129 lines
2.6 KiB
C
129 lines
2.6 KiB
C
/* Copyright radare2 2014 - Author: pancake */
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#include <r_cons.h>
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typedef struct {
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int x;
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int y;
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int w;
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int h;
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ut64 addr;
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const char *text;
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} Node;
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typedef struct {
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int nth;
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int from;
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int to;
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} Edge;
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int curnode = 0;
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static Node nodes[] = {
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{25,4, 18, 6, 0x8048320, "push ebp\nmov esp, ebp\njz 0x8048332" },
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{10,13, 18, 5, 0x8048332, "xor eax, eax\nint 0x80\n"},
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{30,13, 18, 5, 0x8048324, "pop ebp\nret"},
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{NULL}
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};
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static Edge edges[] = {
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{ 0, 0, 1 },
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{ 1, 0, 2 },
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{ -1 }
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};
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#define G(x,y) r_cons_canvas_gotoxy (can, x, y)
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#define W(x) r_cons_canvas_write (can, x)
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#define B(x,y,w,h) r_cons_canvas_box(can, x,y,w,h)
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#define L(x,y,x2,y2) r_cons_canvas_line(can, x,y,x2,y2,0)
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#define F(x,y,x2,y2,c) r_cons_canvas_fill(can, x,y,x2,y2,c,0)
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static void Node_print(RConsCanvas *can, Node *n, int cur) {
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char title[128];
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n->w = r_str_bounds (n->text, &n->h);
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n->w += 4;
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n->h += 4;
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n->w = R_MAX(18, n->w);
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if (cur) {
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F (n->x,n->y, n->w, n->h, '.');
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snprintf (title, sizeof (title)-1,
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"-[ 0x%08"PFMT64x" ]-", n->addr);
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} else {
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snprintf (title, sizeof (title)-1,
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" 0x%08"PFMT64x" ", n->addr);
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}
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G (n->x+1, n->y+1);
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W (title);
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G (n->x+2, n->y+2);
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W (n->text);
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G (n->x+1, n->y+1);
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W (title);
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B (n->x, n->y, n->w, n->h);
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}
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static void Edge_print(RConsCanvas *can, Node *a, Node *b, int nth) {
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int x, y, x2, y2;
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int xinc = 3+(nth*3);
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x = a->x+xinc;
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y = a->y+a->h;
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x2 = b->x+xinc;
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y2 = b->y;
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L(x,y,x2,y2);
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}
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main() {
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int w, h, i;
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RConsCanvas *can;
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RCons *c = r_cons_new ();
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w = r_cons_get_size (&h);
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can = r_cons_canvas_new (w-1, h-1);
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repeat:
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r_cons_canvas_clear (can);
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for (i=0;edges[i].nth!=-1;i++) {
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Node *a = &nodes[edges[i].from];
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Node *b = &nodes[edges[i].to];
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Edge_print (can, a, b, edges[i].nth);
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}
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for (i=0;nodes[i].text;i++) {
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Node_print (can, &nodes[i], i==curnode);
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}
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//r_cons_canvas_line (can, 12, 4+5, X+5, 5, 0);
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r_cons_canvas_print (can);
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r_cons_flush ();
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int key = r_cons_readchar ();
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#define N nodes[curnode]
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switch (key) {
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case 9: curnode++;
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if (!nodes[curnode].text)
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curnode = 0;
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break;
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case 'j': N.y++; break;
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case 'k': N.y--; break;
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case 'h': N.x--; break;
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case 'l': N.x++; break;
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case 'J': N.y+=2; break;
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case 'K': N.y-=2; break;
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case 'H': N.x-=2; break;
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case 'L': N.x+=2; break;
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case 'q': exit(0);
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case 27: // ESC
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if (r_cons_readchar () == 91) {
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if (r_cons_readchar () == 90) {
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if (curnode<1) {
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int i;
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for(i=0;nodes[i].text;i++){};
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curnode = i-1;
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} else curnode--;
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}
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}
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break;
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default:
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eprintf ("Key %d\n", key);
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sleep (1);
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}
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goto repeat;
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r_cons_free (c);
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}
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