bool
AsciiProcessor::visible_cmd( const char * buf,
BuilderBase * build,
const char * & next,
int visible )
{
int fref;
if ( ! str2val( buf, fref, next ) )
{
P_ERROR( "no frame reference" );
return CMD_ERR;
}
buf = next;
if ( ! strskip( buf, DELIMITER_CHAR, next ) )
{
P_ERROR( "wrong delimiter char" );
return CMD_ERR;
}
P_MSG( "build->set_cmd_set_frame_visible(" << fref << ");" );
if ( ! build->set_cmd_set_frame_visible( fref, visible ) )
{
P_ERROR( "wrong frame reference" );
}
return CMD_OK;
}
bool
AsciiProcessor::emp_cmd( const char * buf,
BuilderBase * build,
const char * & next )
{
int fref;
if ( ! str2val( buf, fref, next ) )
{
P_ERROR( "EMP no frame reference" );
return CMD_ERR;
}
buf = next;
if ( ! strskip( buf, DELIMITER_CHAR, next ) )
{
P_ERROR( "wrong delimiter char" );
return CMD_ERR;
}
build->set_cmd_empty_frame( fref );
P_MSG( "build->set_cmd_empty_frame(" << fref << ");" );
return CMD_OK;
}
static int latency_config_add_bucket(latency_config_t *conf,
oconfig_item_t *ci) {
if ((ci->values_num != 2) || (ci->values[0].type != OCONFIG_TYPE_NUMBER) ||
(ci->values[1].type != OCONFIG_TYPE_NUMBER)) {
P_ERROR("\"%s\" requires exactly two numeric arguments.", ci->key);
return EINVAL;
}
if (ci->values[1].value.number &&
ci->values[1].value.number <= ci->values[0].value.number) {
P_ERROR("MIN must be less than MAX in \"%s\".", ci->key);
return ERANGE;
}
if (ci->values[0].value.number < 0) {
P_ERROR("MIN must be greater then or equal to zero in \"%s\".", ci->key);
return ERANGE;
}
latency_bucket_t *tmp =
realloc(conf->buckets, sizeof(*conf->buckets) * (conf->buckets_num + 1));
if (tmp == NULL) {
P_ERROR("realloc failed.");
return ENOMEM;
}
conf->buckets = tmp;
conf->buckets[conf->buckets_num].lower_bound =
DOUBLE_TO_CDTIME_T(ci->values[0].value.number);
conf->buckets[conf->buckets_num].upper_bound =
DOUBLE_TO_CDTIME_T(ci->values[1].value.number);
conf->buckets_num++;
return 0;
} /* int latency_config_add_bucket */
bool
AsciiProcessor::background_color_cmd( const char * buf,
BuilderBase * build,
const char* & next )
{
RGBcolor col;
if ( ! get_col( buf, col, next ) )
{
P_ERROR( "wrong color [" << buf << "]" );
return false;
}
buf = next;
if ( ! strskip( buf, DELIMITER_CHAR, next ) )
{
P_ERROR( "wrong delimiter char" );
return CMD_ERR;
}
build->set_cmd_set_background_color( col );
return CMD_OK;
}
static int latency_config_add_percentile(latency_config_t *conf,
oconfig_item_t *ci) {
double percent;
int status = cf_util_get_double(ci, &percent);
if (status != 0)
return status;
if ((percent <= 0.0) || (percent >= 100)) {
P_ERROR("The value for \"%s\" must be between 0 and 100, "
"exclusively.",
ci->key);
return ERANGE;
