code
stringlengths 12
2.05k
| label_name
stringclasses 5
values | label
int64 0
4
|
|---|---|---|
static int nr_recvmsg(struct kiocb *iocb, struct socket *sock,
struct msghdr *msg, size_t size, int flags)
{
struct sock *sk = sock->sk;
struct sockaddr_ax25 *sax = (struct sockaddr_ax25 *)msg->msg_name;
size_t copied;
struct sk_buff *skb;
int er;
/*
* This works for seqpacket too. The receiver has ordered the queue for
* us! We do one quick check first though
*/
lock_sock(sk);
if (sk->sk_state != TCP_ESTABLISHED) {
release_sock(sk);
return -ENOTCONN;
}
/* Now we can treat all alike */
if ((skb = skb_recv_datagram(sk, flags & ~MSG_DONTWAIT, flags & MSG_DONTWAIT, &er)) == NULL) {
release_sock(sk);
return er;
}
skb_reset_transport_header(skb);
copied = skb->len;
if (copied > size) {
copied = size;
msg->msg_flags |= MSG_TRUNC;
}
er = skb_copy_datagram_iovec(skb, 0, msg->msg_iov, copied);
if (er < 0) {
skb_free_datagram(sk, skb);
release_sock(sk);
return er;
}
if (sax != NULL) {
memset(sax, 0, sizeof(*sax));
sax->sax25_family = AF_NETROM;
skb_copy_from_linear_data_offset(skb, 7, sax->sax25_call.ax25_call,
AX25_ADDR_LEN);
}
msg->msg_namelen = sizeof(*sax);
skb_free_datagram(sk, skb);
release_sock(sk);
return copied;
} | Class | 2 |
mISDN_sock_recvmsg(struct kiocb *iocb, struct socket *sock,
struct msghdr *msg, size_t len, int flags)
{
struct sk_buff *skb;
struct sock *sk = sock->sk;
struct sockaddr_mISDN *maddr;
int copied, err;
if (*debug & DEBUG_SOCKET)
printk(KERN_DEBUG "%s: len %d, flags %x ch.nr %d, proto %x\n",
__func__, (int)len, flags, _pms(sk)->ch.nr,
sk->sk_protocol);
if (flags & (MSG_OOB))
return -EOPNOTSUPP;
if (sk->sk_state == MISDN_CLOSED)
return 0;
skb = skb_recv_datagram(sk, flags, flags & MSG_DONTWAIT, &err);
if (!skb)
return err;
if (msg->msg_namelen >= sizeof(struct sockaddr_mISDN)) {
msg->msg_namelen = sizeof(struct sockaddr_mISDN);
maddr = (struct sockaddr_mISDN *)msg->msg_name;
maddr->family = AF_ISDN;
maddr->dev = _pms(sk)->dev->id;
if ((sk->sk_protocol == ISDN_P_LAPD_TE) ||
(sk->sk_protocol == ISDN_P_LAPD_NT)) {
maddr->channel = (mISDN_HEAD_ID(skb) >> 16) & 0xff;
maddr->tei = (mISDN_HEAD_ID(skb) >> 8) & 0xff;
maddr->sapi = mISDN_HEAD_ID(skb) & 0xff;
} else {
maddr->channel = _pms(sk)->ch.nr;
maddr->sapi = _pms(sk)->ch.addr & 0xFF;
maddr->tei = (_pms(sk)->ch.addr >> 8) & 0xFF;
}
} else {
if (msg->msg_namelen)
printk(KERN_WARNING "%s: too small namelen %d\n",
__func__, msg->msg_namelen);
msg->msg_namelen = 0;
}
copied = skb->len + MISDN_HEADER_LEN;
if (len < copied) {
if (flags & MSG_PEEK)
atomic_dec(&skb->users);
else
skb_queue_head(&sk->sk_receive_queue, skb);
return -ENOSPC;
}
memcpy(skb_push(skb, MISDN_HEADER_LEN), mISDN_HEAD_P(skb),
MISDN_HEADER_LEN);
err = skb_copy_datagram_iovec(skb, 0, msg->msg_iov, copied);
mISDN_sock_cmsg(sk, msg, skb);
skb_free_datagram(sk, skb);
return err ? : copied;
} | Class | 2 |
static int jpc_ppm_putparms(jpc_ms_t *ms, jpc_cstate_t *cstate, jas_stream_t *out)
{
jpc_ppm_t *ppm = &ms->parms.ppm;
/* Eliminate compiler warning about unused variables. */
cstate = 0;
if (JAS_CAST(uint, jas_stream_write(out, (char *) ppm->data, ppm->len)) != ppm->len) {
return -1;
}
return 0;
} | Class | 2 |
static void show_object(struct object *object, struct strbuf *path,
const char *last, void *data)
{
struct bitmap *base = data;
int bitmap_pos;
bitmap_pos = bitmap_position(object->oid.hash);
if (bitmap_pos < 0) {
char *name = path_name(path, last);
bitmap_pos = ext_index_add_object(object, name);
free(name);
}
bitmap_set(base, bitmap_pos);
} | Class | 2 |
static void opl3_setup_voice(int dev, int voice, int chn)
{
struct channel_info *info =
&synth_devs[dev]->chn_info[chn];
opl3_set_instr(dev, voice, info->pgm_num);
devc->voc[voice].bender = 0;
devc->voc[voice].bender_range = info->bender_range;
devc->voc[voice].volume = info->controllers[CTL_MAIN_VOLUME];
devc->voc[voice].panning = (info->controllers[CTL_PAN] * 2) - 128;
} | Class | 2 |
static int fscrypt_d_revalidate(struct dentry *dentry, unsigned int flags)
{
struct dentry *dir;
struct fscrypt_info *ci;
int dir_has_key, cached_with_key;
if (flags & LOOKUP_RCU)
return -ECHILD;
dir = dget_parent(dentry);
if (!d_inode(dir)->i_sb->s_cop->is_encrypted(d_inode(dir))) {
dput(dir);
return 0;
}
ci = d_inode(dir)->i_crypt_info;
if (ci && ci->ci_keyring_key &&
(ci->ci_keyring_key->flags & ((1 << KEY_FLAG_INVALIDATED) |
(1 << KEY_FLAG_REVOKED) |
(1 << KEY_FLAG_DEAD))))
ci = NULL;
/* this should eventually be an flag in d_flags */
spin_lock(&dentry->d_lock);
cached_with_key = dentry->d_flags & DCACHE_ENCRYPTED_WITH_KEY;
spin_unlock(&dentry->d_lock);
dir_has_key = (ci != NULL);
dput(dir);
/*
* If the dentry was cached without the key, and it is a
* negative dentry, it might be a valid name. We can't check
* if the key has since been made available due to locking
* reasons, so we fail the validation so ext4_lookup() can do
* this check.
*
* We also fail the validation if the dentry was created with
* the key present, but we no longer have the key, or vice versa.
*/
if ((!cached_with_key && d_is_negative(dentry)) ||
(!cached_with_key && dir_has_key) ||
(cached_with_key && !dir_has_key))
return 0;
return 1;
} | Base | 1 |
mrb_proc_s_new(mrb_state *mrb, mrb_value proc_class)
{
mrb_value blk;
mrb_value proc;
struct RProc *p;
/* Calling Proc.new without a block is not implemented yet */
mrb_get_args(mrb, "&!", &blk);
p = MRB_OBJ_ALLOC(mrb, MRB_TT_PROC, mrb_class_ptr(proc_class));
mrb_proc_copy(p, mrb_proc_ptr(blk));
proc = mrb_obj_value(p);
mrb_funcall_with_block(mrb, proc, MRB_SYM(initialize), 0, NULL, proc);
if (!MRB_PROC_STRICT_P(p) &&
mrb->c->ci > mrb->c->cibase && MRB_PROC_ENV(p) == mrb->c->ci[-1].u.env) {
p->flags |= MRB_PROC_ORPHAN;
}
return proc;
} | Base | 1 |
static void smp_task_done(struct sas_task *task)
{
if (!del_timer(&task->slow_task->timer))
return;
complete(&task->slow_task->completion);
} | Class | 2 |
void rose_stop_idletimer(struct sock *sk)
{
del_timer(&rose_sk(sk)->idletimer);
} | Variant | 0 |
static void ftrace_syscall_exit(void *data, struct pt_regs *regs, long ret)
{
struct trace_array *tr = data;
struct ftrace_event_file *ftrace_file;
struct syscall_trace_exit *entry;
struct syscall_metadata *sys_data;
struct ring_buffer_event *event;
struct ring_buffer *buffer;
unsigned long irq_flags;
int pc;
int syscall_nr;
syscall_nr = trace_get_syscall_nr(current, regs);
if (syscall_nr < 0)
return;
/* Here we're inside tp handler's rcu_read_lock_sched (__DO_TRACE()) */
ftrace_file = rcu_dereference_sched(tr->exit_syscall_files[syscall_nr]);
if (!ftrace_file)
return;
if (ftrace_trigger_soft_disabled(ftrace_file))
return;
sys_data = syscall_nr_to_meta(syscall_nr);
if (!sys_data)
return;
local_save_flags(irq_flags);
pc = preempt_count();
buffer = tr->trace_buffer.buffer;
event = trace_buffer_lock_reserve(buffer,
sys_data->exit_event->event.type, sizeof(*entry),
irq_flags, pc);
if (!event)
return;
entry = ring_buffer_event_data(event);
entry->nr = syscall_nr;
entry->ret = syscall_get_return_value(current, regs);
event_trigger_unlock_commit(ftrace_file, buffer, event, entry,
irq_flags, pc);
} | Base | 1 |
ikev2_t_print(netdissect_options *ndo, int tcount,
const struct isakmp_gen *ext, u_int item_len,
const u_char *ep)
{
const struct ikev2_t *p;
struct ikev2_t t;
uint16_t t_id;
const u_char *cp;
const char *idstr;
const struct attrmap *map;
size_t nmap;
const u_char *ep2;
p = (const struct ikev2_t *)ext;
ND_TCHECK(*p);
UNALIGNED_MEMCPY(&t, ext, sizeof(t));
ikev2_pay_print(ndo, NPSTR(ISAKMP_NPTYPE_T), t.h.critical);
t_id = ntohs(t.t_id);
map = NULL;
nmap = 0;
switch (t.t_type) {
case IV2_T_ENCR:
idstr = STR_OR_ID(t_id, esp_p_map);
map = encr_t_map;
nmap = sizeof(encr_t_map)/sizeof(encr_t_map[0]);
break;
case IV2_T_PRF:
idstr = STR_OR_ID(t_id, prf_p_map);
break;
case IV2_T_INTEG:
idstr = STR_OR_ID(t_id, integ_p_map);
break;
case IV2_T_DH:
idstr = STR_OR_ID(t_id, dh_p_map);
break;
case IV2_T_ESN:
idstr = STR_OR_ID(t_id, esn_p_map);
break;
default:
idstr = NULL;
break;
}
if (idstr)
ND_PRINT((ndo," #%u type=%s id=%s ", tcount,
STR_OR_ID(t.t_type, ikev2_t_type_map),
idstr));
else
ND_PRINT((ndo," #%u type=%s id=%u ", tcount,
STR_OR_ID(t.t_type, ikev2_t_type_map),
t.t_id));
cp = (const u_char *)(p + 1);
ep2 = (const u_char *)p + item_len;
while (cp < ep && cp < ep2) {
if (map && nmap) {
cp = ikev1_attrmap_print(ndo, cp, (ep < ep2) ? ep : ep2,
map, nmap);
} else
cp = ikev1_attr_print(ndo, cp, (ep < ep2) ? ep : ep2);
}
if (ep < ep2)
ND_PRINT((ndo,"..."));
return cp;
trunc:
ND_PRINT((ndo," [|%s]", NPSTR(ISAKMP_NPTYPE_T)));
return NULL;
} | Base | 1 |
int ntlm_read_message_fields(wStream* s, NTLM_MESSAGE_FIELDS* fields)
{
if (Stream_GetRemainingLength(s) < 8)
return -1;
Stream_Read_UINT16(s, fields->Len); /* Len (2 bytes) */
Stream_Read_UINT16(s, fields->MaxLen); /* MaxLen (2 bytes) */
Stream_Read_UINT32(s, fields->BufferOffset); /* BufferOffset (4 bytes) */
return 1;
} | Base | 1 |
static int parse_exports_table(long long *table_start)
{
int res;
int indexes = SQUASHFS_LOOKUP_BLOCKS(sBlk.s.inodes);
long long export_index_table[indexes];
res = read_fs_bytes(fd, sBlk.s.lookup_table_start,
SQUASHFS_LOOKUP_BLOCK_BYTES(sBlk.s.inodes), export_index_table);
if(res == FALSE) {
ERROR("parse_exports_table: failed to read export index table\n");
return FALSE;
}
SQUASHFS_INSWAP_LOOKUP_BLOCKS(export_index_table, indexes);
/*
* export_index_table[0] stores the start of the compressed export blocks.
* This by definition is also the end of the previous filesystem
* table - the fragment table.
