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Now decodes MDP frames (but without decrypting etc).

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This commit is contained in:
gardners 2012-04-14 04:57:37 +09:30
parent 3fb1e6cafe
commit 0f9abea8c7
1 changed files with 23 additions and 0 deletions
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23
serval_packetvisualise.c
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@ -410,6 +410,29 @@ int isOverlayPacket(FILE *f,unsigned char *packet,int *ofs,int len)
break; break;
case 0x30: /* MDP frame */ case 0x30: /* MDP frame */
{
int version=(frame[0]<<8)|(frame[1]);
fprintf(f,"%sMDP frame (version=0x%04x):\n",indent(8),version);
int dst_port=(frame[2]<<24)|(frame[3]<<16)|(frame[4]<<8)|frame[5];
int src_port=(frame[6]<<24)|(frame[7]<<16)|(frame[8]<<8)|frame[9];
fprintf(f,"%s source port = %d (0x%08x)\n",
indent(10),src_port,src_port);
fprintf(f,"%s destination port = %d (0x%08x)\n",
indent(10),dst_port,dst_port);
fprintf(f,"%sMDP Payload:\n",indent(10));
int i,j;
for(i=0;i<frame_len-10;i+=16)
{
fprintf(f,"%sframe+%04x :",indent(12),i);
for(j=0;j<16&&(i+j)<len;j++) fprintf(f," %02x",frame[i+j+10]);
for(;j<16;j++) fprintf(f," ");
fprintf(f," ");
for(j=0;j<16&&(i+j)<len;j++) fprintf(f,"%c",frame[i+j+10]>=' '
&&frame[i+j]<0x7c?frame[i+j+10]:'.');
fprintf(f,"\n");
}
}
break;
case 0x40: /* voice frame */ case 0x40: /* voice frame */
case 0x60: /* please explain (request for expansion of an abbreviated address) */ case 0x60: /* please explain (request for expansion of an abbreviated address) */
default: default: