diff options
Diffstat (limited to 'networking')
| -rw-r--r-- | networking/inetd.c | 127 |
1 files changed, 64 insertions, 63 deletions
diff --git a/networking/inetd.c b/networking/inetd.c index 01f38ad60..3cf7b2d3b 100644 --- a/networking/inetd.c +++ b/networking/inetd.c @@ -159,15 +159,15 @@ #include <syslog.h> #include <sys/un.h> -//#define CONFIG_FEATURE_INETD_RPC -//#define CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_ECHO -//#define CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_DISCARD -//#define CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_TIME -//#define CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_DAYTIME -//#define CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_CHARGEN -//#define CONFIG_FEATURE_IPV6 - -#ifdef CONFIG_FEATURE_INETD_RPC +//#define ENABLE_FEATURE_INETD_RPC 1 +//#define ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_ECHO 1 +//#define ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_DISCARD 1 +//#define ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_TIME 1 +//#define ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_DAYTIME 1 +//#define ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_CHARGEN 1 +//#define ENABLE_FEATURE_IPV6 1 + +#if ENABLE_FEATURE_INETD_RPC #include <rpc/rpc.h> #include <rpc/pmap_clnt.h> #endif @@ -194,17 +194,17 @@ static struct rlimit rlim_ofile; /* Check unsupporting builtin */ -#if defined CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_ECHO || \ - defined CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_DISCARD || \ - defined CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_TIME || \ - defined CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_DAYTIME || \ - defined CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_CHARGEN +#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_ECHO || \ + ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_DISCARD || \ + ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_TIME || \ + ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_DAYTIME || \ + ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_CHARGEN # define INETD_FEATURE_ENABLED #endif -#if defined CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_ECHO || \ - defined CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_DISCARD || \ - defined CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_CHARGEN +#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_ECHO || \ + ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_DISCARD || \ + ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_CHARGEN # define INETD_SETPROCTITLE #endif @@ -214,7 +214,7 @@ typedef struct servtab { int se_socktype; /* type of socket to use */ int se_family; /* address family */ char *se_proto; /* protocol used */ -#ifdef CONFIG_FEATURE_INETD_RPC +#if ENABLE_FEATURE_INETD_RPC int se_rpcprog; /* rpc program number */ int se_rpcversl; /* rpc program lowest version */ int se_rpcversh; /* rpc program highest version */ @@ -236,7 +236,7 @@ typedef struct servtab { union { struct sockaddr se_un_ctrladdr; struct sockaddr_in se_un_ctrladdr_in; -#ifdef CONFIG_FEATURE_IPV6 +#if ENABLE_FEATURE_IPV6 struct sockaddr_in6 se_un_ctrladdr_in6; #endif struct sockaddr_un se_un_ctrladdr_un; @@ -264,53 +264,53 @@ struct builtin { }; /* Echo received data */ -#ifdef CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_ECHO +#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_ECHO static void echo_stream(int, servtab_t *); static void echo_dg(int, servtab_t *); #endif /* Internet /dev/null */ -#ifdef CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_DISCARD +#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_DISCARD static void discard_stream(int, servtab_t *); static void discard_dg(int, servtab_t *); #endif /* Return 32 bit time since 1900 */ -#ifdef CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_TIME +#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_TIME static void machtime_stream(int, servtab_t *); static void machtime_dg(int, servtab_t *); #endif /* Return human-readable time */ -#ifdef CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_DAYTIME +#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_DAYTIME static void daytime_stream(int, servtab_t *); static void daytime_dg(int, servtab_t *); #endif /* Familiar character generator */ -#ifdef CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_CHARGEN +#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_CHARGEN static void chargen_stream(int, servtab_t *); static void