}
double *tmp = realloc(conf->percentile,
sizeof(*conf->percentile) * (conf->percentile_num + 1));
if (tmp == NULL) {
P_ERROR("realloc failed.");
return ENOMEM;
}
conf->percentile = tmp;
conf->percentile[conf->percentile_num] = percent;
conf->percentile_num++;
return 0;
} /* int latency_config_add_percentile */
ConfigMap* ConfigMapParser::map() throw(PARSEEXCEPTION_THROW)
{
expect(T::CMT_CBL);
ConfigMap* cm = new ConfigMap();
std::string* currComments = 0;
if(token.type == T::CMT_COMMENT)
currComments = comments();
try
{
while(token.type == T::CMT_KEY)
{
std::string key = token.value;
nextToken();
try
{
expect(T::CMT_EQ);
if(prefixValue(token))
{
ConfigValue* cv = value();
if(currComments)
cv->setComment(*currComments);
try
{
(*cm)[key] = *cv;
}
catch(invalid_key& ik)
{
P_ERROR(ik.what());
}
delete cv;
}
else
{
P_ERROR("Expected begin of a value (`{`, `[` or VALUE), got `" + T::type2str(token.type) + "`");
}
}
catch(ParseException)
{
if(currComments) delete currComments;
throw;
}
expect(T::CMT_SEMICOLON);
}
expect(T::CMT_CBR);
if(currComments)
delete currComments;
currComments = 0;
if(token.type == T::CMT_COMMENT)
currComments = comments();
}
catch(ParseException)
{
delete cm;
if(currComments) delete currComments;
throw;
}
if(currComments) delete currComments;
return cm;
}
bool
AsciiProcessor::visual_area_cmd( const char * buf,
BuilderBase * build,
const char* & next )
{
Area2d a;
double d1;
int res = get_max5_tuple( buf, 4,
a.center.x, a.center.y,
a.size_x, a.size_y,
d1,
next );
if ( res != 4 )
{
P_ERROR( "SETAREA wrong area specification, retval= " << res );
return CMD_ERR;
}
buf = next;
if ( ! strskip( buf, DELIMITER_CHAR, next ) )
{
P_ERROR( "wrong delimiter char" );
return CMD_ERR;
}
P_MSG( "build->set_cmd_set_view_area(area[(" << a.center.x << "," << a.center.y << ")," << a.size_x << "," << a.size_y << "]" << ");" );
build->set_cmd_set_view_area( a );
return CMD_OK;
}
int main(void)
{
struct addrinfo serv, *res;
int sockfd;
memset(&serv, 0, sizeof(serv));
serv.ai_family = AF_UNSPEC;
serv.ai_socktype = SOCK_STREAM;
getaddrinfo(SERV_ADDR, SERV_PORT, &serv, &res);
sockfd = socket(res->ai_family, res->ai_socktype, res->ai_protocol);
if(sockfd < 0) {
P_ERROR("Couldn't open socket")
}
connect(sockfd, res->ai_addr, res->ai_addrlen);
while(1) {
char send_buffer[1024] = {'\0'};
char recv_buffer[1024] = {'\0'};
printf("\n> ");
fgets(send_buffer, 1024, stdin);
int sent_len = send(sockfd, send_buffer, strlen(send_buffer), 0);
if(sent_len < 0) {
P_ERROR("Sending Failed")
}
memset(&send_buffer, 0, 1024);
int recv_bytes = 0;
if ((recv_bytes = recv(sockfd, recv_buffer, 1023, 0)) == -1) {
P_ERROR("recv Failed !")
