#include "asterisk.h"
#include "asterisk/_private.h"
#include <sys/time.h>
#include <signal.h>
#include <sys/stat.h>
#include <fcntl.h>
#include "asterisk/term.h"
#include "asterisk/lock.h"
#include "asterisk/utils.h"
Go to the source code of this file.
Functions | |
int | ast_term_init (void) |
static short | convshort (char *s) |
char * | term_color (char *outbuf, const char *inbuf, int fgcolor, int bgcolor, int maxout) |
char * | term_color_code (char *outbuf, int fgcolor, int bgcolor, int maxout) |
char * | term_end (void) |
void | term_filter_escapes (char *line) |
char * | term_prep (void) |
char * | term_prompt (char *outbuf, const char *inbuf, int maxout) |
char * | term_quit (void) |
char * | term_strip (char *outbuf, char *inbuf, int maxout) |
Variables | |
static char | enddata [80] = "" |
static char | prepdata [80] = "" |
static char | quitdata [80] = "" |
static const char * | termpath [] |
static int | vt100compat |
Definition in file term.c.
int ast_term_init | ( | void | ) |
Provided by term.c
Definition at line 69 of file term.c.
References ast_opt_console, ast_opt_no_color, ast_opt_no_fork, ATTR_BRIGHT, ATTR_RESET, COLOR_BLACK, COLOR_BROWN, COLOR_WHITE, convshort(), and ESC.
Referenced by main().
00070 { 00071 char *term = getenv("TERM"); 00072 char termfile[256] = ""; 00073 char buffer[512] = ""; 00074 int termfd = -1, parseokay = 0, i; 00075 00076 if (!term) 00077 return 0; 00078 if (!ast_opt_console || ast_opt_no_color || !ast_opt_no_fork) 00079 return 0; 00080 00081 for (i=0 ;; i++) { 00082 if (termpath[i] == NULL) { 00083 break; 00084 } 00085 snprintf(termfile, sizeof(termfile), "%s/%c/%s", termpath[i], *term, term); 00086 termfd = open(termfile, O_RDONLY); 00087 if (termfd > -1) { 00088 break; 00089 } 00090 } 00091 if (termfd > -1) { 00092 int actsize = read(termfd, buffer, sizeof(buffer) - 1); 00093 short sz_names = convshort(buffer + 2); 00094 short sz_bools = convshort(buffer + 4); 00095 short n_nums = convshort(buffer + 6); 00096 00097 /* if ((sz_names + sz_bools) & 1) 00098 sz_bools++; */ 00099 00100 if (sz_names + sz_bools + n_nums < actsize) { 00101 /* Offset 13 is defined in /usr/include/term.h, though we do not 00102 * include it here, as it conflicts with include/asterisk/term.h */ 00103 short max_colors = convshort(buffer + 12 + sz_names + sz_bools + 13 * 2); 00104 if (max_colors > 0) { 00105 vt100compat = 1; 00106 } 00107 parseokay = 1; 00108 } 00109 close(termfd); 00110 } 00111 00112 if (!parseokay) { 00113 /* These comparisons should not be substrings nor case-insensitive, as 00114 * terminal types are very particular about how they treat suffixes and 00115 * capitalization. For example, terminal type 'linux-m' does NOT 00116 * support color, while 'linux' does. Not even all vt100* terminals 00117 * support color, either (e.g. 'vt100+fnkeys'). */ 00118 if (!strcmp(term, "linux")) { 00119 vt100compat = 1; 00120 } else if (!strcmp(term, "xterm")) { 00121 vt100compat = 1; 00122 } else if (!strcmp(term, "xterm-color")) { 00123 vt100compat = 1; 00124 } else if (!strncmp(term, "Eterm", 5)) { 00125 /* Both entries which start with Eterm support color */ 00126 vt100compat = 1; 00127 } else if (!strcmp(term, "vt100")) { 00128 vt100compat = 1; 00129 } else if (!strncmp(term, "crt", 3)) { 00130 /* Both crt terminals support color */ 00131 vt100compat = 1; 00132 } 00133 } 00134 00135 if (vt100compat) { 00136 /* Make commands show up in nice colors */ 00137 snprintf(prepdata, sizeof(prepdata), "%c[%d;%d;%dm", ESC, ATTR_BRIGHT, COLOR_BROWN, COLOR_BLACK + 10); 00138 snprintf(enddata, sizeof(enddata), "%c[%d;%d;%dm", ESC, ATTR_RESET, COLOR_WHITE, COLOR_BLACK + 10); 00139 snprintf(quitdata, sizeof(quitdata), "%c[0m", ESC); 00140 } 00141 return 0; 00142 }
static short convshort | ( | char * | s | ) | [static] |
Definition at line 54 of file term.c.