chargen_dg(int, servtab_t *); #endif static const struct builtin builtins[] = { -#ifdef CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_ECHO +#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_ECHO /* Echo received data */ {"echo", SOCK_STREAM, 1, 0, echo_stream,}, {"echo", SOCK_DGRAM, 0, 0, echo_dg,}, #endif -#ifdef CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_DISCARD +#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_DISCARD /* Internet /dev/null */ {"discard", SOCK_STREAM, 1, 0, discard_stream,}, {"discard", SOCK_DGRAM, 0, 0, discard_dg,}, #endif -#ifdef CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_TIME +#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_TIME /* Return 32 bit time since 1900 */ {"time", SOCK_STREAM, 0, 0, machtime_stream,}, {"time", SOCK_DGRAM, 0, 0, machtime_dg,}, #endif -#ifdef CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_DAYTIME +#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_DAYTIME /* Return human-readable time */ {"daytime", SOCK_STREAM, 0, 0, daytime_stream,}, {"daytime", SOCK_DGRAM, 0, 0, daytime_dg,}, #endif -#ifdef CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_CHARGEN +#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_CHARGEN /* Familiar character generator */ {"chargen", SOCK_STREAM, 1, 0, chargen_stream,}, {"chargen", SOCK_DGRAM, 0, 0, chargen_dg,}, @@ -364,7 +364,7 @@ static void endconfig(void) defhost = 0; } -#ifdef CONFIG_FEATURE_INETD_RPC +#if ENABLE_FEATURE_INETD_RPC static void register_rpc(servtab_t *sep) { int n; @@ -401,7 +401,7 @@ static void unregister_rpc(servtab_t *sep) bb_error_msg("pmap_unset(%u, %u)", sep->se_rpcprog, n); } } -#endif /* CONFIG_FEATURE_INETD_RPC */ +#endif /* FEATURE_INETD_RPC */ static void freeconfig(servtab_t *cp) { @@ -417,13 +417,13 @@ static void freeconfig(servtab_t *cp) free(cp->se_argv[i]); } -static int bump_nofile (void) +static int bump_nofile(void) { #define FD_CHUNK 32 struct rlimit rl; - if (getrlimit (RLIMIT_NOFILE, &rl) < 0) { + if (getrlimit(RLIMIT_NOFILE, &rl) < 0) { bb_perror_msg("getrlimit"); return -1; } @@ -456,7 +456,7 @@ static void setup(servtab_t *sep) if (setsockopt_reuseaddr(sep->se_fd) < 0) bb_perror_msg("setsockopt(SO_REUSEADDR)"); -#ifdef CONFIG_FEATURE_INETD_RPC +#if ENABLE_FEATURE_INETD_RPC if (isrpcservice(sep)) { struct passwd *pwd; @@ -577,7 +577,7 @@ static servtab_t *dupconfig(servtab_t *sep) newtab->se_socktype = sep->se_socktype; newtab->se_family = sep->se_family; newtab->se_proto = xstrdup(sep->se_proto); -#ifdef CONFIG_FEATURE_INETD_RPC +#if ENABLE_FEATURE_INETD_RPC newtab->se_rpcprog = sep->se_rpcprog; newtab->se_rpcversl = sep->se_rpcversl; newtab->se_rpcversh = sep->se_rpcversh; @@ -669,13 +669,13 @@ static servtab_t *getconfigent(void) } else { sep->se_family = AF_INET; if (sep->se_proto[strlen(sep->se_proto) - 1] == '6') -#ifdef CONFIG_FEATURE_IPV6 +#if ENABLE_FEATURE_IPV6 sep->se_family = AF_INET6; #else bb_error_msg("%s: IPV6 not supported", sep->se_proto); #endif if (strncmp(sep->se_proto, "rpc/", 4) == 0) { -#ifdef CONFIG_FEATURE_INETD_RPC +#if ENABLE_FEATURE_INETD_RPC char *p, *ccp; long l; @@ -872,7 +872,7 @@ static servtab_t *enter(servtab_t *cp) sep = new_servtab(); *sep = *cp; sep->se_fd = -1; -#ifdef CONFIG_FEATURE_INETD_RPC +#if ENABLE_FEATURE_INETD_RPC sep->se_rpcprog = -1; #endif Block_Using_Signals(omask); @@ -906,7 +906,7 @@ static int matchconf(servtab_t *old, servtab_t *new) sizeof(new->se_ctrladdr_in.sin_addr)) != 0) return 0; -#ifdef CONFIG_FEATURE_IPV6 +#if ENABLE_FEATURE_IPV6 if (old->se_family == AF_INET6 && new->se_family == AF_INET6 && memcmp(&old->se_ctrladdr_in6.sin6_addr, &new->se_ctrladdr_in6.sin6_addr, @@ -961,7 +961,7 @@ static void config(int sig ATTRIBUTE_UNUSED) SWAP(char *, sep->se_argv[i], cp->se_argv[i]); #undef SWAP -#ifdef CONFIG_FEATURE_INETD_RPC +#if ENABLE_FEATURE_INETD_RPC if (isrpcservice(sep)) unregister_rpc(sep); sep->se_rpcversl = cp->se_rpcversl; @@ -992,7 +992,7 @@ static void config(int sig ATTRIBUTE_UNUSED) /* se_ctrladdr_in was set in getconfigent */ sep->se_ctrladdr_size = sizeof sep->se_ctrladdr_in; -#ifdef CONFIG_FEATURE_INETD_RPC +#if ENABLE_FEATURE_INETD_RPC if (isrpcservice(sep)) { struct rpcent *rp; // FIXME: atoi_or_else(str, 0) would be handy here @@ -1039,13 +1039,13 @@ static void config(int sig ATTRIBUTE_UNUSED) setup(sep); } break; -#ifdef CONFIG_FEATURE_IPV6 +#if ENABLE_FEATURE_IPV6 case AF_INET6: sep->se_ctrladdr_in6.sin6_family = AF_INET6; /* se_ctrladdr_in was set in getconfigent */ sep->se_ctrladdr_size = sizeof