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@ -534,6 +534,26 @@ static grub_err_t ventoy_cmd_incr(grub_extcmd_context_t ctxt, int argc, char **a
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VENTOY_CMD_RETURN(GRUB_ERR_NONE);
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}
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static grub_err_t ventoy_cmd_mod(grub_extcmd_context_t ctxt, int argc, char **args)
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{
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long value1 = 0;
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long value2 = 0;
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char buf[32];
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if (argc != 3)
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{
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return grub_error(GRUB_ERR_BAD_ARGUMENT, "Usage: %s {Int} {Int} {Variable}", cmd_raw_name);
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}
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value1 = grub_strtol(args[0], NULL, 10);
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value2 = grub_strtol(args[1], NULL, 10);
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grub_snprintf(buf, sizeof(buf), "%ld", (value1 % value2));
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grub_env_set(args[2], buf);
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VENTOY_CMD_RETURN(GRUB_ERR_NONE);
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}
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static grub_err_t ventoy_cmd_file_size(grub_extcmd_context_t ctxt, int argc, char **args)
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{
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int rc = 1;
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@ -3236,14 +3256,15 @@ static grub_err_t ventoy_cmd_parse_volume(grub_extcmd_context_t ctxt, int argc,
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int len;
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grub_file_t file;
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char buf[64];
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grub_uint64_t size;
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ventoy_iso9660_vd pvd;
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(void)ctxt;
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(void)argc;
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if (argc != 3)
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if (argc != 4)
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{
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return grub_error(GRUB_ERR_BAD_ARGUMENT, "Usage: %s sysid volid \n", cmd_raw_name);
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return grub_error(GRUB_ERR_BAD_ARGUMENT, "Usage: %s sysid volid space \n", cmd_raw_name);
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}
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file = ventoy_grub_file_open(VENTOY_FILE_TYPE, "%s", args[0]);
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@ -3269,6 +3290,11 @@ static grub_err_t ventoy_cmd_parse_volume(grub_extcmd_context_t ctxt, int argc,
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grub_memcpy(buf, pvd.vol, sizeof(pvd.vol));
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ventoy_set_env(args[2], buf);
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size = pvd.space;
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size *= 2048;
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grub_snprintf(buf, sizeof(buf), "%llu", (ulonglong)size);
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ventoy_set_env(args[3], buf);
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end:
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grub_file_close(file);
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@ -4050,6 +4076,7 @@ static int ventoy_env_init(void)
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static cmd_para ventoy_cmds[] =
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{
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{ "vt_incr", ventoy_cmd_incr, 0, NULL, "{Var} {INT}", "Increase integer variable", NULL },
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{ "vt_mod", ventoy_cmd_mod, 0, NULL, "{Int} {Int} {Var}", "mod integer variable", NULL },
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{ "vt_strstr", ventoy_cmd_strstr, 0, NULL, "", "", NULL },
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{ "vt_str_begin", ventoy_cmd_strbegin, 0, NULL, "", "", NULL },
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{ "vt_debug", ventoy_cmd_debug, 0, NULL, "{on|off}", "turn debug on/off", NULL },
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