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GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	lib/libcurses/trace/visbuf.c	Lines:	0	48	0.0 %
Date:	2017-11-13	Branches:	0	32	0.0 %


/* $OpenBSD: visbuf.c,v 1.1 2010/01/12 23:22:07 nicm Exp $ */

/****************************************************************************
 * Copyright (c) 2001-2007,2008 Free Software Foundation, Inc.              *
 *                                                                          *
 * Permission is hereby granted, free of charge, to any person obtaining a  *
 * copy of this software and associated documentation files (the            *
 * "Software"), to deal in the Software without restriction, including      *
 * without limitation the rights to use, copy, modify, merge, publish,      *
 * distribute, distribute with modifications, sublicense, and/or sell       *
 * copies of the Software, and to permit persons to whom the Software is    *
 * furnished to do so, subject to the following conditions:                 *
 *                                                                          *
 * The above copyright notice and this permission notice shall be included  *
 * in all copies or substantial portions of the Software.                   *
 *                                                                          *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
 * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
 *                                                                          *
 * Except as contained in this notice, the name(s) of the above copyright   *
 * holders shall not be used in advertising or otherwise to promote the     *
 * sale, use or other dealings in this Software without prior written       *
 * authorization.                                                           *
 ****************************************************************************/

/****************************************************************************
 *  Author: Thomas E. Dickey                        1996-on                 *
 *     and: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
 *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
 ****************************************************************************/

/*
 *	visbuf.c - Tracing/Debugging support routines
 */

#define NEED_NCURSES_CH_T
#include <curses.priv.h>

#include <tic.h>
#include <ctype.h>

MODULE_ID("$Id: visbuf.c,v 1.1 2010/01/12 23:22:07 nicm Exp $")

#define NormalLen(len) (size_t) (((size_t)(len) + 1) * 4)
#define WideLen(len)   (size_t) (((size_t)(len) + 1) * 4 * MB_CUR_MAX)

#ifdef TRACE
static const char d_quote[] = StringOf(D_QUOTE);
static const char l_brace[] = StringOf(L_BRACE);
static const char r_brace[] = StringOf(R_BRACE);
#endif

static char *
_nc_vischar(char *tp, size_t tl, unsigned c)
{
    if (c == '"' || c == '\\') {
	*tp++ = '\\';
	*tp++ = (char) c;
    } else if (is7bits(c) && (isgraph(c) || c == ' ')) {
	*tp++ = (char) c;
    } else if (c == '\n') {
	*tp++ = '\\';
	*tp++ = 'n';
    } else if (c == '\r') {
	*tp++ = '\\';
	*tp++ = 'r';
    } else if (c == '\b') {
	*tp++ = '\\';
	*tp++ = 'b';
    } else if (c == '\033') {
	*tp++ = '\\';
	*tp++ = 'e';
    } else if (UChar(c) == 0x7f) {
	*tp++ = '\\';
	*tp++ = '^';
	*tp++ = '?';
    } else if (is7bits(c) && iscntrl(UChar(c))) {
	*tp++ = '\\';
	*tp++ = '^';
	*tp++ = (char) ('@' + c);
    } else {
	snprintf(tp, tl, "\\%03lo", (unsigned long) ChCharOf(c));
	tp += strlen(tp);
    }
    *tp = 0;
    return tp;
}

static const char *
_nc_visbuf2n(int bufnum, const char *buf, int len)
{
    const char *vbuf;
    char *tp;
    int c;

    if (buf == 0)
	return ("(null)");
    if (buf == CANCELLED_STRING)
	return ("(cancelled)");

    if (len < 0)
	len = (int) strlen(buf);

#ifdef TRACE
    vbuf = tp = _nc_trace_buf(bufnum, NormalLen(len));
#else
    {
	static char *mybuf[4];
	mybuf[bufnum] = typeRealloc(char, NormalLen(len), mybuf[bufnum]);
	vbuf = tp = mybuf[bufnum];
    }
#endif
    if (tp != 0) {
	*tp++ = D_QUOTE;
	while ((--len >= 0) && (c = *buf++) != '\0') {
	    tp = _nc_vischar(tp, NormalLen(len) - (tp - vbuf), UChar(c));
	}
	*tp++ = D_QUOTE;
	*tp++ = '\0';
    } else {
	vbuf = ("(_nc_visbuf2n failed)");
    }
    return (vbuf);
}

NCURSES_EXPORT(const char *)
_nc_visbuf2(int bufnum, const char *buf)
{
    return _nc_visbuf2n(bufnum, buf, -1);
}