Referenced by ast_term_init().
00055 { 00056 register int a, b; 00057 00058 a = (int) s[0] & 0377; 00059 b = (int) s[1] & 0377; 00060 00061 if (a == 0377 && b == 0377) 00062 return -1; 00063 if (a == 0376 && b == 0377) 00064 return -2; 00065 00066 return a + b * 256; 00067 }
char* term_color | ( | char * | outbuf, | |
const char * | inbuf, | |||
int | fgcolor, | |||
int | bgcolor, | |||
int | maxout | |||
) |
Definition at line 144 of file term.c.
References ast_copy_string(), ATTR_BRIGHT, COLOR_BLACK, COLOR_WHITE, and ESC.
Referenced by __ast_custom_function_register(), __ast_register_translator(), ast_frame_dump(), ast_register_application2(), ast_unregister_translator(), fix_header(), handle_dahdi_show_cadences(), handle_show_application(), handle_show_function(), logger_print_normal(), lua_pbx_exec(), main(), pbx_extension_helper(), show_config_description(), and start_resource().
00145 { 00146 int attr = 0; 00147 char tmp[40]; 00148 if (!vt100compat) { 00149 ast_copy_string(outbuf, inbuf, maxout); 00150 return outbuf; 00151 } 00152 if (!fgcolor && !bgcolor) { 00153 ast_copy_string(outbuf, inbuf, maxout); 00154 return outbuf; 00155 } 00156 if ((fgcolor & 128) && (bgcolor & 128)) { 00157 /* Can't both be highlighted */ 00158 ast_copy_string(outbuf, inbuf, maxout); 00159 return outbuf; 00160 } 00161 if (!bgcolor) 00162 bgcolor = COLOR_BLACK; 00163 00164 if (bgcolor) { 00165 bgcolor &= ~128; 00166 bgcolor += 10; 00167 } 00168 if (fgcolor & 128) { 00169 attr = ATTR_BRIGHT; 00170 fgcolor &= ~128; 00171 } 00172 if (fgcolor && bgcolor) { 00173 snprintf(tmp, sizeof(tmp), "%d;%d", fgcolor, bgcolor); 00174 } else if (bgcolor) { 00175 snprintf(tmp, sizeof(tmp), "%d", bgcolor); 00176 } else if (fgcolor) { 00177 snprintf(tmp, sizeof(tmp), "%d", fgcolor); 00178 } 00179 if (attr) { 00180 snprintf(outbuf, maxout, "%c[%d;%sm%s%c[0;%d;%dm", ESC, attr, tmp, inbuf, ESC, COLOR_WHITE, COLOR_BLACK + 10); 00181 } else { 00182 snprintf(outbuf, maxout, "%c[%sm%s%c[0;%d;%dm", ESC, tmp, inbuf, ESC, COLOR_WHITE, COLOR_BLACK + 10); 00183 } 00184 return outbuf; 00185 }
char* term_color_code | ( | char * | outbuf, | |
int | fgcolor, | |||
int | bgcolor, | |||
int | maxout | |||
) |
Definition at line 187 of file term.c.
References ATTR_BRIGHT, COLOR_BLACK, and ESC.
Referenced by cli_prompt().
