Wed Oct 28 15:49:22 2009

Asterisk developer's documentation


term.h File Reference

Handy terminal functions for vt* terms. More...

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Defines

#define ATTR_BLINK   5
#define ATTR_BRIGHT   1
#define ATTR_DIM   2
#define ATTR_HIDDEN   8
#define ATTR_RESET   0
#define ATTR_REVER   7
#define ATTR_UNDER   4
#define COLOR_BLACK   30
#define COLOR_BLUE   34
#define COLOR_BRBLUE   34 | 128
#define COLOR_BRCYAN   36 | 128
#define COLOR_BRGREEN   32 | 128
#define COLOR_BRMAGENTA   35 | 128
#define COLOR_BROWN   33
#define COLOR_BRRED   31 | 128
#define COLOR_BRWHITE   37 | 128
#define COLOR_CYAN   36
#define COLOR_GRAY   30 | 128
#define COLOR_GREEN   32
#define COLOR_MAGENTA   35
#define COLOR_RED   31
#define COLOR_WHITE   37
#define COLOR_YELLOW   33 | 128
#define ESC   0x1b

Functions

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)
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)


Detailed Description

Handy terminal functions for vt* terms.

Definition in file term.h.


Define Documentation

#define ATTR_BLINK   5

Definition at line 35 of file term.h.

#define ATTR_BRIGHT   1

Definition at line 32 of file term.h.

Referenced by term_color(), term_color_code(), term_init(), and term_prompt().

#define ATTR_DIM   2

Definition at line 33 of file term.h.

#define ATTR_HIDDEN   8

Definition at line 37 of file term.h.

#define ATTR_RESET   0

Definition at line 31 of file term.h.

Referenced by term_init().

#define ATTR_REVER   7

Definition at line 36 of file term.h.

#define ATTR_UNDER   4

Definition at line 34 of file term.h.

#define COLOR_BLACK   30

#define COLOR_BLUE   34

Definition at line 47 of file term.h.

Referenced by term_prompt().

#define COLOR_BRBLUE   34 | 128

Definition at line 48 of file term.h.

#define COLOR_BRCYAN   36 | 128

#define COLOR_BRGREEN   32 | 128

Definition at line 44 of file term.h.

Referenced by ast_frame_dump().

#define COLOR_BRMAGENTA   35 | 128

Definition at line 50 of file term.h.

Referenced by ast_frame_dump(), pbx_extension_helper(), and realtime_exec().

#define COLOR_BROWN   33

Definition at line 45 of file term.h.

Referenced by __load_resource(), and term_init().

#define COLOR_BRRED   31 | 128

Definition at line 42 of file term.h.

Referenced by ast_frame_dump().

#define COLOR_BRWHITE   37 | 128

Definition at line 54 of file term.h.

Referenced by ast_log(), load_modules(), and main().

#define COLOR_CYAN   36

Definition at line 51 of file term.h.

Referenced by handle_show_application(), and handle_show_function().

#define COLOR_GRAY   30 | 128

Definition at line 40 of file term.h.

Referenced by fix_header().

#define COLOR_GREEN   32

Definition at line 43 of file term.h.

Referenced by handle_zap_show_cadences().

#define COLOR_MAGENTA   35

#define COLOR_RED   31

Definition at line 41 of file term.h.

#define COLOR_WHITE   37

Definition at line 53 of file term.h.

Referenced by cli_prompt(), term_color(), term_init(), and term_prompt().

#define COLOR_YELLOW   33 | 128

Definition at line 46 of file term.h.

Referenced by ast_frame_dump().

#define ESC   0x1b

Definition at line 30 of file term.h.

Referenced by term_color(), term_color_code(), term_init(), term_prompt(), and term_strip().


Function Documentation

char* term_color ( char *  outbuf,
const char *  inbuf,
int  fgcolor,
int  bgcolor,
int  maxout 
)

Definition at line 149 of file term.c.

References ATTR_BRIGHT, COLOR_BLACK, COLOR_WHITE, and ESC.

Referenced by __load_resource(), ast_frame_dump(), ast_log(), ast_register_application(), ast_register_translator(), ast_unregister_translator(), fix_header(), handle_show_application(), handle_show_function(), handle_zap_show_cadences(), load_modules(), main(), pbx_extension_helper(), and realtime_exec().

