R_API void r_cons_pal_list(int rad, const char *arg) {
char *name, **color;
const char *hasnext;
int i;
if (rad == 'j') {
r_cons_print ("{");
}
for (i = 0; keys[i].name; i++) {
RColor *rcolor = RCOLOR_AT (i);
color = COLOR_AT (i);
switch (rad) {
case 'j':
hasnext = (keys[i + 1].name) ? "," : "";
r_cons_printf ("\"%s\":[%d,%d,%d]%s",
keys[i].name, rcolor->r, rcolor->g, rcolor->b, hasnext);
break;
case 'c': {
const char *prefix = r_str_trim_ro (arg);
if (!prefix) {
prefix = "";
}
hasnext = (keys[i + 1].name) ? "\n" : "";
// TODO Need to replace the '.' char because this is not valid CSS
char *name = strdup (keys[i].name);
int j, len = strlen (name);
for (j = 0; j < len; j++) {
if (name[j] == '.') {
name[j] = '_';
}
}
r_cons_printf (".%s%s { color: rgb(%d, %d, %d); }%s",
prefix, name, rcolor->r, rcolor->g, rcolor->b, hasnext);
free (name);
}
break;
case 'h':
name = strdup (keys[i].name);
r_str_replace_char (name, '.', '_');
r_cons_printf (".%s { color:#%02x%02x%02x }\n",
name, rcolor->r, rcolor->g, rcolor->b);
free (name);
break;
case '*':
case 'r':
case 1:
r_cons_printf ("ec %s rgb:%02x%02x%02x\n",
keys[i].name, rcolor->r, rcolor->g, rcolor->b);
break;
default:
r_cons_printf (" %s##"Color_RESET" %s\n", *color,
keys[i].name);
}
}
if (rad == 'j') {
r_cons_print ("}\n");
}
}
int main() {
int i,j ,k;
//char *str = "\x1b[38;5;231mpop\x1b[0m";
//char *str ="\x1b]4;%d;rgb:30/20/24pop\x1b[0m";
char *str ="\x1b\\pop\x1b[0m";
i=j=k =0;
r_cons_new ();
// r_cons_rgb_init ();
printf ("3 == %d\n", r_str_ansi_len (str));
for (i=0;i<255;i+=40) {
for (j=0;j<255;j+=40) { for (k=0;k<255;k+=40) {
r_cons_rgb (i, j, k, 0);
r_cons_rgb (i, j, k, 1);
r_cons_print ("__");
r_cons_reset_colors ();
r_cons_rgb (i, j, k, 0);
// r_cons_rgb (155, 200, 200, 1);
r_cons_printf (" RGB %d %d %d", i, j, k);
r_cons_reset_colors ();
r_cons_newline ();
}
}}
r_cons_flush ();
return 0;
}
static void r_cons_pal_show_rgb() {
const int inc = 3;
int i, j, k, n = 0;
RColor rc = RColor_BLACK;
r_cons_print ("\n\nRGB:\n");
for (i = n = 0; i <= 0xf; i += inc) {
for (k = 0; k <= 0xf; k += inc) {
for (j = 0; j <= 0xf; j += inc) {
char fg[32], bg[32];
rc.r = i * 16;
rc.g = j * 16;
rc.b = k * 16;
