FreeCalypso > hg > ice1-trau-tester
view ater/activate.c @ 42:ff94d7fc5891
new program itt-ater-8
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 30 Aug 2024 19:02:42 +0000 |
parents | 237687e2be6c |
children | 16715bd149e0 |
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/* * Here we implement the operation of activating a new TRAU channel * on a sub-timeslot. */ #include <stdint.h> #include <stdbool.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <osmocom/core/select.h> #include <osmocom/isdn/i460_mux.h> #include <osmocom/trau/trau_frame.h> #include "globals.h" #include "submux.h" #include "read_file.h" #include "out_frame.h" void cmd_activate(int argc, char **argv) { int nr, rc; bool is_efr, dtxd; struct ater_subslot *at; uint8_t *init_frame; unsigned init_frame_count; if (argc < 4 || argc > 5) { usage: fprintf(stderr, "usage: %s 0|1|2|3 fr|efr initial-frame.tul [dtxd]\n", argv[0]); return; } if (argv[1][0] < '0' || argv[1][0] > '3' || argv[1][1]) goto usage; nr = argv[1][0] - '0'; if (!strcmp(argv[2], "fr")) is_efr = false; else if (!strcmp(argv[2], "efr")) is_efr = true; else goto usage; if (argv[4]) { if (strcmp(argv[4], "dtxd")) goto usage; dtxd = true; } else dtxd = false; at = &subslots[nr]; if (at->is_active) { fprintf(stderr, "error: subslot %d is already active\n", nr); return; } rc = read_binary_file(argv[3], is_efr, &init_frame, &init_frame_count); if (rc < 0) return; /* error msg already printed */ if (init_frame_count != 1) { free(init_frame); fprintf(stderr, "error: %s contains more than one frame\n", argv[3]); return; } /* good to proceed now */ at->is_active = true; at->is_efr = is_efr; init_trau_ul_frame(nr); at->ul_frame.c_bits[16] = dtxd; trau_frame_from_record(init_frame, is_efr, &at->ul_frame); free(init_frame); } void cmd_deact(int argc, char **argv) { int nr; struct ater_subslot *at; if (argc != 2) { usage: fprintf(stderr, "usage: %s 0|1|2|3\n", argv[0]); return; } if (argv[1][0] < '0' || argv[1][0] > '3' || argv[1][1]) goto usage; nr = argv[1][0] - '0'; at = &subslots[nr]; if (!at->is_active) { fprintf(stderr, "error: subslot %d is not active\n", nr); return; } at->is_active = false; if (at->play_buffer) { free(at->play_buffer); at->play_buffer = NULL; } }