#include #include #include #include static void *tall_test; static int sign_link_up(struct msgb *msg, struct e1inp_line *line) { printf("ID_RESP received, create sign link.\n"); return 0; } static int sign_link(struct msgb *msg, struct e1inp_sign_link *link) { printf("OML/RSL data received\n"); return 0; } static int error(struct msgb *msg, int error) { printf("error, malformed message\n"); return 0; } int main(void) { struct e1inp_line *line; tall_test = talloc_named_const(NULL, 1, "e1inp_test"); libosmo_abis_init(tall_test); struct e1inp_line_ops ops = { .sign_link_up = sign_link_up, .sign_link = sign_link, .error = error, }; #define LINENR 0 line = e1inp_line_create(LINENR, "ipa", &ops); if (line == NULL) { fprintf(stderr, "problem creating E1 line\n"); exit(EXIT_FAILURE); } /* * Depending if this is a real or virtual E1 lines: * - real (ISDN): create signal link for OML and RSL before line up. * - vitual (INET): we create it in signal_link_up(...) callback. * * The signal link is created via e1inp_sign_link_create(...) * * See e1_reconfig_trx and e1_reconfig_bts in libbsc/e1_config.c, * it explains how this is done with ISDN. */ if (e1inp_line_update(line, E1INP_LINE_R_BSC) < 0) { fprintf(stderr, "problem enabling E1 line\n"); exit(EXIT_FAILURE); } while (1) { osmo_select_main(0); } return 0; }