}
printf("#> %s", recv_buffer);
memset(&recv_buffer, 0, 1024);
}
close(sockfd);
}
bool
AsciiProcessor::status_line_cmd( const char * buf,
BuilderBase * build,
const char * & next )
{
int res = get_string( buf, characters, next );
if ( res < 0 )
{
P_ERROR( "SL wrong text specification, retval= " << res );
return CMD_ERR;
}
buf = next;
if ( ! strskip( buf, DELIMITER_CHAR, next ) )
{
P_ERROR( "wrong delimiter char" );
return CMD_ERR;
}
P_MSG( "build->set_cmd_set_status(characters);" );
build->set_cmd_set_status_line( characters.cur_size, characters.tab );
return CMD_OK;
}
P_LIB_API void
p_shm_buffer_clear (PShmBuffer *buf)
{
ppointer addr;
psize size;
if (P_UNLIKELY (buf == NULL))
return;
if (P_UNLIKELY ((addr = p_shm_get_address (buf->shm)) == NULL)) {
P_ERROR ("PShmBuffer::p_shm_buffer_clear: p_shm_get_address() failed");
return;
}
size = p_shm_get_size (buf->shm);
if (P_UNLIKELY (p_shm_lock (buf->shm, NULL) == FALSE)) {
P_ERROR ("PShmBuffer::p_shm_buffer_clear: p_shm_lock() failed");
return;
}
memset (addr, 0, size);
if (P_UNLIKELY (p_shm_unlock (buf->shm, NULL) == FALSE))
P_ERROR ("PShmBuffer::p_shm_buffer_clear: p_shm_unlock() failed");
}
/******************************************************************************
* module init/exit *
*****************************************************************************/
static int __init mon_init(void)
{
int rc;
if (!MACHINE_IS_VM) {
P_ERROR("not running under z/VM, driver not loaded\n");
return -ENODEV;
}
/*
* Register with IUCV and connect to *MONITOR service
*/
rc = iucv_register(&monreader_iucv_handler, 1);
if (rc) {
P_ERROR("failed to register with iucv driver\n");
return rc;
}
P_INFO("open, registered with IUCV\n");
rc = segment_type(mon_dcss_name);
if (rc < 0) {
segment_warning(rc, mon_dcss_name);
goto out_iucv;
}
if (rc != SEG_TYPE_SC) {
P_ERROR("segment %s has unsupported type, should be SC\n",
mon_dcss_name);
rc = -EINVAL;
goto out_iucv;
}
rc = segment_load(mon_dcss_name, SEGMENT_SHARED,
&mon_dcss_start, &mon_dcss_end);
if (rc < 0) {
segment_warning(rc, mon_dcss_name);
rc = -EINVAL;
goto out_iucv;
}
dcss_mkname(mon_dcss_name, &user_data_connect[8]);
rc = misc_register(&mon_dev);
if (rc < 0 ) {
P_ERROR("misc_register failed, rc = %i\n", rc);
goto out;
}
P_INFO("Loaded segment %s from %p to %p, size = %lu Byte\n",
mon_dcss_name, (void *) mon_dcss_start, (void *) mon_dcss_end,
mon_dcss_end - mon_dcss_start + 1);
return 0;
out:
segment_unload(mon_dcss_name);
out_iucv:
iucv_unregister(&monreader_iucv_handler, 1);
return rc;
}
static int cu_tail_reopen(cu_tail_t *obj) {
int seek_end = 0;
struct stat stat_buf = {0};
int status = stat(obj->file, &stat_buf);
if (status != 0) {
P_ERROR("utils_tail: stat (%s) failed: %s", obj->file, STRERRNO);
return -1;
}
/* The file is already open.. */
if ((obj->fh != NULL) && (stat_buf.st_ino == obj->stat.st_ino)) {
/* Seek to the beginning if file was truncated */
if (stat_buf.st_size < obj->stat.st_size) {
P_INFO("utils_tail: File `%s' was truncated.", obj->file);
status = fseek(obj->fh, 0, SEEK_SET);
if (status != 0) {
P_ERROR("utils_tail: fseek (%s) failed: %s", obj->file, STRERRNO);
fclose(obj->fh);
obj->fh = NULL;
return -1;
}
}
memcpy(&obj->stat, &stat_buf, sizeof(struct stat));
return 1;
}
/* Seek to the end if we re-open the same file again or the file opened
