[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/app/busybox/src/applets/applet_tables.c b/ap/app/busybox/src/applets/applet_tables.c
new file mode 100644
index 0000000..152d5f4
--- /dev/null
+++ b/ap/app/busybox/src/applets/applet_tables.c
@@ -0,0 +1,157 @@
+/* vi: set sw=4 ts=4: */
+/*
+ * Applet table generator.
+ * Runs on host and produces include/applet_tables.h
+ *
+ * Copyright (C) 2007 Denys Vlasenko <vda.linux@googlemail.com>
+ *
+ * Licensed under GPLv2, see file LICENSE in this source tree.
+ */
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+#include <unistd.h>
+
+#undef ARRAY_SIZE
+#define ARRAY_SIZE(x) ((unsigned)(sizeof(x) / sizeof((x)[0])))
+
+#include "../include/autoconf.h"
+#include "../include/applet_metadata.h"
+
+struct bb_applet {
+ const char *name;
+ const char *main;
+ enum bb_install_loc_t install_loc;
+ enum bb_suid_t need_suid;
+ /* true if instead of fork(); exec("applet"); waitpid();
+ * one can do fork(); exit(applet_main(argc,argv)); waitpid(); */
+ unsigned char noexec;
+ /* Even nicer */
+ /* true if instead of fork(); exec("applet"); waitpid();
+ * one can simply call applet_main(argc,argv); */
+ unsigned char nofork;
+};
+
+/* Define struct bb_applet applets[] */
+#include "../include/applets.h"
+
+enum { NUM_APPLETS = ARRAY_SIZE(applets) };
+
+static int offset[NUM_APPLETS];
+
+static int cmp_name(const void *a, const void *b)
+{
+ const struct bb_applet *aa = a;
+ const struct bb_applet *bb = b;
+ return strcmp(aa->name, bb->name);
+}
+
+int main(int argc, char **argv)
+{
+ int i;
+ int ofs;
+ unsigned MAX_APPLET_NAME_LEN = 1;
+
+ qsort(applets, NUM_APPLETS, sizeof(applets[0]), cmp_name);
+
+ ofs = 0;
+ for (i = 0; i < NUM_APPLETS; i++) {
+ offset[i] = ofs;
+ ofs += strlen(applets[i].name) + 1;
+ }
+ /* We reuse 4 high-order bits of offset array for other purposes,
+ * so if they are indeed needed, refuse to proceed */
+ if (ofs > 0xfff)
+ return 1;
+ if (!argv[1])
+ return 1;
+
+ i = open(argv[1], O_WRONLY | O_TRUNC | O_CREAT, 0666);
+ if (i < 0)
+ return 1;
+ dup2(i, 1);
+
+ /* Keep in sync with include/busybox.h! */
+
+ printf("/* This is a generated file, don't edit */\n\n");
+
+ printf("#define NUM_APPLETS %u\n", NUM_APPLETS);
+ if (NUM_APPLETS == 1) {
+ printf("#define SINGLE_APPLET_STR \"%s\"\n", applets[0].name);
+ printf("#define SINGLE_APPLET_MAIN %s_main\n", applets[0].main);
+ }
+ printf("\n");
+
+ //printf("#ifndef SKIP_definitions\n");
+ printf("const char applet_names[] ALIGN1 = \"\"\n");
+ for (i = 0; i < NUM_APPLETS; i++) {
+ printf("\"%s\" \"\\0\"\n", applets[i].name);
+ if (MAX_APPLET_NAME_LEN < strlen(applets[i].name))
+ MAX_APPLET_NAME_LEN = strlen(applets[i].name);
+ }
+ printf(";\n\n");
+
+ printf("#ifndef SKIP_applet_main\n");
+ printf("int (*const applet_main[])(int argc, char **argv) = {\n");
+ for (i = 0; i < NUM_APPLETS; i++) {
+ printf("%s_main,\n", applets[i].main);
+ }
+ printf("};\n");
+ printf("#endif\n\n");
+
+ printf("const uint16_t applet_nameofs[] ALIGN2 = {\n");
+ for (i = 0; i < NUM_APPLETS; i++) {
+ printf("0x%04x,\n",
+ offset[i]
+#if ENABLE_FEATURE_PREFER_APPLETS
+ + (applets[i].nofork << 12)
+ + (applets[i].noexec << 13)
+#endif
+#if ENABLE_FEATURE_SUID
+ + (applets[i].need_suid << 14) /* 2 bits */
+#endif
+ );
+ }
+ printf("};\n\n");
+
+#if ENABLE_FEATURE_INSTALLER
+ printf("const uint8_t applet_install_loc[] ALIGN1 = {\n");
+ i = 0;
+ while (i < NUM_APPLETS) {
+ int v = applets[i].install_loc; /* 3 bits */
+ if (++i < NUM_APPLETS)
+ v |= applets[i].install_loc << 4; /* 3 bits */
+ printf("0x%02x,\n", v);
+ i++;
+ }
+ printf("};\n");
+#endif
+ //printf("#endif /* SKIP_definitions */\n");
+ printf("\n");
+ printf("#define MAX_APPLET_NAME_LEN %u\n", MAX_APPLET_NAME_LEN);
+
+ if (argv[2]) {
+ char line_old[80];
+ char line_new[80];
+ FILE *fp;
+
+ line_old[0] = 0;
+ fp = fopen(argv[2], "r");
+ if (fp) {
+ fgets(line_old, sizeof(line_old), fp);
+ fclose(fp);
+ }
+ sprintf(line_new, "#define NUM_APPLETS %u\n", NUM_APPLETS);
+ if (strcmp(line_old, line_new) != 0) {
+ fp = fopen(argv[2], "w");
+ if (!fp)
+ return 1;
+ fputs(line_new, fp);
+ }
+ }
+
+ return 0;
+}