00188 { 00189 int attr=0; 00190 char tmp[40]; 00191 if ((!vt100compat) || (!fgcolor && !bgcolor)) { 00192 *outbuf = '\0'; 00193 return outbuf; 00194 } 00195 if ((fgcolor & 128) && (bgcolor & 128)) { 00196 /* Can't both be highlighted */ 00197 *outbuf = '\0'; 00198 return outbuf; 00199 } 00200 if (!bgcolor) 00201 bgcolor = COLOR_BLACK; 00202 00203 if (bgcolor) { 00204 bgcolor &= ~128; 00205 bgcolor += 10; 00206 } 00207 if (fgcolor & 128) { 00208 attr = ATTR_BRIGHT; 00209 fgcolor &= ~128; 00210 } 00211 if (fgcolor && bgcolor) { 00212 snprintf(tmp, sizeof(tmp), "%d;%d", fgcolor, bgcolor); 00213 } else if (bgcolor) { 00214 snprintf(tmp, sizeof(tmp), "%d", bgcolor); 00215 } else if (fgcolor) { 00216 snprintf(tmp, sizeof(tmp), "%d", fgcolor); 00217 } 00218 if (attr) { 00219 snprintf(outbuf, maxout, "%c[%d;%sm", ESC, attr, tmp); 00220 } else { 00221 snprintf(outbuf, maxout, "%c[%sm", ESC, tmp); 00222 } 00223 return outbuf; 00224 }
char* term_end | ( | void | ) |
Definition at line 289 of file term.c.
Referenced by consolehandler(), and main().
00290 { 00291 return enddata; 00292 }
void term_filter_escapes | ( | char * | line | ) |
Definition at line 262 of file term.c.
Referenced by ast_log().
00263 { 00264 int i; 00265 int len = strlen(line); 00266 00267 for (i = 0; i < len; i++) { 00268 if (line[i] != ESC) 00269 continue; 00270 if ((i < (len - 2)) && 00271 (line[i + 1] == 0x5B)) { 00272 switch (line[i + 2]) { 00273 case 0x30: 00274 case 0x31: 00275 case 0x33: 00276 continue; 00277 } 00278 } 00279 /* replace ESC with a space */ 00280 line[i] = ' '; 00281 } 00282 }
char* term_prep | ( | void | ) |
char* term_prompt | ( | char * | outbuf, | |
const char * | inbuf, | |||
int | maxout | |||
) |
Definition at line 247 of file term.c.
References ast_copy_string(), ATTR_BRIGHT, COLOR_BLACK, COLOR_BLUE, COLOR_WHITE, and ESC.
00248 { 00249 if (!vt100compat) { 00250 ast_copy_string(outbuf, inbuf, maxout); 00251 return outbuf; 00252 } 00253 snprintf(outbuf, maxout, "%c[%d;%d;%dm%c%c[%d;%d;%dm%s", 00254 ESC, ATTR_BRIGHT, COLOR_BLUE, COLOR_BLACK + 10, 00255 inbuf[0], 00256 ESC, 0, COLOR_WHITE, COLOR_BLACK + 10, 00257 inbuf + 1); 00258 return outbuf; 00259 }
char* term_quit | ( | void | ) |
Definition at line 294 of file term.c.
Referenced by ast_el_read_char(), main(), and quit_handler().
00295 { 00296 return quitdata; 00297 }
char* term_strip | ( | char * | outbuf, | |
char * | inbuf, | |||
int | maxout | |||
) |
Definition at line 226 of file term.c.
References ESC.
Referenced by __verboser(), action_command(), ast_log_vsyslog(), and logger_print_normal().
00227 { 00228 char *outbuf_ptr = outbuf, *inbuf_ptr = inbuf; 00229 00230 while (outbuf_ptr < outbuf + maxout) { 00231 switch (*inbuf_ptr) { 00232 case ESC: 00233 while (*inbuf_ptr && (*inbuf_ptr != 'm')) 00234 inbuf_ptr++; 00235 break; 00236 default: 00237 *outbuf_ptr = *inbuf_ptr; 00238 outbuf_ptr++; 00239 } 00240 if (! *inbuf_ptr) 00241 break; 00242 inbuf_ptr++; 00243 } 00244 return outbuf; 00245 }
int vt100compat [static] |