NCURSES_EXPORT(const char *)
_nc_visbuf(const char *buf)
{
    return _nc_visbuf2(0, buf);
}

NCURSES_EXPORT(const char *)
_nc_visbufn(const char *buf, int len)
{
    return _nc_visbuf2n(0, buf, len);
}

#ifdef TRACE
#if USE_WIDEC_SUPPORT

#if defined(USE_TERMLIB)
#define _nc_wchstrlen _my_wchstrlen
static int
_nc_wchstrlen(const cchar_t *s)
{
    int result = 0;
    while (CharOf(s[result]) != L'\0') {
	result++;
    }
    return result;
}
#endif

static const char *
_nc_viswbuf2n(int bufnum, const wchar_t *buf, int len)
{
    const char *vbuf;
    char *tp;
    wchar_t c;

    if (buf == 0)
	return ("(null)");

    if (len < 0)
	len = (int) wcslen(buf);

#ifdef TRACE
    vbuf = tp = _nc_trace_buf(bufnum, WideLen(len));
#else
    {
	static char *mybuf[2];
	mybuf[bufnum] = typeRealloc(char, WideLen(len), mybuf[bufnum]);
	vbuf = tp = mybuf[bufnum];
    }
#endif
    if (tp != 0) {
	*tp++ = D_QUOTE;
	while ((--len >= 0) && (c = *buf++) != '\0') {
	    char temp[CCHARW_MAX + 80];
	    int j = wctomb(temp, c), k;
	    if (j <= 0) {
		snprintf(temp, sizeof temp, "\\u%08X", (unsigned) c);
		j = (int) strlen(temp);
	    }
	    for (k = 0; k < j; ++k) {
		tp = _nc_vischar(tp, WideLen(len) - (tp - vbuf), UChar(temp[k]));
	    }
	}
	*tp++ = D_QUOTE;
	*tp++ = '\0';
    } else {
	vbuf = ("(_nc_viswbuf2n failed)");
    }
    return (vbuf);
}

NCURSES_EXPORT(const char *)
_nc_viswbuf2(int bufnum, const wchar_t *buf)
{
    return _nc_viswbuf2n(bufnum, buf, -1);
}

NCURSES_EXPORT(const char *)
_nc_viswbuf(const wchar_t *buf)
{
    return _nc_viswbuf2(0, buf);
}

NCURSES_EXPORT(const char *)
_nc_viswbufn(const wchar_t *buf, int len)
{
    return _nc_viswbuf2n(0, buf, len);
}

/* this special case is used for wget_wstr() */
NCURSES_EXPORT(const char *)
_nc_viswibuf(const wint_t *buf)
{
    static wchar_t *mybuf;
    static unsigned mylen;
    unsigned n;

    for (n = 0; buf[n] != 0; ++n) ;
    if (mylen < ++n) {
	mylen = n + 80;
	if (mybuf != 0)
	    mybuf = typeRealloc(wchar_t, mylen, mybuf);
	else
	    mybuf = typeMalloc(wchar_t, mylen);
    }
    for (n = 0; buf[n] != 0; ++n)
	mybuf[n] = (wchar_t) buf[n];

    return _nc_viswbuf2(0, mybuf);
}
#endif /* USE_WIDEC_SUPPORT */

/* use these functions for displaying parts of a line within a window */
NCURSES_EXPORT(const char *)
_nc_viscbuf2(int bufnum, const NCURSES_CH_T * buf, int len)
{
    char *result = _nc_trace_buf(bufnum, BUFSIZ);
    int first;
    const char *found;

    if (result != 0) {
#if USE_WIDEC_SUPPORT
	if (len < 0)
	    len = _nc_wchstrlen(buf);
#endif /* USE_WIDEC_SUPPORT */

	/*
	 * Display one or more strings followed by attributes.
	 */
	first = 0;
	while (first < len) {
	    attr_t attr = AttrOf(buf[first]);
	    int last = len - 1;
	    int j;

	    for (j = first + 1; j < len; ++j) {
		if (!SameAttrOf(buf[j], buf[first])) {
		    last = j - 1;
		    break;
		}
	    }

	    result = _nc_trace_bufcat(bufnum, l_brace);
	    result = _nc_trace_bufcat(bufnum, d_quote);
	    for (j = first; j <= last; ++j) {
		found = _nc_altcharset_name(attr, (chtype) CharOf(buf[j]));
		if (found != 0) {
		    result = _nc_trace_bufcat(bufnum, found);
		    attr &= ~A_ALTCHARSET;
		} else
#if USE_WIDEC_SUPPORT
		if (!isWidecExt(buf[j])) {
		    PUTC_DATA;

