60 lines
1.4 KiB
C++
60 lines
1.4 KiB
C++
/* tls_pbuf.cc
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Copyright 2008 Red Hat, Inc.
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This software is a copyrighted work licensed under the terms of the
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Cygwin license. Please consult the file "CYGWIN_LICENSE" for
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details. */
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#include <winsup.h>
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#include <malloc.h>
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#include "cygtls.h"
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#include "tls_pbuf.h"
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#define tls_pbuf _my_tls.locals.pathbufs
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void
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tls_pathbuf::destroy ()
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{
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for (int i = 0; i < TP_NUM_C_BUFS; ++i)
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if (c_buf[i])
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free (c_buf[i]);
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for (int i = 0; i < TP_NUM_W_BUFS; ++i)
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if (w_buf[i])
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free (w_buf[i]);
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}
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tmp_pathbuf::tmp_pathbuf ()
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: c_buf_old (tls_pbuf.c_cnt),
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w_buf_old (tls_pbuf.w_cnt)
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{}
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tmp_pathbuf::~tmp_pathbuf ()
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{
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tls_pbuf.c_cnt = c_buf_old;
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tls_pbuf.w_cnt = w_buf_old;
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}
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char *
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tmp_pathbuf::c_get ()
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{
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if (tls_pbuf.c_cnt >= TP_NUM_C_BUFS)
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api_fatal ("Internal error: TP_NUM_C_BUFS too small.");
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if (!tls_pbuf.c_buf[tls_pbuf.c_cnt]
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&& !(tls_pbuf.c_buf[tls_pbuf.c_cnt] = (char *) malloc (NT_MAX_PATH)))
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api_fatal ("Internal error: Out of memory for new path buf.");
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return tls_pbuf.c_buf[tls_pbuf.c_cnt++];
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}
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PWCHAR
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tmp_pathbuf::w_get ()
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{
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if (tls_pbuf.w_cnt >= TP_NUM_W_BUFS)
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api_fatal ("Internal error: TP_NUM_W_BUFS too small %d >= %d.", tls_pbuf.w_cnt, TP_NUM_W_BUFS);
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if (!tls_pbuf.w_buf[tls_pbuf.w_cnt]
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&& !(tls_pbuf.w_buf[tls_pbuf.w_cnt]
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= (PWCHAR) malloc (NT_MAX_PATH * sizeof (WCHAR))))
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api_fatal ("Internal error: Out of memory for new wide path buf.");
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return tls_pbuf.w_buf[tls_pbuf.w_cnt++];
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}
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