*/
*table_start = export_index_table[0];
return TRUE;
} | Class | 2 |
SPL_METHOD(DirectoryIterator, next)
{
spl_filesystem_object *intern = (spl_filesystem_object*)zend_object_store_get_object(getThis() TSRMLS_CC);
int skip_dots = SPL_HAS_FLAG(intern->flags, SPL_FILE_DIR_SKIPDOTS);
if (zend_parse_parameters_none() == FAILURE) {
return;
}
intern->u.dir.index++;
do {
spl_filesystem_dir_read(intern TSRMLS_CC);
} while (skip_dots && spl_filesystem_is_dot(intern->u.dir.entry.d_name));
if (intern->file_name) {
efree(intern->file_name);
intern->file_name = NULL;
}
} | Base | 1 |
bool_t xdr_nullstring(XDR *xdrs, char **objp)
{
u_int size;
if (xdrs->x_op == XDR_ENCODE) {
if (*objp == NULL)
size = 0;
else
size = strlen(*objp) + 1;
}
if (! xdr_u_int(xdrs, &size)) {
return FALSE;
}
switch (xdrs->x_op) {
case XDR_DECODE:
if (size == 0) {
*objp = NULL;
return TRUE;
} else if (*objp == NULL) {
*objp = (char *) mem_alloc(size);
if (*objp == NULL) {
errno = ENOMEM;
return FALSE;
}
}
return (xdr_opaque(xdrs, *objp, size));
case XDR_ENCODE:
if (size != 0)
return (xdr_opaque(xdrs, *objp, size));
return TRUE;
case XDR_FREE:
if (*objp != NULL)
mem_free(*objp, size);
*objp = NULL;
return TRUE;
}
return FALSE;
} | Base | 1 |
int ndpi_netbios_name_interpret(char *in, size_t in_len, char *out, u_int out_len) {
u_int ret = 0, len, idx = in_len, out_idx = 0;
len = (*in++)/2;
out_len--;
out[out_idx] = 0;
if((len > out_len) || (len < 1) || ((2*len) > in_len))
return(-1);
while((len--) && (out_idx < out_len)) {
if((idx < 2) || (in[0] < 'A') || (in[0] > 'P') || (in[1] < 'A') || (in[1] > 'P')) {
out[out_idx] = 0;
break;
}
out[out_idx] = ((in[0] - 'A') << 4) + (in[1] - 'A');
in += 2, idx -= 2;
if(isprint(out[out_idx]))
out_idx++, ret++;
}
/* Trim trailing whitespace from the returned string */
if(out_idx > 0) {
out[out_idx] = 0;
out_idx--;
while((out_idx > 0) && (out[out_idx] == ' ')) {
out[out_idx] = 0;
out_idx--;
}
}
return(ret);
} | Base | 1 |
nfp_abm_u32_knode_replace(struct nfp_abm_link *alink,
struct tc_cls_u32_knode *knode,
__be16 proto, struct netlink_ext_ack *extack)
{
struct nfp_abm_u32_match *match = NULL, *iter;
unsigned int tos_off;
u8 mask, val;
int err;
if (!nfp_abm_u32_check_knode(alink->abm, knode, proto, extack))
goto err_delete;
tos_off = proto == htons(ETH_P_IP) ? 16 : 20;
/* Extract the DSCP Class Selector bits */
val = be32_to_cpu(knode->sel->keys[0].val) >> tos_off & 0xff;
mask = be32_to_cpu(knode->sel->keys[0].mask) >> tos_off & 0xff;
/* Check if there is no conflicting mapping and find match by handle */
list_for_each_entry(iter, &alink->dscp_map, list) {
u32 cmask;
if (iter->handle == knode->handle) {
match = iter;
continue;
}
cmask = iter->mask & mask;
if ((iter->val & cmask) == (val & cmask) &&
iter->band != knode->res->classid) {
NL_SET_ERR_MSG_MOD(extack, "conflict with already offloaded filter");
goto err_delete;
}
}
if (!match) {
match = kzalloc(sizeof(*match), GFP_KERNEL);
if (!match)
return -ENOMEM;
list_add(&match->list, &alink->dscp_map);
}
match->handle = knode->handle;
match->band = knode->res->classid;
match->mask = mask;
match->val = val;
err = nfp_abm_update_band_map(alink);
if (err)
goto err_delete;
return 0;
err_delete:
nfp_abm_u32_knode_delete(alink, knode);
return -EOPNOTSUPP;
} | Variant | 0 |
usm_malloc_usmStateReference(void)
{
struct usmStateReference *retval = (struct usmStateReference *)
calloc(1, sizeof(struct usmStateReference));
return retval;
} /* end usm_malloc_usmStateReference() */ | Variant | 0 |
R_API bool r_sys_mkdirp(const char *dir) {
bool ret = true;
char slash = R_SYS_DIR[0];
char *path = strdup (dir), *ptr = path;
if (!path) {
eprintf ("r_sys_mkdirp: Unable to allocate memory\n");
return false;
}
if (*ptr == slash) {
ptr++;
}
#if __WINDOWS__
{
char *p = strstr (ptr, ":\\");
if (p) {
ptr = p + 2;
}
}
#endif
for (;;) {
// find next slash
for (; *ptr; ptr++) {
if (*ptr == '/' || *ptr == '\\') {
slash = *ptr;
break;
}
}
if (!*ptr) {
break;
}
*ptr = 0;
if (!r_sys_mkdir (path) && r_sys_mkdir_failed ()) {
eprintf ("r_sys_mkdirp: fail '%s' of '%s'\n", path, dir);
free (path);
return false;
}
*ptr = slash;
ptr++;
}
if (!r_sys_mkdir (path) && r_sys_mkdir_failed ()) {
ret = false;
}
free (path);
return ret;
} | Base | 1 |
static int pfkey_recvmsg(struct kiocb *kiocb,
struct socket *sock, struct msghdr *msg, size_t len,
int flags)
{
struct sock *sk = sock->sk;
struct pfkey_sock *pfk = pfkey_sk(sk);
struct sk_buff *skb;
int copied, err;
err = -EINVAL;
if (flags & ~(MSG_PEEK|MSG_DONTWAIT|MSG_TRUNC|MSG_CMSG_COMPAT))
goto out;
msg->msg_namelen = 0;
skb = skb_recv_datagram(sk, flags, flags & MSG_DONTWAIT, &err);
if (skb == NULL)
goto out;
copied = skb->len;
if (copied > len) {
msg->msg_flags |= MSG_TRUNC;
copied = len;
}
skb_reset_transport_header(skb);
err = skb_copy_datagram_iovec(skb, 0, msg->msg_iov, copied);
if (err)
goto out_free;
sock_recv_ts_and_drops(msg, sk, skb);
err = (flags & MSG_TRUNC) ? skb->len : copied;
if (pfk->dump.dump != NULL &&
3 * atomic_read(&sk->sk_rmem_alloc) <= sk->sk_rcvbuf)
pfkey_do_dump(pfk);
out_free:
skb_free_datagram(sk, skb);
out:
return err;
} | Class | 2 |
static int swevent_hlist_get_cpu(struct perf_event *event, int cpu)
{
struct swevent_htable *swhash = &per_cpu(swevent_htable, cpu);
int err = 0;
mutex_lock(&swhash->hlist_mutex);
if (!swevent_hlist_deref(swhash) && cpu_online(cpu)) {
struct swevent_hlist *hlist;
hlist = kzalloc(sizeof(*hlist), GFP_KERNEL);
if (!hlist) {
err = -ENOMEM;
goto exit;
}
rcu_assign_pointer(swhash->swevent_hlist, hlist);
}
swhash->hlist_refcount++;
exit:
mutex_unlock(&swhash->hlist_mutex);
return err;
} | Class | 2 |
int button_open(Button *b) {
char *p, name[256];
int r;
assert(b);
b->fd = safe_close(b->fd);
p = strjoina("/dev/input/", b->name);
b->fd = open(p, O_RDWR|O_CLOEXEC|O_NOCTTY|O_NONBLOCK);
if (b->fd < 0)
return log_warning_errno(errno, "Failed to open %s: %m", p);
r = button_suitable(b);
if (r < 0)
return log_warning_errno(r, "Failed to determine whether input device is relevant to us: %m");
if (r == 0)
return log_debug_errno(SYNTHETIC_ERRNO(EADDRNOTAVAIL),
"Device %s does not expose keys or switches relevant to us, ignoring.",
p);
if (ioctl(b->fd, EVIOCGNAME(sizeof(name)), name) < 0) {
r = log_error_errno(errno, "Failed to get input name: %m");
goto fail;
}
(void) button_set_mask(b);
r = sd_event_add_io(b->manager->event, &b->io_event_source, b->fd, EPOLLIN, button_dispatch, b);
if (r < 0) {
log_error_errno(r, "Failed to add button event: %m");
goto fail;
}
log_info("Watching system buttons on /dev/input/%s (%s)", b->name, name);
return 0;
fail:
b->fd = safe_close(b->fd);
return r;
} | Variant | 0 |
void gdImageCopyMerge (gdImagePtr dst, gdImagePtr src, int dstX, int dstY, int srcX, int srcY, int w, int h, int pct)
{
int c, dc;
int x, y;
int tox, toy;
int ncR, ncG, ncB;
toy = dstY;
for (y = srcY; y < (srcY + h); y++) {
tox = dstX;
for (x = srcX; x < (srcX + w); x++) {
int nc;
c = gdImageGetPixel(src, x, y);
/* Added 7/24/95: support transparent copies */
if (gdImageGetTransparent(src) == c) {
tox++;
continue;
}
/* If it's the same image, mapping is trivial */
if (dst == src) {
nc = c;
} else {
dc = gdImageGetPixel(dst, tox, toy);
ncR = (int)(gdImageRed (src, c) * (pct / 100.0) + gdImageRed (dst, dc) * ((100 - pct) / 100.0));
ncG = (int)(gdImageGreen (src, c) * (pct / 100.0) + gdImageGreen (dst, dc) * ((100 - pct) / 100.0));
ncB = (int)(gdImageBlue (src, c) * (pct / 100.0) + gdImageBlue (dst, dc) * ((100 - pct) / 100.0));
/* Find a reasonable color */
nc = gdImageColorResolve (dst, ncR, ncG, ncB);
}
gdImageSetPixel (dst, tox, toy, nc);
tox++;
}
toy++;
}
} | Base | 1 |
int init_aliases(void)
{
FILE *fp;
char alias[MAXALIASLEN + 1U];
char dir[PATH_MAX + 1U];
if ((fp = fopen(ALIASES_FILE, "r")) == NULL) {
return 0;
}
while (fgets(alias, sizeof alias, fp) != NULL) {
if (*alias == '#' || *alias == '\n' || *alias == 0) {
continue;
}
{
char * const z = alias + strlen(alias) - 1U;
if (*z != '\n') {
goto bad;
}
*z = 0;
}
do {
if (fgets(dir, sizeof dir, fp) == NULL || *dir == 0) {
goto bad;
}
{
char * const z = dir + strlen(dir) - 1U;
if (*z == '\n') {
*z = 0;
}
}
} while (*dir == '#' || *dir == 0);
if (head == NULL) {
if ((head = tail = malloc(sizeof *head)) == NULL ||
(tail->alias = strdup(alias)) == NULL ||
(tail->dir = strdup(dir)) == NULL) {
die_mem();
}
tail->next = NULL;
} else {
DirAlias *curr;
if ((curr = malloc(sizeof *curr)) == NULL ||
(curr->alias = strdup(alias)) == NULL ||
(curr->dir = strdup(dir)) == NULL) {
die_mem();
}
tail->next = curr;
tail = curr;
}
}
fclose(fp);
aliases_up++;
return 0;
bad:
fclose(fp);
logfile(LOG_ERR, MSG_ALIASES_BROKEN_FILE " [" ALIASES_FILE "]");
return -1;
} | Base | 1 |
BGD_DECLARE(void) gdImageWebpEx (gdImagePtr im, FILE * outFile, int quality)
{
gdIOCtx *out = gdNewFileCtx(outFile);
if (out == NULL) {
return;
}
gdImageWebpCtx(im, out, quality);
out->gd_free(out);
} | Variant | 0 |
void ptrace_triggered(struct perf_event *bp, int nmi,
struct perf_sample_data *data, struct pt_regs *regs)
{
struct perf_event_attr attr;
/*
* Disable the breakpoint request here since ptrace has defined a
* one-shot behaviour for breakpoint exceptions in PPC64.
* The SIGTRAP signal is generated automatically for us in do_dabr().
