92 lines
2.4 KiB
C
92 lines
2.4 KiB
C
/* radare - LGPL - Copyright 2009-2012 // pancake<nopcode.org> */
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static int magicdepth = 99; //XXX: do not use global var here
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static RMagic *ck = NULL; // XXX: Use RCore->magic
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static char *oldfile = NULL;
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static int r_core_magic_at(RCore *core, const char *file, ut64 addr, int depth, int v) {
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const char *fmt;
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char *q, *p;
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const char *str;
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if (--depth<0)
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return 1;
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if (addr != core->offset)
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r_core_seek (core, addr, R_TRUE);
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eprintf ("0x%08"PFMT64x"\r", addr);
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if (file) {
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if (*file == ' ') file++;
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if (!*file) file = NULL;
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}
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if (ck==NULL || (file && oldfile && strcmp (file, oldfile))) {
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// TODO: Move RMagic into RCore
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r_magic_free (ck);
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ck = r_magic_new (0);
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if (file) {
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if (r_magic_load (ck, file) == -1) {
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eprintf ("failed r_magic_load (\"%s\") %s\n", file, r_magic_error (ck));
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return -1;
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}
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} else {
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const char *magicpath = r_config_get (core->config, "dir.magic");
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if (r_magic_load (ck, magicpath) == -1) {
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eprintf ("failed r_magic_load (dir.magic) %s\n", r_magic_error (ck));
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return -1;
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}
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}
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}
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//if (v) r_cons_printf (" %d # pm %s @ 0x%"PFMT64x"\n", depth, file? file: "", addr);
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str = r_magic_buffer (ck, core->block, core->blocksize);
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if (str) {
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if (!v && !strcmp (str, "data")) {
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r_magic_free (ck);
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ck = NULL;
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return -1;
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}
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p = strdup (str);
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fmt = p;
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// processing newlinez
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for (q=p; *q; q++)
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if (q[0]=='\\' && q[1]=='n') {
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*q = '\n';
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strcpy (q+1, q+((q[2]==' ')? 3: 2));
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}
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// TODO: This must be a callback .. move this into RSearch?
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r_cons_printf ("0x%08"PFMT64x" %d %s\n", addr, magicdepth-depth, p);
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r_cons_clear_line (1);
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eprintf ("0x%08"PFMT64x" 0x%08"PFMT64x" %d %s\r",
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addr, addr, magicdepth-depth, p);
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// walking children
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for (q=p; *q; q++) {
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switch (*q) {
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case ' ':
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fmt = q+1;
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break;
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case '@':
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*q = 0;
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if (!memcmp (q+1, "0x", 2))
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sscanf (q+3, "%"PFMT64x, &addr);
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else sscanf (q+1, "%"PFMT64d, &addr);
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if (!fmt || !*fmt) fmt = file;
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r_core_magic_at (core, fmt, addr, depth, 1);
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*q = '@';
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}
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}
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free (p);
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r_magic_free (ck);
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ck = NULL;
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return 1;
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}
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r_magic_free (ck);
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ck = NULL;
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return 0;
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}
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static void r_core_magic(RCore *core, const char *file, int v) {
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ut64 addr = core->offset;
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magicdepth = r_config_get_i (core->config, "magic.depth"); // TODO: do not use global var here
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r_core_magic_at (core, file, addr, magicdepth, v);
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if (addr != core->offset)
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r_core_seek (core, addr, R_TRUE);
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}
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