strcpy (fg, ((i < 6) && (j < 5))
? Color_WHITE: Color_BLACK);
r_cons_rgb_str (bg, sizeof (bg), &rc);
r_cons_printf ("%s%s rgb:%02x%02x%02x "
Color_RESET, fg, bg, rc.r, rc.g, rc.b);
if (n ++== 5) {
n = 0;
r_cons_newline ();
}
}
}
}
}
static void r_cons_pal_show_rgb () {
const int inc = 3;
int i, j, k, n = 0;
r_cons_print ("\n\nRGB:\n");
for (i = n = 0; i <= 0xf; i += inc) {
for (k = 0; k <= 0xf; k += inc) {
for (j = 0; j <= 0xf; j += inc) {
char fg[32], bg[32];
int r = i * 16;
int g = j * 16;
int b = k * 16;
strcpy (fg, ((i < 6) && (j < 5))
? Color_WHITE: Color_BLACK);
r_cons_rgb_str (bg, r, g, b, 1);
r_cons_printf ("%s%s rgb:%02x%02x%02x "
Color_RESET, fg, bg, r, g, b);
//if (n++==7) {
if (n ++== 5) {
n = 0;
r_cons_newline ();
}
}
}
}
}
static void r_cons_pal_show_256() {
RColor rc = RColor_BLACK;
r_cons_print ("\n\nXTerm colors:\n");
int r = 0;
int g = 0;
int b = 0;
for (r = 0x00; r <= 0xff; r += 0x28) {
rc.r = r;
if (rc.r == 0x28) {
rc.r = 0x5f;
}
for (b = 0x00; b <= 0xff; b += 0x28) {
rc.b = b;
if (rc.b == 0x28) {
rc.b = 0x5f;
}
for (g = 0x00; g <= 0xff; g += 0x28) {
rc.g = g;
char bg[32];
if (rc.g == 0x28) {
rc.g = 0x5f;
}
const char *fg = ((rc.r <= 0x5f) && (rc.g <= 0x5f)) ? Color_WHITE: Color_BLACK;
r_cons_rgb_str (bg, sizeof (bg), &rc);
r_cons_printf ("%s%s rgb:%02x%02x%02x "
Color_RESET, fg, bg, rc.r, rc.g, rc.b);
}
r_cons_newline ();
}
}
}
static void r_cons_pal_show_256 () {
int r, g, b;
r_cons_print ("\n\nXTerm colors:\n");
for (r = 0x00; r <= 0xff; r += 0x28) {
if (r == 0x28) {
r = 0x5f;
}
for (b = 0x00; b <= 0xff; b += 0x28) {
if (b == 0x28) {
b = 0x5f;
}
for (g = 0x00; g <= 0xff; g += 0x28) {
char fg[32], bg[32];
if (g == 0x28) {
g = 0x5f;
}
if ((r <= 0x5f) && (g <= 0x5f)) {
strcpy (fg, Color_WHITE);
} else {
strcpy (fg, Color_BLACK);
}
r_cons_rgb_str (bg, r, g, b, 1);
r_cons_printf ("%s%s rgb:%02x%02x%02x "
Color_RESET, fg, bg, r, g, b);
if (g == 0xff) {
r_cons_newline ();
}
}
}
}
}
R_API int r_cons_any_key(const char *msg) {
if (msg && *msg) {
r_cons_printf ("\n-- %s --\n", msg);
} else {
r_cons_print ("\n--press any key--\n");
}
r_cons_flush ();
return r_cons_readchar ();
//r_cons_strcat ("\x1b[2J\x1b[0;0H"); // wtf?
