本文整理汇总了C++中GROUP_AT函数的典型用法代码示例。如果您正苦于以下问题:C++ GROUP_AT函数的具体用法?C++ GROUP_AT怎么用?C++ GROUP_AT使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了GROUP_AT函数的20个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: groups_sort
/* a simple Shell sort */
static void groups_sort(struct group_info *group_info)
{
int base, max, stride;
int gidsetsize = group_info->ngroups;
for (stride = 1; stride < gidsetsize; stride = 3 * stride + 1)
; /* nothing */
stride /= 3;
while (stride) {
max = gidsetsize - stride;
for (base = 0; base < max; base++) {
int left = base;
int right = left + stride;
gid_t tmp = GROUP_AT(group_info, right);
while (left >= 0 && GROUP_AT(group_info, left) > tmp) {
GROUP_AT(group_info, right) =
GROUP_AT(group_info, left);
right = left;
left -= stride;
}
GROUP_AT(group_info, right) = tmp;
}
stride /= 3;
}
}
开发者ID:maraz,项目名称:linux-2.6,代码行数:28,代码来源:sys.c
示例2: generic_match
static int
generic_match(struct auth_cred *acred, struct rpc_cred *cred, int flags)
{
struct generic_cred *gcred = container_of(cred, struct generic_cred, gc_base);
int i;
if (gcred->acred.uid != acred->uid ||
gcred->acred.gid != acred->gid ||
gcred->acred.machine_cred != acred->machine_cred)
goto out_nomatch;
/* Optimisation in the case where pointers are identical... */
if (gcred->acred.group_info == acred->group_info)
goto out_match;
/* Slow path... */
if (gcred->acred.group_info->ngroups != acred->group_info->ngroups)
goto out_nomatch;
for (i = 0; i < gcred->acred.group_info->ngroups; i++) {
if (GROUP_AT(gcred->acred.group_info, i) !=
GROUP_AT(acred->group_info, i))
goto out_nomatch;
}
out_match:
return 1;
out_nomatch:
return 0;
}
开发者ID:flwh,项目名称:Alcatel_OT_985_kernel,代码行数:28,代码来源:auth_generic.c
示例3: generic_match
static int
generic_match(struct auth_cred *acred, struct rpc_cred *cred, int flags)
{
struct generic_cred *gcred = container_of(cred, struct generic_cred, gc_base);
int i;
if (acred->machine_cred)
return machine_cred_match(acred, gcred, flags);
if (gcred->acred.uid != acred->uid ||
gcred->acred.gid != acred->gid ||
gcred->acred.machine_cred != 0)
goto out_nomatch;
if (gcred->acred.group_info == acred->group_info)
goto out_match;
if (gcred->acred.group_info->ngroups != acred->group_info->ngroups)
goto out_nomatch;
for (i = 0; i < gcred->acred.group_info->ngroups; i++) {
if (GROUP_AT(gcred->acred.group_info, i) !=
GROUP_AT(acred->group_info, i))
goto out_nomatch;
}
out_match:
return 1;
out_nomatch:
return 0;
}
开发者ID:Albinoman887,项目名称:pyramid-3.4.10,代码行数:31,代码来源:auth_generic.c
示例4: cr_groups_search
cr_groups_search(const struct group_info *group_info, gid_t grp)
#endif
{
unsigned int left, right, mid;
int cmp;
if (!group_info)
return (0);
left = 0;
right = group_info->ngroups;
while (left < right) {
mid = (left + right) / 2;
cmp = KGID_TO_SGID(grp) -
KGID_TO_SGID(GROUP_AT(group_info, mid));
if (cmp > 0)
left = mid + 1;
else if (cmp < 0)
right = mid;
else
return (1);
}
return (0);
}
开发者ID:DeHackEd,项目名称:zfs,代码行数:25,代码来源:spl-cred.c
示例5: task_state
static inline void task_state(struct seq_file *m, struct pid_namespace *ns,
struct pid *pid, struct task_struct *p)
{
struct user_namespace *user_ns = seq_user_ns(m);
struct group_info *group_info;
int g;
struct fdtable *fdt = NULL;
const struct cred *cred;
pid_t ppid, tpid;
rcu_read_lock();
ppid = pid_alive(p) ?
