_descriptor(nvl, "nvlist/descriptor/STDERR_FILENO", STDERR_FILENO);
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists_descriptor(nvl, "nvlist/descriptor/STDERR_FILENO"));
CHECK(!nvlist_exists_binary(nvl, "nvlist/binary/x"));
nvlist_add_binary(nvl, "nvlist/binary/x", "x", 1);
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists_binary(nvl, "nvlist/binary/x"));
CHECK(!nvlist_exists_binary(nvl, "nvlist/binary/abcdefghijklmnopqrstuvwxyz"));
nvlist_add_binary(nvl, "nvlist/binary/abcdefghijklmnopqrstuvwxyz", "abcdefghijklmnopqrstuvwxyz", sizeof("abcdefghijklmnopqrstuvwxyz"));
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists_binary(nvl, "nvlist/binary/abcdefghijklmnopqrstuvwxyz"));
CHECK(!nvlist_exists_nvlist(nvl, "nvlist/nvlist"));
nvlist_add_nvlist(nvl, "nvlist/nvlist", nvl);
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_exists_nvlist(nvl, "nvlist/nvlist"));
CHECK(nvlist_exists_null(nvl, "nvlist/null"));
CHECK(nvlist_exists_bool(nvl, "nvlist/bool/true"));
CHECK(nvlist_exists_bool(nvl, "nvlist/bool/false"));
CHECK(nvlist_exists_number(nvl, "nvlist/number/0"));
CHECK(nvlist_exists_number(nvl, "nvlist/number/1"));
CHECK(nvlist_exists_number(nvl, "nvlist/number/-1"));
CHECK(nvlist_exists_number(nvl, "nvlist/number/UINT64_MAX"));
CHECK(nvlist_exists_number(nvl, "nvlist/number/INT64_MIN"));
CHECK(nvlist_exists_number(nvl, "nvlist/number/INT64_MAX"));
CHECK(nvlist_exists_string(nvl, "nvlist/string/"));
CHECK(nvlist_exists_string(nvl, "nvlist/string/x"));
CHECK(nvlist_exists_string(nvl, "nvlist/string/abcdefghijklmnopqrstuvwxyz"));
CHECK(nvlist_exists_string(nvl, "nvlist/stringf/"));
CHECK(nvlist_exists_string(nvl, "nvlist/stringf/x"));
CHECK(nvlist_exists_string(nvl, "nvlist/stringf/666Xabc"));
CHECK(nvlist_exists_descriptor(nvl, "nvlist/descriptor/STDERR_FILENO"));
CHECK(nvlist_exists_binary(nvl, "nvlist/binary/x"));
CHECK(nvlist_exists_binary(nvl, "nvlist/binary/abcdefghijklmnopqrstuvwxyz"));
CHECK(nvlist_exists_nvlist(nvl, "nvlist/nvlist"));
cnvl = nvlist_get_nvlist(nvl, "nvlist/nvlist");
CHECK(nvlist_exists_null(cnvl, "nvlist/null"));
CHECK(nvlist_exists_bool(cnvl, "nvlist/bool/true"));
CHECK(nvlist_exists_bool(cnvl, "nvlist/bool/false"));
CHECK(nvlist_exists_number(cnvl, "nvlist/number/0"));
CHECK(nvlist_exists_number(cnvl, "nvlist/number/1"));
CHECK(nvlist_exists_number(cnvl, "nvlist/number/-1"));
CHECK(nvlist_exists_number(cnvl, "nvlist/number/UINT64_MAX"));
CHECK(nvlist_exists_number(cnvl, "nvlist/number/INT64_MIN"));
CHECK(nvlist_exists_number(cnvl, "nvlist/number/INT64_MAX"));
CHECK(nvlist_exists_string(cnvl, "nvlist/string/"));
CHECK(nvlist_exists_string(cnvl, "nvlist/string/x"));
CHECK(nvlist_exists_string(cnvl, "nvlist/string/abcdefghijklmnopqrstuvwxyz"));
CHECK(nvlist_exists_string(cnvl, "nvlist/stringf/"));
CHECK(nvlist_exists_string(cnvl, "nvlist/stringf/x"));
CHECK(nvlist_exists_string(cnvl, "nvlist/stringf/666Xabc"));
CHECK(nvlist_exists_descriptor(cnvl, "nvlist/descriptor/STDERR_FILENO"));
CHECK(nvlist_exists_binary(cnvl, "nvlist/binary/x"));