* We don't have to do anything about that here
*/
attr = bp->attr;
attr.disabled = true;
modify_user_hw_breakpoint(bp, &attr);
} | Class | 2 |
int bnxt_re_create_srq(struct ib_srq *ib_srq,
struct ib_srq_init_attr *srq_init_attr,
struct ib_udata *udata)
{
struct ib_pd *ib_pd = ib_srq->pd;
struct bnxt_re_pd *pd = container_of(ib_pd, struct bnxt_re_pd, ib_pd);
struct bnxt_re_dev *rdev = pd->rdev;
struct bnxt_qplib_dev_attr *dev_attr = &rdev->dev_attr;
struct bnxt_re_srq *srq =
container_of(ib_srq, struct bnxt_re_srq, ib_srq);
struct bnxt_qplib_nq *nq = NULL;
int rc, entries;
if (srq_init_attr->attr.max_wr >= dev_attr->max_srq_wqes) {
dev_err(rdev_to_dev(rdev), "Create CQ failed - max exceeded");
rc = -EINVAL;
goto exit;
}
if (srq_init_attr->srq_type != IB_SRQT_BASIC) {
rc = -EOPNOTSUPP;
goto exit;
}
srq->rdev = rdev;
srq->qplib_srq.pd = &pd->qplib_pd;
srq->qplib_srq.dpi = &rdev->dpi_privileged;
/* Allocate 1 more than what's provided so posting max doesn't
* mean empty
*/
entries = roundup_pow_of_two(srq_init_attr->attr.max_wr + 1);
if (entries > dev_attr->max_srq_wqes + 1)
entries = dev_attr->max_srq_wqes + 1;
srq->qplib_srq.max_wqe = entries;
srq->qplib_srq.max_sge = srq_init_attr->attr.max_sge;
srq->qplib_srq.threshold = srq_init_attr->attr.srq_limit;
srq->srq_limit = srq_init_attr->attr.srq_limit;
srq->qplib_srq.eventq_hw_ring_id = rdev->nq[0].ring_id;
nq = &rdev->nq[0];
if (udata) {
rc = bnxt_re_init_user_srq(rdev, pd, srq, udata);
if (rc)
goto fail;
}
rc = bnxt_qplib_create_srq(&rdev->qplib_res, &srq->qplib_srq);
if (rc) {
dev_err(rdev_to_dev(rdev), "Create HW SRQ failed!");
goto fail;
}
if (udata) {
struct bnxt_re_srq_resp resp;
resp.srqid = srq->qplib_srq.id;
rc = ib_copy_to_udata(udata, &resp, sizeof(resp));
if (rc) {
dev_err(rdev_to_dev(rdev), "SRQ copy to udata failed!");
bnxt_qplib_destroy_srq(&rdev->qplib_res,
&srq->qplib_srq);
goto exit;
}
}
if (nq)
nq->budget++;
atomic_inc(&rdev->srq_count);
return 0;
fail:
ib_umem_release(srq->umem);
exit:
return rc;
} | Variant | 0 |
static void fwnet_receive_broadcast(struct fw_iso_context *context,
u32 cycle, size_t header_length, void *header, void *data)
{
struct fwnet_device *dev;
struct fw_iso_packet packet;
__be16 *hdr_ptr;
__be32 *buf_ptr;
int retval;
u32 length;
u16 source_node_id;
u32 specifier_id;
u32 ver;
unsigned long offset;
unsigned long flags;
dev = data;
hdr_ptr = header;
length = be16_to_cpup(hdr_ptr);
spin_lock_irqsave(&dev->lock, flags);
offset = dev->rcv_buffer_size * dev->broadcast_rcv_next_ptr;
buf_ptr = dev->broadcast_rcv_buffer_ptrs[dev->broadcast_rcv_next_ptr++];
if (dev->broadcast_rcv_next_ptr == dev->num_broadcast_rcv_ptrs)
dev->broadcast_rcv_next_ptr = 0;
spin_unlock_irqrestore(&dev->lock, flags);
specifier_id = (be32_to_cpu(buf_ptr[0]) & 0xffff) << 8
| (be32_to_cpu(buf_ptr[1]) & 0xff000000) >> 24;
ver = be32_to_cpu(buf_ptr[1]) & 0xffffff;
source_node_id = be32_to_cpu(buf_ptr[0]) >> 16;
if (specifier_id == IANA_SPECIFIER_ID &&
(ver == RFC2734_SW_VERSION
#if IS_ENABLED(CONFIG_IPV6)
|| ver == RFC3146_SW_VERSION
#endif
)) {
buf_ptr += 2;
length -= IEEE1394_GASP_HDR_SIZE;
fwnet_incoming_packet(dev, buf_ptr, length, source_node_id,
context->card->generation, true);
}
packet.payload_length = dev->rcv_buffer_size;
packet.interrupt = 1;
packet.skip = 0;
packet.tag = 3;
packet.sy = 0;
packet.header_length = IEEE1394_GASP_HDR_SIZE;
spin_lock_irqsave(&dev->lock, flags);
retval = fw_iso_context_queue(dev->broadcast_rcv_context, &packet,
&dev->broadcast_rcv_buffer, offset);
spin_unlock_irqrestore(&dev->lock, flags);
if (retval >= 0)
fw_iso_context_queue_flush(dev->broadcast_rcv_context);
else
dev_err(&dev->netdev->dev, "requeue failed\n");
} | Class | 2 |
_public_ int sd_bus_enqeue_for_read(sd_bus *bus, sd_bus_message *m) {
int r;
assert_return(bus, -EINVAL);
assert_return(bus = bus_resolve(bus), -ENOPKG);
assert_return(m, -EINVAL);
assert_return(m->sealed, -EINVAL);
assert_return(!bus_pid_changed(bus), -ECHILD);
if (!BUS_IS_OPEN(bus->state))
return -ENOTCONN;
/* Re-enqeue a message for reading. This is primarily useful for PolicyKit-style authentication,
* where we want accept a message, then determine we need to interactively authenticate the user, and
* when we have that process the message again. */
r = bus_rqueue_make_room(bus);
if (r < 0)
return r;
bus->rqueue[bus->rqueue_size++] = bus_message_ref_queued(m, bus);
return 0;
} | Variant | 0 |
pci_lintr_route(struct pci_vdev *dev)
{
struct businfo *bi;
struct intxinfo *ii;
if (dev->lintr.pin == 0)
return;
bi = pci_businfo[dev->bus];
assert(bi != NULL);
ii = &bi->slotinfo[dev->slot].si_intpins[dev->lintr.pin - 1];
/*
* Attempt to allocate an I/O APIC pin for this intpin if one
* is not yet assigned.
*/
if (ii->ii_ioapic_irq == 0)
ii->ii_ioapic_irq = ioapic_pci_alloc_irq(dev);
assert(ii->ii_ioapic_irq > 0);
/*
* Attempt to allocate a PIRQ pin for this intpin if one is
* not yet assigned.
*/
if (ii->ii_pirq_pin == 0)
ii->ii_pirq_pin = pirq_alloc_pin(dev);
assert(ii->ii_pirq_pin > 0);
dev->lintr.ioapic_irq = ii->ii_ioapic_irq;
dev->lintr.pirq_pin = ii->ii_pirq_pin;
pci_set_cfgdata8(dev, PCIR_INTLINE, pirq_irq(ii->ii_pirq_pin));
} | Base | 1 |
static void ptrace_triggered(struct perf_event *bp, int nmi,
struct perf_sample_data *data,
struct pt_regs *regs)
{
int i;
struct thread_struct *thread = &(current->thread);
/*
* Store in the virtual DR6 register the fact that the breakpoint
* was hit so the thread's debugger will see it.
*/
for (i = 0; i < HBP_NUM; i++) {
if (thread->ptrace_bps[i] == bp)
break;
}
thread->debugreg6 |= (DR_TRAP0 << i);
} | Class | 2 |
static VALUE cState_space_before_set(VALUE self, VALUE space_before)
{
unsigned long len;
GET_STATE(self);
Check_Type(space_before, T_STRING);
len = RSTRING_LEN(space_before);
if (len == 0) {
if (state->space_before) {
ruby_xfree(state->space_before);
state->space_before = NULL;
state->space_before_len = 0;
}
} else {
if (state->space_before) ruby_xfree(state->space_before);
state->space_before = strdup(RSTRING_PTR(space_before));
state->space_before_len = len;
}
return Qnil;
} | Class | 2 |
static void vapic_exit(struct kvm_vcpu *vcpu)
{
struct kvm_lapic *apic = vcpu->arch.apic;
int idx;
if (!apic || !apic->vapic_addr)
return;
idx = srcu_read_lock(&vcpu->kvm->srcu);
kvm_release_page_dirty(apic->vapic_page);
mark_page_dirty(vcpu->kvm, apic->vapic_addr >> PAGE_SHIFT);
srcu_read_unlock(&vcpu->kvm->srcu, idx);
} | Class | 2 |
int do_fpu_inst(unsigned short inst, struct pt_regs *regs)
{
struct task_struct *tsk = current;
struct sh_fpu_soft_struct *fpu = &(tsk->thread.xstate->softfpu);
perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, 0, regs, 0);
if (!(task_thread_info(tsk)->status & TS_USEDFPU)) {
/* initialize once. */
fpu_init(fpu);
task_thread_info(tsk)->status |= TS_USEDFPU;
}
return fpu_emulate(inst, fpu, regs);
} | Class | 2 |
void rose_start_t1timer(struct sock *sk)
{
struct rose_sock *rose = rose_sk(sk);
del_timer(&rose->timer);
rose->timer.function = rose_timer_expiry;
rose->timer.expires = jiffies + rose->t1;
add_timer(&rose->timer);
} | Variant | 0 |
static bool checkCurl() {
const char nul[] = R_SYS_DEVNULL;
if (r_sys_cmdf ("curl --version > %s", nul) != 0) {
return false;
}
return true;
} | Base | 1 |
ast_for_arg(struct compiling *c, const node *n)
{
identifier name;
expr_ty annotation = NULL;
node *ch;
arg_ty ret;
assert(TYPE(n) == tfpdef || TYPE(n) == vfpdef);
ch = CHILD(n, 0);
name = NEW_IDENTIFIER(ch);
if (!name)
return NULL;
if (forbidden_name(c, name, ch, 0))
return NULL;
if (NCH(n) == 3 && TYPE(CHILD(n, 1)) == COLON) {
annotation = ast_for_expr(c, CHILD(n, 2));
if (!annotation)
return NULL;
}
ret = arg(name, annotation, LINENO(n), n->n_col_offset,
n->n_end_lineno, n->n_end_col_offset, c->c_arena);
if (!ret)
return NULL;
return ret;
} | Base | 1 |
char *cJSON_PrintUnformatted( cJSON *item )
{
return print_value( item, 0, 0 );
} | Base | 1 |
void lpc546xxEthEventHandler(NetInterface *interface)
{
error_t error;
//Packet received?
if((ENET->DMA_CH[0].DMA_CHX_STAT & ENET_DMA_CH_DMA_CHX_STAT_RI_MASK) != 0)
{
//Clear interrupt flag
ENET->DMA_CH[0].DMA_CHX_STAT = ENET_DMA_CH_DMA_CHX_STAT_RI_MASK;
//Process all pending packets
do
{
//Read incoming packet
error = lpc546xxEthReceivePacket(interface);
//No more data in the receive buffer?
} while(error != ERROR_BUFFER_EMPTY);
}
//Re-enable DMA interrupts
ENET->DMA_CH[0].DMA_CHX_INT_EN = ENET_DMA_CH_DMA_CHX_INT_EN_NIE_MASK |
ENET_DMA_CH_DMA_CHX_INT_EN_RIE_MASK | ENET_DMA_CH_DMA_CHX_INT_EN_TIE_MASK;
} | Class | 2 |
linkaddr_string(netdissect_options *ndo, const u_char *ep,
const unsigned int type, const unsigned int len)
{
register u_int i;
register char *cp;
register struct enamemem *tp;
if (len == 0)
return ("<empty>");
if (type == LINKADDR_ETHER && len == ETHER_ADDR_LEN)
return (etheraddr_string(ndo, ep));
if (type == LINKADDR_FRELAY)
return (q922_string(ndo, ep, len));
tp = lookup_bytestring(ndo, ep, len);
if (tp->e_name)
return (tp->e_name);
tp->e_name = cp = (char *)malloc(len*3);
if (tp->e_name == NULL)
(*ndo->ndo_error)(ndo, "linkaddr_string: malloc");
*cp++ = hex[*ep >> 4];
*cp++ = hex[*ep++ & 0xf];
for (i = len-1; i > 0 ; --i) {
*cp++ = ':';
*cp++ = hex[*ep >> 4];
*cp++ = hex[*ep++ & 0xf];
}
*cp = '\0';
return (tp->e_name);
} | Base | 1 |
static int raw_cmd_copyout(int cmd, void __user *param,
struct floppy_raw_cmd *ptr)
{
int ret;
while (ptr) {
ret = copy_to_user(param, ptr, sizeof(*ptr));
if (ret)
return -EFAULT;
param += sizeof(struct floppy_raw_cmd);
if ((ptr->flags & FD_RAW_READ) && ptr->buffer_length) {
if (ptr->length >= 0 &&
ptr->length <= ptr->buffer_length) {
long length = ptr->buffer_length - ptr->length;
ret = fd_copyout(ptr->data, ptr->kernel_data,
length);
if (ret)
return ret;
}
}
ptr = ptr->next;
}
return 0;
} | Class | 2 |
static inline int ldsem_cmpxchg(long *old, long new, struct ld_semaphore *sem)
{
long tmp = *old;
*old = atomic_long_cmpxchg(&sem->count, *old, new);
return *old == tmp;
} | Class | 2 |
int x86_decode_emulated_instruction(struct kvm_vcpu *vcpu, int emulation_type,
void *insn, int insn_len)
{
int r = EMULATION_OK;
struct x86_emulate_ctxt *ctxt = vcpu->arch.emulate_ctxt;
init_emulate_ctxt(vcpu);
/*
* We will reenter on the same instruction since we do not set
* complete_userspace_io. This does not handle watchpoints yet,
* those would be handled in the emulate_ops.
