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Diffstat (limited to 'winsup/cygwin/miscfuncs.cc')
-rw-r--r--winsup/cygwin/miscfuncs.cc443
1 files changed, 0 insertions, 443 deletions
diff --git a/winsup/cygwin/miscfuncs.cc b/winsup/cygwin/miscfuncs.cc
deleted file mode 100644
index 79ad5c312..000000000
--- a/winsup/cygwin/miscfuncs.cc
+++ /dev/null
@@ -1,443 +0,0 @@
-/* miscfuncs.cc: misc funcs that don't belong anywhere else
-
- Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
- 2005 Red Hat, Inc.
-
-This file is part of Cygwin.
-
-This software is a copyrighted work licensed under the terms of the
-Cygwin license. Please consult the file "CYGWIN_LICENSE" for
-details. */
-
-#define _WIN32_WINNT 0x400
-#include "winsup.h"
-#include "cygerrno.h"
-#include <sys/errno.h>
-#include <sys/uio.h>
-#include <assert.h>
-#include <limits.h>
-#include <winbase.h>
-#include <winnls.h>
-#include "cygthread.h"
-
-long tls_ix = -1;
-
-const char case_folded_lower[] NO_COPY = {
- 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
- 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
- 32, '!', '"', '#', '$', '%', '&', 39, '(', ')', '*', '+', ',', '-', '.', '/',
- '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', ':', ';', '<', '=', '>', '?',
- '@', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
- 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', '[', 92, ']', '^', '_',
- '`', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
- 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', '{', '|', '}', '~', 127,
- 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143,
- 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159,
- 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175,
- 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191,
- 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207,
- 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223,
- 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239,
- 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255
-};
-
-const char case_folded_upper[] NO_COPY = {
- 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
- 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
- 32, '!', '"', '#', '$', '%', '&', 39, '(', ')', '*', '+', ',', '-', '.', '/',
- '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', ':', ';', '<', '=', '>', '?',
- '@', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
- 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', '[', 92, ']', '^', '_',
- '`', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
- 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', 'Y', 'Z', '{', '|', '}', '~', 127,
- 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143,
- 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159,
- 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175,
- 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191,
- 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207,
- 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223,
- 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239,
- 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255
-};
-
-const char isalpha_array[] NO_COPY = {
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,
-0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20, 0, 0, 0, 0, 0,
- 0,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,
-0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
-};
-
-#define ch_case_eq(ch1, ch2) (cyg_tolower(ch1) == cyg_tolower(ch2))
-
-#if 0
-
-/* Return TRUE if two strings match up to length n */
