diff options
Diffstat (limited to 'epan/dissectors/packet-scsi.c')
| -rw-r--r-- | epan/dissectors/packet-scsi.c | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/epan/dissectors/packet-scsi.c b/epan/dissectors/packet-scsi.c index de1ce6f09e..137d39644f 100644 --- a/epan/dissectors/packet-scsi.c +++ b/epan/dissectors/packet-scsi.c @@ -79,11 +79,13 @@ */ #include "config.h" +#include <stdio.h> #include <epan/packet.h> #include <epan/to_str.h> #include <epan/prefs.h> #include <epan/conversation.h> #include <epan/tap.h> +#include <epan/srt_table.h> #include <epan/reassemble.h> #include <epan/expert.h> #include "packet-scsi.h" @@ -936,6 +938,110 @@ static const value_string scsi_log_pc_val[] = { {0, NULL}, }; +#define SCSI_NUM_PROCEDURES 256 +typedef struct scsistat_tap_data +{ + guint8 cmdset; + const char *prog; + value_string_ext *cdbnames_ext; + const char *hf_name; +} scsistat_tap_data_t; + +static void +scsistat_init(struct register_srt* srt, GArray* srt_array, srt_gui_init_cb gui_callback, void* gui_data) +{ + scsistat_tap_data_t* tap_data = (scsistat_tap_data_t*)get_srt_table_param_data(srt); + srt_stat_table *scsi_srt_table; + guint32 i; + + DISSECTOR_ASSERT(tap_data); + + scsi_srt_table = init_srt_table(tap_data->prog, NULL, srt_array, SCSI_NUM_PROCEDURES, NULL, tap_data->hf_name, gui_callback, gui_data, tap_data); + for (i = 0; i < SCSI_NUM_PROCEDURES; i++) + { + init_srt_table_row(scsi_srt_table, i, val_to_str_ext_const(i, tap_data->cdbnames_ext, "Unknown-0x%02x")); + } +} + +static int +scsistat_packet(void *pss, packet_info *pinfo, epan_dissect_t *edt _U_, const void *prv) +{ + guint i = 0; + srt_stat_table *scsi_srt_table; + srt_data_t *data = (srt_data_t *)pss; + const scsi_task_data_t *ri = (const scsi_task_data_t *)prv; + scsistat_tap_data_t* tap_data; + + scsi_srt_table = g_array_index(data->srt_array, srt_stat_table*, i); + tap_data = (scsistat_tap_data_t*)scsi_srt_table->table_specific_data; + + /* we are only interested in response packets */ + if (ri->type != SCSI_PDU_TYPE_RSP) { + return 0; + } + /* we are only interested in a specific commandset */ + if ( (!ri->itl) || ((ri->itl->cmdset&SCSI_CMDSET_MASK) != tap_data->cmdset) ) { + return 0; + } + /* check that the opcode looks sane */ + if ( (!ri->itlq) || (ri->itlq->scsi_opcode > 255) ) { + return 0; + } + + add_srt_table_data(scsi_srt_table, ri->itlq->scsi_opcode, &ri->itlq->fc_time, pinfo); + return 1; +} + +static guint +scsistat_param(register_srt_t* srt, const char* opt_arg, char** err) +{ + guint pos = 0; + int program; + scsistat_tap_data_t* tap_data; + + if (sscanf(opt_arg, ",%d,%n", &program, &pos) == 1) + { + tap_data = g_new0(scsistat_tap_data_t, 1); + tap_data->cmdset = (guint8)program; + + switch(program){ + case SCSI_DEV_SBC: + tap_data->prog = "SBC (disk)"; + tap_data->cdbnames_ext = &scsi_sbc_vals_ext; + tap_data->hf_name = "scsi_sbc.opcode"; + break; + case SCSI_DEV_SSC: + tap_data->prog = "SSC (tape)"; + tap_data->cdbnames_ext = &scsi_ssc_vals_ext; + tap_data->hf_name = "scsi_ssc.opcode"; + break; + case SCSI_DEV_CDROM: + tap_data->prog = "MMC (cd/dvd)"; + tap_data->cdbnames_ext = &scsi_mmc_vals_ext; + tap_data->hf_name = "scsi_mmc.opcode"; + break; + case SCSI_DEV_SMC: + tap_data->prog = "SMC (tape robot)"; + tap_data->cdbnames_ext = &scsi_smc_vals_ext; + tap_data->hf_name = "scsi_smc.opcode"; + break; + case SCSI_DEV_OSD: + tap_data->prog = "OSD (object based)"; + tap_data->cdbnames_ext = &scsi_osd_vals_ext; + tap_data->hf_name = "scsi_osd.opcode"; + break; + } + + set_srt_table_param_data(srt, tap_data); + } + else + { + *err = g_strdup_printf("<cmdset>[,<filter>]"); + } + + return pos; +} + /* TapeAlert page : read warning flag */ static void log_parameter_2e_0001(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree) @@ -7567,6 +7673,8 @@ proto_register_scsi(void) "Whether fragmented SCSI DATA IN/OUT transfers should be reassembled", &scsi_defragment); register_init_routine(scsi_defragment_init); + + register_srt_table(proto_scsi, NULL, 1, scsistat_packet, scsistat_init, scsistat_param); } void |