*/
if (!(emulation_type & EMULTYPE_SKIP) &&
kvm_vcpu_check_breakpoint(vcpu, &r))
return r;
r = x86_decode_insn(ctxt, insn, insn_len, emulation_type);
trace_kvm_emulate_insn_start(vcpu);
++vcpu->stat.insn_emulation;
return r;
} | Base | 1 |
static int read_public_key(RSA *rsa)
{
int r;
sc_path_t path;
sc_file_t *file;
u8 buf[2048], *p = buf;
size_t bufsize, keysize;
r = select_app_df();
if (r)
return 1;
sc_format_path("I1012", &path);
r = sc_select_file(card, &path, &file);
if (r) {
fprintf(stderr, "Unable to select public key file: %s\n", sc_strerror(r));
return 2;
}
bufsize = file->size;
sc_file_free(file);
r = sc_read_binary(card, 0, buf, bufsize, 0);
if (r < 0) {
fprintf(stderr, "Unable to read public key file: %s\n", sc_strerror(r));
return 2;
}
bufsize = r;
do {
if (bufsize < 4)
return 3;
keysize = (p[0] << 8) | p[1];
if (keysize == 0)
break;
if (keysize < 3)
return 3;
if (p[2] == opt_key_num)
break;
p += keysize;
bufsize -= keysize;
} while (1);
if (keysize == 0) {
printf("Key number %d not found.\n", opt_key_num);
return 2;
}
return parse_public_key(p, keysize, rsa);
} | Class | 2 |
int main_configure(char *arg1, char *arg2) {
int cmdline_status;
cmdline_status=options_cmdline(arg1, arg2);
if(cmdline_status) /* cannot proceed */
return cmdline_status;
options_apply();
str_canary_init(); /* needs prng initialization from options_cmdline */
/* log_open(SINK_SYSLOG) must be called before change_root()
* to be able to access /dev/log socket */
log_open(SINK_SYSLOG);
if(bind_ports())
return 1;
#ifdef HAVE_CHROOT
/* change_root() must be called before drop_privileges()
* since chroot() needs root privileges */
if(change_root())
return 1;
#endif /* HAVE_CHROOT */
if(drop_privileges(1))
return 1;
/* log_open(SINK_OUTFILE) must be called after drop_privileges()
* or logfile rotation won't be possible */
if(log_open(SINK_OUTFILE))
return 1;
#ifndef USE_FORK
num_clients=0; /* the first valid config */
#endif
/* log_flush(LOG_MODE_CONFIGURED) must be called before daemonize()
* since daemonize() invalidates stderr */
log_flush(LOG_MODE_CONFIGURED);
return 0;
} | Base | 1 |
process_plane(uint8 * in, int width, int height, uint8 * out, int size)
{
UNUSED(size);
int indexw;
int indexh;
int code;
int collen;
int replen;
int color;
int x;
int revcode;
uint8 * last_line;
uint8 * this_line;
uint8 * org_in;
uint8 * org_out;
org_in = in;
org_out = out;
last_line = 0;
indexh = 0;
while (indexh < height)
{
out = (org_out + width * height * 4) - ((indexh + 1) * width * 4);
color = 0;
this_line = out;
indexw = 0;
if (last_line == 0)
{
while (indexw < width)
{
code = CVAL(in);
replen = code & 0xf;
collen = (code >> 4) & 0xf;
revcode = (replen << 4) | collen;
if ((revcode <= 47) && (revcode >= 16))
{
replen = revcode;
collen = 0;
}
while (collen > 0)
{
color = CVAL(in);
*out = color;
out += 4;
indexw++;
collen--;
}
while (replen > 0)
{
*out = color;
out += 4;
indexw++;
replen--;
}
}
}
else
{
while (indexw < width)
{
code = CVAL(in);
replen = code & 0xf;
collen = (code >> 4) & 0xf;
revcode = (replen << 4) | collen;
if ((revcode <= 47) && (revcode >= 16))
{
replen = revcode;
collen = 0;
}
while (collen > 0)
{
x = CVAL(in);
if (x & 1)
{
x = x >> 1;
x = x + 1;
color = -x;
}
else
{
x = x >> 1;
color = x;
}
x = last_line[indexw * 4] + color;
*out = x;
out += 4;
indexw++;
collen--;
}
while (replen > 0)
{
x = last_line[indexw * 4] + color;
*out = x;
out += 4;
indexw++;
replen--;
}
}
}
indexh++;
last_line = this_line;
}
return (int) (in - org_in);
} | Base | 1 |
void ocall_malloc(size_t size, uint8_t **ret) {
*ret = static_cast<uint8_t *>(malloc(size));
} | Base | 1 |
static int set_evtchn_to_irq(evtchn_port_t evtchn, unsigned int irq)
{
unsigned row;
unsigned col;
if (evtchn >= xen_evtchn_max_channels())
return -EINVAL;
row = EVTCHN_ROW(evtchn);
col = EVTCHN_COL(evtchn);
if (evtchn_to_irq[row] == NULL) {
/* Unallocated irq entries return -1 anyway */
if (irq == -1)
return 0;
evtchn_to_irq[row] = (int *)get_zeroed_page(GFP_KERNEL);
if (evtchn_to_irq[row] == NULL)
return -ENOMEM;
clear_evtchn_to_irq_row(row);
}
evtchn_to_irq[row][col] = irq;
return 0;
} | Base | 1 |
int yr_object_array_set_item(
YR_OBJECT* object,
YR_OBJECT* item,
int index)
{
YR_OBJECT_ARRAY* array;
int i;
int count;
assert(index >= 0);
assert(object->type == OBJECT_TYPE_ARRAY);
array = object_as_array(object);
if (array->items == NULL)
{
count = yr_max(64, (index + 1) * 2);
array->items = (YR_ARRAY_ITEMS*) yr_malloc(
sizeof(YR_ARRAY_ITEMS) + count * sizeof(YR_OBJECT*));
if (array->items == NULL)
return ERROR_INSUFFICIENT_MEMORY;
memset(array->items->objects, 0, count * sizeof(YR_OBJECT*));
array->items->count = count;
}
else if (index >= array->items->count)
{
count = array->items->count * 2;
array->items = (YR_ARRAY_ITEMS*) yr_realloc(
array->items,
sizeof(YR_ARRAY_ITEMS) + count * sizeof(YR_OBJECT*));
if (array->items == NULL)
return ERROR_INSUFFICIENT_MEMORY;
for (i = array->items->count; i < count; i++)
array->items->objects[i] = NULL;
array->items->count = count;
}
item->parent = object;
array->items->objects[index] = item;
return ERROR_SUCCESS;
} | Class | 2 |
static Jsi_RC jsi_ArrayFlatSub(Jsi_Interp *interp, Jsi_Obj* nobj, Jsi_Value *arr, int depth) {
int i, n = 0, len = jsi_SizeOfArray(interp, arr->d.obj);
if (len <= 0) return JSI_OK;
Jsi_RC rc = JSI_OK;
int clen = jsi_SizeOfArray(interp, nobj);
for (i = 0; i < len && rc == JSI_OK; i++) {
Jsi_Value *t = Jsi_ValueArrayIndex(interp, arr, i);
if (t && depth>0 && Jsi_ValueIsArray(interp, t))
rc = jsi_ArrayFlatSub(interp, nobj, t , depth-1);
else if (!Jsi_ValueIsUndef(interp, t))
Jsi_ObjArrayAdd(interp, nobj, t);
if ((++n + clen)>interp->maxArrayList)
return Jsi_LogError("array size exceeded");
}
return rc;
} | Base | 1 |
pim_print(netdissect_options *ndo,
register const u_char *bp, register u_int len, const u_char *bp2)
{
register const u_char *ep;
register const struct pim *pim = (const struct pim *)bp;
ep = (const u_char *)ndo->ndo_snapend;
if (bp >= ep)
return;
#ifdef notyet /* currently we see only version and type */
ND_TCHECK(pim->pim_rsv);
#endif
switch (PIM_VER(pim->pim_typever)) {
case 2:
if (!ndo->ndo_vflag) {
ND_PRINT((ndo, "PIMv%u, %s, length %u",
PIM_VER(pim->pim_typever),
tok2str(pimv2_type_values,"Unknown Type",PIM_TYPE(pim->pim_typever)),
len));
return;
} else {
ND_PRINT((ndo, "PIMv%u, length %u\n\t%s",
PIM_VER(pim->pim_typever),
len,
tok2str(pimv2_type_values,"Unknown Type",PIM_TYPE(pim->pim_typever))));
pimv2_print(ndo, bp, len, bp2);
}
break;
default:
ND_PRINT((ndo, "PIMv%u, length %u",
PIM_VER(pim->pim_typever),
len));
break;
}
return;
} | Base | 1 |
encodeJsonStructure(const void *src, const UA_DataType *type, CtxJson *ctx) {
/* Check the recursion limit */
if(ctx->depth > UA_JSON_ENCODING_MAX_RECURSION)
return UA_STATUSCODE_BADENCODINGERROR;
ctx->depth++;
status ret = writeJsonObjStart(ctx);
uintptr_t ptr = (uintptr_t) src;
u8 membersSize = type->membersSize;
const UA_DataType * typelists[2] = {UA_TYPES, &type[-type->typeIndex]};
for(size_t i = 0; i < membersSize && ret == UA_STATUSCODE_GOOD; ++i) {
const UA_DataTypeMember *m = &type->members[i];
const UA_DataType *mt = &typelists[!m->namespaceZero][m->memberTypeIndex];
if(m->memberName != NULL && *m->memberName != 0)
ret |= writeJsonKey(ctx, m->memberName);
if(!m->isArray) {
ptr += m->padding;
size_t memSize = mt->memSize;
ret |= encodeJsonJumpTable[mt->typeKind]((const void*) ptr, mt, ctx);
ptr += memSize;
} else {
ptr += m->padding;
const size_t length = *((const size_t*) ptr);
ptr += sizeof (size_t);
ret |= encodeJsonArray(ctx, *(void * const *)ptr, length, mt);
ptr += sizeof (void*);
}
}
ret |= writeJsonObjEnd(ctx);
ctx->depth--;
return ret;
} | Base | 1 |
static unsigned char *read_chunk(struct mschm_decompressor_p *self,
struct mschmd_header *chm,
struct mspack_file *fh,
unsigned int chunk_num)
{
struct mspack_system *sys = self->system;
unsigned char *buf;
/* check arguments - most are already checked by chmd_fast_find */
if (chunk_num > chm->num_chunks) return NULL;
/* ensure chunk cache is available */
if (!chm->chunk_cache) {
size_t size = sizeof(unsigned char *) * chm->num_chunks;
if (!(chm->chunk_cache = (unsigned char **) sys->alloc(sys, size))) {
self->error = MSPACK_ERR_NOMEMORY;
return NULL;
}
memset(chm->chunk_cache, 0, size);
}
/* try to answer out of chunk cache */
if (chm->chunk_cache[chunk_num]) return chm->chunk_cache[chunk_num];
/* need to read chunk - allocate memory for it */
if (!(buf = (unsigned char *) sys->alloc(sys, chm->chunk_size))) {
self->error = MSPACK_ERR_NOMEMORY;
return NULL;
}
/* seek to block and read it */
if (sys->seek(fh, (off_t) (chm->dir_offset + (chunk_num * chm->chunk_size)),
MSPACK_SYS_SEEK_START))
{
self->error = MSPACK_ERR_SEEK;
sys->free(buf);
return NULL;
}
if (sys->read(fh, buf, (int)chm->chunk_size) != (int)chm->chunk_size) {
self->error = MSPACK_ERR_READ;
sys->free(buf);
return NULL;
}
/* check the signature. Is is PMGL or PMGI? */
if (!((buf[0] == 0x50) && (buf[1] == 0x4D) && (buf[2] == 0x47) &&
((buf[3] == 0x4C) || (buf[3] == 0x49))))
{
self->error = MSPACK_ERR_SEEK;
sys->free(buf);
return NULL;
}
/* all OK. Store chunk in cache and return it */
return chm->chunk_cache[chunk_num] = buf;
} | Class | 2 |
static int rawv6_recvmsg(struct kiocb *iocb, struct sock *sk,
struct msghdr *msg, size_t len,
int noblock, int flags, int *addr_len)
{
struct ipv6_pinfo *np = inet6_sk(sk);
struct sockaddr_in6 *sin6 = (struct sockaddr_in6 *)msg->msg_name;
struct sk_buff *skb;
size_t copied;
int err;
if (flags & MSG_OOB)
return -EOPNOTSUPP;
if (addr_len)
*addr_len=sizeof(*sin6);
if (flags & MSG_ERRQUEUE)
return ipv6_recv_error(sk, msg, len);
if (np->rxpmtu && np->rxopt.bits.rxpmtu)
return ipv6_recv_rxpmtu(sk, msg, len);
skb = skb_recv_datagram(sk, flags, noblock, &err);
if (!skb)
goto out;
copied = skb->len;
if (copied > len) {
copied = len;
msg->msg_flags |= MSG_TRUNC;
}
if (skb_csum_unnecessary(skb)) {
err = skb_copy_datagram_iovec(skb, 0, msg->msg_iov, copied);
} else if (msg->msg_flags&MSG_TRUNC) {
if (__skb_checksum_complete(skb))
goto csum_copy_err;
err = skb_copy_datagram_iovec(skb, 0, msg->msg_iov, copied);
} else {
err = skb_copy_and_csum_datagram_iovec(skb, 0, msg->msg_iov);
if (err == -EINVAL)
goto csum_copy_err;
}
if (err)
goto out_free;
/* Copy the address. */
if (sin6) {
sin6->sin6_family = AF_INET6;
sin6->sin6_port = 0;
sin6->sin6_addr = ipv6_hdr(skb)->saddr;
sin6->sin6_flowinfo = 0;
sin6->sin6_scope_id = ipv6_iface_scope_id(&sin6->sin6_addr,
IP6CB(skb)->iif);
}
sock_recv_ts_and_drops(msg, sk, skb);
if (np->rxopt.all)
ip6_datagram_recv_ctl(sk, msg, skb);
err = copied;
if (flags & MSG_TRUNC)
err = skb->len;
out_free:
skb_free_datagram(sk, skb);
out:
return err;
csum_copy_err:
skb_kill_datagram(sk, skb, flags);
/* Error for blocking case is chosen to masquerade
as some normal condition.
