From: <ch...@su...> - 2013-05-21 12:47:55
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A little more detailed description of the new function here please. > Signed-off-by: Alexey Kodanev <ale...@or...> > --- > @@ -40,6 +40,7 @@ > * FUNCTION NAME : > * tst_res() - Print result message (include file contents) > * tst_resm() - Print result message > + * tst_resm_hexd() - Print result message (add buffer contents in hex) > * tst_brk() - Print result message (include file contents) > * and break remaining test cases > * tst_brkm() - Print result message and break remaining test > @@ -62,6 +63,12 @@ > * int ttype; > * char *tmesg; > * > + * void tst_resm_hexd(ttype, buf, size, tmesg [,arg]...) > + * int ttype; > + * const void *buf; > + * size_t size; > + * char *tmesg; This part of the comment is IMHO useless as nobody will read the C code when looking for documentation and evenmore this does not add more information than the prototype in header. (I made a note to clean these up later). > * void tst_brk(ttype, fname, cleanup, tmesg, [,argv]...) > * int ttype; > * char *fname; > @@ -675,6 +682,47 @@ void tst_resm(int ttype, char *arg_fmt, ...) > } > > /* > + * tst_resm_hexd() - Interface to tst_res(), with no filename. > + * Also, dump specified buffer in hex. > + */ > +void tst_resm_hexd(int ttype, const void *buf, size_t size, char *arg_fmt, ...) > +{ > + char tmesg[USERMESG]; > + > +#if DEBUG > + printf("IN tst_resm_hexd\n"); > + fflush(stdout); > +#endif > + > + EXPAND_VAR_ARGS(tmesg, arg_fmt, USERMESG); > + > + static const char msg_end[] = " ..."; > + static const size_t symb_num = 3; /* space + xx */ > + size_t end_num = strlen(msg_end); I think that todays compilers can avoid the call to strlen() on static string but I would either hardcode the size of the string below or even better use sizeof() which returns strlen() + 1 in this case. > + size_t offset = strlen(tmesg); > + int size_changed = 0; > + > + if ((offset + symb_num * size + 1) >= USERMESG) { > + size = (USERMESG - offset) / symb_num - end_num - 1; (USERMESG - offset - sizeof(msg_end)) / symb_num ? > + size_changed = 1; > + } > + > + char *pmesg = tmesg + offset; > + > + size_t i; > + for (i = 0; i < size; ++i) { > + sprintf(pmesg, " %02x", ((unsigned char *)buf)[i]); > + pmesg += symb_num; > + } > + > + if (size_changed) > + strcat(pmesg, msg_end); Shouldn't strcpy() suffice here? > + tst_res(ttype, NULL, "%s", tmesg); > +} -- Cyril Hrubis ch...@su... |