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Rev 3000 Rev 3400
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 */
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 */
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#include <stdio.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <fcntl.h>
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#include <loader/pcb.h>
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#include <rtld.h>
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#include <rtld.h>
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#include <dynamic.h>
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#include <dynamic.h>
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#include <pcb.h>
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#include <elf_load.h>
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#include <elf_load.h>
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#include <module.h>
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#include <module.h>
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#include <arch.h>
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#include <rtld_arch.h>
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runtime_env_t runtime_env;
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runtime_env_t runtime_env;
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void program_run(void *entry, pcb_t *pcb);
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void _rtld_main(void)
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void _rtld_main(void)
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{
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{
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    pcb_t *pcb;
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    static module_t prog;
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    static module_t prog;
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    module_t *rtld;
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    module_t *rtld;
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    printf("Hello, world! (from rtld)\n");
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    printf("Hello, world! (from rtld)\n");
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    /* rtld_dynamic and rtld->bias were filled out by the bootstrap code */
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    /* rtld_dynamic and rtld->bias were filled out by the bootstrap code */
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    rtld = &runtime_env.rtld;
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    rtld = &runtime_env.rtld;
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    printf("Parse rtld .dynamic section at 0x%x\n", runtime_env.rtld_dynamic);
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    printf("Parse rtld .dynamic section at 0x%x\n", runtime_env.rtld_dynamic);
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    dynamic_parse(runtime_env.rtld_dynamic, rtld->bias, &rtld->dyn);
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    dynamic_parse(runtime_env.rtld_dynamic, rtld->bias, &rtld->dyn);
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    pcb = __pcb_get();
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    printf("Parse program .dynamic section at 0x%x\n", pcb->dynamic);
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    printf("Parse program .dynamic section at 0x%x\n", __pcb->dynamic);
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    dynamic_parse(pcb->dynamic, 0, &prog.dyn);
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    dynamic_parse(__pcb->dynamic, 0, &prog.dyn);
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    prog.bias = 0;
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    prog.bias = 0;
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    prog.dyn.soname = "[program]";
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    prog.dyn.soname = "[program]";
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    /* Initialize list of loaded modules */
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    /* Initialize list of loaded modules */
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    list_initialize(&runtime_env.modules_head);
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    list_initialize(&runtime_env.modules_head);
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    modules_process_relocs();
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    modules_process_relocs();
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    /*
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    /*
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     * Finally, run the main program.
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     * Finally, run the main program.
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     */
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     */
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    printf("Run program.. (at 0x%x)\n", (uintptr_t)pcb->entry);
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    printf("Run program.. (at 0x%x)\n", (uintptr_t)__pcb->entry);
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    pcb->entry();
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    //__pcb->entry();
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    program_run(__pcb->entry, __pcb);
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}
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/** Fake main to satisfy dependency from libc */
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int main(int argc, char *argv[])
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{
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    return 0;
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}
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typedef void (*ep2)(void *);
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void program_run(void *entry, pcb_t *pcb)
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{
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    asm (
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//      "xorl %%ebx, %%ebx\n"
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//      "movl 0(%%ebx), %%ecx\n"
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        "mov %%eax, %%ebx\n"
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        "jmp *%0\n"
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        :: "m" (entry), "a" (pcb)
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    );
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}
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}
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/** @}
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/** @}
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 */
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 */