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Diffstat (limited to '')
| -rw-r--r-- | src/include/missing-h | 530 |
1 files changed, 530 insertions, 0 deletions
diff --git a/src/include/missing-h b/src/include/missing-h new file mode 100644 index 0000000..5698797 --- /dev/null +++ b/src/include/missing-h @@ -0,0 +1,530 @@ +#ifndef _FR_MISSING_H +#define _FR_MISSING_H + +/* + * missing.h Replacements for functions that are or can be + * missing on some platforms. + * HAVE_* and WITH_* defines are substituted at + * build time by make with values from autoconf.h. + * + * Version: $Id$ + * + */ +RCSIDH(missing_h, "$Id$") + +#ifdef HAVE_STDINT_H +# include <stdint.h> +#endif + +#ifdef HAVE_STDDEF_H +# include <stddef.h> +#endif + +#ifdef HAVE_SYS_TYPES_H +# include <sys/types.h> +#endif + +#ifdef HAVE_INTTYPES_H +# include <inttypes.h> +#endif + +#ifdef HAVE_STRINGS_H +# include <strings.h> +#endif + +#ifdef HAVE_STRING_H +# include <string.h> +#endif + +#ifdef HAVE_NETDB_H +# include <netdb.h> +#endif + +#ifdef HAVE_NETINET_IN_H +# include <netinet/in.h> +#endif + +#ifdef HAVE_ARPA_INET_H +# include <arpa/inet.h> +#endif + +#ifdef HAVE_SYS_SELECT_H +# include <sys/select.h> +#endif + +#ifdef HAVE_SYS_SOCKET_H +# include <sys/socket.h> +#endif + +#ifdef HAVE_UNISTD_H +# include <unistd.h> +#endif + +#ifndef HAVE_VSNPRINTF +# include <stdarg.h> +#endif + +#ifdef HAVE_ERRNO_H +# include <errno.h> +#endif + +/* + * Check for inclusion of <time.h>, versus <sys/time.h> + * Taken verbatim from the autoconf manual. + */ +#ifdef TIME_WITH_SYS_TIME +# include <sys/time.h> +# include <time.h> +#else +# if HAVE_SYS_TIME_H +# include <sys/time.h> +# else +# include <time.h> +# endif +#endif + +#ifdef HAVE_OPENSSL_SSL_H +# include <openssl/ssl.h> +#endif + +#ifdef HAVE_OPENSSL_HMAC_H +# include <openssl/hmac.h> +#endif + +#ifdef HAVE_OPENSSL_ASN1_H +# include <openssl/asn1.h> +#endif + +#ifdef HAVE_OPENSSL_CONF_H +# include <openssl/conf.h> +#endif + +/* + * Don't look for winsock.h if we're on cygwin. + */ +#if !defined(__CYGWIN__) && defined(HAVE_WINSOCK_H) +# include <winsock.h> +#endif + +#ifdef __APPLE__ +#undef DARWIN +#define DARWIN (1) +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +/* + * Functions from missing.c + */ +#ifndef HAVE_STRNCASECMP +int strncasecmp(char *s1, char *s2, int n); +#endif + +#ifndef HAVE_STRCASECMP +int strcasecmp(char *s1, char *s2); +#endif + +#ifndef HAVE_STRSEP +char *strsep(char **stringp, char const *delim); +#endif + +#ifndef HAVE_LOCALTIME_R +struct tm; +struct tm *localtime_r(time_t const *l_clock, struct tm *result); +#endif + +#ifndef HAVE_CTIME_R +char *ctime_r(time_t const *l_clock, char *l_buf); +#endif + +#ifndef HAVE_INET_PTON +int inet_pton(int af, char const *src, void *dst); +#endif +#ifndef HAVE_INET_NTOP +char const *inet_ntop(int af, void const *src, char *dst, size_t cnt); +#endif +#ifndef HAVE_CLOSEFROM +int closefrom(int fd); +#endif + +#ifndef HAVE_SETLINEBUF +# ifdef HAVE_SETVBUF +# define setlinebuf(x) setvbuf(x, NULL, _IOLBF, 0) +# else +# define setlinebuf(x) 0 +# endif +#endif + +#ifndef INADDR_ANY +# define INADDR_ANY ((uint32_t) 0x00000000) +#endif + +#ifndef