2 * Copyright (C) 1997-2006 Andre Noll <maan@systemlinux.org>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
19 /** \file para.h global paraslash definitions */
27 #include <sys/signal.h>
31 #include <time.h> /* time(), localtime() */
38 #include <sys/socket.h>
39 #include <netinet/in.h>
40 #include <arpa/inet.h>
44 #include <sys/un.h> /* needed by create_pf_socket */
45 #include "gcc-compat.h"
47 /* some internal constants */
48 #define STRINGSIZE 4096
52 #define MIN(a,b) ((a) < (b) ? (a) : (b))
53 #define MAX(a,b) ((a) > (b) ? (a) : (b))
54 #define ABS(a) ((a) > 0 ? (a) : -(a))
66 #define COMPILE_TIME_LOGLEVEL 0
67 #if DEBUG > COMPILE_TIME_LOGLEVEL
68 #define PARA_DEBUG_LOG(f,...) para_log(DEBUG, "%s: " f, __FUNCTION__, __VA_ARGS__)
70 #define PARA_DEBUG_LOG(...)
73 #if INFO > COMPILE_TIME_LOGLEVEL
74 #define PARA_INFO_LOG(f,...) para_log(INFO, "%s: " f, __FUNCTION__, __VA_ARGS__)
76 #define PARA_INFO_LOG(...)
79 #if NOTICE > COMPILE_TIME_LOGLEVEL
80 #define PARA_NOTICE_LOG(f,...) para_log(NOTICE, "%s: " f, __FUNCTION__, __VA_ARGS__)
82 #define PARA_NOTICE_LOG(...)
85 #if WARNING > COMPILE_TIME_LOGLEVEL
86 #define PARA_WARNING_LOG(f,...) para_log(WARNING, "%s: " f, __FUNCTION__, __VA_ARGS__)
88 #define PARA_WARNING_LOG(...)
91 #if ERROR > COMPILE_TIME_LOGLEVEL
92 #define PARA_ERROR_LOG(f,...) para_log(ERROR, "%s: " f, __FUNCTION__, __VA_ARGS__)
94 #define PARA_ERROR_LOG(...)
97 #if CRIT > COMPILE_TIME_LOGLEVEL
98 #define PARA_CRIT_LOG(f,...) para_log(CRIT, "%s: " f, __FUNCTION__, __VA_ARGS__)
100 #define PARA_CRIT_LOG(...)
103 #if EMERG > COMPILE_TIME_LOGLEVEL
104 #define PARA_EMERG_LOG(f,...) para_log(EMERG, "%s: " f, __FUNCTION__, __VA_ARGS__)
106 #define PARA_EMERG_LOG(...)
109 #define COPYRIGHT "Copyright (c) 1997-2006 by Andre Noll"
111 #define LICENSE "This is free software with ABSOLUTELY NO WARRANTY. " \
112 "See COPYING for details."
114 #define AWAITING_DATA_MSG "\nAwaiting Data."
115 #define PROCEED_MSG "\nProceed.\n"
116 #define PROCEED_MSG_LEN strlen(PROCEED_MSG)
117 #define EOC_MSG "\nEnd of Command."
118 #define CHALLENGE_RESPONSE_MSG "challenge_response:"
121 int para_open_audiod_pipe(char *);
122 int read_audiod_pipe(int, void (*)(char *));
125 int file_exists(const char *);
126 int para_exec(pid_t *, const char *, char *const [], int *);
127 int para_exec_cmdline_pid(pid_t *, char *, int *);
130 int para_signal_init(void);
131 int para_install_sighandler(int);
132 void para_reap_children(void);
133 pid_t para_reap_child(void);
134 int para_next_signal(void);
137 int tv_diff(const struct timeval *b, const struct timeval *a, struct timeval *diff);
138 long unsigned tv2ms(const struct timeval*);
139 void d2tv(double, struct timeval*);
140 void tv_add(const struct timeval*, const struct timeval *, struct timeval *);
141 void tv_scale(const unsigned long, const struct timeval *, struct timeval *);
142 void tv_divide(const unsigned long div, const struct timeval *tv,
143 struct timeval *result);
144 int tv_convex_combination(const long a, const struct timeval *tv1,
145 const long b, const struct timeval *tv2,
146 struct timeval *result);
147 void ms2tv(const long unsigned n, struct timeval *tv);
151 SI_STATUS_BAR, SI_STATUS, SI_NUM_PLAYED,
152 SI_MTIME, SI_LENGTH_MIN, SI_LENGTH_SEC,
153 SI_FILE_SIZE, SI_STATUS_FLAGS, SI_FORMAT,
154 SI_SCORE, SI_AUDIO_INFO1, SI_AUDIO_INFO2,
155 SI_AUDIO_INFO3, SI_DBINFO1, SI_DBINFO2,
156 SI_DBINFO3, SI_DECODER_FLAGS, SI_AUDIOD_STATUS,
157 SI_PLAY_TIME, SI_UPTIME, SI_OFFSET,
158 SI_LENGTH, SI_STREAM_START, SI_CURRENT_TIME,
159 SI_AUDIOD_UPTIME, SI_SELECTOR, NUM_STAT_ITEMS
162 int stat_line_valid(const char *);
163 void stat_client_write(char *msg);
164 int stat_client_add(int);
165 void dump_empty_status(void);
166 unsigned for_each_line(char *, int, void (*)(char *));
168 struct stat_item_data {
169 char *prefix, *postfix;
180 int output_fg, output_bg;
182 int err_msg_fg, err_msg_bg;
183 int welcome_fg, welcome_bg;
186 int default_fg, default_bg;
188 int top_lines_default, top_lines_min;
189 int lines_min, cols_min;
190 struct stat_item_data data[NUM_STAT_ITEMS];
193 void init_theme(int i, struct gui_theme *);
194 void next_theme(struct gui_theme *);
195 void prev_theme(struct gui_theme *);
201 __printf_2_3 void para_log(int, char*, ...);
203 /* taken from printf man page */
204 #define PARA_VSPRINTF(fmt, p) \
207 p = para_malloc(size); \
210 /* Try to print in the allocated space. */ \
212 n = vsnprintf(p, size, fmt, ap); \
214 /* If that worked, return the string. */ \
215 if (n > -1 && n < size) \
217 /* Else try again with more space. */ \
218 if (n > -1) /* glibc 2.1 */ \
219 size = n + 1; /* precisely what is needed */ \
220 else /* glibc 2.0 */ \
221 size *= 2; /* twice the old size */ \
222 p = para_realloc(p, size); \