Appendix: Summary of Safety Information

"Safeties" for each function

Here's a summary of the "safeties" for each function. You'll find definitions for the safety categories in the "Function safety" section of the TCP/IP Libraries chapter.

Use these links to find a function quickly:

A

Function	Classification	ISR	Signal	Thread
accept()	Standard Unix, POSIX 1003.1g (draft)	No	No	Yes

B

Function	Classification	ISR	Signal	Thread
bind()	Standard Unix, POSIX 1003.1g (draft)	No	No	Yes
bindresvport()	Unix	No	No	No

C

Function	Classification	ISR	Signal	Thread
connect()	Standard Unix, POSIX 1003.1g (draft)	No	No	Yes

D

Function	Classification	ISR	Signal	Thread
dn_comp()	Unix	Yes	Yes	Yes
dn_expand()	Unix	Yes	Yes	Yes
ds_clear()	QNX 4	No	Yes	Yes
ds_create()	QNX 4	No	Yes	Yes
ds_deregister()	QNX 4	No	Yes	Yes
ds_flags()	QNX 4	No	Yes	Yes
ds_get()	QNX 4	No	Yes	Yes
ds_register()	QNX 4	No	Yes	Yes
ds_set()	QNX 4	No	Yes	Yes

E

Function	Classification	ISR	Signal	Thread
endhostent()	Standard Unix, POSIX 1003.1g (draft)	No	No	No
endnetent()	Standard Unix, POSIX 1003.1g (draft)	No	No	No
endprotoent()	Standard Unix, POSIX 1003.1g(draft)	No	No	No
endservent()	Standard Unix, POSIX 1003.1g (draft)	No	No	No

G

Function	Classification	ISR	Signal	Thread
gethostbyaddr()	Standard Unix, POSIX 1003.1g (draft)	No	No	No
gethostbyaddr_r()	Unix	No	No	Yes
gethostbyname()	Standard Unix, POSIX 1003.1g (draft)	No	No	No
gethostbyname_r()	Unix	No	No	Yes
gethostent()	Standard Unix, POSIX 1003.1g (draft)	No	No	No
gethostent_r()	Unix	No	No	Yes
gethostname()	Standard Unix, POSIX 1003.1g (draft)	No	No	Yes
getnetbyaddr()	Standard Unix, POSIX 1003.1g (draft)	No	No	No
getnetbyname()	Standard Unix, POSIX 1003.1g (draft)	No	No	No
getnetent()	Standard Unix, POSIX 1003.1g (draft)	No	No	No
getpeername()	Standard Unix, POSIX 1003.1g (draft)	No	No	No
getprotobyname()	Standard Unix, POSIX 1003.1g (draft)	No	No	No
getprotobynumber()	Standard Unix, POSIX 1003.1g (draft)	No	No	No
getprotoent()	Standard Unix, POSIX 1003.1g (draft)	No	No	No
getservbyname()	Standard Unix, POSIX 1003.1g (draft)	No	No	No
getservbyport()	Standard Unix, POSIX 1003.1g (draft)	No	No	No
getservent()	Standard Unix, POSIX 1003.1g (draft)	No	No	No
getsockname()	Standard Unix, POSIX 1003.1g (draft)	No	No	Yes
getsockopt()	Standard Unix, POSIX 1003.1g (draft)	No	No	Yes

H

Function	Classification	ISR	Signal	Thread
herror()	Unix	No	No	No
hstrerror()	Unix	Yes	Yes	Yes
htonl()	Standard Unix, POSIX 1003.1g (draft)	Yes	Yes	Yes
htons()	Standard Unix, POSIX 1003.1g (draft)	Yes	Yes	Yes

I

Function	Classification	ISR	Signal	Thread
inet_addr()	Standard Unix, POSIX 1003.1g (draft)	Yes	Yes	Yes
inet_aton()	POSIX 1003.1g (draft)	Yes	Yes	Yes
inet_lnaof()	Standard Unix, POSIX 1003.1g (draft)	Yes	Yes	Yes
inet_makeaddr()	Standard Unix, POSIX 1003.1g (draft)	Yes	Yes	Yes
inet_netof()	Standard Unix, POSIX 1003.1g (draft)	Yes	Yes	Yes
inet_network()	Standard Unix, POSIX 1003.1g (draft)	Yes	Yes	Yes
inet_ntoa()	Standard Unix, POSIX 1003.1g (draft)	No	No	No
inet_ntoa_r()	Unix	No	No	Yes
inet_ntop()	Unix, POSIX 1003.1g (draft)	No	No	Yes
inet_pton()	Standard Unix, POSIX 1003.1g (draft)	Yes	Yes	Yes
ioctl()	Standard Unix	No	No	No
isfdtype()	POSIX 1003.1g (draft)	No	Yes	Yes

