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-rw-r--r--third_party/heimdal/include/bits.c329
1 files changed, 329 insertions, 0 deletions
diff --git a/third_party/heimdal/include/bits.c b/third_party/heimdal/include/bits.c
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+++ b/third_party/heimdal/include/bits.c
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+/*
+ * Copyright (c) 1997-2002 Kungliga Tekniska Högskolan
+ * (Royal Institute of Technology, Stockholm, Sweden).
+ * All rights reserved.
+ *
+ * Portions Copyright (c) 2010 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the Institute nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+RCSID("$Id$");
+#endif
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <ctype.h>
+#ifdef WIN32
+#include <winsock2.h>
+#include <ws2tcpip.h>
+#endif
+
+#ifdef HAVE_SNPRINTF
+#define BITSIZE(TYPE) \
+{ \
+ int b = 0; TYPE x = 1, zero = 0; const char *pre = "u"; \
+ char tmp[128]; \
+ while(x){ x <<= 1; b++; if(x < zero) pre=""; } \
+ if(b >= len){ \
+ size_t tabs; \
+ snprintf(tmp, sizeof(tmp), "typedef %s %sint%d_t;", #TYPE, \
+ pre, len); \
+ tabs = 5 - strlen(tmp) / 8; \
+ fprintf(f, "%s", tmp); \
+ while(tabs-- > 0) fprintf(f, "\t"); \
+ fprintf(f, "/* %2d bits */\n", b); \
+ return; \
+ } \
+}
+#else
+#define BITSIZE(TYPE) \
+{ \
+ int b = 0; TYPE x = 1, zero = 0; const char *pre = "u"; \
+ char tmp[128], tmp2[128]; \
+ while(x){ x <<= 1; b++; if(x < zero) pre=""; } \
+ if(b >= len){ \
+ size_t tabs; \
+ sprintf(tmp, "%sint%d_t" , pre, len); \
+ sprintf(tmp2, "typedef %s %s;", #TYPE, tmp); \
+ tabs = 5 - strlen(tmp2) / 8; \
+ fprintf(f, "%s", tmp2); \
+ while(tabs-- > 0) \
+ fprintf(f, "\t"); \
+ fprintf(f, "/* %2d bits */\n", b); \
+ return; \
+ } \
+}
+#endif
+#ifndef HAVE___ATTRIBUTE__
+#define __attribute__(x)
+#endif
+
+static void
+try_signed(FILE *f, int len) __attribute__ ((__unused__));
+
+static void
+try_unsigned(FILE *f, int len) __attribute__ ((__unused__));
+
+static int
+print_bt(FILE *f, int flag) __attribute__ ((__unused__));
+
+static void
+try_signed(FILE *f, int len)
+{
+ BITSIZE(signed char);
+ BITSIZE(short);
+ BITSIZE(int);
+ BITSIZE(long);
+#ifdef HAVE_LONG_LONG
+ BITSIZE(long long);
+#endif
+ fprintf(f, "/* There is no %d bit type */\n", len);
+}
+
+static void
+try_unsigned(FILE *f, int len)
+{
+ BITSIZE(unsigned char);
+ BITSIZE(unsigned short);
+ BITSIZE(unsigned int);
+ BITSIZE(unsigned long);
+#ifdef HAVE_LONG_LONG
+ BITSIZE(unsigned long long);
+#endif
+ fprintf(f, "/* There is no %d bit type */\n", len);
+}
+
+static int
+print_bt(FILE *f, int flag)
+{
+ if(flag == 0){
+ fprintf(f, "/* For compatibility with various type definitions */\n");
+ fprintf(f, "#ifndef __BIT_TYPES_DEFINED__\n");
+ fprintf(f, "#define __BIT_TYPES_DEFINED__\n");
