| /* source: sysutils.h */ |
| /* Copyright Gerhard Rieger and contributors (see file CHANGES) */ |
| /* Published under the GNU General Public License V.2, see file COPYING */ |
| |
| #ifndef __sysutils_h_included |
| #define __sysutils_h_included 1 |
| |
| #if WITH_IP6 |
| /* not all OSes provide in6_addr that allows splitting to 16 or 32 bit junks of |
| the host address part of sockaddr_in6; here we help ourselves */ |
| union xioin6_u { |
| uint8_t u6_addr8[16]; |
| uint16_t u6_addr16[8]; |
| uint32_t u6_addr32[4]; |
| } ; |
| #endif /* WITH_IP6 */ |
| |
| #if _WITH_SOCKET |
| union sockaddr_union { |
| struct sockaddr soa; |
| #if WITH_UNIX |
| struct sockaddr_un un; |
| #endif /* WITH_UNIX */ |
| #if _WITH_IP4 |
| struct sockaddr_in ip4; |
| #endif /* _WITH_IP4 */ |
| #if WITH_IP6 |
| struct sockaddr_in6 ip6; |
| #endif /* WITH_IP6 */ |
| #if WITH_VSOCK |
| struct sockaddr_vm vm; |
| #endif /* WITH_IP6 */ |
| #if WITH_INTERFACE |
| struct sockaddr_ll ll; |
| #endif |
| } ; |
| #endif /* _WITH_SOCKET */ |
| |
| #if _WITH_SOCKET |
| struct xiorange { |
| union sockaddr_union netaddr; |
| union sockaddr_union netmask; |
| } ; |
| #endif /* _WITH_SOCKET */ |
| |
| #if _WITH_INTERFACE |
| extern const int one; |
| #endif |
| |
| extern ssize_t writefull(int fd, const void *buff, size_t bytes); |
| |
| #if _WITH_SOCKET |
| extern socklen_t socket_init(int af, union sockaddr_union *sa); |
| #endif |
| #if WITH_UNIX |
| extern void socket_un_init(struct sockaddr_un *sa); |
| #endif /* WITH_UNIX */ |
| #if _WITH_IP4 |
| extern void socket_in_init(struct sockaddr_in *sa); |
| #endif /* _WITH_IP4 */ |
| #if _WITH_IP6 |
| extern void socket_in6_init(struct sockaddr_in6 *sa); |
| #endif /* _WITH_IP4 */ |
| |
| #if _WITH_SOCKET |
| extern char *sockaddr_info(const struct sockaddr *sa, socklen_t salen, char *buff, size_t blen); |
| #endif |
| #if WITH_UNIX |
| extern char *sockaddr_unix_info(const struct sockaddr_un *sa, socklen_t salen, char *buff, size_t blen); |
| #endif /* WITH_UNIX */ |
| #if WITH_IP4 |
| extern char *inet4addr_info(uint32_t addr, char *buff, size_t blen); |
| extern char *sockaddr_inet4_info(const struct sockaddr_in *sa, char *buff, size_t blen); |
| #endif /* WITH_IP4 */ |
| #if WITH_IP6 |
| extern char *sockaddr_inet6_info(const struct sockaddr_in6 *sa, char *buff, size_t blen); |
| #endif /* WITH_IP6 */ |
| #if WITH_VSOCK |
| extern char *sockaddr_vm_info(const struct sockaddr_vm *sa, char *buff, size_t blen); |
| extern int sockaddr_vm_parse(struct sockaddr_vm *sa, const char *cid_str, |
| const char *port_str); |
| #endif /* WITH_VSOCK */ |
| #if !HAVE_INET_NTOP |
| extern const char *inet_ntop(int pf, const void *binaddr, |
| char *addrtext, socklen_t textlen); |
| #endif |
| extern int check_ip4addr(const char *address); |
| extern int check_ip6addr(const char *address); |
| extern int check_ipaddr(const char *address); |
| |
| #if defined(HAVE_SETGRENT) && defined(HAVE_GETGRENT) && defined(HAVE_ENDGRENT) |
| extern int getusergroups(const char *user, gid_t *list, int *ngroups); |
| #endif |
| |
| #if !HAVE_HSTRERROR |
| extern const char *hstrerror(int err); |
| #endif |
| |
| extern int xiopoll(struct pollfd fds[], unsigned long nfds, struct timeval *timeout); |
| |
| extern int parseport(const char *portname, int proto); |
| |
| extern int ifindexbyname(const char *ifname, int anysock); |
| extern int ifindex(const char *ifname, unsigned int *ifindex, int anysock); |
| |
| extern int xiosetenv(const char *varname, const char *value, int overwrite, const char *sep); |
| extern int |
| xiosetenv2(const char *varname, const char *varname2, const char *value, |
| int overwrite, const char *sep); |
| extern int |
| xiosetenv3(const char *varname, const char *varname2, const char *varname3, |
| const char *value, int overwrite, const char *sep); |
| extern int xiosetenvulong(const char *varname, unsigned long value, |
| int overwrite); |
| extern int xiosetenvushort(const char *varname, unsigned short value, |
| int overwrite); |
| extern unsigned long int Strtoul(const char *nptr, char **endptr, int base, const char *txt); |
| extern long long int Strtoll(const char *nptr, char **endptr, int base, const char *txt); |
| extern double Strtod(const char *nptr, char **endptr, const char *txt); |
| extern int xio_opensnifffile(const char *a, struct timeval *tv); |
| |
| #endif /* !defined(__sysutils_h_included) */ |