* is the first at all or the first after an error */
if ((obj->stat.st_ino == 0) || (obj->stat.st_ino == stat_buf.st_ino))
seek_end = 1;
FILE *fh = fopen(obj->file, "r");
if (fh == NULL) {
P_ERROR("utils_tail: fopen (%s) failed: %s", obj->file, STRERRNO);
return -1;
}
if (seek_end != 0) {
status = fseek(fh, 0, SEEK_END);
if (status != 0) {
P_ERROR("utils_tail: fseek (%s) failed: %s", obj->file, STRERRNO);
fclose(fh);
return -1;
}
}
if (obj->fh != NULL)
fclose(obj->fh);
obj->fh = fh;
memcpy(&obj->stat, &stat_buf, sizeof(struct stat));
return 0;
} /* int cu_tail_reopen */
void processAndLogNewSpawnException(SpawnException &e, const Options &options,
ResourceLocator &resourceLocator, RandomGenerator &randomGenerator)
{
ErrorRenderer renderer(resourceLocator);
string errorId = randomGenerator.generateHexString(4);
string appMessage = e.getErrorPage();
char filename[PATH_MAX];
stringstream stream;
e.set("ERROR_ID", errorId);
if (appMessage.empty()) {
appMessage = "none";
}
try {
int fd = -1;
FdGuard guard(fd, true);
string errorPage;
errorPage = renderer.renderWithDetails(appMessage, options, &e);
#if defined(__linux__) || defined(__APPLE__) || defined(__FreeBSD__)
snprintf(filename, PATH_MAX, "%s/passenger-error-XXXXXX.html",
getSystemTempDir());
fd = mkstemps(filename, sizeof(".html") - 1);
#else
snprintf(filename, PATH_MAX, "%s/passenger-error.XXXXXX",
getSystemTempDir());
fd = mkstemp(filename);
#endif
if (fd == -1) {
int e = errno;
throw SystemException("Cannot generate a temporary filename",
e);
}
writeExact(fd, errorPage);
} catch (const SystemException &e2) {
filename[0] = '\0';
P_ERROR("Cannot render an error page: " << e2.what() << "\n" <<
e2.backtrace());
}
stream << "Could not spawn process for application " << options.appRoot <<
": " << e.what() << "\n" <<
" Error ID: " << errorId << "\n";
if (filename[0] != '\0') {
stream << " Error details saved to: " << filename << "\n";
}
stream << " Message from application: " << appMessage << "\n";
P_ERROR(stream.str());
}
static void *srrd_create_thread(void *targs) /* {{{ */
{
srrd_create_args_t *args = targs;
char tmpfile[PATH_MAX];
int status;
status = lock_file(args->filename);
if (status != 0) {
if (status == EEXIST)
P_NOTICE("srrd_create_thread: File \"%s\" is already being created.",
args->filename);
else
P_ERROR("srrd_create_thread: Unable to lock file \"%s\".",
args->filename);
srrd_create_args_destroy(args);
return 0;
}
snprintf(tmpfile, sizeof(tmpfile), "%s.async", args->filename);
status = srrd_create(tmpfile, args->pdp_step, args->last_up, args->argc,
(void *)args->argv);
if (status != 0) {
P_WARNING("srrd_create_thread: srrd_create (%s) returned status %i.",
args->filename, status);
unlink(tmpfile);
unlock_file(args->filename);
srrd_create_args_destroy(args);
return 0;
}
status = rename(tmpfile, args->filename);
if (status != 0) {
P_ERROR("srrd_create_thread: rename (\"%s\", \"%s\") failed: %s", tmpfile,
args->filename, STRERRNO);
unlink(tmpfile);
unlock_file(args->filename);
srrd_create_args_destroy(args);
return 0;
}
DEBUG("srrd_create_thread: Successfully created RRD file \"%s\".",
args->filename);
unlock_file(args->filename);
srrd_create_args_destroy(args);
return 0;
} /* }}} void *srrd_create_thread */
void MemoryBufferForQuery::LoadLexicon(istream& ifs){
string line;
vector<string> vct;
