Subversion Repositories HelenOS

#include <stdio.h>

#include <unistd.h>

#include <fcntl.h>

#include <loader/pcb.h>

#include <dynamic.h>

#include <elf_load.h>

#include <module.h>

#include <rtld_arch.h>

void program_run(void *entry, pcb_t *pcb);

static void rtld_main(void)

{

    static module_t prog;

    DPRINTF("Hello, world! (from rtld)\n");

    /*

     * First we need to process dynamic sections of the executable

     * program and insert it into the module graph.

     */

    DPRINTF("Parse program .dynamic section at 0x%x\n", __pcb->dynamic);

    dynamic_parse(__pcb->dynamic, 0, &prog.dyn);

    prog.bias = 0;

    prog.dyn.soname = "[program]";

    /* Initialize list of loaded modules */

    list_initialize(&runtime_env.modules_head);

    list_append(&prog.modules_link, &runtime_env.modules_head);

    /* Pointer to program module. Used as root of the module graph. */

    runtime_env.program = &prog;

    /*

     * Now we can continue with loading all other modules.

     */

    DPRINTF("Load all program dependencies\n");

    module_load_deps(&prog);

    /*

     * Now relocate/link all modules together.

     */

    /* Process relocations in all modules */

    DPRINTF("Relocate all modules\n");

    modules_process_relocs();

    /*

     * Finally, run the main program.

     */

    DPRINTF("Run program.. (at 0x%lx)\n", (uintptr_t)__pcb->entry);

#ifndef RTLD_DEBUG

    close_console();

#endif

    program_run(__pcb->entry, __pcb);

}

int main(int argc, char *argv[])

{

    rtld_main();

    return 0;

}