}
static void r_cons_pal_show_gs () {
int i, n;
r_cons_print ("\nGreyscale:\n");
for (i = 0x08, n = 0; i <= 0xee; i += 0xa) {
char fg[32], bg[32];
if (i < 0x76) strcpy (fg, Color_WHITE);
else strcpy (fg, Color_BLACK);
r_cons_rgb_str (bg, i, i, i, 1);
r_cons_printf ("%s%s rgb:%02x%02x%02x "Color_RESET,
fg, bg, i, i, i);
if (n++ == 5) {
n = 0;
r_cons_newline ();
}
}
}
static void rtti_msvc_print_all(RVTableContext *context, int mode) {
r_cons_break_push (NULL, NULL);
RList *vtables = r_anal_vtable_search (context);
RListIter *vtableIter;
RVTableInfo *table;
if (vtables) {
r_list_foreach (vtables, vtableIter, table) {
if (r_cons_is_breaked ()) {
break;
}
r_anal_rtti_msvc_print_at_vtable (context, table->saddr, mode);
r_cons_print ("\n");
}
}
r_list_free (vtables);
r_cons_break_pop ();
}
static void r_cons_pal_show_gs() {
int i, n;
r_cons_print ("\nGreyscale:\n");
RColor rcolor = RColor_BLACK;
for (i = 0x08, n = 0; i <= 0xee; i += 0xa) {
char fg[32], bg[32];
rcolor.r = i;
rcolor.g = i;
rcolor.b = i;
if (i < 0x76) {
strcpy (fg, Color_WHITE);
} else {
strcpy (fg, Color_BLACK);
}
r_cons_rgb_str (bg, sizeof (bg), &rcolor);
r_cons_printf ("%s%s rgb:%02x%02x%02x "Color_RESET,
fg, bg, i, i, i);
if (n++ == 5) {
n = 0;
r_cons_newline ();
}
}
}
R_API void r_cons_pal_list (int rad, const char *arg) {
RConsPalette *pal = & (r_cons_singleton ()->pal);
ut8 r, g, b, *p = (ut8*)pal;
char *name, **color, rgbstr[32];
const char *hasnext;
int i;
if (rad == 'j') r_cons_print ("{");
for (i = 0; keys[i].name; i++) {
color = (char**) (p + keys[i].off);
switch (rad) {
case 'j':
r = g = b = 0;
r_cons_rgb_parse (*color, &r, &g, &b, NULL);
hasnext = (keys[i + 1].name) ? "," : "";
r_cons_printf ("\"%s\":[%d,%d,%d]%s",
keys[i].name, r, g, b, hasnext);
break;
case 'c': {
const char *prefix = r_str_chop_ro (arg);
if (!prefix) {
prefix = "";
}
r = g = b = 0;
r_cons_rgb_parse (*color, &r, &g, &b, NULL);
hasnext = (keys[i + 1].name) ? "\n" : "";
//Need to replace the '.' char because this is not
//valid CSS
char *name = strdup (keys[i].name);
int j, len = strlen (name);
for (j = 0; j < len; j++) {
if (name[j] == '.') {
name[j] = '_';
}
}
r_cons_printf (".%s%s { color: rgb(%d, %d, %d); }%s",
prefix, name, r, g, b, hasnext);
free (name);
}
break;
case 'h':
r = g = b = 0;
r_cons_rgb_parse (*color, &r, &g, &b, NULL);
rgbstr[0] = 0;
name = strdup (keys[i].name);
r_str_replace_char (name, '.', '_');
r_cons_printf (".%s { color:#%02x%02x%02x }\n",
name, r, g, b);
free (name);
break;
case '*':
case 'r':
case 1:
r = g = b = 0;
r_cons_rgb_parse (*color, &r, &g, &b, NULL);
rgbstr[0] = 0;
r_cons_rgb_str (rgbstr, r, g, b, 0);
r_cons_printf ("ec %s rgb:%02x%02x%02x\n",
keys[i].name, r, g, b);
break;
default:
r_cons_printf (" %s##"Color_RESET" %s\n", *color,
keys[i].name);
}
}
if (rad == 'j') r_cons_print ("}\n");
}
R_API void r_cons_println(const char* str) {
r_cons_print (str);
r_cons_newline ();
}
static void print_format_values(RCore *core, const char *fmt, bool onstack, ut64 src, bool color) {
