solanum/librb/include/rb_lib.h
Elizabeth Myers d86692fa44 Add new sockaddr_storage port retrieval/setting macros
These macros are safe for use on IPv6 and clean up a lot of code.
2016-03-31 03:00:29 -05:00

256 lines
5.8 KiB
C

#ifndef RB_LIB_H
#define RB_LIB_H 1
#include <librb-config.h>
#include <stdio.h>
#include <limits.h>
#include <stdarg.h>
#include <assert.h>
#include <fcntl.h>
#include <signal.h>
#include <ctype.h>
#ifdef __GNUC__
#undef alloca
#define alloca __builtin_alloca
#else
# ifdef _MSC_VER
# include <malloc.h>
# define alloca _alloca
# else
# if RB_HAVE_ALLOCA_H
# include <alloca.h>
# else
# ifdef _AIX
#pragma alloca
# else
# ifndef alloca /* predefined by HP cc +Olibcalls */
char *alloca();
# endif
# endif
# endif
# endif
#endif /* __GNUC__ */
#ifdef __GNUC__
#ifdef rb_likely
#undef rb_likely
#endif
#ifdef rb_unlikely
#undef rb_unlikely
#endif
#if __GNUC__ == 2 && __GNUC_MINOR__ < 96
# define __builtin_expect(x, expected_value) (x)
#endif
#define rb_likely(x) __builtin_expect(!!(x), 1)
#define rb_unlikely(x) __builtin_expect(!!(x), 0)
#else /* !__GNUC__ */
#define UNUSED(x) x
#ifdef rb_likely
#undef rb_likely
#endif
#ifdef rb_unlikely
#undef rb_unlikely
#endif
#define rb_likely(x) (x)
#define rb_unlikely(x) (x)
#endif
#ifdef _WIN32
#define rb_get_errno() do { errno = WSAGetLastError(); WSASetLastError(errno); } while(0)
typedef SOCKET rb_platform_fd_t;
#define RB_PATH_SEPARATOR '\\'
#else
#define rb_get_errno()
typedef int rb_platform_fd_t;
#define RB_PATH_SEPARATOR '/'
#endif
#ifdef _WIN32
#include <process.h>
#ifndef PATH_MAX
#define PATH_MAX 128
#endif
#ifdef strerror
#undef strerror
#endif
#define strerror(x) rb_strerror(x)
char *rb_strerror(int error);
#undef ENOBUFS
#define ENOBUFS WSAENOBUFS
#undef EINPROGRESS
#define EINPROGRESS WSAEINPROGRESS
#undef EWOULDBLOCK
#define EWOULDBLOCK WSAEWOULDBLOCK
#undef EMSGSIZE
#define EMSGSIZE WSAEMSGSIZE
#undef EALREADY
#define EALREADY WSAEALREADY
#undef EISCONN
#define EISCONN WSAEISCONN
#undef EADDRINUSE
#define EADDRINUSE WSAEADDRINUSE
#undef EAFNOSUPPORT
#define EAFNOSUPPORT WSAEAFNOSUPPORT
#define pipe(x) _pipe(x, 1024, O_BINARY)
#define ioctl(x,y,z) ioctlsocket(x,y, (unsigned long *)z)
#define WNOHANG 1
#ifndef SIGKILL
#define SIGKILL SIGTERM
#endif
#endif /* _WIN32 */
#ifndef HOSTIPLEN
#define HOSTIPLEN 53
#endif
#ifdef __GNUC__
#define slrb_assert(expr) do \
if(rb_unlikely(!(expr))) { \
rb_lib_log( \
"file: %s line: %d (%s): Assertion failed: (%s)", \
__FILE__, __LINE__, __PRETTY_FUNCTION__, #expr); \
} \
while(0)
#else
#define slrb_assert(expr) do \
if(rb_unlikely(!(expr))) { \
rb_lib_log( \
"file: %s line: %d: Assertion failed: (%s)", \
__FILE__, __LINE__, #expr); \
} \
while(0)
#endif
#ifdef SOFT_ASSERT
#define lrb_assert(expr) slrb_assert(expr)
#else
#define lrb_assert(expr) do { slrb_assert(expr); assert(expr); } while(0)
#endif
#ifdef RB_SOCKADDR_HAS_SA_LEN
#define ss_len sa_len
#endif