+ fprintf(f, "\n");
+ }
+ return 1;
+}
+
+int main(int argc, char **argv)
+{
+ FILE *f;
+ int flag;
+ char *p = NULL;
+ const char *hb;
+
+ if (argc > 1 && strcmp(argv[1], "--version") == 0) {
+ printf("some version");
+ return 0;
+ }
+
+ if(argc < 2){
+ hb = "__BITS_H__";
+ f = stdout;
+ } else {
+ p = malloc(strlen(argv[1]) + 5);
+ sprintf(p, "__%s__", argv[1]);
+ hb = p;
+ for(; *p; p++){
+ if(!isalnum((unsigned char)*p))
+ *p = '_';
+ }
+ f = fopen(argv[1], "w");
+ }
+ fprintf(f, "#ifndef %s\n", hb);
+ fprintf(f, "#define %s\n", hb);
+ fprintf(f, "\n");
+#ifdef HAVE_INTTYPES_H
+ fprintf(f, "#include <inttypes.h>\n");
+#endif
+#ifdef HAVE_SYS_TYPES_H
+ fprintf(f, "#include <sys/types.h>\n");
+#endif
+#ifdef HAVE_SYS_BITYPES_H
+ fprintf(f, "#include <sys/bitypes.h>\n");
+#endif
+#ifdef HAVE_BIND_BITYPES_H
+ fprintf(f, "#include <bind/bitypes.h>\n");
+#endif
+#ifdef HAVE_NETINET_IN6_MACHTYPES_H
+ fprintf(f, "#include <netinet/in6_machtypes.h>\n");
+#endif
+#ifdef HAVE_SOCKLEN_T
+#ifndef WIN32
+ fprintf(f, "#include <sys/socket.h>\n");
+#else
+ fprintf(f, "#include <winsock2.h>\n");
+ fprintf(f, "#include <ws2tcpip.h>\n");
+#endif
+#endif
+ fprintf(f, "\n");
+
+ flag = 0;
+#ifndef HAVE_INT8_T
+ flag = print_bt(f, flag);
+ try_signed (f, 8);
+#endif /* HAVE_INT8_T */
+#ifndef HAVE_INT16_T
+ flag = print_bt(f, flag);
+ try_signed (f, 16);
+#endif /* HAVE_INT16_T */
+#ifndef HAVE_INT32_T
+ flag = print_bt(f, flag);
+ try_signed (f, 32);
+#endif /* HAVE_INT32_T */
+#ifndef HAVE_INT64_T
+ flag = print_bt(f, flag);
+ try_signed (f, 64);
+#endif /* HAVE_INT64_T */
+
+#ifndef HAVE_UINT8_T
+ flag = print_bt(f, flag);
+ try_unsigned (f, 8);
+#endif /* HAVE_UINT8_T */
+#ifndef HAVE_UINT16_T
+ flag = print_bt(f, flag);
+ try_unsigned (f, 16);
+#endif /* HAVE_UINT16_T */
+#ifndef HAVE_UINT32_T
+ flag = print_bt(f, flag);
+ try_unsigned (f, 32);
+#endif /* HAVE_UINT32_T */
+#ifndef HAVE_UINT64_T
+ flag = print_bt(f, flag);
+ try_unsigned (f, 64);
+#endif /* HAVE_UINT64_T */
+
+#define X(S) fprintf(f, "typedef uint" #S "_t u_int" #S "_t;\n")
+#ifndef HAVE_U_INT8_T
+ flag = print_bt(f, flag);
+ X(8);
+#endif /* HAVE_U_INT8_T */
+#ifndef HAVE_U_INT16_T
+ flag = print_bt(f, flag);
+ X(16);
+#endif /* HAVE_U_INT16_T */
+#ifndef HAVE_U_INT32_T
+ flag = print_bt(f, flag);
+ X(32);
+#endif /* HAVE_U_INT32_T */
+#ifndef HAVE_U_INT64_T
+ flag = print_bt(f, flag);
+ X(64);
+#endif /* HAVE_U_INT64_T */
+
+ if(flag){
+ fprintf(f, "\n");
+ fprintf(f, "#endif /* __BIT_TYPES_DEFINED__ */\n\n");
+ }
+#ifdef KRB5
+ fprintf(f, "\n");
+#if defined(HAVE_SOCKLEN_T)
+ fprintf(f, "typedef socklen_t krb5_socklen_t;\n");
+#else
+ fprintf(f, "typedef int krb5_socklen_t;\n");
+#endif
+#if defined(HAVE_SSIZE_T)
+#ifdef HAVE_UNISTD_H
