summaryrefslogtreecommitdiffstats
path: root/common/console_common.c
blob: 5d2ccdb6e723414e3b241eff4d9dab1696e779cf (plain) (blame)
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
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
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
/*
 * based on code:
 *
 * (C) Copyright 2000 Paolo Scaffardi, AIRVENT SAM s.p.a -
 * RIMINI(ITALY), arsenio@tin.it
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 */
#include <common.h>
#include <fs.h>
#include <errno.h>
#include <console.h>
#include <init.h>
#include <environment.h>
#include <globalvar.h>
#include <magicvar.h>
#include <password.h>

#ifndef CONFIG_CONSOLE_NONE

static int console_input_allow;

static int console_global_init(void)
{
	if (IS_ENABLED(CONFIG_CMD_LOGIN) && is_passwd_enable())
		console_input_allow = 0;
	else
		console_input_allow = 1;

	globalvar_add_simple_bool("console.input_allow", &console_input_allow);

	return 0;
}
late_initcall(console_global_init);

BAREBOX_MAGICVAR_NAMED(global_console_input_allow, global.console.input_allow, "console input allowed");

bool console_is_input_allow(void)
{
	return console_input_allow;
}

void console_allow_input(bool val)
{
	console_input_allow = val;
}

int barebox_loglevel = CONFIG_DEFAULT_LOGLEVEL;

int pr_print(int level, const char *fmt, ...)
{
	va_list args;
	uint i;
	char printbuffer[CFG_PBSIZE];

	if (level > barebox_loglevel)
		return 0;

	va_start(args, fmt);
	i = vsprintf(printbuffer, fmt, args);
	va_end(args);

	/* Print the string */
	puts(printbuffer);

	return i;
}

static int loglevel_init(void)
{
	return globalvar_add_simple_int("loglevel", &barebox_loglevel, "%d");
}
device_initcall(loglevel_init);

int printf(const char *fmt, ...)
{
	va_list args;
	uint i;
	char printbuffer[CFG_PBSIZE];

	va_start(args, fmt);

	/*
	 * For this to work, printbuffer must be larger than
	 * anything we ever want to print.
	 */
	i = vsprintf (printbuffer, fmt, args);
	va_end(args);

	/* Print the string */
	puts(printbuffer);

	return i;
}
EXPORT_SYMBOL(printf);

int vprintf(const char *fmt, va_list args)
{
	uint i;
	char printbuffer[CFG_PBSIZE];

	/*
	 * For this to work, printbuffer must be larger than
	 * anything we ever want to print.
	 */
	i = vsprintf(printbuffer, fmt, args);

	/* Print the string */
	puts(printbuffer);

	return i;
}
EXPORT_SYMBOL(vprintf);

#endif /* !CONFIG_CONSOLE_NONE */

int fprintf(int file, const char *fmt, ...)
{
	va_list args;
	char printbuffer[CFG_PBSIZE];

	va_start(args, fmt);

	/*
	 * For this to work, printbuffer must be larger than
	 * anything we ever want to print.
	 */
	vsprintf(printbuffer, fmt, args);
	va_end(args);

	/* Print the string */
	return fputs(file, printbuffer);
}
EXPORT_SYMBOL(fprintf);

int fputs(int fd, const char *s)
{
	if (fd == 1)
		return puts(s);
	else if (fd == 2)
		return eputs(s);
	else
		return write(fd, s, strlen(s));
}
EXPORT_SYMBOL(fputs);

int fputc(int fd, char c)
{
	if (fd == 1)
		putchar(c);
	else if (fd == 2)
		eputc(c);
	else
		return write(fd, &c, 1);

	return 0;
}
EXPORT_SYMBOL(fputc);

/*
 * @brief returns current used console device
 *
 * @return console device which is registered with CONSOLE_STDIN and
 * CONSOLE_STDOUT
 */
struct console_device *console_get_first_active(void)
{
	struct console_device *cdev;
	/*
	 * Assumption to have BOTH CONSOLE_STDIN AND STDOUT in the
	 * same output console
	 */
	for_each_console(cdev) {
		if ((cdev->f_active & (CONSOLE_STDIN | CONSOLE_STDOUT)))
			return cdev;
	}

	return NULL;
}
EXPORT_SYMBOL(console_get_first_active);