char opt;
ut64 bval = src;
int i;
int endian = core->print->big_endian;
int width = (core->anal->bits == 64)? 8: 4;
int bsize = R_MIN (64, core->blocksize);
ut8 *buf = malloc (bsize);
if (!buf) {
eprintf ("Cannot allocate %d byte(s)\n", bsize);
free (buf);
return;
}
if (fmt) {
opt = *fmt;
} else {
opt = 'p'; // void *ptr
}
if (onstack || ((opt != 'd' && opt != 'x') && !onstack)) {
if (color) {
r_cons_printf (Color_BGREEN"0x%08"PFMT64x Color_RESET" --> ", bval);
} else {
r_cons_printf ("0x%08"PFMT64x" --> ", bval);
}
r_io_read_at (core->io, bval, buf, bsize);
}
if (onstack) { // Fetch value from stack
bval = get_buf_val (buf, endian, width);
if (opt != 'd' && opt != 'x') {
r_io_read_at (core->io, bval, buf, bsize); // update buf with val from stack
}
}
r_cons_print (color? Color_BGREEN: "");
switch (opt) {
case 'z' : // Null terminated string
r_cons_print (color ?Color_RESET Color_BWHITE:"");
r_cons_print ("\"");
for (i = 0; i < MAXSTRLEN; i++) {
if (buf[i] == '\0') {
break;
}
ut8 b = buf[i];
if (IS_PRINTABLE (b)) {
r_cons_printf ("%c", b);
} else {
r_cons_printf ("\\x%02x", b);
}
if (i == MAXSTRLEN - 1) {
r_cons_print ("..."); // To show string is truncated
}
}
r_cons_print ("\"");
r_cons_newline ();
break;
case 'd' : // integer
case 'x' :
r_cons_printf ("0x%08" PFMT64x, bval);
r_cons_newline ();
break;
case 'c' : // char
r_cons_print ("\'");
ut8 ch = buf[0];
if (IS_PRINTABLE (ch)) {
r_cons_printf ("%c", ch);
} else {
r_cons_printf ("\\x%02x", ch);
}
r_cons_print ("\'");
r_cons_newline ();
break;
case 'p' : // pointer
{
// Try to deref the pointer once again
r_cons_printf ("0x%08"PFMT64x, get_buf_val (buf, endian, width));
r_cons_newline ();
break;
}
default:
//TODO: support types like structs and unions
r_cons_println ("unk_format");
}
r_cons_print (Color_RESET);
free (buf);
}
R_API void r_cons_println(const char* str) {
r_cons_print (str);
r_cons_print ("\n");
}
static int cmd_type(void *data, const char *input) {
RCore *core = (RCore *)data;
char *res;
const char *help_message[] = {
"USAGE tu[...]", "", "",
"tu", "", "List all loaded unions",
"tu?", "", "show this help",
NULL
};
switch (input[0]) {
case 'n': // "tn"
cmd_type_noreturn (core, input + 1);
break;
// t [typename] - show given type in C syntax
case 'u': // "tu"
switch (input[1]) {
case '?':
r_core_cmd_help (core, help_message);
break;
case 0:
sdb_foreach (core->anal->sdb_types, stdprintifunion, core);
break;
}
break;
case 'k': // "tk"
res = (input[1] == ' ')
? sdb_querys (core->anal->sdb_types, NULL, -1, input + 2)
: sdb_querys (core->anal->sdb_types, NULL, -1, "*");
if (res) {
r_cons_print (res);
}
break;
case 's': // "ts"
switch (input[1]) {
case '?': {
const char *help_message[] = {
"USAGE ts[...]", "", "",
"ts", "", "List all loaded structs",
"ts?", "", "show this help",
NULL };
r_core_cmd_help (core, help_message);
} break;
case 0:
sdb_foreach (core->anal->sdb_types, stdprintifstruct, core);
break;
}
break;
case 'b': {
