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Load file from stdin with r2 = (TODO: load RBin)

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This commit is contained in:
pancake 2014-11-18 11:44:16 +01:00
parent b1da2b30e3
commit 3fadf91a93
2 changed files with 26 additions and 3 deletions
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27
binr/radare2/radare2.c
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@ -93,10 +93,11 @@ static ut64 getBaddrFromDebugger(RCore *r, const char *file) {
static int main_help(int line) {
if (line<2)
printf ("Usage: r2 [-dDwntLqv] [-P patch] [-p prj] [-a arch] [-b bits] [-i file]\n"
" [-s addr] [-B blocksize] [-c cmd] [-e k=v] file|-\n");
" [-s addr] [-B blocksize] [-c cmd] [-e k=v] file|-|--|=\n");
if (line != 1) printf (
" -- Open radare2 on an empty file\n"
" - Equivalent of 'r2 malloc://512'\n"
" = Read file from stdin (use -i and -c to run cmds)\n"
" -0 Print \\x00 after init and every command\n"
" -a [arch] set asm.arch\n"
" -A run 'aa' command to analyze all referenced code\n"
@ -424,7 +425,29 @@ int main(int argc, char **argv, char **envp) {
r_core_cmd0 (&r, "aa");
}
}
if (strcmp (argv[optind-1], "--")) {
if (!strcmp (argv[optind], "=")) {
int sz;
/* stdin/batch mode */
ut8 *buf = (ut8 *)r_stdin_slurp (&sz);
close (0);
if (sz>0) {
char path[1024];
snprintf (path, sizeof (path)-1, "malloc://%d", sz);
fh = r_core_file_open (&r, path, perms, mapaddr);
if (fh) {
r_io_write_at (r.io, 0, buf, sz);
r_core_block_read (&r, 0);
free (buf);
// TODO: load rbin thing
} else {
eprintf ("Cannot open %s\n", path);
return 1;
}
} else {
eprintf ("Cannot slurp from stdin\n");
return 1;
}
} else if (strcmp (argv[optind-1], "--")) {
if (debug) {
r_config_set (r.config, "search.in", "raw"); // implicit?
r_config_set (r.config, "io.va", "false"); // implicit?

2
man/radare2.1
View File

@ -16,7 +16,7 @@
.Op Fl P Ar patch
.Op Fl s Ar addr
.Op Fl 0AdDwntLqv
.Ar file
.Ar -|--|=|file
.Sh DESCRIPTION
radare2 is a commandline hexadecimal editor.
.Pp