task_tgid_nr_ns(rcu_dereference(p->real_parent), ns) : 0;
tpid = 0;
if (pid_alive(p)) {
struct task_struct *tracer = ptrace_parent(p);
if (tracer)
tpid = task_pid_nr_ns(tracer, ns);
}
cred = get_task_cred(p);
seq_printf(m,
"State:\t%s\n"
"Tgid:\t%d\n"
"Pid:\t%d\n"
"PPid:\t%d\n"
"TracerPid:\t%d\n"
"Uid:\t%d\t%d\t%d\t%d\n"
"Gid:\t%d\t%d\t%d\t%d\n",
get_task_state(p),
task_tgid_nr_ns(p, ns),
pid_nr_ns(pid, ns),
ppid, tpid,
from_kuid_munged(user_ns, cred->uid),
from_kuid_munged(user_ns, cred->euid),
from_kuid_munged(user_ns, cred->suid),
from_kuid_munged(user_ns, cred->fsuid),
from_kgid_munged(user_ns, cred->gid),
from_kgid_munged(user_ns, cred->egid),
from_kgid_munged(user_ns, cred->sgid),
from_kgid_munged(user_ns, cred->fsgid));
task_lock(p);
if (p->files)
fdt = files_fdtable(p->files);
seq_printf(m,
"FDSize:\t%d\n"
"Groups:\t",
fdt ? fdt->max_fds : 0);
rcu_read_unlock();
group_info = cred->group_info;
task_unlock(p);
for (g = 0; g < group_info->ngroups; g++)
seq_printf(m, "%d ",
from_kgid_munged(user_ns, GROUP_AT(group_info, g)));
put_cred(cred);
seq_putc(m, '\n');
}
开发者ID:Runner85sx,项目名称:android_kernel_huawei_msm8909,代码行数:60,代码来源:array.c
示例6: unx_create_cred
static struct rpc_cred *
unx_create_cred(struct rpc_auth *auth, struct auth_cred *acred, int flags)
{
struct unx_cred *cred;
unsigned int groups = 0;
unsigned int i;
dprintk("RPC: allocating UNIX cred for uid %d gid %d\n",
acred->uid, acred->gid);
if (!(cred = kmalloc(sizeof(*cred), GFP_NOFS)))
return ERR_PTR(-ENOMEM);
rpcauth_init_cred(&cred->uc_base, acred, auth, &unix_credops);
cred->uc_base.cr_flags = 1UL << RPCAUTH_CRED_UPTODATE;
if (acred->group_info != NULL)
groups = acred->group_info->ngroups;
if (groups > NFS_NGROUPS)
groups = NFS_NGROUPS;
cred->uc_gid = acred->gid;
for (i = 0; i < groups; i++)
cred->uc_gids[i] = GROUP_AT(acred->group_info, i);
if (i < NFS_NGROUPS)
cred->uc_gids[i] = NOGROUP;
return &cred->uc_base;
}
开发者ID:3sOx,项目名称:asuswrt-merlin,代码行数:29,代码来源:auth_unix.c
示例7: gssx_dec_linux_creds
static int gssx_dec_linux_creds(struct xdr_stream *xdr,
struct svc_cred *creds)
{
u32 length;
__be32 *p;
u32 tmp;
u32 N;
int i, err;
p = xdr_inline_decode(xdr, 4);
if (unlikely(p == NULL))
return -ENOSPC;
length = be32_to_cpup(p);
if (length > (3 + NGROUPS_MAX) * sizeof(u32))
return -ENOSPC;
/* uid */
err = get_host_u32(xdr, &tmp);
if (err)
return err;
creds->cr_uid = make_kuid(&init_user_ns, tmp);
/* gid */
err = get_host_u32(xdr, &tmp);
if (err)
return err;
creds->cr_gid = make_kgid(&init_user_ns, tmp);
/* number of additional gid's */
err = get_host_u32(xdr, &tmp);
if (err)
return err;
N = tmp;
if ((3 + N) * sizeof(u32) != length)
return -EINVAL;
creds->cr_group_info = groups_alloc(N);
if (creds->cr_group_info == NULL)
return -ENOMEM;
/* gid's */
for (i = 0; i < N; i++) {
kgid_t kgid;
err = get_host_u32(xdr, &tmp);
if (err)
goto out_free_groups;
err = -EINVAL;
kgid = make_kgid(&init_user_ns, tmp);
if (!gid_valid(kgid))
