diff options
author | Leonard Hübner <leonard.huebner@commsolid.com> | 2020-10-27 10:16:41 +0100 |
---|---|---|
committer | Harald Welte <laforge@osmocom.org> | 2020-10-27 15:34:36 +0100 |
commit | 1372aca28e1f731c91b1043352b5e8a8ca6620a0 (patch) | |
tree | 5774401df7b112c0c8e35f179d5cb7f9798df415 | |
parent | a124c1714e4d61b5507fec40ea4b8525e379a8ba (diff) |
remsim: adding cli argument to set the atr
Change-Id: I554b515e7954148f9ca5ba29417699da70b0945b
-rw-r--r-- | host/src/simtrace2-remsim.c | 24 |
1 files changed, 20 insertions, 4 deletions
diff --git a/host/src/simtrace2-remsim.c b/host/src/simtrace2-remsim.c index 201ff71..6752fc6 100644 --- a/host/src/simtrace2-remsim.c +++ b/host/src/simtrace2-remsim.c @@ -50,6 +50,8 @@ #include <osmocom/sim/class_tables.h> #include <osmocom/sim/sim.h> +#define ATR_MAX_LEN 33 + static void atr_update_csum(uint8_t *atr, unsigned int atr_len) { uint8_t csum = 0; @@ -181,6 +183,7 @@ static void print_help(void) "\t-h\t--help\n" "\t-i\t--gsmtap-ip\tA.B.C.D\n" "\t-a\t--skip-atr\n" + "\t-t\t--set-atr\tATR-STRING in HEX\n" "\t-k\t--keep-running\n" "\t-n\t--pcsc-reader-num\n" "\t-V\t--usb-vendor\tVENDOR_ID\n" @@ -199,6 +202,7 @@ static const struct option opts[] = { { "remote-udp-port", 1, 0, 'p' }, { "gsmtap-ip", 1, 0, 'i' }, { "skip-atr", 0, 0, 'a' }, + { "set-atr", 1, 0, 't' }, { "help", 0, 0, 'h' }, { "keep-running", 0, 0, 'k' }, { "pcsc-reader-num", 1, 0, 'n' }, @@ -283,6 +287,9 @@ int main(int argc, char **argv) int rc; int c, ret = 1; int skip_atr = 0; + char *atr = "3b00"; + uint8_t real_atr[ATR_MAX_LEN]; + int atr_len; int keep_running = 0; int remote_udp_port = 52342; int if_num = 0, vendor_id = -1, product_id = -1; @@ -298,7 +305,7 @@ int main(int argc, char **argv) while (1) { int option_index = 0; - c = getopt_long(argc, argv, "r:p:hi:V:P:C:I:S:A:H:akn:", opts, &option_index); + c = getopt_long(argc, argv, "r:p:hi:V:P:C:I:S:A:H:akn:t:", opts, &option_index); if (c == -1) break; switch (c) { @@ -318,6 +325,9 @@ int main(int argc, char **argv) case 'a': skip_atr = 1; break; + case 't': + atr = optarg; + break; case 'k': keep_running = 1; break; @@ -348,6 +358,13 @@ int main(int argc, char **argv) } } + atr_len = osmo_hexparse(atr,real_atr,ATR_MAX_LEN); + if (atr_len < 2) { + fprintf(stderr, "Invalid ATR - please omit a leading 0x and only use valid hex " + "digits and whitespace. ATRs need to be between 2 and 33 bytes long.\n"); + goto do_exit; + } + if (!remote_udp_host && (vendor_id < 0 || product_id < 0)) { fprintf(stderr, "You have to specify the vendor and product ID\n"); goto do_exit; @@ -438,9 +455,8 @@ int main(int argc, char **argv) if (!skip_atr) { /* set the ATR */ - uint8_t real_atr[] = { 0x3B, 0x00 }; // the simplest ATR - atr_update_csum(real_atr, sizeof(real_atr)); - osmo_st2_cardem_request_set_atr(ci, real_atr, sizeof(real_atr)); + atr_update_csum(real_atr, atr_len); + osmo_st2_cardem_request_set_atr(ci, real_atr, atr_len); } /* select remote (forwarded) SIM */ |