*/
err = (flags&MSG_DONTWAIT) ? -EAGAIN : -EHOSTUNREACH;
goto out;
} | Class | 2 |
static char *r_socket_http_answer (RSocket *s, int *code, int *rlen) {
r_return_val_if_fail (s, NULL);
const char *p;
int ret, len = 0, bufsz = 32768, delta = 0;
char *dn, *buf = calloc (1, bufsz + 32); // XXX: use r_buffer here
if (!buf) {
return NULL;
}
char *res = NULL;
int olen = __socket_slurp (s, (ut8*)buf, bufsz);
if ((dn = (char*)r_str_casestr (buf, "\n\n"))) {
delta += 2;
} else if ((dn = (char*)r_str_casestr (buf, "\r\n\r\n"))) {
delta += 4;
} else {
goto fail;
}
olen -= delta;
*dn = 0; // chop headers
/* Parse Len */
p = r_str_casestr (buf, "Content-Length: ");
if (p) {
len = atoi (p + 16);
} else {
len = olen - (dn - buf);
}
if (len > 0) {
if (len > olen) {
res = malloc (len + 2);
memcpy (res, dn + delta, olen);
do {
ret = r_socket_read_block (s, (ut8*) res + olen, len - olen);
if (ret < 1) {
break;
}
olen += ret;
} while (olen < len);
res[len] = 0;
} else {
res = malloc (len + 1);
if (res) {
memcpy (res, dn + delta, len);
res[len] = 0;
}
}
} else {
res = NULL;
}
fail:
free (buf);
// is 's' free'd? isn't this going to cause a double free?
r_socket_close (s);
if (rlen) {
*rlen = len;
}
return res;
} | Base | 1 |
cdf_read_sector(const cdf_info_t *info, void *buf, size_t offs, size_t len,
const cdf_header_t *h, cdf_secid_t id)
{
assert((size_t)CDF_SEC_SIZE(h) == len);
return cdf_read(info, (off_t)CDF_SEC_POS(h, id),
((char *)buf) + offs, len);
} | Class | 2 |
int inet6_sk_rebuild_header(struct sock *sk)
{
struct ipv6_pinfo *np = inet6_sk(sk);
struct dst_entry *dst;
dst = __sk_dst_check(sk, np->dst_cookie);
if (!dst) {
struct inet_sock *inet = inet_sk(sk);
struct in6_addr *final_p, final;
struct flowi6 fl6;
memset(&fl6, 0, sizeof(fl6));
fl6.flowi6_proto = sk->sk_protocol;
fl6.daddr = sk->sk_v6_daddr;
fl6.saddr = np->saddr;
fl6.flowlabel = np->flow_label;
fl6.flowi6_oif = sk->sk_bound_dev_if;
fl6.flowi6_mark = sk->sk_mark;
fl6.fl6_dport = inet->inet_dport;
fl6.fl6_sport = inet->inet_sport;
security_sk_classify_flow(sk, flowi6_to_flowi(&fl6));
final_p = fl6_update_dst(&fl6, np->opt, &final);
dst = ip6_dst_lookup_flow(sk, &fl6, final_p);
if (IS_ERR(dst)) {
sk->sk_route_caps = 0;
sk->sk_err_soft = -PTR_ERR(dst);
return PTR_ERR(dst);
}
__ip6_dst_store(sk, dst, NULL, NULL);
}
return 0;
} | Variant | 0 |
s32 vvc_parse_picture_header(GF_BitStream *bs, VVCState *vvc, VVCSliceInfo *si)
{
u32 pps_id;
si->irap_or_gdr_pic = gf_bs_read_int_log(bs, 1, "irap_or_gdr_pic");
si->non_ref_pic = gf_bs_read_int_log(bs, 1, "non_ref_pic");
if (si->irap_or_gdr_pic)
si->gdr_pic = gf_bs_read_int_log(bs, 1, "gdr_pic");
if ((si->inter_slice_allowed_flag = gf_bs_read_int_log(bs, 1, "inter_slice_allowed_flag")))
si->intra_slice_allowed_flag = gf_bs_read_int_log(bs, 1, "intra_slice_allowed_flag");
pps_id = gf_bs_read_ue_log(bs, "pps_id");
if (pps_id >= 64)
return -1;
si->pps = &vvc->pps[pps_id];
si->sps = &vvc->sps[si->pps->sps_id];
si->poc_lsb = gf_bs_read_int_log(bs, si->sps->log2_max_poc_lsb, "poc_lsb");
si->recovery_point_valid = 0;
si->gdr_recovery_count = 0;
if (si->gdr_pic) {
si->recovery_point_valid = 1;
si->gdr_recovery_count = gf_bs_read_ue_log(bs, "gdr_recovery_count");
}
gf_bs_read_int_log(bs, si->sps->ph_num_extra_bits, "ph_extra_bits");
if (si->sps->poc_msb_cycle_flag) {
if ( (si->poc_msb_cycle_present_flag = gf_bs_read_int_log(bs, 1, "poc_msb_cycle_present_flag"))) {
si->poc_msb_cycle = gf_bs_read_int_log(bs, si->sps->poc_msb_cycle_len, "poc_msb_cycle");
}
}
return 0;
} | Base | 1 |
static void keyring_describe(const struct key *keyring, struct seq_file *m)
{
if (keyring->description)
seq_puts(m, keyring->description);
else
seq_puts(m, "[anon]");
if (key_is_instantiated(keyring)) {
if (keyring->keys.nr_leaves_on_tree != 0)
seq_printf(m, ": %lu", keyring->keys.nr_leaves_on_tree);
else
seq_puts(m, ": empty");
}
} | Class | 2 |
int main(int argc, const char *argv[])
{
struct group *grent;
const char *cmd;
const char *path;
int i;
struct passwd *pw;
grent = getgrnam(ABUILD_GROUP);
if (grent == NULL)
errx(1, "%s: Group not found", ABUILD_GROUP);
char *name = NULL;
pw = getpwuid(getuid());
if (pw)
name = pw->pw_name;
if (!is_in_group(grent->gr_gid)) {
errx(1, "User %s is not a member of group %s\n",
name ? name : "(unknown)", ABUILD_GROUP);
}
if (name == NULL)
warnx("Could not find username for uid %d\n", getuid());
setenv("USER", name ?: "", 1);
cmd = strrchr(argv[0], '/');
if (cmd)
cmd++;
else
cmd = argv[0];
cmd = strchr(cmd, '-');
if (cmd == NULL)
errx(1, "Calling command has no '-'");
cmd++;
path = get_command_path(cmd);
if (path == NULL)
errx(1, "%s: Not a valid subcommand", cmd);
/* we dont allow --allow-untrusted option */
for (i = 1; i < argc; i++)
if (strcmp(argv[i], "--allow-untrusted") == 0)
errx(1, "%s: not allowed option", "--allow-untrusted");
argv[0] = path;
/* set our uid to root so bbsuid --install works */
setuid(0);
/* set our gid to root so apk commit hooks run with the same gid as for "sudo apk add ..." */
setgid(0);
execv(path, (char * const*)argv);
perror(path);
return 1;
} | Class | 2 |
static inline int xsave_state_booting(struct xsave_struct *fx, u64 mask)
{
u32 lmask = mask;
u32 hmask = mask >> 32;
int err = 0;
WARN_ON(system_state != SYSTEM_BOOTING);
if (boot_cpu_has(X86_FEATURE_XSAVES))
asm volatile("1:"XSAVES"\n\t"
"2:\n\t"
: : "D" (fx), "m" (*fx), "a" (lmask), "d" (hmask)
: "memory");
else
asm volatile("1:"XSAVE"\n\t"
"2:\n\t"
: : "D" (fx), "m" (*fx), "a" (lmask), "d" (hmask)
: "memory");
asm volatile(xstate_fault
: "0" (0)
: "memory");
return err;
} | Class | 2 |
ast2obj_excepthandler(void* _o)
{
excepthandler_ty o = (excepthandler_ty)_o;
PyObject *result = NULL, *value = NULL;
if (!o) {
Py_INCREF(Py_None);
return Py_None;
}
switch (o->kind) {
case ExceptHandler_kind:
result = PyType_GenericNew(ExceptHandler_type, NULL, NULL);
if (!result) goto failed;
value = ast2obj_expr(o->v.ExceptHandler.type);
if (!value) goto failed;
if (_PyObject_SetAttrId(result, &PyId_type, value) == -1)
goto failed;
Py_DECREF(value);
value = ast2obj_identifier(o->v.ExceptHandler.name);
if (!value) goto failed;
if (_PyObject_SetAttrId(result, &PyId_name, value) == -1)
goto failed;
Py_DECREF(value);
value = ast2obj_list(o->v.ExceptHandler.body, ast2obj_stmt);
if (!value) goto failed;
if (_PyObject_SetAttrId(result, &PyId_body, value) == -1)
goto failed;
Py_DECREF(value);
break;
}
value = ast2obj_int(o->lineno);
if (!value) goto failed;
if (_PyObject_SetAttrId(result, &PyId_lineno, value) < 0)
goto failed;
Py_DECREF(value);
value = ast2obj_int(o->col_offset);
if (!value) goto failed;
if (_PyObject_SetAttrId(result, &PyId_col_offset, value) < 0)
goto failed;
Py_DECREF(value);
return result;
failed:
Py_XDECREF(value);
Py_XDECREF(result);
return NULL;
} | Base | 1 |
static int snd_timer_start_slave(struct snd_timer_instance *timeri)
{
unsigned long flags;
spin_lock_irqsave(&slave_active_lock, flags);
timeri->flags |= SNDRV_TIMER_IFLG_RUNNING;
if (timeri->master)
list_add_tail(&timeri->active_list,
&timeri->master->slave_active_head);
spin_unlock_irqrestore(&slave_active_lock, flags);
return 1; /* delayed start */
} | Class | 2 |
GF_Err text_box_size(GF_Box *s)
{
GF_TextSampleEntryBox *ptr = (GF_TextSampleEntryBox*)s;
/*base + this + string length*/
s->size += 51 + 1;
if (ptr->textName)
s->size += strlen(ptr->textName);
return GF_OK;
} | Base | 1 |
RList *r_bin_ne_get_symbols(r_bin_ne_obj_t *bin) {
RBinSymbol *sym;
ut16 off = bin->ne_header->ResidNamTable + bin->header_offset;
RList *symbols = r_list_newf (free);
if (!symbols) {
return NULL;
}
RList *entries = r_bin_ne_get_entrypoints (bin);
bool resident = true, first = true;
while (true) {
ut8 sz = r_buf_read8_at (bin->buf, off);
if (!sz) {
first = true;
if (resident) {
resident = false;
off = bin->ne_header->OffStartNonResTab;
sz = r_buf_read8_at (bin->buf, off);
if (!sz) {
break;
}
} else {
break;
}
}
char *name = malloc ((ut64)sz + 1);
if (!name) {
break;
}
off++;
r_buf_read_at (bin->buf, off, (ut8 *)name, sz);
name[sz] = '\0';
off += sz;
sym = R_NEW0 (RBinSymbol);
if (!sym) {
break;
}
sym->name = name;
if (!first) {
sym->bind = R_BIN_BIND_GLOBAL_STR;
}
ut16 entry_off = r_buf_read_le16_at (bin->buf, off);
off += 2;
RBinAddr *entry = r_list_get_n (entries, entry_off);
if (entry) {
sym->paddr = entry->paddr;
} else {
sym->paddr = -1;
}
sym->ordinal = entry_off;
r_list_append (symbols, sym);
first = false;
}
RListIter *it;
RBinAddr *en;
int i = 1;
r_list_foreach (entries, it, en) {
if (!r_list_find (symbols, &en->paddr, __find_symbol_by_paddr)) {
sym = R_NEW0 (RBinSymbol);
if (!sym) {
break;
}
sym->name = r_str_newf ("entry%d", i - 1);
sym->paddr = en->paddr;
sym->bind = R_BIN_BIND_GLOBAL_STR;
sym->ordinal = i;
r_list_append (symbols, sym);
}
i++;
}
bin->symbols = symbols;
return symbols;
} | Base | 1 |
uint32_t *GetPayload(size_t handle, uint32_t *lastpayload, uint32_t index)
{
mp4object *mp4 = (mp4object *)handle;
if (mp4 == NULL) return NULL;
uint32_t *MP4buffer = NULL;
if (index < mp4->indexcount && mp4->mediafp)
{
MP4buffer = (uint32_t *)realloc((void *)lastpayload, mp4->metasizes[index]);
if (MP4buffer)
{
LONGSEEK(mp4->mediafp, mp4->metaoffsets[index], SEEK_SET);
fread(MP4buffer, 1, mp4->metasizes[index], mp4->mediafp);
return MP4buffer;
}
}
return NULL;
} | Base | 1 |
static int netlbl_cipsov4_add_common(struct genl_info *info,
struct cipso_v4_doi *doi_def)
{
struct nlattr *nla;
int nla_rem;
u32 iter = 0;
doi_def->doi = nla_get_u32(info->attrs[NLBL_CIPSOV4_A_DOI]);
if (nla_validate_nested(info->attrs[NLBL_CIPSOV4_A_TAGLST],
NLBL_CIPSOV4_A_MAX,
netlbl_cipsov4_genl_policy) != 0)
return -EINVAL;
nla_for_each_nested(nla, info->attrs[NLBL_CIPSOV4_A_TAGLST], nla_rem)
if (nla->nla_type == NLBL_CIPSOV4_A_TAG) {
if (iter > CIPSO_V4_TAG_MAXCNT)
return -EINVAL;
doi_def->tags[iter++] = nla_get_u8(nla);
