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monitor: Use new mpdu.h structs

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This may also fix displaying authentication and deauthentication frames.
This commit is contained in:
Andrew Zaborowski 2017-08-31 04:04:42 +02:00 committed by Denis Kenzior
parent 303683c89f
commit 76dd86d816
1 changed files with 35 additions and 29 deletions
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64
monitor/nlmon.c
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@ -2473,39 +2473,41 @@ static void print_mpdu_frame_control(unsigned int level,
fc->protected_frame, fc->order); fc->protected_frame, fc->order);
} }
static void print_mpdu_mgmt_header(unsigned int level, const struct mpdu *mpdu) static void print_mmpdu_header(unsigned int level,
const struct mmpdu_header *mmpdu)
{ {
print_attr(level, "Duration: %u", print_attr(level, "Duration: %u", L_LE16_TO_CPU(mmpdu->duration));
L_LE16_TO_CPU(mpdu->mgmt_hdr.duration));
print_address(level, "Address 1 (RA):", mpdu->mgmt_hdr.address_1); print_address(level, "Address 1 (RA):", mmpdu->address_1);
print_address(level, "Address 2 (TA):", mpdu->mgmt_hdr.address_2); print_address(level, "Address 2 (TA):", mmpdu->address_2);
print_address(level, "Address 3:", mpdu->mgmt_hdr.address_3); print_address(level, "Address 3:", mmpdu->address_3);
print_attr(level, "Fragment Number: %u", print_attr(level, "Fragment Number: %u", mmpdu->fragment_number);
mpdu->mgmt_hdr.fragment_number);
print_attr(level, "Sequence Number: %u", print_attr(level, "Sequence Number: %u",
MPDU_MGMT_SEQUENCE_NUMBER(mpdu->mgmt_hdr)); MPDU_SEQUENCE_NUMBER(*mmpdu));
} }
static void print_authentication_mgmt_frame(unsigned int level, static void print_authentication_mgmt_frame(unsigned int level,
const struct mpdu *mpdu) const struct mmpdu_header *mmpdu)
{ {
const char *str; const char *str;
const struct mmpdu_authentication *body;
if (!mpdu) if (!mmpdu)
return; return;
body = mmpdu_body(mmpdu);
print_attr(level, "Authentication:"); print_attr(level, "Authentication:");
print_mpdu_frame_control(level + 1, &mpdu->fc); print_mpdu_frame_control(level + 1, &mmpdu->fc);
print_mpdu_mgmt_header(level + 1, mpdu); print_mmpdu_header(level + 1, mmpdu);
switch (L_LE16_TO_CPU(mpdu->auth.algorithm)) { switch (L_LE16_TO_CPU(body->algorithm)) {
case MPDU_AUTH_ALGO_OPEN_SYSTEM: case MMPDU_AUTH_ALGO_OPEN_SYSTEM:
str = "Open"; str = "Open";
break; break;
case MPDU_AUTH_ALGO_SHARED_KEY: case MMPDU_AUTH_ALGO_SHARED_KEY:
str = "Shared key"; str = "Shared key";
break; break;
default: default:
@ -2514,34 +2516,38 @@ static void print_authentication_mgmt_frame(unsigned int level,
} }
print_attr(level + 1, "Algorithm: %s (seq: %u, status: %u)", str, print_attr(level + 1, "Algorithm: %s (seq: %u, status: %u)", str,
L_LE16_TO_CPU(mpdu->auth.transaction_sequence), L_LE16_TO_CPU(body->transaction_sequence),
L_LE16_TO_CPU(mpdu->auth.status)); L_LE16_TO_CPU(body->status));
if (L_LE16_TO_CPU(mpdu->auth.algorithm) != MPDU_AUTH_ALGO_SHARED_KEY) if (L_LE16_TO_CPU(body->algorithm) != MMPDU_AUTH_ALGO_SHARED_KEY)
return; return;
if (L_LE16_TO_CPU(mpdu->auth.transaction_sequence) < 2 || if (L_LE16_TO_CPU(body->transaction_sequence) < 2 ||
L_LE16_TO_CPU(mpdu->auth.transaction_sequence) > 3) L_LE16_TO_CPU(body->transaction_sequence) > 3)
return; return;
print_attr(level + 1, "Challenge text: \"%s\" (%u)", print_attr(level + 1, "Challenge text: \"%s\" (%u)",
mpdu->auth.shared_key_23.challenge_text, body->shared_key_23.challenge_text,
mpdu->auth.shared_key_23.challenge_text_len); body->shared_key_23.challenge_text_len);
} }
static void print_deauthentication_mgmt_frame(unsigned int level, static void print_deauthentication_mgmt_frame(unsigned int level,
const struct mpdu *mpdu) const struct mmpdu_header *mmpdu)
{ {
if (!mpdu) const struct mmpdu_deauthentication *body;
if (!mmpdu)
return; return;
body = mmpdu_body(mmpdu);
print_attr(level, "Deauthentication:"); print_attr(level, "Deauthentication:");
print_mpdu_frame_control(level + 1, &mpdu->fc); print_mpdu_frame_control(level + 1, &mmpdu->fc);
print_mpdu_mgmt_header(level + 1, mpdu); print_mmpdu_header(level + 1, mmpdu);
print_attr(level + 1, "Reason code: %u", print_attr(level + 1, "Reason code: %u",
L_LE16_TO_CPU(mpdu->deauth.reason_code)); L_LE16_TO_CPU(body->reason_code));
} }
static void print_frame_type(unsigned int level, const char *label, static void print_frame_type(unsigned int level, const char *label,
@ -2550,7 +2556,7 @@ static void print_frame_type(unsigned int level, const char *label,
uint16_t frame_type = *((uint16_t *) data); uint16_t frame_type = *((uint16_t *) data);
uint8_t type = frame_type & 0x000c; uint8_t type = frame_type & 0x000c;
uint8_t subtype = (frame_type & 0x00f0) >> 4; uint8_t subtype = (frame_type & 0x00f0) >> 4;
const struct mpdu *mpdu = NULL; const struct mmpdu_header *mpdu = NULL;
const char *str; const char *str;
print_attr(level, "%s: 0x%04x", label, frame_type); print_attr(level, "%s: 0x%04x", label, frame_type);