-extern "C" int __stdcall
-strncasematch (const char *s1, const char *s2, size_t n)
-{
- if (s1 == s2)
- return 1;
-
- n++;
- while (--n && *s1)
- {
- if (!ch_case_eq (*s1, *s2))
- return 0;
- s1++; s2++;
- }
- return !n || *s2 == '\0';
-}
-
-/* Return TRUE if two strings match */
-extern "C" int __stdcall
-strcasematch (const char *s1, const char *s2)
-{
- if (s1 == s2)
- return 1;
-
- while (*s1)
- {
- if (!ch_case_eq (*s1, *s2))
- return 0;
- s1++; s2++;
- }
- return *s2 == '\0';
-}
-#endif
-
-extern "C" char * __stdcall
-strcasestr (const char *searchee, const char *lookfor)
-{
- if (*searchee == 0)
- {
- if (*lookfor)
- return NULL;
- return (char *) searchee;
- }
-
- while (*searchee)
- {
- int i = 0;
- while (1)
- {
- if (lookfor[i] == 0)
- return (char *) searchee;
-
- if (!ch_case_eq (lookfor[i], searchee[i]))
- break;
- lookfor++;
- }
- searchee++;
- }
-
- return NULL;
-}
-
-int __stdcall
-check_null_str (const char *name)
-{
- if (name && !IsBadStringPtr (name, CYG_MAX_PATH))
- return 0;
-
- return EFAULT;
-}
-
-int __stdcall
-check_null_empty_str (const char *name)
-{
- if (name && !IsBadStringPtr (name, CYG_MAX_PATH))
- return !*name ? ENOENT : 0;
-
- return EFAULT;
-}
-
-int __stdcall
-check_null_empty_str_errno (const char *name)
-{
- int __err;
- if ((__err = check_null_empty_str (name)))
- set_errno (__err);
- return __err;
-}
-
-int __stdcall
-check_null_str_errno (const char *name)
-{
- int __err;
- if ((__err = check_null_str (name)))
- set_errno (__err);
- return __err;
-}
-
-int __stdcall
-__check_null_invalid_struct (void *s, unsigned sz)
-{
- if (s && !IsBadWritePtr (s, sz))
- return 0;
-
- return EFAULT;
-}
-
-int __stdcall
-__check_null_invalid_struct_errno (void *s, unsigned sz)
-{
- int err;
- if ((err = __check_null_invalid_struct (s, sz)))
- set_errno (err);
- return err;
-}
-
-int __stdcall
-__check_invalid_read_ptr (const void *s, unsigned sz)
-{
- if (s && !IsBadReadPtr (s, sz))
- return 0;
- return EFAULT;
-}
-
-int __stdcall
-__check_invalid_read_ptr_errno (const void *s, unsigned sz)
-{
- if (s && !IsBadReadPtr (s, sz))
- return 0;
- return set_errno (EFAULT);
-}
-
-int __stdcall
-check_invalid_virtual_addr (const void *s, unsigned sz)
-{
- MEMORY_BASIC_INFORMATION mbuf;
- const void *end;
-
- for (end = (char *) s + sz; s < end;
- s = (char *) mbuf.BaseAddress + mbuf.RegionSize)
- if (!VirtualQuery (s, &mbuf, sizeof mbuf))
- return EINVAL;
- return 0;
-}
-
-ssize_t
-check_iovec_for_read (const struct iovec *iov, int iovcnt)
-{
- if (iovcnt <= 0 || iovcnt > IOV_MAX)
- {
- set_errno (EINVAL);
- return -1;
- }
-
- if (__check_invalid_read_ptr_errno (iov, iovcnt * sizeof (*iov)))
- return -1;
-
- size_t tot = 0;
-
- while (iovcnt != 0)
- {
- if (iov->iov_len > SSIZE_MAX || (tot += iov->iov_len) > SSIZE_MAX)
- {
- set_errno (EINVAL);
- return -1;
- }
-
- if (iov->iov_len
- && __check_null_invalid_struct_errno (iov->iov_base, iov->iov_len))
- return -1;
-
- iov += 1;
- iovcnt -= 1;
- }
-
- assert (tot <= SSIZE_MAX);
-
- return (ssize_t) tot;
-}
-
-ssize_t
-check_iovec_for_write (const struct iovec *iov, int iovcnt)
-{
- if (iovcnt <= 0 || iovcnt > IOV_MAX)
- {
- set_errno (EINVAL);
- return -1;
- }
-
- if (__check_invalid_read_ptr_errno (iov, iovcnt * sizeof (*iov)))
- return -1;
-
- size_t tot = 0;
-
- while (iovcnt != 0)
- {
- if (iov->iov_len > SSIZE_MAX || (tot += iov->iov_len) > SSIZE_MAX)
- {
- set_errno (EINVAL);
- return -1;
- }
-
- if (iov->iov_len
- && __check_invalid_read_ptr_errno (iov->iov_base, iov->iov_len))
- return -1;
-
- iov += 1;
- iovcnt -= 1;
- }
-
- assert (tot <= SSIZE_MAX);