sep->se_ctrladdr_in6; -#ifdef CONFIG_FEATURE_INETD_RPC +#if ENABLE_FEATURE_INETD_RPC if (isrpcservice(sep)) { struct rpcent *rp; @@ -1092,7 +1092,7 @@ static void config(int sig ATTRIBUTE_UNUSED) setup(sep); } break; -#endif /* CONFIG_FEATURE_IPV6 */ +#endif /* FEATURE_IPV6 */ } serv_unknown: if (cp->se_next != NULL) { @@ -1122,7 +1122,7 @@ static void config(int sig ATTRIBUTE_UNUSED) nsock--; (void) close(sep->se_fd); } -#ifdef CONFIG_FEATURE_INETD_RPC +#if ENABLE_FEATURE_INETD_RPC if (isrpcservice(sep)) unregister_rpc(sep); #endif @@ -1171,11 +1171,11 @@ static void retry(int sig ATTRIBUTE_UNUSED) switch (sep->se_family) { case AF_UNIX: case AF_INET: -#ifdef CONFIG_FEATURE_IPV6 +#if ENABLE_FEATURE_IPV6 case AF_INET6: #endif setup(sep); -#ifdef CONFIG_FEATURE_INETD_RPC +#if ENABLE_FEATURE_INETD_RPC if (sep->se_fd != -1 && isrpcservice(sep)) register_rpc(sep); #endif @@ -1199,10 +1199,10 @@ static void goaway(int sig ATTRIBUTE_UNUSED) (void) unlink(sep->se_service); break; case AF_INET: -#ifdef CONFIG_FEATURE_IPV6 +#if ENABLE_FEATURE_IPV6 case AF_INET6: #endif -#ifdef CONFIG_FEATURE_INETD_RPC +#if ENABLE_FEATURE_INETD_RPC if (sep->se_wait == 1 && isrpcservice(sep)) unregister_rpc(sep); /* XXX signal race */ #endif @@ -1526,9 +1526,9 @@ do_exit1: */ #define BUFSIZE 4096 -#if defined(CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_ECHO) || \ - defined(CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_CHARGEN) || \ - defined(CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_DAYTIME) +#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_ECHO || \ + ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_CHARGEN || \ + ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_DAYTIME static int dg_badinput(struct sockaddr_in *dg_sin) { if (ntohs(dg_sin->sin_port) < IPPORT_RESERVED) @@ -1540,7 +1540,7 @@ static int dg_badinput(struct sockaddr_in *dg_sin) } #endif -#ifdef CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_ECHO +#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_ECHO /* Echo service -- echo data back */ /* ARGSUSED */ static void @@ -1578,9 +1578,9 @@ echo_dg(int s, servtab_t *sep ATTRIBUTE_UNUSED) return; (void) sendto(s, buffer, i, 0, &sa, sizeof(sa)); } -#endif /* CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_ECHO */ +#endif /* FEATURE_INETD_SUPPORT_BUILTIN_ECHO */ -#ifdef CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_DISCARD +#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_DISCARD /* Discard service -- ignore data */ /* ARGSUSED */ static void @@ -1605,10 +1605,10 @@ discard_dg(int s, servtab_t *sep ATTRIBUTE_UNUSED) (void) read(s, buffer, sizeof(buffer)); } -#endif /* CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_DISCARD */ +#endif /* FEATURE_INETD_SUPPORT_BUILTIN_DISCARD */ -#ifdef CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_CHARGEN +#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_CHARGEN #define LINESIZ 72 static char ring[128]; static char *endring; @@ -1695,10 +1695,10 @@ chargen_dg(int s, servtab_t *sep ATTRIBUTE_UNUSED) text[LINESIZ + 1] = '\n'; (void) sendto(s, text, sizeof(text), 0, &sa, sizeof(sa)); } -#endif /* CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_CHARGEN */ +#endif /* FEATURE_INETD_SUPPORT_BUILTIN_CHARGEN */ -#ifdef CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_TIME +#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_TIME /* * Return a machine readable date and time, in the form of the * number of seconds since midnight, Jan 1, 1900. Since gettimeofday @@ -1749,19 +1749,20 @@ machtime_dg(int s, servtab_t *sep ATTRIBUTE_UNUSED) result = machtime(); (void) sendto(s, (char *) &result, sizeof(result), 0, &sa, sizeof(sa)); } -#endif /* CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_TIME */ +#endif /* FEATURE_INETD_SUPPORT_BUILTIN_TIME */ -#ifdef CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_DAYTIME +#if ENABLE_FEATURE_INETD_SUPPORT_BUILTIN_DAYTIME /* Return human-readable time of day */ /* ARGSUSED */ static void daytime_stream(int s, servtab_t *sep ATTRIBUTE_UNUSED) { - char buffer[256]; + char buffer[32]; time_t t; t = time(NULL); +// fdprintf instead? (void) sprintf(buffer, "%.24s\r\n", ctime(&t)); (void) write(s, buffer, strlen(buffer)); } @@ -1787,4 +1788,4 @@ daytime_dg(int s, servtab_t *sep ATTRIBUTE_UNUSED) (void) sprintf(buffer, "%.24s\r\n", ctime(&t)); (void) sendto(s, buffer, strlen(buffer), 0, &sa, sizeof(sa)); } -#endif /* CONFIG_FEATURE_INETD_SUPPORT_BUILTIN_DAYTIME */ +#endif /* FEATURE_INETD_SUPPORT_BUILTIN_DAYTIME */ |