42 lines
1003 B
C
42 lines
1003 B
C
#include "dot11.h"
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#include "format.h"
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static int add_flag(char *dst,int fc, int flag, char *name,char **delim)
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{
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if (! (fc&flag) )
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return 0;
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int n = sprintf(dst,"%s%s",*delim,name);
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*delim=":";
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return n;
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}
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int format_dot11_fc(char *dst, uint16_t fc)
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{
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char *d = dst;
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d+=sprintf(d,"Ver: %d ",dot11_fc_get_version(fc));
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d+=sprintf(d,"Type: %d ",dot11_fc_get_type(fc));
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d+=sprintf(d,"Subtype: %d ",dot11_fc_get_subtype(fc));
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d+=sprintf(d,"Flags: [");
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char *delim = "";
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d+=add_flag(d,fc,DOT11_FC_FLAG_FROM_DS,"from_ds",&delim);
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d+=add_flag(d,fc,DOT11_FC_FLAG_TO_DS,"to_ds",&delim);
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d+=add_flag(d,fc,DOT11_FC_FLAG_MOREFRAGS,"more_frags",&delim);
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d+=add_flag(d,fc,DOT11_FC_FLAG_RETRY,"retry",&delim);
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d+=add_flag(d,fc,DOT11_FC_FLAG_POWERMGMT,"pwrmgmt",&delim);
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d+=add_flag(d,fc,DOT11_FC_FLAG_MOREDATA,"more data",&delim);
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d+=add_flag(d,fc,DOT11_FC_FLAG_PROTECTED,"protected",&delim);
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d+=add_flag(d,fc,DOT11_FC_FLAG_ORDER,"order",&delim);
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d+=sprintf(d,"]");
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return d-dst;
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}
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