}
if (iter < CIPSO_V4_TAG_MAXCNT)
doi_def->tags[iter] = CIPSO_V4_TAG_INVALID;
return 0;
} | Class | 2 |
void trustedGenerateSEK(int *errStatus, char *errString,
uint8_t *encrypted_sek, uint32_t *enc_len, char *sek_hex) {
CALL_ONCE
LOG_INFO(__FUNCTION__);
INIT_ERROR_STATE
CHECK_STATE(encrypted_sek);
CHECK_STATE(sek_hex);
RANDOM_CHAR_BUF(SEK_raw, SGX_AESGCM_KEY_SIZE);
carray2Hex((uint8_t*) SEK_raw, SGX_AESGCM_KEY_SIZE, sek_hex);
memcpy(AES_key, SEK_raw, SGX_AESGCM_KEY_SIZE);
derive_DH_Key();
sealHexSEK(errStatus, errString, encrypted_sek, enc_len, sek_hex);
if (*errStatus != 0) {
LOG_ERROR("sealHexSEK failed");
goto clean;
}
SET_SUCCESS
clean:
LOG_INFO(__FUNCTION__ );
LOG_INFO("SGX call completed");
} | Base | 1 |
ast2obj_slice(void* _o)
{
slice_ty o = (slice_ty)_o;
PyObject *result = NULL, *value = NULL;
if (!o) {
Py_INCREF(Py_None);
return Py_None;
}
switch (o->kind) {
case Slice_kind:
result = PyType_GenericNew(Slice_type, NULL, NULL);
if (!result) goto failed;
value = ast2obj_expr(o->v.Slice.lower);
if (!value) goto failed;
if (_PyObject_SetAttrId(result, &PyId_lower, value) == -1)
goto failed;
Py_DECREF(value);
value = ast2obj_expr(o->v.Slice.upper);
if (!value) goto failed;
if (_PyObject_SetAttrId(result, &PyId_upper, value) == -1)
goto failed;
Py_DECREF(value);
value = ast2obj_expr(o->v.Slice.step);
if (!value) goto failed;
if (_PyObject_SetAttrId(result, &PyId_step, value) == -1)
goto failed;
Py_DECREF(value);
break;
case ExtSlice_kind:
result = PyType_GenericNew(ExtSlice_type, NULL, NULL);
if (!result) goto failed;
value = ast2obj_list(o->v.ExtSlice.dims, ast2obj_slice);
if (!value) goto failed;
if (_PyObject_SetAttrId(result, &PyId_dims, value) == -1)
goto failed;
Py_DECREF(value);
break;
case Index_kind:
result = PyType_GenericNew(Index_type, NULL, NULL);
if (!result) goto failed;
value = ast2obj_expr(o->v.Index.value);
if (!value) goto failed;
if (_PyObject_SetAttrId(result, &PyId_value, value) == -1)
goto failed;
Py_DECREF(value);
break;
}
return result;
failed:
Py_XDECREF(value);
Py_XDECREF(result);
return NULL;
} | Base | 1 |
static int print_media_desc(const pjmedia_sdp_media *m, char *buf, pj_size_t len)
{
char *p = buf;
char *end = buf+len;
unsigned i;
int printed;
/* check length for the "m=" line. */
if (len < (pj_size_t)m->desc.media.slen+m->desc.transport.slen+12+24) {
return -1;
}
*p++ = 'm'; /* m= */
*p++ = '=';
pj_memcpy(p, m->desc.media.ptr, m->desc.media.slen);
p += m->desc.media.slen;
*p++ = ' ';
printed = pj_utoa(m->desc.port, p);
p += printed;
if (m->desc.port_count > 1) {
*p++ = '/';
printed = pj_utoa(m->desc.port_count, p);
p += printed;
}
*p++ = ' ';
pj_memcpy(p, m->desc.transport.ptr, m->desc.transport.slen);
p += m->desc.transport.slen;
for (i=0; i<m->desc.fmt_count; ++i) {
*p++ = ' ';
pj_memcpy(p, m->desc.fmt[i].ptr, m->desc.fmt[i].slen);
p += m->desc.fmt[i].slen;
}
*p++ = '\r';
*p++ = '\n';
/* print connection info, if present. */
if (m->conn) {
printed = print_connection_info(m->conn, p, (int)(end-p));
if (printed < 0) {
return -1;
}
p += printed;
}
/* print optional bandwidth info. */
for (i=0; i<m->bandw_count; ++i) {
printed = (int)print_bandw(m->bandw[i], p, end-p);
if (printed < 0) {
return -1;
}
p += printed;
}
/* print attributes. */
for (i=0; i<m->attr_count; ++i) {
printed = (int)print_attr(m->attr[i], p, end-p);
if (printed < 0) {
return -1;
}
p += printed;
}
return (int)(p-buf);
} | Variant | 0 |
R_API int r_socket_read(RSocket *s, unsigned char *buf, int len) {
if (!s) {
return -1;
}
#if HAVE_LIB_SSL
if (s->is_ssl) {
if (s->bio) {
return BIO_read (s->bio, buf, len);
}
return SSL_read (s->sfd, buf, len);
}
#endif
#if __WINDOWS__
rep:
{
int ret = recv (s->fd, (void *)buf, len, 0);
if (ret == -1) {
goto rep;
}
return ret;
}
#else
// int r = read (s->fd, buf, len);
int r = recv (s->fd, buf, len, 0);
D { eprintf ("READ "); int i; for (i = 0; i<len; i++) { eprintf ("%02x ", buf[i]); } eprintf ("\n"); }
return r;
#endif
} | Base | 1 |
ignore_error_for_testing(char_u *error)
{
if (ignore_error_list.ga_itemsize == 0)
ga_init2(&ignore_error_list, sizeof(char_u *), 1);
if (STRCMP("RESET", error) == 0)
ga_clear_strings(&ignore_error_list);
else
ga_add_string(&ignore_error_list, error);
} | Variant | 0 |
static int misaligned_store(struct pt_regs *regs,
__u32 opcode,
int displacement_not_indexed,
int width_shift)
{
/* Return -1 for a fault, 0 for OK */
int error;
int srcreg;
__u64 address;
error = generate_and_check_address(regs, opcode,
displacement_not_indexed, width_shift, &address);
if (error < 0) {
return error;
}
perf_sw_event(PERF_COUNT_SW_ALIGNMENT_FAULTS, 1, 0, regs, address);
srcreg = (opcode >> 4) & 0x3f;
if (user_mode(regs)) {
__u64 buffer;
if (!access_ok(VERIFY_WRITE, (unsigned long) address, 1UL<<width_shift)) {
return -1;
}
switch (width_shift) {
case 1:
*(__u16 *) &buffer = (__u16) regs->regs[srcreg];
break;
case 2:
*(__u32 *) &buffer = (__u32) regs->regs[srcreg];
break;
case 3:
buffer = regs->regs[srcreg];
break;
default:
printk("Unexpected width_shift %d in misaligned_store, PC=%08lx\n",
width_shift, (unsigned long) regs->pc);
break;
}
if (__copy_user((void *)(int)address, &buffer, (1 << width_shift)) > 0) {
return -1; /* fault */
}
} else {
/* kernel mode - we can take short cuts since if we fault, it's a genuine bug */
__u64 val = regs->regs[srcreg];
switch (width_shift) {
case 1:
misaligned_kernel_word_store(address, val);
break;
case 2:
asm ("stlo.l %1, 0, %0" : : "r" (val), "r" (address));
asm ("sthi.l %1, 3, %0" : : "r" (val), "r" (address));
break;
case 3:
asm ("stlo.q %1, 0, %0" : : "r" (val), "r" (address));
asm ("sthi.q %1, 7, %0" : : "r" (val), "r" (address));
break;
default:
printk("Unexpected width_shift %d in misaligned_store, PC=%08lx\n",
width_shift, (unsigned long) regs->pc);
break;
}
}
return 0;
} | Class | 2 |
void lpc546xxEthInitDmaDesc(NetInterface *interface)
{
uint_t i;
//Initialize TX DMA descriptor list
for(i = 0; i < LPC546XX_ETH_TX_BUFFER_COUNT; i++)
{
//The descriptor is initially owned by the application
txDmaDesc[i].tdes0 = 0;
txDmaDesc[i].tdes1 = 0;
txDmaDesc[i].tdes2 = 0;
txDmaDesc[i].tdes3 = 0;
}
//Initialize TX descriptor index
txIndex = 0;
//Initialize RX DMA descriptor list
for(i = 0; i < LPC546XX_ETH_RX_BUFFER_COUNT; i++)
{
//The descriptor is initially owned by the DMA
rxDmaDesc[i].rdes0 = (uint32_t) rxBuffer[i];
rxDmaDesc[i].rdes1 = 0;
rxDmaDesc[i].rdes2 = 0;
rxDmaDesc[i].rdes3 = ENET_RDES3_OWN | ENET_RDES3_IOC | ENET_RDES3_BUF1V;
}
//Initialize RX descriptor index
rxIndex = 0;
//Start location of the TX descriptor list
ENET->DMA_CH[0].DMA_CHX_TXDESC_LIST_ADDR = (uint32_t) &txDmaDesc[0];
//Length of the transmit descriptor ring
ENET->DMA_CH[0].DMA_CHX_TXDESC_RING_LENGTH = LPC546XX_ETH_TX_BUFFER_COUNT - 1;
//Start location of the RX descriptor list
ENET->DMA_CH[0].DMA_CHX_RXDESC_LIST_ADDR = (uint32_t) &rxDmaDesc[0];
//Length of the receive descriptor ring
ENET->DMA_CH[0].DMA_CHX_RXDESC_RING_LENGTH = LPC546XX_ETH_RX_BUFFER_COUNT - 1;
} | Class | 2 |
MOBI_RET mobi_parse_huff(MOBIHuffCdic *huffcdic, const MOBIPdbRecord *record) {
MOBIBuffer *buf = mobi_buffer_init_null(record->data, record->size);
if (buf == NULL) {
debug_print("%s\n", "Memory allocation failed");
return MOBI_MALLOC_FAILED;
}
char huff_magic[5];
mobi_buffer_getstring(huff_magic, buf, 4);
const size_t header_length = mobi_buffer_get32(buf);
if (strncmp(huff_magic, HUFF_MAGIC, 4) != 0 || header_length < HUFF_HEADER_LEN) {
debug_print("HUFF wrong magic: %s\n", huff_magic);
mobi_buffer_free_null(buf);
return MOBI_DATA_CORRUPT;
}
const size_t data1_offset = mobi_buffer_get32(buf);
const size_t data2_offset = mobi_buffer_get32(buf);
/* skip little-endian table offsets */
mobi_buffer_setpos(buf, data1_offset);
if (buf->offset + (256 * 4) > buf->maxlen) {
debug_print("%s", "HUFF data1 too short\n");
mobi_buffer_free_null(buf);
return MOBI_DATA_CORRUPT;
}
/* read 256 indices from data1 big-endian */
for (int i = 0; i < 256; i++) {
huffcdic->table1[i] = mobi_buffer_get32(buf);
}
mobi_buffer_setpos(buf, data2_offset);
if (buf->offset + (64 * 4) > buf->maxlen) {
debug_print("%s", "HUFF data2 too short\n");
mobi_buffer_free_null(buf);
return MOBI_DATA_CORRUPT;
}
/* read 32 mincode-maxcode pairs from data2 big-endian */
huffcdic->mincode_table[0] = 0;
huffcdic->maxcode_table[0] = 0xFFFFFFFF;
for (int i = 1; i < 33; i++) {
const uint32_t mincode = mobi_buffer_get32(buf);
const uint32_t maxcode = mobi_buffer_get32(buf);
huffcdic->mincode_table[i] = mincode << (32 - i);
huffcdic->maxcode_table[i] = ((maxcode + 1) << (32 - i)) - 1;
}
mobi_buffer_free_null(buf);
return MOBI_SUCCESS;
} | Class | 2 |
int main()
{
gdImagePtr im;
char *buffer;
size_t size;
size = read_test_file(&buffer, "heap_overflow.tga");
im = gdImageCreateFromTgaPtr(size, (void *) buffer);
gdTestAssert(im == NULL);
free(buffer);
return gdNumFailures();
} | Base | 1 |
enum ImapAuthRes imap_auth_login(struct ImapData *idata, const char *method)
{
char q_user[SHORT_STRING], q_pass[SHORT_STRING];
char buf[STRING];
int rc;
if (mutt_bit_isset(idata->capabilities, LOGINDISABLED))
{
mutt_message(_("LOGIN disabled on this server."));
return IMAP_AUTH_UNAVAIL;
}
if (mutt_account_getuser(&idata->conn->account) < 0)
return IMAP_AUTH_FAILURE;
if (mutt_account_getpass(&idata->conn->account) < 0)
return IMAP_AUTH_FAILURE;
mutt_message(_("Logging in..."));
imap_quote_string(q_user, sizeof(q_user), idata->conn->account.user);
imap_quote_string(q_pass, sizeof(q_pass), idata->conn->account.pass);
/* don't print the password unless we're at the ungodly debugging level
* of 5 or higher */
if (DebugLevel < IMAP_LOG_PASS)
mutt_debug(2, "Sending LOGIN command for %s...\n", idata->conn->account.user);
snprintf(buf, sizeof(buf), "LOGIN %s %s", q_user, q_pass);
rc = imap_exec(idata, buf, IMAP_CMD_FAIL_OK | IMAP_CMD_PASS);