CHECK(nvlist_exists_binary(cnvl, "nvlist/binary/abcdefghijklmnopqrstuvwxyz"));
nvlist_destroy(nvl);
return (0);
}
static int
sysctl_command(const char *cmd, const nvlist_t *limits, nvlist_t *nvlin,
nvlist_t *nvlout)
{
const char *name;
const void *newp;
void *oldp;
uint64_t operation;
size_t oldlen, newlen;
size_t *oldlenp;
int error;
if (strcmp(cmd, "sysctl") != 0)
return (EINVAL);
error = sysctl_check_one(nvlin, false);
if (error != 0)
return (error);
name = nvlist_get_string(nvlin, "name");
operation = nvlist_get_number(nvlin, "operation");
if (!sysctl_allowed(limits, name, operation))
return (ENOTCAPABLE);
if ((operation & CAP_SYSCTL_WRITE) != 0) {
if (!nvlist_exists_binary(nvlin, "newp"))
return (EINVAL);
newp = nvlist_get_binary(nvlin, "newp", &newlen);
assert(newp != NULL && newlen > 0);
} else {
newp = NULL;
newlen = 0;
}
if ((operation & CAP_SYSCTL_READ) != 0) {
if (nvlist_exists_null(nvlin, "justsize")) {
oldp = NULL;
oldlen = 0;
oldlenp = &oldlen;
} else {
if (!nvlist_exists_number(nvlin, "oldlen"))
return (EINVAL);
oldlen = (size_t)nvlist_get_number(nvlin, "oldlen");
if (oldlen == 0)
return (EINVAL);
oldp = calloc(1, oldlen);
if (oldp == NULL)
return (ENOMEM);
oldlenp = &oldlen;
}
} else {
oldp = NULL;
oldlen = 0;
oldlenp = NULL;
}
if (sysctlbyname(name, oldp, oldlenp, newp, newlen) == -1) {
error = errno;
free(oldp);
return (error);
}
if ((operation & CAP_SYSCTL_READ) != 0) {
if (nvlist_exists_null(nvlin, "justsize"))
nvlist_add_number(nvlout, "oldlen", (uint64_t)oldlen);
else
nvlist_move_binary(nvlout, "oldp", oldp, oldlen);
}
return (0);
}
static int
u_sysctl_do_sysctl(struct nvlist *nvl, int ns,
void *oldp,
size_t *oldlenp,
const void *newp,
size_t newlen)
{
nvlist_t *nvl_resp = NULL;
int retval = 0;
int r_errno;
const char *rbuf;
size_t r_len;
/* XXX Eventually this should be in a sysctl transaction struct */
int shm_fd = -1;
char *shm_mem = NULL;
size_t shm_len = 0;
char shm_path[128];
/* Setup request and response buffer information */
/*
* If the requested size is provided and it's greater than the
* maximum size allowed, we'll flip to using shm
*/
if (oldlenp != NULL && *oldlenp >= U_SYSCTL_MAX_REQ_BUF_LEN) {
/* Construct a shm path */
/* XXX should make this less guessable */
snprintf(shm_path, 128, "/sysctl.%ld", (long) arc4random());
/* Open it */
shm_fd = shm_open(shm_path, O_CREAT | O_RDWR, 0640);
if (shm_fd < 0) {
warn("shm_open (%s)", shm_path);
retval = -1;
goto done;
}
/*
* Calculate a mmap size that's a multiple of
* the system page length.
*/
shm_len = round_page(*oldlenp);
/* make it that big! */
if (ftruncate(shm_fd, shm_len) < 0) {
warn("ftruncate");
goto done;
}
/* mmap it */
shm_mem = mmap(NULL, shm_len, PROT_READ | PROT_WRITE,
0, shm_fd, 0);
if (shm_mem == NULL) {
warn("mmap");
goto done;
}
/* add the shm path to the outbound request */
nvlist_add_string(nvl, "sysctl_respbuf_shm_path", shm_path);
nvlist_add_number(nvl, "sysctl_respbuf_shm_len", shm_len);
}
/*
* Writing a value may pass in a NULL oldlenp, so only conditionally
* send it.