vct.reserve(2);
P_INFO("Loading Lexicon...");
int nline = 0;
while(ifs){
line = "";
getline(ifs, line);
split(vct,line,is_any_of(" "),token_compress_on);
if(vct.size()<2){
continue;
}
size_t lineno = lexical_cast<int>(vct[0]);
if(lineno < (size_t) nline + 1){
P_FATAL("Mismatch (duplicate) line number, line (%d) \"%s\"",nline+1, line.c_str());
}else if(lineno > nline + 1){
P_ERROR("Mismatch (extra) line number, line (%d) \"%s\"",nline+1, line.c_str());
while(lexicon.size() < lineno-1){
lexicon.push_back(string());
}
}
lexicon.push_back(vct[1]);
dict.insert(DictType::value_type(vct[1],lineno));
nline = lineno;
}
P_INFO("Loaded %d entries in lexicon", nline);
}
void ConfigMapParser::expect(T::Type type) throw(PARSEEXCEPTION_THROW)
{
if(token.type == type)
nextToken();
else
P_ERROR("Expected `" + T::type2str(type) + "` got `" + T::type2str(token.type) + "`");
}
static int mon_close(struct inode *inode, struct file *filp)
{
int rc, i;
struct mon_private *monpriv = filp->private_data;
/*
* Close IUCV connection and unregister
*/
rc = iucv_path_sever(monpriv->path, user_data_sever);
if (rc)
P_ERROR("close, iucv_sever failed with rc = %i\n", rc);
else
P_INFO("close, terminated connection to *MONITOR service\n");
atomic_set(&monpriv->iucv_severed, 0);
atomic_set(&monpriv->iucv_connected, 0);
atomic_set(&monpriv->read_ready, 0);
atomic_set(&monpriv->msglim_count, 0);
monpriv->write_index = 0;
monpriv->read_index = 0;
for (i = 0; i < MON_MSGLIM; i++)
kfree(monpriv->msg_array[i]);
kfree(monpriv);
clear_bit(MON_IN_USE, &mon_in_use);
return 0;
}
static int mon_send_reply(struct mon_msg *monmsg,
struct mon_private *monpriv)
{
int rc;
P_DEBUG("read, REPLY: pathid = 0x%04X, msgid = 0x%08X, trgcls = "
"0x%08X\n\n",
monpriv->path->pathid, monmsg->msg.id, monmsg->msg.class);
rc = iucv_message_reply(monpriv->path, &monmsg->msg,
IUCV_IPRMDATA, NULL, 0);
atomic_dec(&monpriv->msglim_count);
if (likely(!monmsg->msglim_reached)) {
monmsg->pos = 0;
monmsg->mca_offset = 0;
monpriv->read_index = (monpriv->read_index + 1) %
MON_MSGLIM;
atomic_dec(&monpriv->read_ready);
} else
monmsg->replied_msglim = 1;
if (rc) {
P_ERROR("read, IUCV reply failed with rc = %i\n\n", rc);
return -EIO;
}
return 0;
}
P_LIB_API void
p_hash_table_insert (PHashTable *table, ppointer key, ppointer value)
{
PHashTableNode *node;
puint hash;
if (P_UNLIKELY (table == NULL))
return;
if ((node = pp_hash_table_find_node (table, key)) == NULL) {
if (P_UNLIKELY ((node = p_malloc0 (sizeof (PHashTableNode))) == NULL)) {
P_ERROR ("PHashTable::p_hash_table_insert: failed to allocate memory");
return;
}
hash = pp_hash_table_calc_hash (key, table->size);
/* Insert a new node in front of others */
node->key = key;
node->value = value;
node->next = table->table[hash];
table->table[hash] = node;
} else
node->value = value;
}
int latency_config(latency_config_t *conf, oconfig_item_t *ci) {
int status = 0;
for (int i = 0; i < ci->children_num; i++) {
oconfig_item_t *child = ci->children + i;
if (strcasecmp("Percentile", child->key) == 0)
status = latency_config_add_percentile(conf, child);
else if (strcasecmp("Bucket", child->key) == 0)
status = latency_config_add_bucket(conf, child);
else if (strcasecmp("BucketType", child->key) == 0)
status = cf_util_get_string(child, &conf->bucket_type);
else
