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/* radare - LGPL - Copyright 2009-2012 - pancake */
#include <r_util.h>
#define IS_PRINTABLE(x) (x>=' '&&x<='~')
/* TODO: use a whitelist :) */
static int r_name_validate_char(const char ch) {
if ((ch>='a' && ch<='z') || (ch>='A' && ch<='Z') || (ch>='0' && ch<='9'))
return R_TRUE;
switch (ch) {
case '.':
case '_':
return R_TRUE;
}
return R_FALSE;
#if 0
switch (ch) {
case '!': case ':': case '{': case '}': case '$': case '=': case '*':
case '/': case '+': case '|': case '&': case ';': case '~': case '"':
case '>': case '<': case '#': case '%': case '(': case ')': case '`':
case '\'': case '-': case ' ': case '\n': case '\t': case '[': case ']':
case '@':
return 0;
default:
if (((ch >= '0') && (ch <= '9')))
return R_TRUE;
if (!IS_PRINTABLE (ch))
return R_FALSE;
}
return R_TRUE;
#endif
}
R_API int r_name_check(const char *name) {
if (!name || !*name)
return R_FALSE;
if (*name>='0' && *name<='9')
return R_FALSE;
for (;*name!='\0'; name++)
if (!r_name_validate_char (*name))
return R_FALSE;
return R_TRUE;
}
R_API int r_name_filter(char *name, int maxlen) {
int i;
char *oname;
name = oname = r_str_trim (name);
for (i=0; *name!='\0'; name++, i++) {
if (maxlen && i>maxlen) {
*name = '\0';
break;
}
if (!r_name_validate_char (*name)) {
r_str_ccpy (name, name+1, 0);
name--;
}
}
return r_name_check (oname);
}
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