*/
if (oldlenp != NULL)
nvlist_add_number(nvl, "sysctl_respbuf_len", *oldlenp);
if (newlen > 0) {
nvlist_add_binary(nvl, "sysctl_reqbuf", newp, newlen);
}
/* Send command */
if (nvlist_send(ns, nvl) < 0) {
warn("nvlist_send");
retval = -1;
goto done;
}
/* Read response */
nvl_resp = nvlist_recv(ns);
if (nvl_resp == NULL) {
warn("nvlist_recv");
retval = -1;
goto done;
}
if (! nvlist_exists_number(nvl_resp, "sysctl_errno")) {
fprintf(stderr, "response: no errno?\n");
goto done;
}
r_errno = (int) nvlist_get_number(nvl_resp, "sysctl_errno");
/* XXX validate r_len versus oldlenp */
if (nvlist_exists_binary(nvl_resp, "sysctl_respbuf")) {
rbuf = nvlist_get_binary(nvl_resp, "sysctl_respbuf", &r_len);
memcpy(oldp, rbuf, r_len);
} else if (shm_mem != NULL) {
memcpy(oldp, shm_mem, r_len);
r_len = nvlist_get_number(nvl_resp, "sysctl_respbuf_shm_len");
} else if (nvlist_exists_number(nvl_resp, "sysctl_respbuf_len")) {
r_len = nvlist_get_number(nvl_resp, "sysctl_respbuf_len");
} else {
r_len = 0;
}
if (oldlenp != NULL)
*oldlenp = r_len;
if (r_errno == 0) {
retval = 0;
} else {
retval = -1;
errno = r_errno;
}
done:
if (shm_mem != NULL)
munmap(shm_mem, shm_len);
if (shm_fd != -1) {
close(shm_fd);
shm_unlink(shm_path);
}
if (nvl_resp)
nvlist_destroy(nvl_resp);
return (retval);
}
int
main(void)
{
const nvlist_t *cnvl;
nvlist_t *nvl;
size_t size;
printf("1..83\n");
nvl = nvlist_create(0);
CHECK(!nvlist_exists_bool(nvl, "nvlist/bool/true"));
nvlist_add_bool(nvl, "nvlist/bool/true", true);
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_get_bool(nvl, "nvlist/bool/true") == true);
CHECK(!nvlist_exists_bool(nvl, "nvlist/bool/false"));
nvlist_add_bool(nvl, "nvlist/bool/false", false);
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_get_bool(nvl, "nvlist/bool/false") == false);
CHECK(!nvlist_exists_number(nvl, "nvlist/number/0"));
nvlist_add_number(nvl, "nvlist/number/0", 0);
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_get_number(nvl, "nvlist/number/0") == 0);
CHECK(!nvlist_exists_number(nvl, "nvlist/number/1"));
nvlist_add_number(nvl, "nvlist/number/1", 1);
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_get_number(nvl, "nvlist/number/1") == 1);
CHECK(!nvlist_exists_number(nvl, "nvlist/number/-1"));
nvlist_add_number(nvl, "nvlist/number/-1", -1);
CHECK(nvlist_error(nvl) == 0);
CHECK((int)nvlist_get_number(nvl, "nvlist/number/-1") == -1);
CHECK(!nvlist_exists_number(nvl, "nvlist/number/UINT64_MAX"));
nvlist_add_number(nvl, "nvlist/number/UINT64_MAX", UINT64_MAX);
CHECK(nvlist_error(nvl) == 0);
CHECK(nvlist_get_number(nvl, "nvlist/number/UINT64_MAX") == UINT64_MAX);
CHECK(!nvlist_exists_number(nvl, "nvlist/number/INT64_MIN"));