-
- return (ssize_t) tot;
-}
-
-UINT
-get_cp ()
-{
- return current_codepage == ansi_cp ? GetACP() : GetOEMCP();
-}
-
-int __stdcall
-sys_wcstombs (char *tgt, const WCHAR *src, int len)
-{
- return WideCharToMultiByte (get_cp (), 0, src, -1, tgt, len, NULL, NULL);
-}
-
-int __stdcall
-sys_mbstowcs (WCHAR *tgt, const char *src, int len)
-{
- int res = MultiByteToWideChar (get_cp (), 0, src, -1, tgt, len);
- if (!res)
- debug_printf ("MultiByteToWideChar %E");
- return res;
-}
-
-extern "C" int
-low_priority_sleep (DWORD secs)
-{
- HANDLE thisthread = GetCurrentThread ();
- int curr_prio = GetThreadPriority (thisthread);
- bool staylow;
- if (secs != INFINITE)
- staylow = false;
- else
- {
- secs = 0;
- staylow = true;
- }
-
- if (!secs && wincap.has_switch_to_thread ())
- {
- for (int i = 0; i < 3; i++)
- SwitchToThread ();
- }
- else
- {
- int new_prio;
- if (GetCurrentThreadId () == cygthread::main_thread_id)
- new_prio = THREAD_PRIORITY_LOWEST;
- else
- new_prio = GetThreadPriority (hMainThread);
-
- if (curr_prio != new_prio)
- /* Force any threads in normal priority to be scheduled */
- SetThreadPriority (thisthread, new_prio);
- Sleep (secs);
-
- if (!staylow && curr_prio != new_prio)
- SetThreadPriority (thisthread, curr_prio);
- }
-
- return curr_prio;
-}
-
-/* Get a default value for the nice factor. When changing these values,
- have a look into the below function nice_to_winprio. The values must
- match the layout of the static "priority" array. */
-int
-winprio_to_nice (DWORD prio)
-{
- switch (prio)
- {
- case REALTIME_PRIORITY_CLASS:
- return -20;
- case HIGH_PRIORITY_CLASS:
- return -16;
- case ABOVE_NORMAL_PRIORITY_CLASS:
- return -8;
- case NORMAL_PRIORITY_CLASS:
- return 0;
- case BELOW_NORMAL_PRIORITY_CLASS:
- return 8;
- case IDLE_PRIORITY_CLASS:
- return 16;
- }
- return 0;
-}
-
-/* Get a Win32 priority matching the incoming nice factor. The incoming
- nice is limited to the interval [-NZERO,NZERO-1]. */
-DWORD
-nice_to_winprio (int &nice)
-{
- static const DWORD priority[] NO_COPY =
- {
- REALTIME_PRIORITY_CLASS, /* 0 */
- HIGH_PRIORITY_CLASS, /* 1 */
- HIGH_PRIORITY_CLASS,
- HIGH_PRIORITY_CLASS,
- HIGH_PRIORITY_CLASS,
- HIGH_PRIORITY_CLASS,
- HIGH_PRIORITY_CLASS,
- HIGH_PRIORITY_CLASS, /* 7 */
- ABOVE_NORMAL_PRIORITY_CLASS, /* 8 */
- ABOVE_NORMAL_PRIORITY_CLASS,
- ABOVE_NORMAL_PRIORITY_CLASS,
- ABOVE_NORMAL_PRIORITY_CLASS,
- ABOVE_NORMAL_PRIORITY_CLASS,
- ABOVE_NORMAL_PRIORITY_CLASS,
- ABOVE_NORMAL_PRIORITY_CLASS,
- ABOVE_NORMAL_PRIORITY_CLASS, /* 15 */
- NORMAL_PRIORITY_CLASS, /* 16 */
- NORMAL_PRIORITY_CLASS,
- NORMAL_PRIORITY_CLASS,
- NORMAL_PRIORITY_CLASS,
- NORMAL_PRIORITY_CLASS,
- NORMAL_PRIORITY_CLASS,
- NORMAL_PRIORITY_CLASS,
- NORMAL_PRIORITY_CLASS, /* 23 */
- BELOW_NORMAL_PRIORITY_CLASS, /* 24 */
- BELOW_NORMAL_PRIORITY_CLASS,
- BELOW_NORMAL_PRIORITY_CLASS,
- BELOW_NORMAL_PRIORITY_CLASS,
- BELOW_NORMAL_PRIORITY_CLASS,
- BELOW_NORMAL_PRIORITY_CLASS,
- BELOW_NORMAL_PRIORITY_CLASS,
- BELOW_NORMAL_PRIORITY_CLASS, /* 31 */
- IDLE_PRIORITY_CLASS, /* 32 */
- IDLE_PRIORITY_CLASS,
- IDLE_PRIORITY_CLASS,
- IDLE_PRIORITY_CLASS,
- IDLE_PRIORITY_CLASS,
- IDLE_PRIORITY_CLASS,
- IDLE_PRIORITY_CLASS,
- IDLE_PRIORITY_CLASS /* 39 */
- };
- if (nice < -NZERO)
- nice = -NZERO;
- else if (nice > NZERO - 1)
- nice = NZERO - 1;
- DWORD prio = priority[nice + NZERO];
- if (!wincap.has_extended_priority_class ()
- && (prio == BELOW_NORMAL_PRIORITY_CLASS
- || prio == ABOVE_NORMAL_PRIORITY_CLASS))
- prio = NORMAL_PRIORITY_CLASS;
- return prio;
-}
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