terom@0: """
terom@0:     Libc stuff
terom@0: """
terom@0: 
terom@0: cdef extern from "stdint.h":
terom@0:     # yes, these are "wrong"
terom@0:     ctypedef unsigned char uint8_t
terom@0:     ctypedef unsigned short uint16_t
terom@0:     ctypedef unsigned int uint32_t
terom@0:     
terom@0:     ctypedef signed char int8_t
terom@0:     ctypedef signed short int16_t
terom@0:     ctypedef signed int int32_t
terom@0: 
terom@0: # <linux/types.h>
terom@0: cdef extern from "linux/types.h" :
terom@0:     ctypedef uint8_t __u8
terom@0:     ctypedef uint16_t __u16
terom@0:     ctypedef uint32_t __u32
terom@0:     
terom@0:     ctypedef int8_t __s8
terom@0:     ctypedef int16_t __s16
terom@0:     ctypedef int32_t __s32
terom@0: 
terom@0: cdef extern from "alloca.h" :
terom@0:     void* alloca (size_t size)
terom@0: 
terom@0: # <sys/socket.h>
terom@0: cdef extern from "sys/socket.h" :
terom@0:     enum :
terom@0:         SOCK_STREAM
terom@0:         SOCK_DGRAM
terom@0:         SOCK_SEQPACKET
terom@0: 
terom@0:     enum :
terom@0:         PF_UNSPEC
terom@0:         PF_LOCAL
terom@0:         PF_INET
terom@0:         PF_INET6
terom@0:     
terom@0:     # these are #defines
terom@0:     enum :
terom@0:         PF_UNIX
terom@0: 
terom@0:         AF_UNSPEC
terom@0:         AF_LOCAL
terom@0:         AF_UNIX
terom@0:         AF_INET
terom@0:         AF_INET6
terom@0: 
terom@0:     ctypedef uint16_t sa_family_t
terom@0:     ctypedef uint16_t in_port_t
terom@0:     ctypedef uint32_t in_addr_t
terom@0: 
terom@0:     ## AF_INET
terom@0:     struct in_addr :
terom@0:         in_addr_t s_addr
terom@0: 
terom@0:     struct sockaddr_in :
terom@0:         sa_family_t     sin_family
terom@0:         in_port_t       sin_port
terom@0:         in_addr         sin_addr
terom@0: 
terom@0:     # XXX: should these be in another cdef?
terom@0:     in_addr_t INADDR_ANY
terom@0: 
terom@0:     ## AF_INET6
terom@0:     struct in6_addr :
terom@0:         pass
terom@0: 
terom@0:     struct sockaddr_in6 :
terom@0:         sa_family_t     sin6_family
terom@0:         in_port_t       sin6_port
terom@0:         uint32_t        sin6_flowinfo
terom@0:         in6_addr        sin6_addr
terom@0:         uint32_t        sin6_scope_id
terom@0: 
terom@0:     # common in6_addr's
terom@0:     in6_addr in6addr_any
terom@0:     in6_addr in6addr_loopback
terom@0: 
terom@0:     ## actually from bits/socket.h...
terom@0:     struct sockaddr :
terom@0:         sa_family_t     sa_family
terom@0: 
terom@0:     struct sockaddr_storage :
terom@0:         sa_family_t     ss_family
terom@0: 
terom@0: cdef extern from "arpa/inet.h" :
terom@0:     uint16_t htons(uint16_t)
terom@0:     uint32_t htonl(uint32_t)
terom@0:     uint16_t ntohs(uint16_t)
terom@0:     uint32_t ntohl(uint32_t)
terom@0:     
terom@0:     # XXX: correct?!
terom@0:     ctypedef size_t socklen_t
terom@0: 
terom@0:     ## constants
terom@0:     enum :
terom@0:         INET_ADDRSTRLEN
terom@0:         INET6_ADDRSTRLEN
terom@0:     
terom@0:     char* c_inet_ntop "inet_ntop" (int af, void *sockaddr, char *buf, socklen_t len)
terom@0:     int c_inet_pton "inet_pton" (int af, char *src, void *dst)
terom@0: 
terom@0: cdef extern from "netdb.h" :
terom@0:     int c_getnameinfo "getnameinfo" (
terom@0:             sockaddr *sa, socklen_t salen, 
terom@0:             char *host, size_t hostlen, 
terom@0:             char *serv, size_t servlen, 
terom@0:             int flags
terom@0:     )
terom@0: 
terom@0:     enum :
terom@0:         NI_NOFQDN
terom@0:         NI_NUMERICHOST
terom@0:         NI_NAMEREQD
terom@0:         NI_NUMERICSERV
terom@0:         NI_DGRAM
terom@0: 
terom@0:         NI_MAXHOST
terom@0:         NI_MAXSERV
terom@0: 
terom@0:     char* gai_strerror (int err)
terom@0: 
terom@0: # python-friendly wrapper around inet_ntop
terom@0: cdef object inet_ntop (int af, void *sockaddr)
terom@0: cdef object inet_pton (int af, char *addr, void *sockaddr_out)
terom@0: 
terom@0: # sockaddr, flags -> (host, service)
terom@0: cdef object getnameinfo (sockaddr *sa, socklen_t salen, int flags)