nvlist_add_number(nvl, "nvlist/number/INT64_MIN", INT64_MIN);
CHECK(nvlist_error(nvl) == 0);
CHECK((int64_t)nvlist_get_number(nvl, "nvlist/number/INT64_MIN") == INT64_MIN);
CHECK(!nvlist_exists_number(nvl, "nvlist/number/INT64_MAX"));
nvlist_add_number(nvl, "nvlist/number/INT64_MAX", INT64_MAX);
CHECK(nvlist_error(nvl) == 0);
CHECK((int64_t)nvlist_get_number(nvl, "nvlist/number/INT64_MAX") == INT64_MAX);
CHECK(!nvlist_exists_string(nvl, "nvlist/string/"));
nvlist_add_string(nvl, "nvlist/string/", "");
CHECK(nvlist_error(nvl) == 0);
CHECK(strcmp(nvlist_get_string(nvl, "nvlist/string/"), "") == 0);
CHECK(!nvlist_exists_string(nvl, "nvlist/string/x"));
nvlist_add_string(nvl, "nvlist/string/x", "x");
CHECK(nvlist_error(nvl) == 0);
CHECK(strcmp(nvlist_get_string(nvl, "nvlist/string/x"), "x") == 0);
CHECK(!nvlist_exists_string(nvl, "nvlist/string/abcdefghijklmnopqrstuvwxyz"));
nvlist_add_string(nvl, "nvlist/string/abcdefghijklmnopqrstuvwxyz", "abcdefghijklmnopqrstuvwxyz");
CHECK(nvlist_error(nvl) == 0);
CHECK(strcmp(nvlist_get_string(nvl, "nvlist/string/abcdefghijklmnopqrstuvwxyz"), "abcdefghijklmnopqrstuvwxyz") == 0);
CHECK(!nvlist_exists_descriptor(nvl, "nvlist/descriptor/STDERR_FILENO"));
nvlist_add_descriptor(nvl, "nvlist/descriptor/STDERR_FILENO", STDERR_FILENO);
CHECK(nvlist_error(nvl) == 0);
CHECK(fd_is_valid(nvlist_get_descriptor(nvl, "nvlist/descriptor/STDERR_FILENO")));
CHECK(!nvlist_exists_binary(nvl, "nvlist/binary/x"));
nvlist_add_binary(nvl, "nvlist/binary/x", "x", 1);
CHECK(nvlist_error(nvl) == 0);
CHECK(memcmp(nvlist_get_binary(nvl, "nvlist/binary/x", NULL), "x", 1) == 0);
CHECK(memcmp(nvlist_get_binary(nvl, "nvlist/binary/x", &size), "x", 1) == 0);
CHECK(size == 1);
CHECK(!nvlist_exists_binary(nvl, "nvlist/binary/abcdefghijklmnopqrstuvwxyz"));
nvlist_add_binary(nvl, "nvlist/binary/abcdefghijklmnopqrstuvwxyz", "abcdefghijklmnopqrstuvwxyz", sizeof("abcdefghijklmnopqrstuvwxyz"));
CHECK(nvlist_error(nvl) == 0);
CHECK(memcmp(nvlist_get_binary(nvl, "nvlist/binary/abcdefghijklmnopqrstuvwxyz", NULL), "abcdefghijklmnopqrstuvwxyz", sizeof("abcdefghijklmnopqrstuvwxyz")) == 0);
CHECK(memcmp(nvlist_get_binary(nvl, "nvlist/binary/abcdefghijklmnopqrstuvwxyz", &size), "abcdefghijklmnopqrstuvwxyz", sizeof("abcdefghijklmnopqrstuvwxyz")) == 0);
CHECK(size == sizeof("abcdefghijklmnopqrstuvwxyz"));
CHECK(!nvlist_exists_nvlist(nvl, "nvlist/nvlist"));
nvlist_add_nvlist(nvl, "nvlist/nvlist", nvl);
CHECK(nvlist_error(nvl) == 0);
cnvl = nvlist_get_nvlist(nvl, "nvlist/nvlist");
CHECK(nvlist_get_bool(cnvl, "nvlist/bool/true") == true);
CHECK(nvlist_get_bool(cnvl, "nvlist/bool/false") == false);
