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275 lines
6.2 KiB
C
275 lines
6.2 KiB
C
/* radare - LGPL - Copyright 2009-2010 pancake<nopcode.org> nibble<develsec.org> */
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#include <r_cons.h>
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R_API void r_cons_grep(const char *str) {
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RCons *cons;
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char buf[1024];
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char *ptr, *optr, *ptr2, *ptr3;
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cons = r_cons_singleton ();
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cons->grep.str = NULL;
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cons->grep.nstrings = 0;
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cons->grep.token = cons->grep.line = -1;
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cons->grep.counter = cons->grep.neg = 0;
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if (str == NULL || !*str)
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return;
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if (*str == '!') { // neg
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cons->grep.neg = 1;
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str = str + 1;
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}
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if (*str == '?') { // counter
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cons->grep.counter = 1;
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str = str + 1;
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}
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strncpy (buf, str, sizeof (buf));
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ptr = buf;
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ptr3 = strchr (ptr, '['); // column number
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if (ptr3) {
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ptr3[0]='\0';
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cons->grep.token = atoi (ptr3+1);
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if (cons->grep.token<0)
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cons->grep.token = -1;
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}
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ptr2 = strchr (ptr, ':'); // line number
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if (ptr2) {
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ptr2[0]='\0';
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cons->grep.line = atoi (ptr2+1);
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if (cons->grep.line<0)
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cons->grep.line = -1;
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}
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if (*ptr) {
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cons->grep.str = (char *)strdup (ptr);
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do {
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optr = ptr;
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ptr = strchr (ptr, ','); // grep keywords
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if (ptr) {
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ptr[0] = '\0';
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ptr = ptr+1;
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}
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// TODO: check if keyword > 64
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strncpy (cons->grep.strings[cons->grep.nstrings], optr, 63);
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cons->grep.nstrings++;
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} while (ptr);
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}
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}
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R_API int r_cons_grepbuf(char *buf, int len) {
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RCons *cons = r_cons_singleton ();
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char tline[1024], *tbuf, *p, *out, *in = buf;
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int ret, buffer_len = 0, l = 0;
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out = tbuf = calloc (1, len);
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cons->lines = 0;
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while (in-buf<len) {
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p = strchr (in, '\n');
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if (!p) {
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free (tbuf);
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return 0;
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}
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l = p-in;
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if (l>0 && l<sizeof (tline)-1) {
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memset (tline, 0, sizeof (tline));
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memcpy (tline, in, l);
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ret = r_cons_grep_line (tline, l);
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if (ret > 0) {
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if (cons->grep.line == -1 ||
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(cons->grep.line != -1 && cons->grep.line == cons->lines)) {
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memcpy (out, tline, ret);
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out += ret;
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buffer_len += ret;
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}
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cons->lines++;
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} else if (ret < 0) {
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free (tbuf);
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return 0;
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}
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in += l+1;
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} else in++;
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}
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memcpy (buf, tbuf, len);
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cons->buffer_len = buffer_len;
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free (tbuf);
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return cons->lines;
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}
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R_API int r_cons_grep_line(char *buf, int len) {
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RCons *cons = r_cons_singleton ();
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const char delims[6][2] = { "|", "/", "\\", ",", ";", "\t" };
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int hit = cons->grep.neg;
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int i, j;
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if (cons->grep.nstrings>0) {
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for (i=0; i<cons->grep.nstrings; i++)
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if (strstr (buf, cons->grep.strings[i])) {
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hit = !cons->grep.neg;
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break;
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}
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} else hit = 1;
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if (hit) {
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if (cons->grep.token != -1 && (cons->grep.line == -1 ||
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(cons->grep.line != -1 && cons->grep.line == cons->lines))) {
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char ptr[1024], *tok = NULL;
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strncpy (ptr, buf, 1023);
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for (i=0; i<len; i++) for (j=0; j<6; j++)
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if (ptr[i] == delims[j][0])
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ptr[i] = ' ';
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for (tok = buf, i=0; i<=cons->grep.token; i++) {
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if (i==0) tok = (char *)strtok (ptr, " ");
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else tok = (char *)strtok (NULL, " ");
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if (tok == NULL)
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return -1;
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}
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len = strlen (tok);
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memcpy (buf, tok, len);
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}
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memcpy (buf+len, "\n", 1);
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len += 1;
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} else len = 0;
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return len;
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}
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// XXX: rename char *r_cons_filter_html(const char *ptr)
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R_API int r_cons_html_print(const char *ptr) {
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const char *str = ptr;
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int color = 0;