P_WARNING("\"%s\" is not a valid option within a \"%s\" block.",
child->key, ci->key);
if (status != 0)
return status;
}
if ((status == 0) && (conf->percentile_num == 0) &&
(conf->buckets_num == 0)) {
P_ERROR("The \"%s\" block must contain at least one "
"\"Percentile\" or \"Bucket\" option.",
ci->key);
return EINVAL;
}
return 0;
}
void latency_counter_add(latency_counter_t *lc, cdtime_t latency) /* {{{ */
{
cdtime_t bin;
if ((lc == NULL) || (latency == 0) || (latency > ((cdtime_t)LLONG_MAX)))
return;
lc->sum += latency;
lc->num++;
if ((lc->min == 0) && (lc->max == 0))
lc->min = lc->max = latency;
if (lc->min > latency)
lc->min = latency;
if (lc->max < latency)
lc->max = latency;
/* A latency of _exactly_ 1.0 ms is stored in the buffer 0, so
* subtract one from the cdtime_t value so that exactly 1.0 ms get sorted
* accordingly. */
bin = (latency - 1) / lc->bin_width;
if (bin >= HISTOGRAM_NUM_BINS) {
change_bin_width(lc, latency);
bin = (latency - 1) / lc->bin_width;
if (bin >= HISTOGRAM_NUM_BINS) {
P_ERROR("latency_counter_add: Invalid bin: %" PRIu64, bin);
return;
}
}
lc->histogram[bin]++;
} /* }}} void latency_counter_add */
bool
AsciiProcessor::del_cmd( const char * buf,
BuilderBase * build,
const char* & next )
{
int fref;
if ( ! str2val( buf, fref, next ) )
{
P_ERROR( "DEL no frame or object reference" );
return CMD_ERR;
}
buf = next;
int oref;
if ( str2val( buf, oref, next ) )
{
buf = next;
if ( ! strskip( buf, DELIMITER_CHAR, next ) )
{
P_ERROR( "wrong delimiter char" );
return CMD_ERR;
}
build->set_cmd_remove_object( fref, oref );
P_MSG( "build->set_cmd_remove_object(fref,oref);" );
return CMD_OK;
}
if ( ! strskip( buf, DELIMITER_CHAR, next ) )
{
P_ERROR( "wrong delimiter char" );
return CMD_ERR;
}
build->set_cmd_remove_frame( fref );
P_MSG( "build->set_cmd_remove_frame(fref);" );
return CMD_OK;
}
static void
pp_shm_clean_handle (PShm *shm)
{
if (P_UNLIKELY (shm->addr != NULL && UnmapViewOfFile ((char *) shm->addr) == 0))
P_ERROR ("PShm::pp_shm_clean_handle: UnmapViewOfFile() failed");
if (P_UNLIKELY (shm->shm_hdl != P_SHM_INVALID_HDL && CloseHandle (shm->shm_hdl) == 0))
P_ERROR ("PShm::pp_shm_clean_handle: CloseHandle() failed");
if (P_LIKELY (shm->sem != NULL)) {
p_semaphore_free (shm->sem);
shm->sem = NULL;
}
shm->shm_hdl = P_SHM_INVALID_HDL;
shm->addr = NULL;
shm->size = 0;
}
P_LIB_API PMutex *
p_mutex_new (void)
{
PMutex *ret;
if ((P_UNLIKELY (ret = p_malloc0 (sizeof (PMutex))) == NULL)) {
P_ERROR ("PMutex::p_mutex_new: failed to allocate memory");
return NULL;
}
if (P_UNLIKELY (mutex_init (&ret->hdl, USYNC_THREAD, NULL) != 0)) {
P_ERROR ("PMutex::p_mutex_new: mutex_init() failed");
p_free (ret);
return NULL;
}
return ret;
}
P_LIB_API PSpinLock *
p_spinlock_new (void)
{
PSpinLock *ret;
if (P_UNLIKELY ((ret = p_malloc0 (sizeof (PSpinLock))) == NULL)) {
P_ERROR ("PSpinLock::p_spinlock_new: failed to allocate memory");
return NULL;
}
if (P_UNLIKELY ((ret->mutex = p_mutex_new ()) == NULL)) {
P_ERROR ("PSpinLock::p_spinlock_new: p_mutex_new() failed");
p_free (ret);
return NULL;
}
return ret;
}
P_LIB_API PRWLock *
p_rwlock_new (void)
{
PRWLock *ret;
if (P_UNLIKELY ((ret = p_malloc0 (sizeof (PRWLock))) == NULL)) {
P_ERROR ("PRWLock::p_rwlock_new: failed to allocate memory");
return NULL;
}
if (P_UNLIKELY (rwlock_init (&ret->hdl, USYNC_THREAD, NULL) != 0)) {