#define GET_SS_FAMILY(x) (((const struct sockaddr *)(x))->sa_family)
#define SET_SS_FAMILY(x, y) ((((struct sockaddr *)(x))->sa_family) = y)
#ifdef RB_SOCKADDR_HAS_SA_LEN
#define SET_SS_LEN(x, y) do { \
struct sockaddr *_storage; \
_storage = ((struct sockaddr *)(x));\
_storage->sa_len = (y); \
} while (0)
#define GET_SS_LEN(x) (((struct sockaddr *)(x))->sa_len)
#else /* !RB_SOCKADDR_HAS_SA_LEN */
#define SET_SS_LEN(x, y) (((struct sockaddr *)(x))->sa_family = ((struct sockaddr *)(x))->sa_family)
#ifdef RB_IPV6
#define GET_SS_LEN(x) (((struct sockaddr *)(x))->sa_family == AF_INET ? sizeof(struct sockaddr_in) : sizeof(struct sockaddr_in6))
#else
#define GET_SS_LEN(x) (((struct sockaddr *)(x))->sa_family == AF_INET ? sizeof(struct sockaddr_in) : 0)
#endif
#endif
#ifdef RB_IPV6
#define GET_SS_PORT(x) (((struct sockaddr *)(x))->sa_family == AF_INET ? ((struct sockaddr_in *)(x))->sin_port : ((struct sockaddr_in6 *)(x))->sin6_port)
#define SET_SS_PORT(x, y) do { \
if(((struct sockaddr *)(x))->sa_family == AF_INET) { \
((struct sockaddr_in *)(x))->sin_port = (y); \
} else { \
((struct sockaddr_in6 *)(x))->sin6_port = (y); \
} \
} while (0)
#else
#define GET_SS_PORT(x) (((struct sockaddr_in *)(x))->sin_port)
#define SET_SS_PORT(x, y) (((struct sockaddr_in *)(x))->sin_port = y)
#endif
#ifndef INADDRSZ
#define INADDRSZ 4
#endif
#ifndef IN6ADDRSZ
#define IN6ADDRSZ 16
#endif
#ifndef INT16SZ
#define INT16SZ 2
#endif
#ifndef UINT16_MAX
#define UINT16_MAX (65535U)
#endif
typedef void log_cb(const char *buffer);
typedef void restart_cb(const char *buffer);
typedef void die_cb(const char *buffer);
char *rb_ctime(const time_t, char *, size_t);
char *rb_date(const time_t, char *, size_t);
void rb_lib_log(const char *, ...);
void rb_lib_restart(const char *, ...);
void rb_lib_die(const char *, ...);
void rb_set_time(void);
const char *rb_lib_version(void);
void rb_lib_init(log_cb * xilog, restart_cb * irestart, die_cb * idie, int closeall, int maxfds,
size_t dh_size, size_t fd_heap_size);
void rb_lib_loop(long delay);
time_t rb_current_time(void);
const struct timeval *rb_current_time_tv(void);
pid_t rb_spawn_process(const char *, const char **);
char *rb_strtok_r(char *, const char *, char **);
int rb_gettimeofday(struct timeval *, void *);
void rb_sleep(unsigned int seconds, unsigned int useconds);
char *rb_crypt(const char *, const char *);
unsigned char *rb_base64_encode(const unsigned char *str, int length);
unsigned char *rb_base64_decode(const unsigned char *str, int length, int *ret);
int rb_kill(pid_t, int);
char *rb_strerror(int);
int rb_setenv(const char *, const char *, int);
pid_t rb_waitpid(pid_t pid, int *status, int options);
pid_t rb_getpid(void);
//unsigned int rb_geteuid(void);
#include <rb_tools.h>
#include <rb_memory.h>
#include <rb_commio.h>
#include <rb_balloc.h>
#include <rb_linebuf.h>
#include <rb_event.h>
#include <rb_helper.h>
#include <rb_rawbuf.h>
#include <rb_patricia.h>
#endif