if (!rc)
{
mutt_clear_error(); /* clear "Logging in...". fixes #3524 */
return IMAP_AUTH_SUCCESS;
}
mutt_error(_("Login failed."));
return IMAP_AUTH_FAILURE;
} | Base | 1 |
static void edge_bulk_in_callback(struct urb *urb)
{
struct edgeport_port *edge_port = urb->context;
struct device *dev = &edge_port->port->dev;
unsigned char *data = urb->transfer_buffer;
int retval = 0;
int port_number;
int status = urb->status;
switch (status) {
case 0:
/* success */
break;
case -ECONNRESET:
case -ENOENT:
case -ESHUTDOWN:
/* this urb is terminated, clean up */
dev_dbg(&urb->dev->dev, "%s - urb shutting down with status: %d\n", __func__, status);
return;
default:
dev_err(&urb->dev->dev, "%s - nonzero read bulk status received: %d\n", __func__, status);
}
if (status == -EPIPE)
goto exit;
if (status) {
dev_err(&urb->dev->dev, "%s - stopping read!\n", __func__);
return;
}
port_number = edge_port->port->port_number;
if (edge_port->lsr_event) {
edge_port->lsr_event = 0;
dev_dbg(dev, "%s ===== Port %u LSR Status = %02x, Data = %02x ======\n",
__func__, port_number, edge_port->lsr_mask, *data);
handle_new_lsr(edge_port, 1, edge_port->lsr_mask, *data);
/* Adjust buffer length/pointer */
--urb->actual_length;
++data;
}
if (urb->actual_length) {
usb_serial_debug_data(dev, __func__, urb->actual_length, data);
if (edge_port->close_pending)
dev_dbg(dev, "%s - close pending, dropping data on the floor\n",
__func__);
else
edge_tty_recv(edge_port->port, data,
urb->actual_length);
edge_port->port->icount.rx += urb->actual_length;
}
exit:
/* continue read unless stopped */
spin_lock(&edge_port->ep_lock);
if (edge_port->ep_read_urb_state == EDGE_READ_URB_RUNNING)
retval = usb_submit_urb(urb, GFP_ATOMIC);
else if (edge_port->ep_read_urb_state == EDGE_READ_URB_STOPPING)
edge_port->ep_read_urb_state = EDGE_READ_URB_STOPPED;
spin_unlock(&edge_port->ep_lock);
if (retval)
dev_err(dev, "%s - usb_submit_urb failed with result %d\n", __func__, retval);
} | Base | 1 |
ast_for_suite(struct compiling *c, const node *n)
{
/* suite: simple_stmt | NEWLINE INDENT stmt+ DEDENT */
asdl_seq *seq;
stmt_ty s;
int i, total, num, end, pos = 0;
node *ch;
REQ(n, suite);
total = num_stmts(n);
seq = _Py_asdl_seq_new(total, c->c_arena);
if (!seq)
return NULL;
if (TYPE(CHILD(n, 0)) == simple_stmt) {
n = CHILD(n, 0);
/* simple_stmt always ends with a NEWLINE,
and may have a trailing SEMI
*/
end = NCH(n) - 1;
if (TYPE(CHILD(n, end - 1)) == SEMI)
end--;
/* loop by 2 to skip semi-colons */
for (i = 0; i < end; i += 2) {
ch = CHILD(n, i);
s = ast_for_stmt(c, ch);
if (!s)
return NULL;
asdl_seq_SET(seq, pos++, s);
}
}
else {
for (i = 2; i < (NCH(n) - 1); i++) {
ch = CHILD(n, i);
REQ(ch, stmt);
num = num_stmts(ch);
if (num == 1) {
/* small_stmt or compound_stmt with only one child */
s = ast_for_stmt(c, ch);
if (!s)
return NULL;
asdl_seq_SET(seq, pos++, s);
}
else {
int j;
ch = CHILD(ch, 0);
REQ(ch, simple_stmt);
for (j = 0; j < NCH(ch); j += 2) {
/* statement terminates with a semi-colon ';' */
if (NCH(CHILD(ch, j)) == 0) {
assert((j + 1) == NCH(ch));
break;
}
s = ast_for_stmt(c, CHILD(ch, j));
if (!s)
return NULL;
asdl_seq_SET(seq, pos++, s);
}
}
}
}
assert(pos == seq->size);
return seq;
} | Base | 1 |
static int mount_entry_on_absolute_rootfs(struct mntent *mntent,
const struct lxc_rootfs *rootfs,
const char *lxc_name)
{
char *aux;
char path[MAXPATHLEN];
int r, ret = 0, offset;
const char *lxcpath;
lxcpath = lxc_global_config_value("lxc.lxcpath");
if (!lxcpath) {
ERROR("Out of memory");
return -1;
}
/* if rootfs->path is a blockdev path, allow container fstab to
* use $lxcpath/CN/rootfs as the target prefix */
r = snprintf(path, MAXPATHLEN, "%s/%s/rootfs", lxcpath, lxc_name);
if (r < 0 || r >= MAXPATHLEN)
goto skipvarlib;
aux = strstr(mntent->mnt_dir, path);
if (aux) {
offset = strlen(path);
goto skipabs;
}
skipvarlib:
aux = strstr(mntent->mnt_dir, rootfs->path);
if (!aux) {
WARN("ignoring mount point '%s'", mntent->mnt_dir);
return ret;
}
offset = strlen(rootfs->path);
skipabs:
r = snprintf(path, MAXPATHLEN, "%s/%s", rootfs->mount,
aux + offset);
if (r < 0 || r >= MAXPATHLEN) {
WARN("pathnme too long for '%s'", mntent->mnt_dir);
return -1;
}
return mount_entry_on_generic(mntent, path);
} | Base | 1 |
static int pfkey_recvmsg(struct kiocb *kiocb,
struct socket *sock, struct msghdr *msg, size_t len,
int flags)
{
struct sock *sk = sock->sk;
struct pfkey_sock *pfk = pfkey_sk(sk);
struct sk_buff *skb;
int copied, err;
err = -EINVAL;
if (flags & ~(MSG_PEEK|MSG_DONTWAIT|MSG_TRUNC|MSG_CMSG_COMPAT))
goto out;
msg->msg_namelen = 0;
skb = skb_recv_datagram(sk, flags, flags & MSG_DONTWAIT, &err);
if (skb == NULL)
goto out;
copied = skb->len;
if (copied > len) {
msg->msg_flags |= MSG_TRUNC;
copied = len;
}
skb_reset_transport_header(skb);
err = skb_copy_datagram_iovec(skb, 0, msg->msg_iov, copied);
if (err)
goto out_free;
sock_recv_ts_and_drops(msg, sk, skb);
err = (flags & MSG_TRUNC) ? skb->len : copied;
if (pfk->dump.dump != NULL &&
3 * atomic_read(&sk->sk_rmem_alloc) <= sk->sk_rcvbuf)
pfkey_do_dump(pfk);
out_free:
skb_free_datagram(sk, skb);
out:
return err;
} | Class | 2 |
void gf_av1_reset_state(AV1State *state, Bool is_destroy)
{
GF_List *l1, *l2;
if (state->frame_state.header_obus) {
while (gf_list_count(state->frame_state.header_obus)) {
GF_AV1_OBUArrayEntry *a = (GF_AV1_OBUArrayEntry*)gf_list_pop_back(state->frame_state.header_obus);
if (a->obu) gf_free(a->obu);
gf_free(a);
}
}
if (state->frame_state.frame_obus) {
while (gf_list_count(state->frame_state.frame_obus)) {
GF_AV1_OBUArrayEntry *a = (GF_AV1_OBUArrayEntry*)gf_list_pop_back(state->frame_state.frame_obus);
if (a->obu) gf_free(a->obu);
gf_free(a);
}
}
l1 = state->frame_state.frame_obus;
l2 = state->frame_state.header_obus;
memset(&state->frame_state, 0, sizeof(AV1StateFrame));
state->frame_state.is_first_frame = GF_TRUE;
if (is_destroy) {
gf_list_del(l1);
gf_list_del(l2);
if (state->bs) {
if (gf_bs_get_position(state->bs)) {
u32 size;
gf_bs_get_content_no_truncate(state->bs, &state->frame_obus, &size, &state->frame_obus_alloc);
}
gf_bs_del(state->bs);
}
state->bs = NULL;
}
else {
state->frame_state.frame_obus = l1;
state->frame_state.header_obus = l2;
if (state->bs)
gf_bs_seek(state->bs, 0);
}
} | Variant | 0 |
struct btrfs_device *btrfs_find_device_by_devspec(
struct btrfs_fs_info *fs_info, u64 devid,
const char *device_path)
{
struct btrfs_device *device;
if (devid) {
device = btrfs_find_device(fs_info->fs_devices, devid, NULL,
NULL);
if (!device)
return ERR_PTR(-ENOENT);
return device;
}
if (!device_path || !device_path[0])
return ERR_PTR(-EINVAL);
if (strcmp(device_path, "missing") == 0) {
/* Find first missing device */
list_for_each_entry(device, &fs_info->fs_devices->devices,
dev_list) {
if (test_bit(BTRFS_DEV_STATE_IN_FS_METADATA,
&device->dev_state) && !device->bdev)
return device;
}
return ERR_PTR(-ENOENT);
}
return btrfs_find_device_by_path(fs_info, device_path);
} | Base | 1 |
static void ptirq_free_irte(const struct ptirq_remapping_info *entry)
{
struct intr_source intr_src;
if (entry->irte_idx < CONFIG_MAX_IR_ENTRIES) {
if (entry->intr_type == PTDEV_INTR_MSI) {
intr_src.is_msi = true;
intr_src.src.msi.value = entry->phys_sid.msi_id.bdf;
} else {
intr_src.is_msi = false;
intr_src.src.ioapic_id = ioapic_irq_to_ioapic_id(entry->allocated_pirq);
}
dmar_free_irte(&intr_src, entry->irte_idx);
}
} | Base | 1 |
process_bitmap_updates(STREAM s)
{
uint16 num_updates;
uint16 left, top, right, bottom, width, height;
uint16 cx, cy, bpp, Bpp, compress, bufsize, size;
uint8 *data, *bmpdata;
int i;
logger(Protocol, Debug, "%s()", __func__);
in_uint16_le(s, num_updates);
for (i = 0; i < num_updates; i++)
{
in_uint16_le(s, left);
in_uint16_le(s, top);
in_uint16_le(s, right);
in_uint16_le(s, bottom);
in_uint16_le(s, width);
in_uint16_le(s, height);
in_uint16_le(s, bpp);
Bpp = (bpp + 7) / 8;
in_uint16_le(s, compress);
in_uint16_le(s, bufsize);
cx = right - left + 1;
cy = bottom - top + 1;
logger(Graphics, Debug,
"process_bitmap_updates(), [%d,%d,%d,%d], [%d,%d], bpp=%d, compression=%d",
left, top, right, bottom, width, height, Bpp, compress);
if (!compress)
{
int y;
bmpdata = (uint8 *) xmalloc(width * height * Bpp);
for (y = 0; y < height; y++)
{
in_uint8a(s, &bmpdata[(height - y - 1) * (width * Bpp)],
width * Bpp);
}
ui_paint_bitmap(left, top, cx, cy, width, height, bmpdata);
xfree(bmpdata);
continue;
}
if (compress & 0x400)
{
size = bufsize;
}
else
{
in_uint8s(s, 2); /* pad */
in_uint16_le(s, size);
in_uint8s(s, 4); /* line_size, final_size */
}
in_uint8p(s, data, size);
bmpdata = (uint8 *) xmalloc(width * height * Bpp);
if (bitmap_decompress(bmpdata, width, height, data, size, Bpp))
{
ui_paint_bitmap(left, top, cx, cy, width, height, bmpdata);
}
else
{
logger(Graphics, Warning,
"process_bitmap_updates(), failed to decompress bitmap");
}
xfree(bmpdata);
}
} | Base | 1 |
void uwbd_stop(struct uwb_rc *rc)
{
kthread_stop(rc->uwbd.task);
uwbd_flush(rc);
} | Class | 2 |
static int read_private_key(RSA *rsa)
{
int r;
sc_path_t path;
sc_file_t *file;
const sc_acl_entry_t *e;
u8 buf[2048], *p = buf;
size_t bufsize, keysize;
r = select_app_df();
if (r)
return 1;
sc_format_path("I0012", &path);
r = sc_select_file(card, &path, &file);
if (r) {
fprintf(stderr, "Unable to select private key file: %s\n", sc_strerror(r));
return 2;
}
e = sc_file_get_acl_entry(file, SC_AC_OP_READ);
if (e == NULL || e->method == SC_AC_NEVER)
return 10;
bufsize = file->size;
sc_file_free(file);
r = sc_read_binary(card, 0, buf, bufsize, 0);
if (r < 0) {
fprintf(stderr, "Unable to read private key file: %s\n", sc_strerror(r));
return 2;
}
bufsize = r;
do {
if (bufsize < 4)
return 3;
keysize = (p[0] << 8) | p[1];
if (keysize == 0)
break;
if (keysize < 3)
return 3;
if (p[2] == opt_key_num)
break;
p += keysize;
bufsize -= keysize;
} while (1);