goto out_free_groups;
GROUP_AT(creds->cr_group_info, i) = kgid;
}
return 0;
out_free_groups:
groups_free(creds->cr_group_info);
return err;
}
开发者ID:19Dan01,项目名称:linux,代码行数:59,代码来源:gss_rpc_xdr.c
示例8: task_state
static inline void task_state(struct seq_file *m, struct pid_namespace *ns,
struct pid *pid, struct task_struct *p)
{
struct group_info *group_info;
int g;
struct fdtable *fdt = NULL;
const struct cred *cred;
pid_t ppid, tpid, vpid;
rcu_read_lock();
ppid = pid_alive(p) ? ve_task_ppid_nr_ns(p, ns) : 0;
tpid = 0;
if (pid_alive(p)) {
struct task_struct *tracer = tracehook_tracer_task(p);
if (tracer)
tpid = task_pid_nr_ns(tracer, ns);
}
vpid = task_virtual_pid(p);
cred = get_task_cred(p);
seq_printf(m,
"State:\t%s\n"
"Tgid:\t%d\n"
"Pid:\t%d\n"
"PPid:\t%d\n"
"TracerPid:\t%d\n"
"Uid:\t%d\t%d\t%d\t%d\n"
"Gid:\t%d\t%d\t%d\t%d\n",
get_task_state(p),
task_tgid_nr_ns(p, ns),
pid_nr_ns(pid, ns),
ppid, tpid,
cred->uid, cred->euid, cred->suid, cred->fsuid,
cred->gid, cred->egid, cred->sgid, cred->fsgid);
task_utrace_proc_status(m, p);
task_lock(p);
if (p->files)
fdt = files_fdtable(p->files);
seq_printf(m,
"FDSize:\t%d\n"
"Groups:\t",
fdt ? fdt->max_fds : 0);
rcu_read_unlock();
group_info = cred->group_info;
task_unlock(p);
for (g = 0; g < min(group_info->ngroups, NGROUPS_SMALL); g++)
seq_printf(m, "%d ", GROUP_AT(group_info, g));
put_cred(cred);
seq_printf(m, "\n");
seq_printf(m, "envID:\t%d\nVPid:\t%d\n",
p->ve_task_info.owner_env->veid, vpid);
seq_printf(m, "StopState:\t%u\n", p->stopped_state);
}
开发者ID:vps2fast,项目名称:openvz-kernel,代码行数:59,代码来源:array.c
示例9: groups_search
/* a simple bsearch */
int groups_search(const struct group_info *group_info, kgid_t grp)
{
unsigned int left, right;
if (!group_info)
return 0;
left = 0;
right = group_info->ngroups;
while (left < right) {
unsigned int mid = (left+right)/2;
if (gid_gt(grp, GROUP_AT(group_info, mid)))
left = mid + 1;
else if (gid_lt(grp, GROUP_AT(group_info, mid)))
right = mid;
else
return 1;
}
return 0;
}
开发者ID:020gzh,项目名称:linux,代码行数:21,代码来源:groups.c
示例10: groups16_to_user
static int groups16_to_user(u16 __user *grouplist, struct group_info *group_info)
{
int i;
u16 group;
for (i = 0; i < group_info->ngroups; i++) {
group = (u16)GROUP_AT(group_info, i);
if (put_user(group, grouplist+i))
return -EFAULT;
}
return 0;
}
开发者ID:cilynx,项目名称:dd-wrt,代码行数:13,代码来源:sys_sparc32.c
示例11: groups16_from_user
static int groups16_from_user(struct group_info *group_info, u16 __user *grouplist)
{
int i;
u16 group;
for (i = 0; i < group_info->ngroups; i++) {
if (get_user(group, grouplist+i))
return -EFAULT;
GROUP_AT(group_info, i) = (gid_t)group;
}
return 0;
}
开发者ID:cilynx,项目名称:dd-wrt,代码行数:13,代码来源:sys_sparc32.c
示例12: task_state
static inline void task_state(struct seq_file *m, struct pid_namespace *ns,
struct pid *pid, struct task_struct *p)
{
struct group_info *group_info;
int g;
struct fdtable *fdt = NULL;
pid_t ppid, tpid;
rcu_read_lock();
ppid = pid_alive(p) ?
