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annotate dmfile.c @ 438:c1f6def0c1da

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Adjust dm_fread_byte() and dm_fwrite_byte() stdio helper functions to match dmf_{write,read}_byte() resource functions.
author Matti Hamalainen <ccr@tnsp.org>
date Sun, 04 Nov 2012 03:16:43 +0200
parents c452a459e552
children b2b461829c61
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1 /*
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2 * DMLib
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3 * -- Standard I/O (stdio) file write/read endianess helpers
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4 * Programmed and designed by Matti 'ccr' Hamalainen
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5 * (C) Copyright 2011 Tecnic Software productions (TNSP)
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6 */
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7 #include "dmfile.h"
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8
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10 BOOL dm_fread_str(FILE *f, void *buf, const size_t len)
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11 {
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12 return fread(buf, len, 1, f) == 1;
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13 }
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14
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16 BOOL dm_fread_byte(FILE *f, Uint8 *val)
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17 {
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18 int tmp = fgetc(f);
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19 *val = tmp;
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20 return tmp != EOF;
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21 }
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23
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24 #define DM_DEFINE_FFUNC(xname, xtype, xmacro) \
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25 BOOL dm_fread_ ## xname (FILE *f, xtype *v) { \
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26 xtype result; \
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27 if (fread(&result, sizeof( xtype ), 1, f) != 1) \
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28 return FALSE; \
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29 *v = DM_ ## xmacro ## _TO_NATIVE (result); \
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30 return TRUE; \
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31 }
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32
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33 #include "dmfiletmpl.h"
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34
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35
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36 #undef DM_DEFINE_FFUNC
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37
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38
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39 BOOL dm_fwrite_str(FILE *f, const void *buf, const size_t len)
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40 {
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41 return fwrite(buf, len, 1, f) == 1;
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42 }
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43
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45 BOOL dm_fwrite_byte(FILE *f, const Uint8 val)
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46 {
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47 return fputc(val, f) == val;
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48 }
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51 #define DM_DEFINE_FFUNC(xname, xtype, xmacro) \
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52 BOOL dm_fwrite_ ## xname (FILE *f, const xtype v) { \
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53 xtype result = DM_NATIVE_TO_ ## xmacro (v); \
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54 if (fwrite(&result, sizeof( xtype ), 1, f) != 1) \
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55 return FALSE; \
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56 return TRUE; \
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57 }
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58
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59 #include "dmfiletmpl.h"
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60
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61 #undef DM_DEFINE_FFUNC