static int
search(Lux::Engine engine, int argc, char* argv[])
{
Lux::SortCondition scond(Lux::SORT_SCORE, Lux::DESC);
Lux::Paging paging(100);
Lux::Condition cond(scond, paging);
Lux::Searcher searcher(engine);
Lux::ResultSet rs = searcher.search(argv[0], cond);
std::cout << "total hits: " << rs.get_total_num() << std::endl;
rs.init_iter();
while (rs.has_next()) {
Lux::Result r = rs.get_next();
print_line();
std::cout << "[id] " << r.get_id() << std::endl;
}
return 0;
}
/* Check if MAGIC is valid and print the Multiboot information structure
pointed by ADDR. */
void
entry (unsigned long magic, unsigned long addr)
{
multiboot_info_t *mbi;
/* Clear the screen. */
clear();
uint32_t filestart;
/* Am I booted by a Multiboot-compliant boot loader? */
if (magic != MULTIBOOT_BOOTLOADER_MAGIC)
{
printf ("Invalid magic number: 0x%#x\n", (unsigned) magic);
return;
}
/* Set MBI to the address of the Multiboot information structure. */
mbi = (multiboot_info_t *) addr;
/* Print out the flags. */
printf ("flags = 0x%#x\n", (unsigned) mbi->flags);
/* Are mem_* valid? */
if (CHECK_FLAG (mbi->flags, 0))
printf ("mem_lower = %uKB, mem_upper = %uKB\n",
(unsigned) mbi->mem_lower, (unsigned) mbi->mem_upper);
/* Is boot_device valid? */
if (CHECK_FLAG (mbi->flags, 1))
printf ("boot_device = 0x%#x\n", (unsigned) mbi->boot_device);
/* Is the command line passed? */
if (CHECK_FLAG (mbi->flags, 2))
printf ("cmdline = %s\n", (char *) mbi->cmdline);
if (CHECK_FLAG (mbi->flags, 3)) {
int mod_count = 0;
int i;
module_t* mod = (module_t*)mbi->mods_addr;
while(mod_count < mbi->mods_count) {
printf("Module %d loaded at address: 0x%#x\n", mod_count, (unsigned int)mod->mod_start);
filestart = mod->mod_start;
printf("Module %d ends at address: 0x%#x\n", mod_count, (unsigned int)mod->mod_end);
printf("First few bytes of module:\n");
for(i = 0; i<16; i++) {
printf("0x%x ", *((char*)(mod->mod_start+i)));
}
printf("\n");
mod_count++;
}
}
/* Bits 4 and 5 are mutually exclusive! */
if (CHECK_FLAG (mbi->flags, 4) && CHECK_FLAG (mbi->flags, 5))
{
printf ("Both bits 4 and 5 are set.\n");
return;
}
/* Is the section header table of ELF valid? */
if (CHECK_FLAG (mbi->flags, 5))
{
elf_section_header_table_t *elf_sec = &(mbi->elf_sec);
printf ("elf_sec: num = %u, size = 0x%#x,"
" addr = 0x%#x, shndx = 0x%#x\n",
(unsigned) elf_sec->num, (unsigned) elf_sec->size,
(unsigned) elf_sec->addr, (unsigned) elf_sec->shndx);
}
/* Are mmap_* valid? */
if (CHECK_FLAG (mbi->flags, 6))
{
memory_map_t *mmap;
printf ("mmap_addr = 0x%#x, mmap_length = 0x%x\n",
(unsigned) mbi->mmap_addr, (unsigned) mbi->mmap_length);
for (mmap = (memory_map_t *) mbi->mmap_addr;
(unsigned long) mmap < mbi->mmap_addr + mbi->mmap_length;
mmap = (memory_map_t *) ((unsigned long) mmap
+ mmap->size + sizeof (mmap->size)))
printf (" size = 0x%x, base_addr = 0x%#x%#x\n"
" type = 0x%x, length = 0x%#x%#x\n",
(unsigned) mmap->size,
(unsigned) mmap->base_addr_high,
(unsigned) mmap->base_addr_low,
(unsigned) mmap->type,
(unsigned) mmap->length_high,
(unsigned) mmap->length_low);
}
/* Construct an LDT entry in the GDT */
{
seg_desc_t the_ldt_desc;
the_ldt_desc.granularity = 0;
the_ldt_desc.opsize = 1;
the_ldt_desc.reserved = 0;
the_ldt_desc.avail = 0;
the_ldt_desc.present = 1;
the_ldt_desc.dpl = 0x0;
the_ldt_desc.sys = 0;
the_ldt_desc.type = 0x2;
SET_LDT_PARAMS(the_ldt_desc, &ldt, ldt_size);
ldt_desc_ptr = the_ldt_desc;
lldt(KERNEL_LDT);
}
/* Construct a TSS entry in the GDT */
{
seg_desc_t the_tss_desc;
the_tss_desc.granularity = 0;
the_tss_desc.opsize = 0;
the_tss_desc.reserved = 0;
the_tss_desc.avail = 0;
the_tss_desc.seg_lim_19_16 = TSS_SIZE & 0x000F0000;
the_tss_desc.present = 1;
the_tss_desc.dpl = 0x0;
the_tss_desc.sys = 0;
the_tss_desc.type = 0x9;
the_tss_desc.seg_lim_15_00 = TSS_SIZE & 0x0000FFFF;
SET_TSS_PARAMS(the_tss_desc, &tss, tss_size);
tss_desc_ptr = the_tss_desc;
tss.ldt_segment_selector = KERNEL_LDT;
tss.ss0 = KERNEL_DS;
tss.esp0 = 0x800000;
ltr(KERNEL_TSS);
}
//Initialization of IDE
{
printf("Initilization of Idt table...");
set_trap_gate(0,divide_error);
set_trap_gate(1,debug);
set_intr_gate(2,nmi);
set_system_intr_gate(3,int3);
set_system_gate(4,overflow);
set_system_gate(5,bounds);
set_trap_gate(6,invalid_op);
set_trap_gate(7,device_not_available);
set_task_gate(8,31);
set_trap_gate(9,coprocessor_segment_overrun);
set_trap_gate(10,invalid_TSS);
set_trap_gate(11,segment_not_present);
set_trap_gate(12,stack_segment);
set_trap_gate(13,general_protection);
set_trap_gate(14,page_fault);//intr
set_trap_gate(16,coprocessor_error);
set_trap_gate(17,alignment_check);
set_trap_gate(18,machine_check);
set_trap_gate(19,simd_coprocessor_error);
set_system_gate(128,system_call);
set_intr_gate(32,irq0); //intr
set_intr_gate(33,irq1); //intr
set_intr_gate(34,0); //intr
set_intr_gate(40,irq8); //intr
//set_intr_gate(44,irq12); //intr
lidt(idt_desc_ptr);
printf("ok!\n");
}
// Init the PIC
i8259_init();
//Enable interrupts
enable_irq(1);
enable_irq(2);
open_rtc();
enable_irq(8);
enable_irq(12);
uint8_t file =0x00;
//Enable paging
printf("Enabling paging...\n");
paging();
printf("ok!\n");
//Restore interrupts
sti();
//Mounting file system
printf("Mounting filesystem...\n");
open_terminal(&file);
setstart(filestart);
printf("ok!\n");
//clear();
//Executing first program shell
uint8_t cmd[10]={"shell "};
#if debug_by_showing_dentries
test_dentries();
while(1);
#endif
test_system_call((int32_t)cmd, NULL, 0, 2);
asm volatile(".1: hlt; jmp .1;");
}