if (keysize == 0) {
printf("Key number %d not found.\n", opt_key_num);
return 2;
}
return parse_private_key(p, keysize, rsa);
} | Variant | 0 |
mrb_class_real(struct RClass* cl)
{
if (cl == 0)
return NULL;
while ((cl->tt == MRB_TT_SCLASS) || (cl->tt == MRB_TT_ICLASS)) {
cl = cl->super;
}
return cl;
} | Base | 1 |
CURLcode Curl_auth_create_plain_message(struct Curl_easy *data,
const char *userp,
const char *passwdp,
char **outptr, size_t *outlen)
{
CURLcode result;
char *plainauth;
size_t ulen;
size_t plen;
size_t plainlen;
*outlen = 0;
*outptr = NULL;
ulen = strlen(userp);
plen = strlen(passwdp);
/* Compute binary message length. Check for overflows. */
if((ulen > SIZE_T_MAX/2) || (plen > (SIZE_T_MAX/2 - 2)))
return CURLE_OUT_OF_MEMORY;
plainlen = 2 * ulen + plen + 2;
plainauth = malloc(plainlen);
if(!plainauth)
return CURLE_OUT_OF_MEMORY;
/* Calculate the reply */
memcpy(plainauth, userp, ulen);
plainauth[ulen] = '\0';
memcpy(plainauth + ulen + 1, userp, ulen);
plainauth[2 * ulen + 1] = '\0';
memcpy(plainauth + 2 * ulen + 2, passwdp, plen);
/* Base64 encode the reply */
result = Curl_base64_encode(data, plainauth, plainlen, outptr, outlen);
free(plainauth);
return result;
} | Class | 2 |
int jpc_dec_decodepkts(jpc_dec_t *dec, jas_stream_t *pkthdrstream, jas_stream_t *in)
{
jpc_dec_tile_t *tile;
jpc_pi_t *pi;
int ret;
tile = dec->curtile;
pi = tile->pi;
for (;;) {
if (!tile->pkthdrstream || jas_stream_peekc(tile->pkthdrstream) == EOF) {
switch (jpc_dec_lookahead(in)) {
case JPC_MS_EOC:
case JPC_MS_SOT:
return 0;
break;
case JPC_MS_SOP:
case JPC_MS_EPH:
case 0:
break;
default:
return -1;
break;
}
}
if ((ret = jpc_pi_next(pi))) {
return ret;
}
if (dec->maxpkts >= 0 && dec->numpkts >= dec->maxpkts) {
jas_eprintf("warning: stopping decode prematurely as requested\n");
return 0;
}
if (jas_getdbglevel() >= 1) {
jas_eprintf("packet offset=%08ld prg=%d cmptno=%02d "
"rlvlno=%02d prcno=%03d lyrno=%02d\n", (long)
jas_stream_getrwcount(in), jpc_pi_prg(pi), jpc_pi_cmptno(pi),
jpc_pi_rlvlno(pi), jpc_pi_prcno(pi), jpc_pi_lyrno(pi));
}
if (jpc_dec_decodepkt(dec, pkthdrstream, in, jpc_pi_cmptno(pi), jpc_pi_rlvlno(pi),
jpc_pi_prcno(pi), jpc_pi_lyrno(pi))) {
return -1;
}
++dec->numpkts;
}
return 0;
} | Base | 1 |
BGD_DECLARE(void) gdImageWebp (gdImagePtr im, FILE * outFile)
{
gdIOCtx *out = gdNewFileCtx(outFile);
if (out == NULL) {
return;
}
gdImageWebpCtx(im, out, -1);
out->gd_free(out);
} | Variant | 0 |
resolve_op_from_commit (FlatpakTransaction *self,
FlatpakTransactionOperation *op,
const char *checksum,
GFile *sideload_path,
GVariant *commit_data)
{
g_autoptr(GBytes) metadata_bytes = NULL;
g_autoptr(GVariant) commit_metadata = NULL;
const char *xa_metadata = NULL;
guint64 download_size = 0;
guint64 installed_size = 0;
commit_metadata = g_variant_get_child_value (commit_data, 0);
g_variant_lookup (commit_metadata, "xa.metadata", "&s", &xa_metadata);
if (xa_metadata == NULL)
g_message ("Warning: No xa.metadata in local commit %s ref %s", checksum, flatpak_decomposed_get_ref (op->ref));
else
metadata_bytes = g_bytes_new (xa_metadata, strlen (xa_metadata));
if (g_variant_lookup (commit_metadata, "xa.download-size", "t", &download_size))
op->download_size = GUINT64_FROM_BE (download_size);
if (g_variant_lookup (commit_metadata, "xa.installed-size", "t", &installed_size))
op->installed_size = GUINT64_FROM_BE (installed_size);
g_variant_lookup (commit_metadata, OSTREE_COMMIT_META_KEY_ENDOFLIFE, "s", &op->eol);
g_variant_lookup (commit_metadata, OSTREE_COMMIT_META_KEY_ENDOFLIFE_REBASE, "s", &op->eol_rebase);
resolve_op_end (self, op, checksum, sideload_path, metadata_bytes);
} | Base | 1 |
static int target_xcopy_locate_se_dev_e4_iter(struct se_device *se_dev,
void *data)
{
struct xcopy_dev_search_info *info = data;
unsigned char tmp_dev_wwn[XCOPY_NAA_IEEE_REGEX_LEN];
int rc;
if (!se_dev->dev_attrib.emulate_3pc)
return 0;
memset(&tmp_dev_wwn[0], 0, XCOPY_NAA_IEEE_REGEX_LEN);
target_xcopy_gen_naa_ieee(se_dev, &tmp_dev_wwn[0]);
rc = memcmp(&tmp_dev_wwn[0], info->dev_wwn, XCOPY_NAA_IEEE_REGEX_LEN);
if (rc != 0)
return 0;
info->found_dev = se_dev;
pr_debug("XCOPY 0xe4: located se_dev: %p\n", se_dev);
rc = target_depend_item(&se_dev->dev_group.cg_item);
if (rc != 0) {
pr_err("configfs_depend_item attempt failed: %d for se_dev: %p\n",
rc, se_dev);
return rc;
}
pr_debug("Called configfs_depend_item for se_dev: %p se_dev->se_dev_group: %p\n",
se_dev, &se_dev->dev_group);
return 1;
} | Base | 1 |
static void prefetch_table(const volatile byte *tab, size_t len)
{
size_t i;
for (i = 0; i < len; i += 8 * 32)
{
(void)tab[i + 0 * 32];
(void)tab[i + 1 * 32];
(void)tab[i + 2 * 32];
(void)tab[i + 3 * 32];
(void)tab[i + 4 * 32];
(void)tab[i + 5 * 32];
(void)tab[i + 6 * 32];
(void)tab[i + 7 * 32];
}
(void)tab[len - 1];
} | Class | 2 |
l2tp_bearer_cap_print(netdissect_options *ndo, const u_char *dat)
{
const uint32_t *ptr = (const uint32_t *)dat;
if (EXTRACT_32BITS(ptr) & L2TP_BEARER_CAP_ANALOG_MASK) {
ND_PRINT((ndo, "A"));
}
if (EXTRACT_32BITS(ptr) & L2TP_BEARER_CAP_DIGITAL_MASK) {
ND_PRINT((ndo, "D"));
}
} | Base | 1 |
_pyfribidi_log2vis (PyObject * self, PyObject * args, PyObject * kw)
{
PyObject *logical = NULL; /* input unicode or string object */
FriBidiParType base = FRIBIDI_TYPE_RTL; /* optional direction */
const char *encoding = "utf-8"; /* optional input string encoding */
int clean = 0; /* optional flag to clean the string */
int reordernsm = 1; /* optional flag to allow reordering of non spacing marks*/
static char *kwargs[] =
{ "logical", "base_direction", "encoding", "clean", "reordernsm", NULL };
if (!PyArg_ParseTupleAndKeywords (args, kw, "O|isii", kwargs,
&logical, &base, &encoding, &clean, &reordernsm))
return NULL;
/* Validate base */
if (!(base == FRIBIDI_TYPE_RTL ||
base == FRIBIDI_TYPE_LTR || base == FRIBIDI_TYPE_ON))
return PyErr_Format (PyExc_ValueError,
"invalid value %d: use either RTL, LTR or ON",
base);
/* Check object type and delegate to one of the log2vis functions */
if (PyUnicode_Check (logical))
return log2vis_unicode (logical, base, clean, reordernsm);
else if (PyString_Check (logical))
return log2vis_encoded_string (logical, encoding, base, clean, reordernsm);
else
return PyErr_Format (PyExc_TypeError,
"expected unicode or str, not %s",
logical->ob_type->tp_name);
} | Class | 2 |
static void slc_bump(struct slcan *sl)
{
struct sk_buff *skb;
struct can_frame cf;
int i, tmp;
u32 tmpid;
char *cmd = sl->rbuff;
cf.can_id = 0;
switch (*cmd) {
case 'r':
cf.can_id = CAN_RTR_FLAG;
/* fallthrough */
case 't':
/* store dlc ASCII value and terminate SFF CAN ID string */
cf.can_dlc = sl->rbuff[SLC_CMD_LEN + SLC_SFF_ID_LEN];
sl->rbuff[SLC_CMD_LEN + SLC_SFF_ID_LEN] = 0;
/* point to payload data behind the dlc */
cmd += SLC_CMD_LEN + SLC_SFF_ID_LEN + 1;
break;
case 'R':
cf.can_id = CAN_RTR_FLAG;
/* fallthrough */
case 'T':
cf.can_id |= CAN_EFF_FLAG;
/* store dlc ASCII value and terminate EFF CAN ID string */
cf.can_dlc = sl->rbuff[SLC_CMD_LEN + SLC_EFF_ID_LEN];
sl->rbuff[SLC_CMD_LEN + SLC_EFF_ID_LEN] = 0;
/* point to payload data behind the dlc */
cmd += SLC_CMD_LEN + SLC_EFF_ID_LEN + 1;
break;
default:
return;
}
if (kstrtou32(sl->rbuff + SLC_CMD_LEN, 16, &tmpid))
return;
cf.can_id |= tmpid;
/* get can_dlc from sanitized ASCII value */
if (cf.can_dlc >= '0' && cf.can_dlc < '9')
cf.can_dlc -= '0';
else
return;
*(u64 *) (&cf.data) = 0; /* clear payload */
/* RTR frames may have a dlc > 0 but they never have any data bytes */
if (!(cf.can_id & CAN_RTR_FLAG)) {
for (i = 0; i < cf.can_dlc; i++) {
tmp = hex_to_bin(*cmd++);
if (tmp < 0)
return;
cf.data[i] = (tmp << 4);
tmp = hex_to_bin(*cmd++);
if (tmp < 0)
return;
cf.data[i] |= tmp;
}
}
skb = dev_alloc_skb(sizeof(struct can_frame) +
sizeof(struct can_skb_priv));
if (!skb)
return;
skb->dev = sl->dev;
skb->protocol = htons(ETH_P_CAN);
skb->pkt_type = PACKET_BROADCAST;
skb->ip_summed = CHECKSUM_UNNECESSARY;
can_skb_reserve(skb);
can_skb_prv(skb)->ifindex = sl->dev->ifindex;
can_skb_prv(skb)->skbcnt = 0;
skb_put_data(skb, &cf, sizeof(struct can_frame));
sl->dev->stats.rx_packets++;
sl->dev->stats.rx_bytes += cf.can_dlc;
netif_rx_ni(skb);
} | Base | 1 |
static int rfcomm_sock_recvmsg(struct kiocb *iocb, struct socket *sock,
struct msghdr *msg, size_t size, int flags)
{
struct sock *sk = sock->sk;
struct rfcomm_dlc *d = rfcomm_pi(sk)->dlc;
int len;
if (test_and_clear_bit(RFCOMM_DEFER_SETUP, &d->flags)) {
rfcomm_dlc_accept(d);
msg->msg_namelen = 0;
return 0;
}
len = bt_sock_stream_recvmsg(iocb, sock, msg, size, flags);
lock_sock(sk);
if (!(flags & MSG_PEEK) && len > 0)
atomic_sub(len, &sk->sk_rmem_alloc);
if (atomic_read(&sk->sk_rmem_alloc) <= (sk->sk_rcvbuf >> 2))
rfcomm_dlc_unthrottle(rfcomm_pi(sk)->dlc);
release_sock(sk);
return len;
} | Class | 2 |
AsyncFor(expr_ty target, expr_ty iter, asdl_seq * body, asdl_seq * orelse, int
lineno, int col_offset, int end_lineno, int end_col_offset, PyArena
*arena)
{
stmt_ty p;
if (!target) {
PyErr_SetString(PyExc_ValueError,
"field target is required for AsyncFor");
return NULL;
}
if (!iter) {
PyErr_SetString(PyExc_ValueError,
"field iter is required for AsyncFor");
return NULL;
}
p = (stmt_ty)PyArena_Malloc(arena, sizeof(*p));
if (!p)
return NULL;
p->kind = AsyncFor_kind;
p->v.AsyncFor.target = target;
p->v.AsyncFor.iter = iter;
p->v.AsyncFor.body = body;
p->v.AsyncFor.orelse = orelse;
p->lineno = lineno;
p->col_offset = col_offset;
p->end_lineno = end_lineno;
p->end_col_offset = end_col_offset;
return p;
} | Base | 1 |
static int uas_find_uas_alt_setting(struct usb_interface *intf)
{
int i;
for (i = 0; i < intf->num_altsetting; i++) {
struct usb_host_interface *alt = &intf->altsetting[i];
if (uas_is_interface(alt))
return alt->desc.bAlternateSetting;
}
return -ENODEV;
} | Base | 1 |
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