task_tgid_nr_ns(rcu_dereference(p->real_parent), ns) : 0;
tpid = 0;
if (pid_alive(p)) {
struct task_struct *tracer = tracehook_tracer_task(p);
if (tracer)
tpid = task_pid_nr_ns(tracer, ns);
}
seq_printf(m,
"State:\t%s\n"
"Tgid:\t%d\n"
"Pid:\t%d\n"
"PPid:\t%d\n"
"TracerPid:\t%d\n"
"Uid:\t%d\t%d\t%d\t%d\n"
"Gid:\t%d\t%d\t%d\t%d\n",
get_task_state(p),
task_tgid_nr_ns(p, ns),
pid_nr_ns(pid, ns),
ppid, tpid,
p->uid, p->euid, p->suid, p->fsuid,
p->gid, p->egid, p->sgid, p->fsgid);
task_lock(p);
if (p->files)
fdt = files_fdtable(p->files);
seq_printf(m,
"FDSize:\t%d\n"
"Groups:\t",
fdt ? fdt->max_fds : 0);
rcu_read_unlock();
group_info = p->group_info;
get_group_info(group_info);
task_unlock(p);
for (g = 0; g < min(group_info->ngroups, NGROUPS_SMALL); g++)
seq_printf(m, "%d ", GROUP_AT(group_info, g));
put_group_info(group_info);
seq_printf(m, "\n");
}
开发者ID:mikeberkelaar,项目名称:grhardened,代码行数:51,代码来源:array.c
示例13: groups16_to_user
static int groups16_to_user(old_gid_t __user *grouplist,
struct group_info *group_info)
{
int i;
old_gid_t group;
for (i = 0; i < group_info->ngroups; i++) {
group = high2lowgid(GROUP_AT(group_info, i));
if (put_user(group, grouplist+i))
return -EFAULT;
}
return 0;
}
开发者ID:274914765,项目名称:C,代码行数:14,代码来源:uid16.c
示例14: groups16_from_user
static int groups16_from_user(struct group_info *group_info,
old_gid_t __user *grouplist)
{
int i;
old_gid_t group;
for (i = 0; i < group_info->ngroups; i++) {
if (get_user(group, grouplist+i))
return -EFAULT;
GROUP_AT(group_info, i) = low2highgid(group);
}
return 0;
}
开发者ID:274914765,项目名称:C,代码行数:14,代码来源:uid16.c
示例15: groups_to_user
/* export the group_info to a user-space array */
static int groups_to_user(gid_t __user *grouplist,
const struct group_info *group_info)
{
struct user_namespace *user_ns = current_user_ns();
int i;
unsigned int count = group_info->ngroups;
for (i = 0; i < count; i++) {
gid_t gid;
gid = from_kgid_munged(user_ns, GROUP_AT(group_info, i));
if (put_user(gid, grouplist+i))
return -EFAULT;
}
return 0;
}
开发者ID:020gzh,项目名称:linux,代码行数:16,代码来源:groups.c
示例16: task_state
static inline char * task_state(struct task_struct *p, char *buffer)
{
struct group_info *group_info;
int g;
struct fdtable *fdt = NULL;
read_lock(&tasklist_lock);
buffer += sprintf(buffer,
"State:\t%s\n"
"SleepAVG:\t%lu%%\n"
"Tgid:\t%d\n"
"Pid:\t%d\n"
"PPid:\t%d\n"
"TracerPid:\t%d\n"
"Uid:\t%d\t%d\t%d\t%d\n"
"Gid:\t%d\t%d\t%d\t%d\n",
get_task_state(p),
(p->sleep_avg/1024)*100/(1020000000/1024),
p->tgid,
p->pid, pid_alive(p) ? p->group_leader->real_parent->tgid : 0,
pid_alive(p) && p->ptrace ? p->parent->pid : 0,
p->uid, p->euid, p->suid, p->fsuid,
p->gid, p->egid, p->sgid, p->fsgid);
read_unlock(&tasklist_lock);
task_lock(p);
rcu_read_lock();
if (p->files)
fdt = files_fdtable(p->files);
buffer += sprintf(buffer,
"FDSize:\t%d\n"
"Groups:\t",
fdt ? fdt->max_fds : 0);
rcu_read_unlock();
group_info = p->group_info;
get_group_info(group_info);
task_unlock(p);
for (g = 0; g < min(group_info->ngroups,NGROUPS_SMALL); g++)
