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SIM: Option to write sniffed PDU to file

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This commit is contained in:
Andreas Eversberg
2021-04-02 16:21:56 +02:00
parent e671b21812
commit 2d1b5fb437
2 changed files with 20 additions and 2 deletions
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15
src/sim/sniffer.c
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@@ -26,6 +26,8 @@
#include "sim.h"
#include "sniffer.h"
extern const char *write_pdu_file;
/* Layer 7 */
static void rx_icl_sdu(uint8_t *data, int length)
@@ -742,9 +744,18 @@ static void rx_char(sim_sniffer_t *sim, uint8_t c)
else
PDEBUG(DSIM2, DEBUG_INFO, " control unknown 0x%02x\n", sim->block_control);
PDEBUG(DSIM2, DEBUG_INFO, " length %d\n", sim->block_length);
if (sim->block_checksum == 0)
if (sim->block_checksum == 0) {
FILE *fp;
if (write_pdu_file && (fp = fopen(write_pdu_file, "a"))) {
int i;
fprintf(fp, "PDU: addr=0x%02x ctrl=0x%02x len=0x%02x data:", sim->block_address, sim->block_control, sim->block_length);
for (i = 0; i < sim->block_length; i++)
fprintf(fp, " 0x%02x", sim->block_data[i]);
fprintf(fp, "\n");
fclose (fp);
}
rx_icl_pdu(sim->block_data, sim->block_length);
else
} else
PDEBUG(DSIM2, DEBUG_NOTICE, "Received message with checksum error!\n");
sim->block_state = BLOCK_STATE_ADDRESS;
}