FreeCalypso > hg > gsm-net-reveng
view trau-ul-prep/binreader.c @ 58:a7ede064f883
atrau-parse: check sync one bit
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Wed, 25 Sep 2024 17:50:41 +0000 |
parents | 4ab8762be333 |
children |
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/* * Here we implement our binfile_read_frame() function. */ #include <stdio.h> #include <stdint.h> #include "binreader.h" int binfile_read_frame(FILE *binf, uint8_t *frame) { int cc, morelen; cc = fread(frame, 1, 1, binf); if (cc != 1) return 0; if (frame[0] == 0xBF) morelen = 1; else if ((frame[0] & 0xF0) == 0xC0) morelen = 30; else if ((frame[0] & 0xF0) == 0xD0) morelen = 32; else return -1; cc = fread(frame+1, 1, morelen, binf); if (cc == morelen) return 1; else return -2; }