		    PUTC_INIT;
		    for (PUTC_i = 0; PUTC_i < CCHARW_MAX; ++PUTC_i) {
			int k;

			PUTC_ch = buf[j].chars[PUTC_i];
			if (PUTC_ch == L'\0')
			    break;
			PUTC_n = (int) wcrtomb(PUTC_buf, buf[j].chars[PUTC_i], &PUT_st);
			if (PUTC_n <= 0)
			    break;
			for (k = 0; k < PUTC_n; k++) {
			    char temp[80];
			    _nc_vischar(temp, sizeof(temp), UChar(PUTC_buf[k]));
			    result = _nc_trace_bufcat(bufnum, temp);
			}
		    }
		}
#else
		{
		    char temp[80];
		    _nc_vischar(temp, sizeof(temp), UChar(buf[j]));
		    result = _nc_trace_bufcat(bufnum, temp);
		}
#endif /* USE_WIDEC_SUPPORT */
	    }
	    result = _nc_trace_bufcat(bufnum, d_quote);
	    if (attr != A_NORMAL) {
		result = _nc_trace_bufcat(bufnum, " | ");
		result = _nc_trace_bufcat(bufnum, _traceattr2(bufnum + 20, attr));
	    }
	    result = _nc_trace_bufcat(bufnum, r_brace);
	    first = last + 1;
	}
    }
    return result;
}

NCURSES_EXPORT(const char *)
_nc_viscbuf(const NCURSES_CH_T * buf, int len)
{
    return _nc_viscbuf2(0, buf, len);
}
#endif /* TRACE */


Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/* $OpenBSD: visbuf.c,v 1.1 2010/01/12 23:22:07 nicm Exp $ */
2
3			/****************************************************************************
4			* Copyright (c) 2001-2007,2008 Free Software Foundation, Inc. *
5			* *
6			* Permission is hereby granted, free of charge, to any person obtaining a *
7			* copy of this software and associated documentation files (the *
8			* "Software"), to deal in the Software without restriction, including *
9			* without limitation the rights to use, copy, modify, merge, publish, *
10			* distribute, distribute with modifications, sublicense, and/or sell *
11			* copies of the Software, and to permit persons to whom the Software is *
12			* furnished to do so, subject to the following conditions: *
13			* *
14			* The above copyright notice and this permission notice shall be included *
15			* in all copies or substantial portions of the Software. *
16			* *
17			* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
18			* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
19			* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
20			* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
21			* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
22			* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
23			* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
24			* *
25			* Except as contained in this notice, the name(s) of the above copyright *
26			* holders shall not be used in advertising or otherwise to promote the *
27			* sale, use or other dealings in this Software without prior written *
28			* authorization. *
29			****************************************************************************/
30
31			/****************************************************************************
32			* Author: Thomas E. Dickey 1996-on *
33			* and: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
34			* and: Eric S. Raymond <esr@snark.thyrsus.com> *
35			****************************************************************************/
36
37			/*
38			* visbuf.c - Tracing/Debugging support routines
39			*/
40
41			#define NEED_NCURSES_CH_T
42			#include <curses.priv.h>
43
44			#include <tic.h>
45			#include <ctype.h>
46
47			MODULE_ID("$Id: visbuf.c,v 1.1 2010/01/12 23:22:07 nicm Exp $")
48
49			#define NormalLen(len) (size_t) (((size_t)(len) + 1) * 4)
50			#define WideLen(len) (size_t) (((size_t)(len) + 1) * 4 * MB_CUR_MAX)
51
52			#ifdef TRACE
53			static const char d_quote[] = StringOf(D_QUOTE);
54			static const char l_brace[] = StringOf(L_BRACE);
55			static const char r_brace[] = StringOf(R_BRACE);
56			#endif
57
58			static char *
59			_nc_vischar(char *tp, size_t tl, unsigned c)
60			{
61			if (c == '"' \|\| c == '\\') {
62			*tp++ = '\\';
63			*tp++ = (char) c;
64			} else if (is7bits(c) && (isgraph(c) \|\| c == ' ')) {
65			*tp++ = (char) c;
66			} else if (c == '\n') {
67			*tp++ = '\\';
68			*tp++ = 'n';
69			} else if (c == '\r') {
70			*tp++ = '\\';
71			*tp++ = 'r';
72			} else if (c == '\b') {
73			*tp++ = '\\';
74			*tp++ = 'b';
75			} else if (c == '\033') {
76			*tp++ = '\\';
77			*tp++ = 'e';
78			} else if (UChar(c) == 0x7f) {
79			*tp++ = '\\';
80			*tp++ = '^';
81			*tp++ = '?';
82			} else if (is7bits(c) && iscntrl(UChar(c))) {
83			*tp++ = '\\';
84			*tp++ = '^';
85			*tp++ = (char) ('@' + c);
86			} else {
87			snprintf(tp, tl, "\\%03lo", (unsigned long) ChCharOf(c));
88			tp += strlen(tp);
89			}
90			*tp = 0;
91			return tp;
92			}
93
94			static const char *
95			_nc_visbuf2n(int bufnum, const char *buf, int len)
96			{
97			const char *vbuf;
98			char *tp;
99			int c;
100
101			if (buf == 0)
102			return ("(null)");
103			if (buf == CANCELLED_STRING)
104			return ("(cancelled)");
105
106			if (len < 0)
107			len = (int) strlen(buf);
108
109			#ifdef TRACE
110			vbuf = tp = _nc_trace_buf(bufnum, NormalLen(len));
111			#else
112			{
113			static char *mybuf[4];
114			mybuf[bufnum] = typeRealloc(char, NormalLen(len), mybuf[bufnum]);
115			vbuf = tp = mybuf[bufnum];
116			}
117			#endif
118			if (tp != 0) {
119			*tp++ = D_QUOTE;
120			while ((--len >= 0) && (c = *buf++) != '\0') {
121			tp = _nc_vischar(tp, NormalLen(len) - (tp - vbuf), UChar(c));
122			}
123			*tp++ = D_QUOTE;
124			*tp++ = '\0';
125			} else {
126			vbuf = ("(_nc_visbuf2n failed)");
127			}
128			return (vbuf);
129			}
130
131			NCURSES_EXPORT(const char *)
132			_nc_visbuf2(int bufnum, const char *buf)
133			{
134			return _nc_visbuf2n(bufnum, buf, -1);
135			}
136
137			NCURSES_EXPORT(const char *)
138			_nc_visbuf(const char *buf)
139			{
140			return _nc_visbuf2(0, buf);
141			}
142
143			NCURSES_EXPORT(const char *)
144			_nc_visbufn(const char *buf, int len)
145			{
