| bart | 97a3d76 | 2012-12-24 11:14:08 +0000 | [diff] [blame] | 1 | #define _GNU_SOURCE 1 |
| 2 | |
| tom | 9e4b636 | 2012-02-10 09:39:37 +0000 | [diff] [blame] | 3 | #include <config.h> |
| 4 | #include <stdlib.h> |
| 5 | #include <stdio.h> |
| 6 | #include <string.h> |
| 7 | #include <unistd.h> |
| 8 | #include <sys/types.h> |
| 9 | #include <sys/uio.h> |
| 10 | |
| 11 | static int status = EXIT_SUCCESS; |
| 12 | |
| 13 | #ifdef HAVE_PROCESS_VM_READV |
| 14 | |
| 15 | static void test_process_vm_readv() |
| 16 | { |
| 17 | char lbuf[] = "123456"; |
| 18 | char rbuf[] = "ABCDEF"; |
| 19 | |
| 20 | struct iovec lvec[2]; |
| 21 | struct iovec rvec[2]; |
| 22 | |
| 23 | lvec[0].iov_base = lbuf + 1; |
| 24 | lvec[0].iov_len = 1; |
| 25 | lvec[1].iov_base = lbuf + 3; |
| 26 | lvec[1].iov_len = 2; |
| 27 | |
| 28 | rvec[0].iov_base = rbuf + 1; |
| 29 | rvec[0].iov_len = 2; |
| 30 | rvec[1].iov_base = rbuf + 4; |
| 31 | rvec[1].iov_len = 1; |
| 32 | |
| 33 | if (process_vm_readv(getpid(), |
| 34 | lvec, 2, |
| 35 | rvec, 2, |
| 36 | 0 ) < 0 ) { |
| 37 | perror("process_vm_readv"); |
| 38 | status = EXIT_FAILURE; |
| 39 | } |
| 40 | |
| 41 | if (strcmp(lbuf, "1B3CE6") != 0) { |
| 42 | fprintf(stderr, "Expected: \"1B3CE6\"; Got: \"%s\"\n", lbuf); |
| 43 | status = EXIT_FAILURE; |
| 44 | } |
| 45 | } |
| 46 | |
| 47 | #endif /* defined( HAVE_PROCESS_VM_READV ) */ |
| 48 | |
| 49 | #ifdef HAVE_PROCESS_VM_WRITEV |
| 50 | |
| 51 | static void test_process_vm_writev() |
| 52 | { |
| 53 | char lbuf[] = "123456"; |
| 54 | char rbuf[] = "ABCDEF"; |
| 55 | |
| 56 | struct iovec lvec[2]; |
| 57 | struct iovec rvec[2]; |
| 58 | |
| 59 | lvec[0].iov_base = lbuf + 1; |
| 60 | lvec[0].iov_len = 1; |
| 61 | lvec[1].iov_base = lbuf + 3; |
| 62 | lvec[1].iov_len = 2; |
| 63 | |
| 64 | rvec[0].iov_base = rbuf + 1; |
| 65 | rvec[0].iov_len = 2; |
| 66 | rvec[1].iov_base = rbuf + 4; |
| 67 | rvec[1].iov_len = 1; |
| 68 | |
| 69 | if (process_vm_writev(getpid(), |
| 70 | lvec, 2, |
| 71 | rvec, 2, |
| 72 | 0 ) < 0 ) { |
| 73 | perror("process_vm_writev"); |
| 74 | status = EXIT_FAILURE; |
| 75 | } |
| 76 | |
| 77 | if (strcmp(rbuf, "A24D5F") != 0) { |
| 78 | fprintf(stderr, "Expected: \"A24D5F\"; Got: \"%s\"\n", rbuf); |
| 79 | status = EXIT_FAILURE; |
| 80 | } |
| 81 | } |
| 82 | |
| 83 | #endif /* defined( HAVE_PROCESS_VM_WRITEV ) */ |
| 84 | |
| 85 | int main(int argc, char *argv[]) |
| 86 | { |
| 87 | #ifdef HAVE_PROCESS_VM_READV |
| 88 | test_process_vm_readv(); |
| 89 | #endif |
| 90 | #ifdef HAVE_PROCESS_VM_WRITEV |
| 91 | test_process_vm_writev(); |
| 92 | #endif |
| 93 | return status; |
| 94 | } |