L

Function	Classification	ISR	Signal	Thread
listen()	Standard Unix, POSIX 1003.1g (draft)	No	No	Yes

N

Function	Classification	ISR	Signal	Thread
ntohl()	Standard Unix, POSIX 1003.1g (draft)	Yes	Yes	Yes
ntohs()	Standard Unix, POSIX 1003.1g (draft)	Yes	Yes	Yes

R

Function	Classification	ISR	Signal	Thread
Raccept()	SOCKS	No	No	No
Rbind()	SOCKS	No	No	No
rcmd()	Unix	No	No	No
Rconnect()	SOCKS	No	No	No
read_main_config_file()	SNMP	No	No	No
recv()	Standard Unix, POSIX 1003.1g (draft)	No	No	Yes
recvfrom()	Standard Unix, POSIX 1003.1g (draft)	No	No	Yes
recvmsg()	Standard Unix, POSIX 1003.1g (draft)	No	No	Yes
res_init()	Unix	No	No	No
res_mkquery()	Unix	No	No	No
res_query()	Unix	No	No	No
res_querydomain()	Unix	No	No	No
res_search()	Unix	No	No	No
res_send()	Unix	No	No	No
Rgetsockname()	SOCKS	No	No	No
Rlisten()	SOCKS	No	No	No
Rrcmd()	SOCKS	No	No	No
rresvport()	Unix	No	No	Yes
Rselect()	SOCKS	No	No	No
ruserok()	Unix	No	No	No

S

Function	Classification	ISR	Signal	Thread
send()	Standard Unix, POSIX 1003.1g (draft)	No	No	Yes
sendmsg()	Standard Unix, POSIX 1003.1g (draft)	No	No	Yes
sendto()	Standard Unix, POSIX 1003.1g (draft)	No	No	Yes
sethostent()	Standard Unix, POSIX 1003.1g (draft)	No	No	No
sethostname()	Unix	No	No	Yes
setnetent()	Standard Unix, POSIX 1003.1g (draft)	No	No	No
setprotoent()	Standard Unix, POSIX 1003.1g (draft)	No	No	No
setservent()	Standard Unix, POSIX 1003.1g (draft)	No	No	No
setsockopt()	Standard Unix, POSIX 1003.1g (draft)	No	No	Yes
shutdown()	Standard Unix, POSIX 1003.1g (draft)	No	No	No
snmp_close()	SNMP	No	No	No
snmp_free_pdu()	SNMP	No	No	No
snmp_open()	SNMP	No	No	No
snmp_pdu_create()	SNMP	No	No	No
snmp_read()	SNMP	No	No	No
snmp_select_info()	SNMP	No	No	No
snmp_send()	SNMP	No	No	No
snmp_timeout()	SNMP	No	No	No
sockatmark()	POSIX 1003.1g (draft)	No	No	No
socket()	Standard Unix, POSIX 1003.1g (draft)	No	No	Yes
socketpair()	Standard Unix	No	No	Yes
SOCKSinit()	SOCKS	No	No	No
sysctl()	Unix	No	No	Yes

V

Function	Classification	ISR	Signal	Thread
vp_attach()	QNX 4	No	No	No
vp_detach()	QNX 4	No	No	No
vp_getpkt()	QNX 4	No	No	No
vp_ifrname()	QNX 4	No	No	No
vp_ioctl()	QNX 4	No	No	No
vp_ktom()	QNX 4	No	No	No
vp_mclget()	QNX 4	No	No	No
vp_mfree()	QNX 4	No	No	No
vp_mfreem()	QNX 4	No	No	No
vp_mget()	QNX 4	No	No	No
vp_mgethdr()	QNX 4	No	No	No
vp_mtok()	QNX 4	No	No	No
vp_putpkt()	QNX 4	No	No	No
vp_unit()	QNX 4	No	No	No