+ fprintf(f, "#include <unistd.h>\n");
+#endif
+ fprintf(f, "typedef ssize_t krb5_ssize_t;\n");
+#else
+ fprintf(f, "typedef int krb5_ssize_t;\n");
+#endif
+ fprintf(f, "\n");
+
+#if defined(_WIN32)
+ fprintf(f, "typedef SOCKET krb5_socket_t;\n");
+#else
+ fprintf(f, "typedef int krb5_socket_t;\n");
+#endif
+ fprintf(f, "\n");
+
+#endif /* KRB5 */
+
+ fprintf(f, "#if !defined(__has_extension)\n");
+ fprintf(f, "#define __has_extension(x) 0\n");
+ fprintf(f, "#endif\n\n");
+
+ fprintf(f, "#ifndef KRB5TYPES_REQUIRE_GNUC\n");
+ fprintf(f, "#define KRB5TYPES_REQUIRE_GNUC(m,n,p) \\\n");
+ fprintf(f, " (((__GNUC__ * 10000) + (__GNUC_MINOR__ * 100) + __GNUC_PATCHLEVEL__) >= \\\n");
+ fprintf(f, " (((m) * 10000) + ((n) * 100) + (p)))\n");
+ fprintf(f, "#endif\n\n");
+
+ fprintf(f, "#ifndef HEIMDAL_DEPRECATED\n");
+ fprintf(f, "#if __has_extension(deprecated) || KRB5TYPES_REQUIRE_GNUC(3,1,0)\n");
+ fprintf(f, "#define HEIMDAL_DEPRECATED __attribute__ ((__deprecated__))\n");
+ fprintf(f, "#elif defined(_MSC_VER) && (_MSC_VER>1200)\n");
+ fprintf(f, "#define HEIMDAL_DEPRECATED __declspec(deprecated)\n");
+ fprintf(f, "#else\n");
+ fprintf(f, "#define HEIMDAL_DEPRECATED\n");
+ fprintf(f, "#endif\n");
+ fprintf(f, "#endif\n\n");
+
+ fprintf(f, "#ifndef HEIMDAL_PRINTF_ATTRIBUTE\n");
+ fprintf(f, "#if __has_extension(format) || KRB5TYPES_REQUIRE_GNUC(3,1,0)\n");
+ fprintf(f, "#define HEIMDAL_PRINTF_ATTRIBUTE(x) __attribute__ ((__format__ x))\n");
+ fprintf(f, "#else\n");
+ fprintf(f, "#define HEIMDAL_PRINTF_ATTRIBUTE(x)\n");
+ fprintf(f, "#endif\n");
+ fprintf(f, "#endif\n\n");
+
+ fprintf(f, "#ifndef HEIMDAL_NORETURN_ATTRIBUTE\n");
+ fprintf(f, "#if __has_extension(noreturn) || KRB5TYPES_REQUIRE_GNUC(3,1,0)\n");
+ fprintf(f, "#define HEIMDAL_NORETURN_ATTRIBUTE __attribute__ ((__noreturn__))\n");
+ fprintf(f, "#else\n");
+ fprintf(f, "#define HEIMDAL_NORETURN_ATTRIBUTE\n");
+ fprintf(f, "#endif\n");
+ fprintf(f, "#endif\n\n");
+
+ fprintf(f, "#ifndef HEIMDAL_UNUSED_ATTRIBUTE\n");
+ fprintf(f, "#if __has_extension(unused) || KRB5TYPES_REQUIRE_GNUC(3,1,0)\n");
+ fprintf(f, "#define HEIMDAL_UNUSED_ATTRIBUTE __attribute__ ((__unused__))\n");
+ fprintf(f, "#else\n");
+ fprintf(f, "#define HEIMDAL_UNUSED_ATTRIBUTE\n");
+ fprintf(f, "#endif\n");
+ fprintf(f, "#endif\n\n");
+
+ fprintf(f, "#ifndef HEIMDAL_WARN_UNUSED_RESULT_ATTRIBUTE\n");
+ fprintf(f, "#if __has_extension(warn_unused_result) || KRB5TYPES_REQUIRE_GNUC(3,3,0)\n");
+ fprintf(f, "#define HEIMDAL_WARN_UNUSED_RESULT_ATTRIBUTE __attribute__ ((__warn_unused_result__))\n");
+ fprintf(f, "#else\n");
+ fprintf(f, "#define HEIMDAL_WARN_UNUSED_RESULT_ATTRIBUTE\n");
+ fprintf(f, "#endif\n");
+ fprintf(f, "#endif\n\n");
+
+ fprintf(f, "#endif /* %s */\n", hb);
+
+ if (f != stdout)
+ fclose(f);
+ return 0;
+}