char *p, *s = (strlen (input) > 1)? strdup (input + 2): NULL;
const char *isenum;
p = s? strchr (s, ' '): NULL;
if (p) {
*p++ = 0;
// dupp in core.c (see getbitfield())
isenum = sdb_const_get (core->anal->sdb_types, s, 0);
if (isenum && !strcmp (isenum, "enum")) {
*--p = '.';
const char *res = sdb_const_get (core->anal->sdb_types, s, 0);
if (res)
r_cons_println (res);
else eprintf ("Invalid enum member\n");
} else {
eprintf ("This is not an enum\n");
}
} else {
eprintf ("Missing value\n");
}
free (s);
} break;
case 'e': {
if (!input[1]) {
char *name = NULL;
SdbKv *kv;
SdbListIter *iter;
SdbList *l = sdb_foreach_list (core->anal->sdb_types);
ls_foreach (l, iter, kv) {
if (!strcmp (kv->value, "enum")) {
if (!name || strcmp (kv->value, name)) {
free (name);
name = strdup (kv->key);
r_cons_println (name);
}
}
}
free (name);
ls_free (l);
break;
}
if (input[1] == '?') {
const char *help_message[] = {
"USAGE te[...]", "", "",
"te", "", "List all loaded enums",
"te", " <enum> <value>", "Show name for given enum number",
"te?", "", "show this help",
NULL };
r_core_cmd_help (core, help_message);
break;
}
char *p, *s = strdup (input + 2);
const char *isenum;
p = strchr (s, ' ');
if (p) {
*p++ = 0;
isenum = sdb_const_get (core->anal->sdb_types, s, 0);
if (isenum && !strncmp (isenum, "enum", 4)) {
const char *q = sdb_fmt (0, "%s.0x%x", s, (ut32)r_num_math (core->num, p));
const char *res = sdb_const_get (core->anal->sdb_types, q, 0);
if (res)
r_cons_println (res);
} else {
eprintf ("This is not an enum\n");
}
} else {
//eprintf ("Missing value\n");
r_core_cmdf (core, "t~&%s,=0x", s);
}
free (s);
} break;
case ' ': {
const char *isenum = sdb_const_get (core->anal->sdb_types, input + 1, 0);
if (isenum && !strcmp (isenum, "enum")) {
eprintf ("IS ENUM! \n");
} else {
char *fmt = r_anal_type_format (core->anal, input + 1);
if (fmt) {
r_str_chop (fmt);
r_cons_printf ("pf %s\n", fmt);
free (fmt);
} else eprintf ("Cannot find '%s' type\n", input + 1);
}
} break;
// t* - list all types in 'pf' syntax
case '*':
sdb_foreach (core->anal->sdb_types, typelist, core);
break;
case 0:
sdb_foreach (core->anal->sdb_types, sdbforcb, core);
break;
case 'o':
if (!r_sandbox_enable (0)) {
if (input[1] == ' ') {
const char *filename = input + 2;
char *homefile = NULL;
if (*filename == '~') {
if (filename[1] && filename[2]) {
homefile = r_str_home (filename + 2);
filename = homefile;
}
}
if (!strcmp (filename, "-")) {
char *out, *tmp;
tmp = r_core_editor (core, NULL, "");
if (tmp) {
out = r_parse_c_string (tmp);
if (out) {
// r_cons_strcat (out);
save_parsed_type (core, out);
free (out);
}
free (tmp);
}
} else {
char *out = r_parse_c_file (filename);
if (out) {
//r_cons_strcat (out);
save_parsed_type (core, out);
free (out);
}
//r_anal_type_loadfile (core->anal, filename);
}
free (homefile);
} else if (input[1] == 's') {
const char *dbpath = input + 3;
if (r_file_exists (dbpath)) {
Sdb *db_tmp = sdb_new (0, dbpath, 0);
sdb_merge (core->anal->sdb_types, db_tmp);