buffer += sprintf(buffer, "%d ", GROUP_AT(group_info,g));
put_group_info(group_info);
buffer += sprintf(buffer, "\n");
return buffer;
}
开发者ID:liucx6312,项目名称:supermicro_ipmi_firmware,代码行数:45,代码来源:array.c
示例17: task_state
static inline void task_state(struct seq_file *m, struct pid *pid,
struct task_struct *p)
{
struct group_info *group_info;
int g;
struct fdtable *fdt = NULL;
rcu_read_lock();
seq_printf(m,
"State:\t%s\n"
"SleepAVG:\t%lu%%\n"
"Tgid:\t%d\n"
"Pid:\t%d\n"
"PPid:\t%d\n"
"TracerPid:\t%d\n"
"Uid:\t%d\t%d\t%d\t%d\n"
"Gid:\t%d\t%d\t%d\t%d\n",
get_task_state(p),
(p->sleep_avg/1024)*100/(1020000000/1024),
p->tgid, p->pid,
pid_alive(p) ? rcu_dereference(p->real_parent)->tgid : 0,
pid_alive(p) && p->ptrace ? rcu_dereference(p->parent)->pid : 0,
p->uid, p->euid, p->suid, p->fsuid,
p->gid, p->egid, p->sgid, p->fsgid);
task_lock(p);
if (p->files)
fdt = files_fdtable(p->files);
seq_printf(m,
"FDSize:\t%d\n"
"Groups:\t",
fdt ? fdt->max_fds : 0);
rcu_read_unlock();
group_info = p->group_info;
get_group_info(group_info);
task_unlock(p);
for (g = 0; g < min(group_info->ngroups, NGROUPS_SMALL); g++)
seq_printf(m, "%d ", GROUP_AT(group_info, g));
put_group_info(group_info);
seq_printf(m, "\n");
}
开发者ID:Mr-Aloof,项目名称:wl500g,代码行数:44,代码来源:array.c
示例18: unx_match
/*
* Match credentials against current process creds.
* The root_override argument takes care of cases where the caller may
* request root creds (e.g. for NFS swapping).
*/
static int
unx_match(struct auth_cred *acred, struct rpc_cred *rcred, int flags)
{
struct unx_cred *cred = container_of(rcred, struct unx_cred, uc_base);
unsigned int groups = 0;
unsigned int i;
if (cred->uc_uid != acred->uid || cred->uc_gid != acred->gid)
return 0;
if (acred->group_info != NULL)
groups = acred->group_info->ngroups;
if (groups > NFS_NGROUPS)
groups = NFS_NGROUPS;
for (i = 0; i < groups ; i++)
if (cred->uc_gids[i] != GROUP_AT(acred->group_info, i))
return 0;
return 1;
}
开发者ID:3sOx,项目名称:asuswrt-merlin,代码行数:25,代码来源:auth_unix.c
示例19: groups_search
/* a simple bsearch */
int groups_search(struct group_info *group_info, gid_t grp)
{
unsigned int left, right;
if (!group_info)
return 0;
left = 0;
right = group_info->ngroups;
while (left < right) {
unsigned int mid = (left+right)/2;
int cmp = grp - GROUP_AT(group_info, mid);
if (cmp > 0)
left = mid + 1;
else if (cmp < 0)
right = mid;
else
return 1;
}
return 0;
}
开发者ID:maraz,项目名称:linux-2.6,代码行数:22,代码来源:sys.c
示例20: groups_from_user
/* fill a group_info from a user-space array - it must be allocated already */
static int groups_from_user(struct group_info *group_info,
gid_t __user *grouplist)
{
struct user_namespace *user_ns = current_user_ns();
int i;
unsigned int count = group_info->ngroups;
for (i = 0; i < count; i++) {
gid_t gid;
kgid_t kgid;
if (get_user(gid, grouplist+i))
return -EFAULT;
kgid = make_kgid(user_ns, gid);
if (!gid_valid(kgid))
return -EINVAL;
GROUP_AT(group_info, i) = kgid;
}
return 0;
}
开发者ID:020gzh,项目名称:linux,代码行数:22,代码来源:groups.c
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