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| Rev | Author | Line No. | Line |
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| 2928 | svoboda | 1 | /* |
| 2 | * Copyright (c) 2008 Jiri Svoboda |
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| 3 | * All rights reserved. |
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| 4 | * |
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| 5 | * Redistribution and use in source and binary forms, with or without |
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| 6 | * modification, are permitted provided that the following conditions |
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| 7 | * are met: |
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| 8 | * |
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| 9 | * - Redistributions of source code must retain the above copyright |
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| 10 | * notice, this list of conditions and the following disclaimer. |
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| 11 | * - Redistributions in binary form must reproduce the above copyright |
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| 12 | * notice, this list of conditions and the following disclaimer in the |
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| 13 | * documentation and/or other materials provided with the distribution. |
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| 14 | * - The name of the author may not be used to endorse or promote products |
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| 15 | * derived from this software without specific prior written permission. |
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| 16 | * |
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 27 | */ |
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| 28 | |||
| 29 | /** @addtogroup loader |
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| 30 | * @brief Loads and runs programs from VFS. |
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| 31 | * @{ |
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| 32 | */ |
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| 33 | /** |
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| 34 | * @file |
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| 35 | */ |
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| 36 | |||
| 37 | #include <stdio.h> |
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| 38 | #include <unistd.h> |
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| 39 | #include <fcntl.h> |
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| 40 | #include <sys/types.h> |
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| 2959 | svoboda | 41 | #include <as.h> |
| 2928 | svoboda | 42 | |
| 2969 | svoboda | 43 | #include <elf.h> |
| 44 | #include <elf_load.h> |
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| 2928 | svoboda | 45 | |
| 46 | int main(int argc, char *argv[]) |
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| 47 | { |
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| 2964 | svoboda | 48 | elf_info_t prog_info; |
| 49 | elf_info_t interp_info; |
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| 2928 | svoboda | 50 | char *file_name; |
| 51 | int rc; |
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| 52 | |||
| 53 | printf("This is loader\n"); |
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| 54 | getchar(); |
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| 55 | |||
| 2959 | svoboda | 56 | printf("Load program\n"); |
| 2928 | svoboda | 57 | |
| 2968 | svoboda | 58 | rc = elf_load_file("/dltest", &prog_info); |
| 2928 | svoboda | 59 | if (rc < 0) { |
| 60 | printf("failed to load program\n"); |
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| 61 | return 1; |
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| 62 | } |
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| 63 | |||
| 2959 | svoboda | 64 | printf("Create PCB\n"); |
| 2964 | svoboda | 65 | if (elf_create_pcb(&prog_info) < 0) return 1; |
| 2928 | svoboda | 66 | |
| 2968 | svoboda | 67 | getchar(); |
| 68 | |||
| 2959 | svoboda | 69 | printf("Load dynamic linker\n"); |
| 70 | file_name = "/rtld.so"; |
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| 71 | printf("open and read '%s'...\n", file_name); |
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| 2964 | svoboda | 72 | rc = elf_load_file(file_name, &interp_info); |
| 2959 | svoboda | 73 | if (rc < 0) { |
| 74 | printf("failed to load dynamic linker\n"); |
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| 75 | return 1; |
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| 76 | } |
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| 77 | |||
| 78 | printf("run dynamic linker\n"); |
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| 2964 | svoboda | 79 | elf_run(&interp_info); |
| 2959 | svoboda | 80 | |
| 2928 | svoboda | 81 | /* not reached */ |
| 82 | return 0; |
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| 83 | } |
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| 84 | |||
| 85 | /** @} |
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| 86 | */ |