146			return _nc_visbuf2n(0, buf, len);
147			}
148
149			#ifdef TRACE
150			#if USE_WIDEC_SUPPORT
151
152			#if defined(USE_TERMLIB)
153			#define _nc_wchstrlen _my_wchstrlen
154			static int
155			_nc_wchstrlen(const cchar_t *s)
156			{
157			int result = 0;
158			while (CharOf(s[result]) != L'\0') {
159			result++;
160			}
161			return result;
162			}
163			#endif
164
165			static const char *
166			_nc_viswbuf2n(int bufnum, const wchar_t *buf, int len)
167			{
168			const char *vbuf;
169			char *tp;
170			wchar_t c;
171
172			if (buf == 0)
173			return ("(null)");
174
175			if (len < 0)
176			len = (int) wcslen(buf);
177
178			#ifdef TRACE
179			vbuf = tp = _nc_trace_buf(bufnum, WideLen(len));
180			#else
181			{
182			static char *mybuf[2];
183			mybuf[bufnum] = typeRealloc(char, WideLen(len), mybuf[bufnum]);
184			vbuf = tp = mybuf[bufnum];
185			}
186			#endif
187			if (tp != 0) {
188			*tp++ = D_QUOTE;
189			while ((--len >= 0) && (c = *buf++) != '\0') {
190			char temp[CCHARW_MAX + 80];
191			int j = wctomb(temp, c), k;
192			if (j <= 0) {
193			snprintf(temp, sizeof temp, "\\u%08X", (unsigned) c);
194			j = (int) strlen(temp);
195			}
196			for (k = 0; k < j; ++k) {
197			tp = _nc_vischar(tp, WideLen(len) - (tp - vbuf), UChar(temp[k]));
198			}
199			}
200			*tp++ = D_QUOTE;
201			*tp++ = '\0';
202			} else {
203			vbuf = ("(_nc_viswbuf2n failed)");
204			}
205			return (vbuf);
206			}
207
208			NCURSES_EXPORT(const char *)
209			_nc_viswbuf2(int bufnum, const wchar_t *buf)
210			{
211			return _nc_viswbuf2n(bufnum, buf, -1);
212			}
213
214			NCURSES_EXPORT(const char *)
215			_nc_viswbuf(const wchar_t *buf)
216			{
217			return _nc_viswbuf2(0, buf);
218			}
219
220			NCURSES_EXPORT(const char *)
221			_nc_viswbufn(const wchar_t *buf, int len)
222			{
223			return _nc_viswbuf2n(0, buf, len);
224			}
225
226			/* this special case is used for wget_wstr() */
227			NCURSES_EXPORT(const char *)
228			_nc_viswibuf(const wint_t *buf)
229			{
230			static wchar_t *mybuf;
231			static unsigned mylen;
232			unsigned n;
233
234			for (n = 0; buf[n] != 0; ++n) ;
235			if (mylen < ++n) {
236			mylen = n + 80;
237			if (mybuf != 0)
238			mybuf = typeRealloc(wchar_t, mylen, mybuf);
239			else
240			mybuf = typeMalloc(wchar_t, mylen);
241			}
242			for (n = 0; buf[n] != 0; ++n)
243			mybuf[n] = (wchar_t) buf[n];
244
245			return _nc_viswbuf2(0, mybuf);
246			}
247			#endif /* USE_WIDEC_SUPPORT */
248
249			/* use these functions for displaying parts of a line within a window */
250			NCURSES_EXPORT(const char *)
251			_nc_viscbuf2(int bufnum, const NCURSES_CH_T * buf, int len)
252			{
253			char *result = _nc_trace_buf(bufnum, BUFSIZ);
254			int first;
255			const char *found;
256
257			if (result != 0) {
258			#if USE_WIDEC_SUPPORT
259			if (len < 0)
260			len = _nc_wchstrlen(buf);
261			#endif /* USE_WIDEC_SUPPORT */
262
263			/*
264			* Display one or more strings followed by attributes.
265			*/
266			first = 0;
267			while (first < len) {
268			attr_t attr = AttrOf(buf[first]);
269			int last = len - 1;
270			int j;
271
272			for (j = first + 1; j < len; ++j) {
273			if (!SameAttrOf(buf[j], buf[first])) {
274			last = j - 1;
275			break;
276			}
277			}
278
279			result = _nc_trace_bufcat(bufnum, l_brace);
280			result = _nc_trace_bufcat(bufnum, d_quote);
281			for (j = first; j <= last; ++j) {
282			found = _nc_altcharset_name(attr, (chtype) CharOf(buf[j]));
283			if (found != 0) {
284			result = _nc_trace_bufcat(bufnum, found);
285			attr &= ~A_ALTCHARSET;
286			} else
287			#if USE_WIDEC_SUPPORT
288			if (!isWidecExt(buf[j])) {
289			PUTC_DATA;
290
291			PUTC_INIT;
292			for (PUTC_i = 0; PUTC_i < CCHARW_MAX; ++PUTC_i) {
293			int k;
294
295			PUTC_ch = buf[j].chars[PUTC_i];
296			if (PUTC_ch == L'\0')
297			break;
298			PUTC_n = (int) wcrtomb(PUTC_buf, buf[j].chars[PUTC_i], &PUT_st);
299			if (PUTC_n <= 0)
300			break;
301			for (k = 0; k < PUTC_n; k++) {
302			char temp[80];
303			_nc_vischar(temp, sizeof(temp), UChar(PUTC_buf[k]));
304			result = _nc_trace_bufcat(bufnum, temp);
305			}
306			}
307			}
308			#else
309			{
310			char temp[80];
311			_nc_vischar(temp, sizeof(temp), UChar(buf[j]));
312			result = _nc_trace_bufcat(bufnum, temp);
313			}
314			#endif /* USE_WIDEC_SUPPORT */
315			}
316			result = _nc_trace_bufcat(bufnum, d_quote);
317			if (attr != A_NORMAL) {
318			result = _nc_trace_bufcat(bufnum, " \| ");
319			result = _nc_trace_bufcat(bufnum, _traceattr2(bufnum + 20, attr));
320			}
321			result = _nc_trace_bufcat(bufnum, r_brace);
322			first = last + 1;
323			}
324			}
325			return result;
326			}
327
328			NCURSES_EXPORT(const char *)
329			_nc_viscbuf(const NCURSES_CH_T * buf, int len)
330			{
331			return _nc_viscbuf2(0, buf, len);
332			}
333			#endif /* TRACE */