CHECK(nvlist_get_number(cnvl, "nvlist/number/0") == 0);
CHECK(nvlist_get_number(cnvl, "nvlist/number/1") == 1);
CHECK((int)nvlist_get_number(cnvl, "nvlist/number/-1") == -1);
CHECK(nvlist_get_number(cnvl, "nvlist/number/UINT64_MAX") == UINT64_MAX);
CHECK((int64_t)nvlist_get_number(cnvl, "nvlist/number/INT64_MIN") == INT64_MIN);
CHECK((int64_t)nvlist_get_number(cnvl, "nvlist/number/INT64_MAX") == INT64_MAX);
CHECK(strcmp(nvlist_get_string(cnvl, "nvlist/string/"), "") == 0);
CHECK(strcmp(nvlist_get_string(cnvl, "nvlist/string/x"), "x") == 0);
CHECK(strcmp(nvlist_get_string(cnvl, "nvlist/string/abcdefghijklmnopqrstuvwxyz"), "abcdefghijklmnopqrstuvwxyz") == 0);
/* TODO */
CHECK(memcmp(nvlist_get_binary(cnvl, "nvlist/binary/x", NULL), "x", 1) == 0);
CHECK(memcmp(nvlist_get_binary(cnvl, "nvlist/binary/x", &size), "x", 1) == 0);
CHECK(size == 1);
CHECK(memcmp(nvlist_get_binary(cnvl, "nvlist/binary/abcdefghijklmnopqrstuvwxyz", NULL), "abcdefghijklmnopqrstuvwxyz", sizeof("abcdefghijklmnopqrstuvwxyz")) == 0);
CHECK(memcmp(nvlist_get_binary(cnvl, "nvlist/binary/abcdefghijklmnopqrstuvwxyz", &size), "abcdefghijklmnopqrstuvwxyz", sizeof("abcdefghijklmnopqrstuvwxyz")) == 0);
CHECK(size == sizeof("abcdefghijklmnopqrstuvwxyz"));
CHECK(nvlist_get_bool(nvl, "nvlist/bool/true") == true);
CHECK(nvlist_get_bool(nvl, "nvlist/bool/false") == false);
CHECK(nvlist_get_number(nvl, "nvlist/number/0") == 0);
CHECK(nvlist_get_number(nvl, "nvlist/number/1") == 1);
CHECK((int)nvlist_get_number(nvl, "nvlist/number/-1") == -1);
CHECK(nvlist_get_number(nvl, "nvlist/number/UINT64_MAX") == UINT64_MAX);
CHECK((int64_t)nvlist_get_number(nvl, "nvlist/number/INT64_MIN") == INT64_MIN);
CHECK((int64_t)nvlist_get_number(nvl, "nvlist/number/INT64_MAX") == INT64_MAX);
CHECK(strcmp(nvlist_get_string(nvl, "nvlist/string/"), "") == 0);
CHECK(strcmp(nvlist_get_string(nvl, "nvlist/string/x"), "x") == 0);
CHECK(strcmp(nvlist_get_string(nvl, "nvlist/string/abcdefghijklmnopqrstuvwxyz"), "abcdefghijklmnopqrstuvwxyz") == 0);
CHECK(fd_is_valid(nvlist_get_descriptor(nvl, "nvlist/descriptor/STDERR_FILENO")));
CHECK(memcmp(nvlist_get_binary(nvl, "nvlist/binary/x", NULL), "x", 1) == 0);
CHECK(memcmp(nvlist_get_binary(nvl, "nvlist/binary/x", &size), "x", 1) == 0);
CHECK(size == 1);
CHECK(memcmp(nvlist_get_binary(nvl, "nvlist/binary/abcdefghijklmnopqrstuvwxyz", NULL), "abcdefghijklmnopqrstuvwxyz", sizeof("abcdefghijklmnopqrstuvwxyz")) == 0);
CHECK(memcmp(nvlist_get_binary(nvl, "nvlist/binary/abcdefghijklmnopqrstuvwxyz", &size), "abcdefghijklmnopqrstuvwxyz", sizeof("abcdefghijklmnopqrstuvwxyz")) == 0);
CHECK(size == sizeof("abcdefghijklmnopqrstuvwxyz"));
nvlist_destroy(nvl);
return (0);
}