00150 {
00151    int attr=0;
00152    char tmp[40];
00153    if (!vt100compat) {
00154       ast_copy_string(outbuf, inbuf, maxout);
00155       return outbuf;
00156    }
00157    if (!fgcolor && !bgcolor) {
00158       ast_copy_string(outbuf, inbuf, maxout);
00159       return outbuf;
00160    }
00161    if ((fgcolor & 128) && (bgcolor & 128)) {
00162       /* Can't both be highlighted */
00163       ast_copy_string(outbuf, inbuf, maxout);
00164       return outbuf;
00165    }
00166    if (!bgcolor)
00167       bgcolor = COLOR_BLACK;
00168 
00169    if (bgcolor) {
00170       bgcolor &= ~128;
00171       bgcolor += 10;
00172    }
00173    if (fgcolor & 128) {
00174       attr = ATTR_BRIGHT;
00175       fgcolor &= ~128;
00176    }
00177    if (fgcolor && bgcolor) {
00178       snprintf(tmp, sizeof(tmp), "%d;%d", fgcolor, bgcolor);
00179    } else if (bgcolor) {
00180       snprintf(tmp, sizeof(tmp), "%d", bgcolor);
00181    } else if (fgcolor) {
00182       snprintf(tmp, sizeof(tmp), "%d", fgcolor);
00183    }
00184    if (attr) {
00185       snprintf(outbuf, maxout, "%c[%d;%sm%s%c[0;%d;%dm", ESC, attr, tmp, inbuf, ESC, COLOR_WHITE, COLOR_BLACK + 10);
00186    } else {
00187       snprintf(outbuf, maxout, "%c[%sm%s%c[0;%d;%dm", ESC, tmp, inbuf, ESC, COLOR_WHITE, COLOR_BLACK + 10);
00188    }
00189    return outbuf;
00190 }

char* term_color_code ( char *  outbuf,
int  fgcolor,
int  bgcolor,
int  maxout 
)

Definition at line 192 of file term.c.

References ATTR_BRIGHT, COLOR_BLACK, and ESC.

Referenced by cli_prompt().

00193 {
00194    int attr=0;
00195    char tmp[40];
00196    if ((!vt100compat) || (!fgcolor && !bgcolor)) {
00197       *outbuf = '\0';
00198       return outbuf;
00199    }
00200    if ((fgcolor & 128) && (bgcolor & 128)) {
00201       /* Can't both be highlighted */
00202       *outbuf = '\0';
00203       return outbuf;
00204    }
00205    if (!bgcolor)
00206       bgcolor = COLOR_BLACK;
00207 
00208    if (bgcolor) {
00209       bgcolor &= ~128;
00210       bgcolor += 10;
00211    }
00212    if (fgcolor & 128) {
00213       attr = ATTR_BRIGHT;
00214       fgcolor &= ~128;
00215    }
00216    if (fgcolor && bgcolor) {
00217       snprintf(tmp, sizeof(tmp), "%d;%d", fgcolor, bgcolor);
00218    } else if (bgcolor) {
00219       snprintf(tmp, sizeof(tmp), "%d", bgcolor);
00220    } else if (fgcolor) {
00221       snprintf(tmp, sizeof(tmp), "%d", fgcolor);
00222    }
00223    if (attr) {
00224       snprintf(outbuf, maxout, "%c[%d;%sm", ESC, attr, tmp);
00225    } else {
00226       snprintf(outbuf, maxout, "%c[%sm", ESC, tmp);
00227    }
00228    return outbuf;
00229 }

char* term_end ( void   ) 

Definition at line 271 of file term.c.

Referenced by consolehandler(), and main().

00272 {
00273    return enddata;
00274 }

char* term_prep ( void   ) 

Definition at line 266 of file term.c.

00267 {
00268    return prepdata;
00269 }

char* term_prompt ( char *  outbuf,
const char *  inbuf,
int  maxout 
)

Definition at line 252 of file term.c.

References ATTR_BRIGHT, COLOR_BLACK, COLOR_BLUE, COLOR_WHITE, and ESC.

00253 {
00254    if (!vt100compat) {
00255       ast_copy_string(outbuf, inbuf, maxout);
00256       return outbuf;
00257    }
00258    snprintf(outbuf, maxout, "%c[%d;%d;%dm%c%c[%d;%d;%dm%s",
00259       ESC, ATTR_BRIGHT, COLOR_BLUE, COLOR_BLACK + 10,
00260       inbuf[0],
00261       ESC, 0, COLOR_WHITE, COLOR_BLACK + 10,
00262       inbuf + 1);
00263    return outbuf;
00264 }

char* term_quit ( void   ) 

Definition at line 276 of file term.c.

Referenced by ast_el_read_char(), main(), and quit_handler().

00277 {
00278    return quitdata;
00279 }

char* term_strip ( char *  outbuf,
char *  inbuf,
int  maxout 
)

Definition at line 231 of file term.c.

References ESC.

Referenced by ast_log(), and ast_log_vsyslog().

00232 {
00233    char *outbuf_ptr = outbuf, *inbuf_ptr = inbuf;
00234 
00235    while (outbuf_ptr < outbuf + maxout) {
00236       switch (*inbuf_ptr) {
00237          case ESC:
00238             while (*inbuf_ptr && (*inbuf_ptr != 'm'))
00239                inbuf_ptr++;
00240             break;
00241          default:
00242             *outbuf_ptr = *inbuf_ptr;
00243             outbuf_ptr++;
00244       }
00245       if (! *inbuf_ptr)
00246          break;
00247       inbuf_ptr++;
00248    }
00249    return outbuf;
00250 }


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