sdb_close (db_tmp);
sdb_free (db_tmp);
}
}
} else {
eprintf ("Sandbox: system call disabled\n");
}
break;
// td - parse string with cparse engine and load types from it
case 'd':
if (input[1] == '?') {
const char *help_message[] = {
"Usage:", "\"td [...]\"", "",
"td", "[string]", "Load types from string",
NULL };
r_core_cmd_help (core, help_message);
r_cons_printf ("Note: The td command should be put between double quotes\n"
"Example: \" td struct foo {int bar;int cow};\""
"\nt");
} else if (input[1] == ' ') {
char tmp[8192];
snprintf (tmp, sizeof (tmp) - 1, "%s;", input + 2);
//const char *string = input + 2;
//r_anal_str_to_type (core->anal, string);
char *out = r_parse_c_string (tmp);
if (out) {
//r_cons_strcat (out);
save_parsed_type (core, out);
free (out);
}
} else {
eprintf ("Invalid use of td. See td? for help\n");
}
break;
// tl - link a type to an address
case 'l':
switch (input[1]) {
case '?': {
const char *help_message[] = {
"Usage:", "", "",
"tl", "", "list all links in readable format",
"tl", "[typename]", "link a type to current adress.",
"tl", "[typename] = [address]", "link type to given address.",
"tls", "[address]", "show link at given address",
"tl-*", "", "delete all links.",
"tl-", "[address]", "delete link at given address.",
"tl*", "", "list all links in radare2 command format",
"tl?", "", "print this help.",
NULL };
r_core_cmd_help (core, help_message);
} break;
case ' ': {
char *type = strdup (input + 2);
char *ptr = strchr (type, '=');
ut64 addr;
if (ptr) {
*ptr++ = 0;
r_str_chop (ptr);
if (ptr && *ptr) {
addr = r_num_math (core->num, ptr);
} else {
eprintf ("address is unvalid\n");
free (type);
break;
}
} else {
addr = core->offset;
}
r_str_chop (type);
char *tmp = sdb_get (core->anal->sdb_types, type, 0);
if (tmp && *tmp) {
r_anal_type_link (core->anal, type, addr);
free (tmp);
} else {
eprintf ("unknown type %s\n", type);
}
free (type);
}
break;
case 's': {
int ptr;
char *addr = strdup (input + 2);
SdbKv *kv;
SdbListIter *sdb_iter;
SdbList *sdb_list = sdb_foreach_list (core->anal->sdb_types);
r_str_chop (addr);
ptr = r_num_math (NULL, addr);
//r_core_cmdf (core, "tl~0x%08"PFMT64x" = ", addr);
ls_foreach (sdb_list, sdb_iter, kv) {
char *linkptr;
if (strncmp (kv->key, "link.", strlen ("link."))) {
continue;
}
linkptr = sdb_fmt (-1,"0x%s", kv->key + strlen ("link."));
if (ptr == r_num_math (NULL, linkptr)) {
linklist_readable (core, kv->key, kv->value);
}
}
free (addr);
ls_free (sdb_list);
}
break;
case '-':
switch (input[2]) {
case '*':
sdb_foreach (core->anal->sdb_types, sdbdeletelink, core);
break;
case ' ': {
const char *ptr = input + 3;
ut64 addr = r_num_math (core->num, ptr);
r_anal_type_unlink (core->anal, addr);
}
break;
}
break;
case '*':
sdb_foreach (core->anal->sdb_types, linklist, core);
break;
case '\0':
sdb_foreach (core->anal->sdb_types, linklist_readable, core);
break;
}
// Display a list of entries in the hud, filtered and emphasized based
// on the user input.