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int esc = 0;
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int len = 0;
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int inv = 0;
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for (;ptr[0]; ptr = ptr + 1) {
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if (ptr[0] == '\n') {
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printf ("<br />");
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fflush (stdout);
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}
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if (ptr[0] == 0x1b) {
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esc = 1;
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write (1, str, ptr-str);
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str = ptr + 1;
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continue;
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}
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if (esc == 1) {
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// \x1b[2J
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if (ptr[0] != '[') {
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eprintf ("Oops invalid escape char\n");
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esc = 0;
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str = ptr + 1;
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continue;
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}
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esc = 2;
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continue;
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} else
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if (esc == 2) {
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if (ptr[0]=='2'&&ptr[1]=='J') {
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ptr = ptr +1;
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printf ("<hr />\n"); fflush(stdout);
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esc = 0;
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str = ptr;
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continue;
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} else
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if (ptr[0]=='0'&&ptr[1]==';'&&ptr[2]=='0') {
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ptr = ptr + 4;
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r_cons_gotoxy (0,0);
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esc = 0;
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str = ptr;
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continue;
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} else
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if (ptr[0]=='0'&&ptr[1]=='m') {
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ptr = ptr + 1;
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str = ptr + 1;
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inv = 0;
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esc = 0;
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continue;
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// reset color
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} else
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if (ptr[0]=='7'&&ptr[1]=='m') {
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inv = 128;
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ptr = ptr + 1;
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str = ptr + 1;
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esc = 0;
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continue;
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// reset color
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} else
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if (ptr[0]=='3' && ptr[2]=='m') {
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color = 1;
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switch(ptr[1]) {
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case '0': // BLACK
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printf ("<font color=black>"); fflush(stdout);
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break;
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case '1': // RED
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printf ("<font color=red>"); fflush(stdout);
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break;
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case '2': // GREEN
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printf ("<font color=green>"); fflush(stdout);
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break;
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case '3': // YELLOW
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printf ("<font color=yellow>"); fflush(stdout);
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break;
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case '4': // BLUE
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printf ("<font color=blue>"); fflush(stdout);
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break;
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case '5': // MAGENTA
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printf ("<font color=magenta>"); fflush(stdout);
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break;
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case '6': // TURQOISE
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printf ("<font color=#0ae>"); fflush(stdout);
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break;
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case '7': // WHITE
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printf ("<font color=white>"); fflush(stdout);
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break;
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case '8': // GRAY
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printf ("<font color=#777>"); fflush(stdout);
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break;
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case '9': // ???
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break;
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}
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ptr = ptr + 1;
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str = ptr + 2;
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esc = 0;
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continue;
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} else
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if (ptr[0]=='4' && ptr[2]=='m') {
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/* background color */
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switch (ptr[1]) {
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case '0': // BLACK
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printf ("<font style='background-color:#000'>"); fflush(stdout);
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break;
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case '1': // RED
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printf ("<font style='background-color:#f00'>"); fflush(stdout);
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break;
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case '2': // GREEN
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printf ("<font style='background-color:#0f0'>"); fflush(stdout);
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break;
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case '3': // YELLOW
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printf ("<font style='background-color:#ff0'>"); fflush(stdout);
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break;
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case '4': // BLUE
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printf ("<font style='background-color:#00f'>"); fflush(stdout);
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break;
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case '5': // MAGENTA
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printf ("<font style='background-color:#f0f'>"); fflush(stdout);
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break;
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case '6': // TURQOISE
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printf ("<font style='background-color:#aaf'>"); fflush(stdout);
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break;
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case '7': // WHITE
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printf ("<font style='background-color:#fff'>"); fflush(stdout);
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break;
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case '8': // GRAY
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printf ("<font style='background-color:#777'>"); fflush(stdout);
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break;
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case '9': // ???
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break;
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}
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}
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}
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len++;
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}
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write (1, str, ptr-str);
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return len;
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}
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