P_ERROR ("PRWLock::p_rwlock_new: rwlock_init() failed");
p_free (ret);
return NULL;
}
return ret;
}
P_LIB_API PCondVariable *
p_cond_variable_new (void)
{
PCondVariable *ret;
if (P_UNLIKELY ((ret = p_malloc0 (sizeof (PCondVariable))) == NULL)) {
P_ERROR ("PCondVariable::p_cond_variable_new: failed to allocate memory");
return NULL;
}
if (P_UNLIKELY (pp_cond_variable_init_func (ret) != TRUE)) {
P_ERROR ("PCondVariable::p_cond_variable_new: failed to initialize");
p_free (ret);
return NULL;
}
return ret;
}
/******************************************************************************
* file operations *
*****************************************************************************/
static int mon_open(struct inode *inode, struct file *filp)
{
struct mon_private *monpriv;
int rc;
/*
* only one user allowed
*/
rc = -EBUSY;
if (test_and_set_bit(MON_IN_USE, &mon_in_use))
goto out;
rc = -ENOMEM;
monpriv = mon_alloc_mem();
if (!monpriv)
goto out_use;
/*
* Connect to *MONITOR service
*/
monpriv->path = iucv_path_alloc(MON_MSGLIM, IUCV_IPRMDATA, GFP_KERNEL);
if (!monpriv->path)
goto out_priv;
rc = iucv_path_connect(monpriv->path, &monreader_iucv_handler,
MON_SERVICE, NULL, user_data_connect, monpriv);
if (rc) {
P_ERROR("iucv connection to *MONITOR failed with "
"IPUSER SEVER code = %i\n", rc);
rc = -EIO;
goto out_path;
}
/*
* Wait for connection confirmation
*/
wait_event(mon_conn_wait_queue,
atomic_read(&monpriv->iucv_connected) ||
atomic_read(&monpriv->iucv_severed));
if (atomic_read(&monpriv->iucv_severed)) {
atomic_set(&monpriv->iucv_severed, 0);
atomic_set(&monpriv->iucv_connected, 0);
rc = -EIO;
goto out_path;
}
P_INFO("open, established connection to *MONITOR service\n\n");
filp->private_data = monpriv;
return nonseekable_open(inode, filp);
out_path:
kfree(monpriv->path);
out_priv:
mon_free_mem(monpriv);
out_use:
clear_bit(MON_IN_USE, &mon_in_use);
out:
return rc;
}
static void mon_iucv_path_severed(struct iucv_path *path, u8 ipuser[16])
{
struct mon_private *monpriv = path->private;
P_ERROR("IUCV connection severed with rc = 0x%X\n", ipuser[0]);
iucv_path_sever(path, NULL);
atomic_set(&monpriv->iucv_severed, 1);
wake_up(&mon_conn_wait_queue);
wake_up_interruptible(&mon_read_wait_queue);
}
static srrd_create_args_t *srrd_create_args_create(const char *filename,
unsigned long pdp_step,
time_t last_up, int argc,
const char **argv) {
srrd_create_args_t *args;
args = calloc(1, sizeof(*args));
if (args == NULL) {
P_ERROR("srrd_create_args_create: calloc failed.");
return NULL;
}
args->filename = NULL;
args->pdp_step = pdp_step;
args->last_up = last_up;
args->argv = NULL;
args->filename = strdup(filename);
if (args->filename == NULL) {
P_ERROR("srrd_create_args_create: strdup failed.");
srrd_create_args_destroy(args);
return NULL;
}
args->argv = calloc((size_t)(argc + 1), sizeof(*args->argv));
if (args->argv == NULL) {
P_ERROR("srrd_create_args_create: calloc failed.");
srrd_create_args_destroy(args);
return NULL;
}
for (args->argc = 0; args->argc < argc; args->argc++) {
args->argv[args->argc] = strdup(argv[args->argc]);
if (args->argv[args->argc] == NULL) {
P_ERROR("srrd_create_args_create: strdup failed.");
srrd_create_args_destroy(args);
return NULL;
}
}
assert(args->argc == argc);
args->argv[args->argc] = NULL;
return args;
} /* srrd_create_args_t *srrd_create_args_create */