R_API char *r_cons_hud(RList *list, const char *prompt) {
const int buf_size = 128;
int ch, nch, first_line, current_entry_n, j, i = 0;
char *p, *x, user_input[buf_size], mask[buf_size];
int last_color_change, top_entry_n = 0;
char *selected_entry = NULL;
char tmp, last_mask = 0;
void *current_entry;
RListIter *iter;
user_input[0] = 0;
r_cons_clear ();
// Repeat until the user exits the hud
for (;;) {
first_line = 1;
r_cons_gotoxy (0, 0);
current_entry_n = 0;
if (top_entry_n < 0) {
top_entry_n = 0;
}
selected_entry = NULL;
if (prompt && *prompt) {
r_cons_print (">> ");
r_cons_println (prompt);
}
r_cons_printf ("%d> %s|\n", top_entry_n, user_input);
int counter = 0;
int rows;
(void)r_cons_get_size (&rows);
// Iterate over each entry in the list
r_list_foreach (list, iter, current_entry) {
memset (mask, 0, buf_size);
if (!user_input[0] || strmatch (current_entry, user_input, mask, buf_size)) {
counter++;
if (counter == rows + top_entry_n) {
break;
}
// if the user scrolled down the list, do not print the first entries
if (!top_entry_n || current_entry_n >= top_entry_n) {
// remove everything after a tab (in ??, it contains the commands)
x = strchr (current_entry, '\t');
if (x) {
*x = 0;
}
p = strdup (current_entry);
// if the filter is empty, print the entry and move on
if (!user_input[0]) {
r_cons_printf (" %c %s\n", first_line? '-': ' ', current_entry);
} else {
// otherwise we need to emphasize the matching part
if (I(use_color)) {
last_color_change = 0;
last_mask = 0;
r_cons_printf (" %c ", first_line? '-': ' ');
// Instead of printing one char at the time
// (which would be slow), we group substrings of the same color
for (j = 0; p[j] && j < buf_size; j++) {
if (mask[j] != last_mask) {
tmp = p[j];
p[j] = 0;
if (mask[j]) {
r_cons_printf (Color_RESET"%s", p + last_color_change);
} else {
r_cons_printf (Color_GREEN"%s", p + last_color_change);
}
p[j] = tmp;
last_color_change = j;
last_mask = mask[j];
}
}
if (last_mask) {
r_cons_printf (Color_GREEN"%s\n"Color_RESET, p + last_color_change);
} else {
r_cons_printf (Color_RESET"%s\n", p + last_color_change);
}
} else {
// Otherwise we print the matching characters uppercase
for (j = 0; p[j]; j++) {
if (mask[j])
p[j] = toupper ((unsigned char)p[j]);
}
r_cons_printf (" %c %s\n", first_line? '-': ' ', p);
}
}
// Clean up and restore the tab character (if any)
free (p);
if (x) {
*x = '\t';
}
if (first_line) {
selected_entry = current_entry;
}
first_line = 0;
}
current_entry_n++;
}
}
r_cons_visual_flush ();
ch = r_cons_readchar ();
nch = r_cons_arrow_to_hjkl (ch);
(void)r_cons_get_size (&rows);
if (nch == 'J' && ch != 'J') {
top_entry_n += (rows - 1);
if (top_entry_n + 1 >= current_entry_n) {
top_entry_n = current_entry_n;
}
} else if (nch == 'K' && ch != 'K') {
top_entry_n -= (rows - 1);
if (top_entry_n < 0) {
top_entry_n = 0;
}
} else if (nch == 'j' && ch != 'j') {
if (top_entry_n + 1 < current_entry_n) {
top_entry_n++;
}
} else if (nch == 'k' && ch != 'k') {
if (top_entry_n >= 0) {
top_entry_n--;
}
} else {
switch (ch) {
case 9: // \t
if (top_entry_n + 1 < current_entry_n) {
top_entry_n++;
} else {
top_entry_n = 0;
}
break;
case 10: // \n
case 13: // \r
top_entry_n = 0;
// if (!*buf)
// return NULL;
if (current_entry_n >= 1) {
//eprintf ("%s\n", buf);
//i = buf[0] = 0;
return strdup (selected_entry);
} // no match!
break;
case 23: // ^w
top_entry_n = 0;
i = user_input[0] = 0;
break;
case 0x1b: // ESC
return NULL;
case 8: // bs
case 127: // bs
top_entry_n = 0;
if (i < 1) return NULL;
user_input[--i] = 0;
break;
default:
if (IS_PRINTABLE (ch)) {
if (i >= buf_size) {
break;
}
top_entry_n = 0;
if (i + 1 >= buf_size) {
// too many
break;
}
user_input[i++] = ch;
user_input[i] = 0;
}
break;
}
}
}