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84 lines
2.1 KiB
C
84 lines
2.1 KiB
C
/* radare - LGPL - Copyright 2011-2015 pancake */
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/* vala extension for libr (radare2) */
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// TODO: add cache directory (~/.r2/cache)
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#include "r_lib.h"
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#include "r_core.h"
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#include "r_lang.h"
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static int lang_c_file(RLang *lang, const char *file) {
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void *lib;
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char *a, *cc, *p, name[512], buf[512];
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const char *libpath, *libname;
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if (strlen (file) > (sizeof(name)-10))
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return false;
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if (!strstr (file, ".c"))
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sprintf (name, "%s.c", file);
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else strcpy (name, file);
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if (!r_file_exists (name)) {
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eprintf ("file not found (%s)\n", name);
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return false;
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}
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a = (char*)r_str_lchr (name, '/');
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if (a) {
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*a = 0;
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libpath = name;
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libname = a+1;
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} else {
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libpath = ".";
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libname = name;
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}
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r_sys_setenv ("PKG_CONFIG_PATH", R2_LIBDIR"/pkgconfig");
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p = strstr (name, ".c"); if (p) *p=0;
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cc = r_sys_getenv ("CC");
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if (!cc || !*cc)
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cc = strdup ("gcc");
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snprintf (buf, sizeof (buf), "%s -fPIC -shared %s -o %s/lib%s."R_LIB_EXT
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" $(pkg-config --cflags --libs r_core)", cc, file, libpath, libname);
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free (cc);
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if (r_sandbox_system (buf, 1) != 0)
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return false;
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snprintf (buf, sizeof (buf), "%s/lib%s."R_LIB_EXT, libpath, libname);
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lib = r_lib_dl_open (buf);
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if (lib!= NULL) {
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void (*fcn)(RCore *);
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fcn = r_lib_dl_sym (lib, "entry");
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if (fcn) fcn (lang->user);
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else eprintf ("Cannot find 'entry' symbol in library\n");
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r_lib_dl_close (lib);
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} else eprintf ("Cannot open library\n");
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r_file_rm (buf); // remove lib
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return 0;
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}
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static int lang_c_init(void *user) {
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// TODO: check if "valac" is found in path
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return true;
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}
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static int lang_c_run(RLang *lang, const char *code, int len) {
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FILE *fd = fopen (".tmp.c", "w");
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if (fd) {
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fputs ("#include <r_core.h>\n\nvoid entry(RCore *core) {\n", fd);
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fputs (code, fd);
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fputs ("\n}\n", fd);
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fclose (fd);
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lang_c_file (lang, ".tmp.c");
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r_file_rm (".tmp.c");
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} else eprintf ("Cannot open .tmp.c\n");
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return true;
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}
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static RLangPlugin r_lang_plugin_c = {
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.name = "c",
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.ext = "c",
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.desc = "C language extension",
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.license = "LGPL",
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.run = lang_c_run,
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.init = (void*)lang_c_init,
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.run_file = (void*)lang_c_file,
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};
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