INADDR_LOOPBACK +# define INADDR_LOOPBACK ((uint32_t) 0x7f000001) /* Inet 127.0.0.1 */ +#endif + +#ifndef INADDR_NONE +# define INADDR_NONE ((uint32_t) 0xffffffff) +#endif + +#ifndef INADDRSZ +# define INADDRSZ 4 +#endif + +#ifndef INET_ADDRSTRLEN +# define INET_ADDRSTRLEN 16 +#endif + +#ifndef AF_UNSPEC +# define AF_UNSPEC 0 +#endif + +#ifndef AF_INET6 +# define AF_INET6 10 +#endif + +#ifndef HAVE_STRUCT_IN6_ADDR +struct in6_addr +{ + union { + uint8_t u6_addr8[16]; + uint16_t u6_addr16[8]; + uint32_t u6_addr32[4]; + } in6_u; +# define s6_addr in6_u.u6_addr8 +# define s6_addr16 in6_u.u6_addr16 +# define s6_addr32 in6_u.u6_addr32 +}; + +# ifndef IN6ADDRSZ +# define IN6ADDRSZ 16 +# endif + +# ifndef INET6_ADDRSTRLEN +# define INET6_ADDRSTRLEN 46 +# endif + +# ifndef IN6ADDR_ANY_INIT +# define IN6ADDR_ANY_INIT {{{ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 }}} +# endif + +# ifndef IN6ADDR_LOOPBACK_INIT +# define IN6ADDR_LOOPBACK_INIT {{{ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1 }}} +# endif + +# ifndef IN6_IS_ADDR_UNSPECIFIED +# define IN6_IS_ADDR_UNSPECIFIED(a) \ + (((__const uint32_t *) (a))[0] == 0 \ + && ((__const uint32_t *) (a))[1] == 0 \ + && ((__const uint32_t *) (a))[2] == 0 \ + && ((__const uint32_t *) (a))[3] == 0) +# endif + +# ifndef IN6_IS_ADDR_LOOPBACK +# define IN6_IS_ADDR_LOOPBACK(a) \ + (((__const uint32_t *) (a))[0] == 0 \ + && ((__const uint32_t *) (a))[1] == 0 \ + && ((__const uint32_t *) (a))[2] == 0 \ + && ((__const uint32_t *) (a))[3] == htonl (1)) +# endif + +# ifndef IN6_IS_ADDR_MULTICAST +# define IN6_IS_ADDR_MULTICAST(a) (((__const uint8_t *) (a))[0] == 0xff) +# endif + +# ifndef IN6_IS_ADDR_LINKLOCAL +# define IN6_IS_ADDR_LINKLOCAL(a) \ + ((((__const uint32_t *) (a))[0] & htonl (0xffc00000)) \ + == htonl (0xfe800000)) +# endif + +# ifndef IN6_IS_ADDR_SITELOCAL +# define IN6_IS_ADDR_SITELOCAL(a) \ + ((((__const uint32_t *) (a))[0] & htonl (0xffc00000)) \ + == htonl (0xfec00000)) +# endif + +# ifndef IN6_IS_ADDR_V4MAPPED +# define IN6_IS_ADDR_V4MAPPED(a) \ + ((((__const uint32_t *) (a))[0] == 0) \ + && (((__const uint32_t *) (a))[1] == 0) \ + && (((__const uint32_t *) (a))[2] == htonl (0xffff))) +# endif + +# ifndef IN6_IS_ADDR_V4COMPAT +# define IN6_IS_ADDR_V4COMPAT(a) \ + ((((__const uint32_t *) (a))[0] == 0) \ + && (((__const uint32_t *) (a))[1] == 0) \ + && (((__const uint32_t *) (a))[2] == 0) \ + && (ntohl (((__const uint32_t *) (a))[3]) > 1)) +# endif + +# ifndef IN6_ARE_ADDR_EQUAL +# define IN6_ARE_ADDR_EQUAL(a,b) \ + ((((__const uint32_t *) (a))[0] == ((__const uint32_t *) (b))[0]) \ + && (((__const uint32_t *) (a))[1] == ((__const uint32_t *) (b))[1]) \ + && (((__const uint32_t *) (a))[2] == ((__const uint32_t *) (b))[2]) \ + && (((__const uint32_t *) (a))[3] == ((__const uint32_t *) (b))[3])) +# endif +#endif /* HAVE_STRUCT_IN6_ADDR */ + +/* + * Functions from getaddrinfo.c + */ + +#ifndef HAVE_STRUCT_SOCKADDR_STORAGE +struct sockaddr_storage +{ + uint16_t ss_family; /* Address family, etc. */ + char ss_padding[128 - (sizeof(uint16_t))]; +}; +#endif + +#ifndef HAVE_STRUCT_ADDRINFO +/* for old netdb.h */ +# ifndef EAI_SERVICE +# define EAI_MEMORY 2 +# define EAI_FAMILY 5 /* ai_family not supported */ +# define EAI_NONAME 8 /* hostname nor servname provided, or not known */ +# define EAI_SERVICE 9 /* servname not supported for ai_socktype */ +# endif + +/* dummy value for old netdb.h */ +# ifndef AI_PASSIVE +# define AI_PASSIVE 1 +# define AI_CANONNAME 2 +# define AI_NUMERICHOST 4 +# define NI_NUMERICHOST 2 +# define NI_NAMEREQD 4 +# define NI_NUMERICSERV 8 + +struct addrinfo +{ + int ai_flags; /* Input flags. */ + int ai_family; /* Protocol family for socket. */ + int ai_socktype; /* Socket type. */ + int ai_protocol; /* Protocol for socket. */ + socklen_t ai_addrlen; /* Length of socket address. */ + struct sockaddr *ai_addr; /* Socket address for socket. */ + char *ai_canonname; /* Canonical name for service location. */ + struct addrinfo *ai_next; /* Pointer to next in list. */ +}; + +# endif /* AI_PASSIVE */ +#endif /* HAVE_STRUCT_ADDRINFO */ + +/* Translate name of a service location and/or a service name to set of + socket addresses. */ +#ifndef HAVE_GETADDRINFO +int getaddrinfo(char const *__name, char const *__service, + struct addrinfo const *__req, + struct addrinfo **__pai); + +/* Free `addrinfo' structure AI including associated storage. */ +void freeaddrinfo (struct addrinfo *__ai); + +/* Convert error return from getaddrinfo() to a string. */ +char const *gai_strerror (int __ecode); +#endif + +/* Translate a socket address to a location and service name. */ +#ifndef HAVE_GETNAMEINFO +int getnameinfo(struct sockaddr const *__sa, + socklen_t __salen, char *__host, + size_t __hostlen, char *__serv, + size_t __servlen, unsigned int __flags); +#endif + +/* + * Functions from snprintf.c + */ +#ifndef HAVE_VSNPRINTF +int vsnprintf(char *str, size_t count, char const *fmt, va_list arg); +#endif + +#ifndef HAVE_SNPRINTF +int snprintf(char *str, size_t count, char const *fmt, ...); +#endif + +/* + * Functions from strl{cat,cpy}.c + */ +#ifndef HAVE_STRLCPY +size_t strlcpy(char *dst, char const *src, size_t siz); +#endif + +#ifndef HAVE_STRLCAT +size_t strlcat(char *dst, char const *src, size_t siz); +#endif + +#ifndef INT16SZ +# define INT16SZ (2) +#endif + +#ifndef HAVE_GMTIME_R +struct tm *gmtime_r(time_t const *l_clock, struct tm *result); +#endif + +#ifndef HAVE_VDPRINTF +int vdprintf (int fd, char const *format, va_list args); +#endif + +#ifndef HAVE_GETTIMEOFDAY +int gettimeofday (struct timeval *tv, void *tz); +#endif + +/* + * Work around different ctime_r styles + */ +#if defined(CTIMERSTYLE) && (CTIMERSTYLE == SOLARISSTYLE) +# define CTIME_R(a,b,c) ctime_r(a,b,c) +# define ASCTIME_R(a,b,c) asctime_r(a,b,c) +#else +# define CTIME_R(a,b,c) ctime_r(a,b) +# define ASCTIME_R(a,b,c) asctime_r(a,b) +#endif + +#ifdef WIN32 +# undef interface +# undef mkdir +# define mkdir(_d, _p) mkdir(_d) +# define FR_DIR_SEP '\\' +# define FR_DIR_IS_RELATIVE(p) ((*p && (p[1] != ':')) || ((*p != '\\') && (*p != '\\'))) +#else +# define FR_DIR_SEP '/' +# define FR_DIR_IS_RELATIVE(p) ((*p) != '/') +#endif + +#ifndef offsetof +# define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER) +#endif + +void timeval2ntp(struct timeval const *tv, uint8_t *ntp); +void ntp2timeval(struct timeval *tv, char const *ntp); + +/* + * This is really hacky. Any code needing to perform operations on 128bit integers, + * or return 128BIT integers should check for HAVE_128BIT_INTEGERS. + */ +#ifndef HAVE_UINT128_T +# ifdef HAVE___UINT128_T +# define HAVE_128BIT_INTEGERS +# define uint128_t __uint128_t +# define int128_t __int128_t +# else +typedef struct uint128_t { uint8_t v[16]; } uint128_t; +typedef struct int128_t { uint8_t v[16]; } int128_t; +# endif +#else +# define HAVE_128BIT_INTEGERS +#endif + +/* abcd efgh -> dcba hgfe -> hgfe dcba */ +#ifndef HAVE_HTONLL +# ifdef FR_LITTLE_ENDIAN +# ifdef HAVE_BUILTIN_BSWAP64 +# define ntohll(x) __builtin_bswap64(x) +# else +# define ntohll(x) (((uint64_t)ntohl((uint32_t)(x >> 32))) | (((uint64_t)ntohl(((uint32_t) x)) << 32))) +# endif +# else +# define ntohll(x) (x) +# endif +# define htonll(x) ntohll(x) +#endif + +#ifndef HAVE_HTONLLL +# ifdef FR_LITTLE_ENDIAN +# ifdef HAVE_128BIT_INTEGERS +# define ntohlll(x) (((uint128_t)ntohll((uint64_t)(x >> 64))) | (((uint128_t)ntohll(((uint64_t) x)) << 64))) +# else +uint128_t ntohlll(uint128_t num); +# endif +# else +# define ntohlll(x) (x) +# endif +# define htonlll(x) htohlll(x) +#endif + +#ifndef HAVE_SIG_T +typedef void(*sig_t)(int); +#endif + +#ifdef HAVE_OPENSSL_HMAC_H +# ifndef HAVE_HMAC_CTX_NEW +HMAC_CTX *HMAC_CTX_new(void); +# endif +# ifndef HAVE_HMAC_CTX_FREE +void HMAC_CTX_free(HMAC_CTX *ctx); +# endif +#endif + +#ifdef HAVE_OPENSSL_ASN1_H +# ifndef HAVE_ASN1_STRING_GET0_DATA +static inline const unsigned char *ASN1_STRING_get0_data(const ASN1_STRING *x) +{ + /* + * Trick the compiler into not issuing the warning on qualifier stripping. + * We know that ASN1_STRING_data doesn't change x, and we're casting + * the return value back to const immediately, so it's OK. + */ + union { + const ASN1_STRING *c; + ASN1_STRING *nc; + } const_strip = {.c = x}; + return ASN1_STRING_data(const_strip.nc); +} +# endif +#endif + +#ifdef HAVE_OPENSSL_CONF_H +# ifndef HAVE_CONF_MODULES_LOAD_FILE +static inline int CONF_modules_load_file(const char *filename, + const char *appname, + unsigned long flags) +{ + (void)filename; + (void)flags; + return OPENSSL_config(appname); +} +# endif +#endif + +#ifdef __cplusplus +} +#endif + +#ifdef HAVE_OPENSSL_SSL_H +# ifndef HAVE_SSL_GET_CLIENT_RANDOM +size_t SSL_get_client_random(const SSL *s, unsigned char *out, size_t outlen); +# endif +# ifndef HAVE_SSL_GET_SERVER_RANDOM +size_t SSL_get_server_random(const SSL *s, unsigned char *out, size_t outlen); +# endif +# ifndef HAVE_SSL_SESSION_GET_MASTER_KEY +size_t SSL_SESSION_get_master_key(const SSL_SESSION *s, + unsigned char *out, size_t outlen); +# endif +#endif + +/* + * NetBSD doesn't have O_DIRECTORY. + */ +#ifndef O_DIRECTORY +#define O_DIRECTORY 0 +#endif + +#ifndef O_NOFOLLOW +#define O_NOFOLLOW 0 +#endif + +/* + * Not really missing, but may be submitted as patches + * to the talloc project at some point in the future. + */ +char *talloc_typed_strdup(const void *t, const char *p); +char *talloc_typed_asprintf(const void *t, const char *fmt, ...) CC_HINT(format (printf, 2, 3)); +char *talloc_bstrndup(const void *t, char const *in, size_t inlen); +#endif /* _FR_MISSING_H */ |