| 1 | #include "libtrace.h" |
|---|
| 2 | #include <stdio.h> |
|---|
| 3 | |
|---|
| 4 | |
|---|
| 5 | static struct libtrace_out_t *create_output(char *uri) { |
|---|
| 6 | struct libtrace_out_t *output = NULL; |
|---|
| 7 | libtrace_err_t trace_err; |
|---|
| 8 | output = trace_create_output(uri); |
|---|
| 9 | if (trace_is_err_output(output)) { |
|---|
| 10 | trace_err = trace_get_err_output(output); |
|---|
| 11 | printf("Problem creating output trace (uri=%s): %s\n", |
|---|
| 12 | uri, trace_err.problem); |
|---|
| 13 | return NULL; |
|---|
| 14 | } |
|---|
| 15 | /* Default values for now */ |
|---|
| 16 | trace_start_output(output); |
|---|
| 17 | return output; |
|---|
| 18 | } |
|---|
| 19 | |
|---|
| 20 | static void usage(char*argv0) { |
|---|
| 21 | printf("%s inputuri outputuri_incoming outputuri_outgoing\n",argv0); |
|---|
| 22 | } |
|---|
| 23 | |
|---|
| 24 | int main(int argc, char *argv[]) { |
|---|
| 25 | struct libtrace_t *input = NULL; |
|---|
| 26 | struct libtrace_out_t *in_write = NULL; |
|---|
| 27 | struct libtrace_out_t *out_write = NULL; |
|---|
| 28 | libtrace_err_t trace_err; |
|---|
| 29 | struct libtrace_packet_t *packet = trace_create_packet(); |
|---|
| 30 | |
|---|
| 31 | |
|---|
| 32 | if (argc < 3) { |
|---|
| 33 | usage(argv[0]); |
|---|
| 34 | return 1; |
|---|
| 35 | } |
|---|
| 36 | |
|---|
| 37 | input = trace_create(argv[1]); |
|---|
| 38 | if (trace_is_err(input)) { |
|---|
| 39 | trace_err = trace_get_err(input); |
|---|
| 40 | printf("Problem reading input trace: %s\n", trace_err.problem); |
|---|
| 41 | return 1; |
|---|
| 42 | } |
|---|
| 43 | if (trace_start(input)==-1) { |
|---|
| 44 | trace_perror(input,""); |
|---|
| 45 | return 1; |
|---|
| 46 | } |
|---|
| 47 | |
|---|
| 48 | while(1) { |
|---|
| 49 | if (trace_read_packet(input, packet) < 1) |
|---|
| 50 | break; |
|---|
| 51 | |
|---|
| 52 | switch(trace_get_direction(packet)) { |
|---|
| 53 | case 0: |
|---|
| 54 | if (!out_write) { |
|---|
| 55 | out_write = create_output(argv[3]); |
|---|
| 56 | if (trace_is_err_output(out_write)) { |
|---|
| 57 | trace_perror_output(out_write,""); |
|---|
| 58 | return 1; |
|---|
| 59 | } |
|---|
| 60 | } |
|---|
| 61 | if (trace_write_packet(out_write, packet)==-1){ |
|---|
| 62 | trace_perror_output(in_write,"write"); |
|---|
| 63 | return 1; |
|---|
| 64 | } |
|---|
| 65 | break; |
|---|
| 66 | case 1: |
|---|
| 67 | if (!in_write) { |
|---|
| 68 | in_write = create_output(argv[2]); |
|---|
| 69 | if (trace_is_err_output(in_write)) { |
|---|
| 70 | trace_perror_output(in_write,""); |
|---|
| 71 | return 1; |
|---|
| 72 | } |
|---|
| 73 | in_write = create_output(argv[2]); |
|---|
| 74 | if (!in_write) |
|---|
| 75 | return 1; |
|---|
| 76 | } |
|---|
| 77 | if (trace_write_packet(in_write, packet)==-1) { |
|---|
| 78 | trace_perror_output(in_write,"write"); |
|---|
| 79 | return 1; |
|---|
| 80 | } |
|---|
| 81 | break; |
|---|
| 82 | } |
|---|
| 83 | |
|---|
| 84 | } |
|---|
| 85 | if (out_write) |
|---|
| 86 | trace_destroy_output(out_write); |
|---|
| 87 | if (in_write) |
|---|
| 88 | trace_destroy_output(in_write); |
|---|
| 89 | trace_destroy(input); |
|---|
| 90 | trace_destroy_packet(packet); |
|---|
| 91 | |
|---|
| 92 | return 0; |
|---|
| 93 | } |
|---|
| 94 | |
|---|
