FreeCalypso > hg > freecalypso-tools
annotate target-utils/libtiffs/rdinmem.c @ 263:fa3c3643cbec
CHANGES: fc-host-tools-r7 released
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 29 Sep 2017 01:04:54 +0000 |
parents | 9214118ae941 |
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rev | line source |
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initial import from freecalypso-sw rev 1033:5ab737ac3ad7
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1 #include <sys/types.h> |
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2 #include "types.h" |
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3 #include "struct.h" |
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4 #include "globals.h" |
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5 #include "macros.h" |
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6 |
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target-utils: long-overdue s/mpffs/tiffs/ and s/MPFFS/TIFFS/ rename
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7 tiffs_read_into_ram(pathname, buf, maxlen, lenrtn) |
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8 char *pathname; |
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9 u8 *buf; |
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10 size_t maxlen, *lenrtn; |
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11 { |
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12 int stat, cont; |
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13 u8 *chunk_start; |
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14 size_t chunk_size, real_len, roomleft; |
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15 |
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16 stat = tiffs_find_file(pathname, &chunk_start, &chunk_size, &cont); |
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17 if (stat < 0) |
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18 return(stat); |
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19 if (chunk_size > maxlen) { |
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20 toobig: printf("Error: %s is bigger than the read buffer\n", pathname); |
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21 return(-1); |
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22 } |
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23 real_len = chunk_size; |
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24 memcpy(buf, chunk_start, chunk_size); |
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25 buf += chunk_size; |
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26 roomleft = maxlen - chunk_size; |
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27 while (cont) { |
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28 stat = tiffs_get_segment(cont, &chunk_start, &chunk_size, |
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29 &cont); |
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30 if (stat < 0) |
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31 return(stat); |
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32 if (chunk_size > roomleft) |
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33 goto toobig; |
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34 real_len += chunk_size; |
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9214118ae941
target-utils: use of bcopy() changed to memcpy()
Mychaela Falconia <falcon@freecalypso.org>
parents:
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35 memcpy(buf, chunk_start, chunk_size); |
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36 buf += chunk_size; |
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37 roomleft -= chunk_size; |
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38 } |
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39 if (lenrtn) |
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Mychaela Falconia <falcon@freecalypso.org>
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40 *lenrtn = real_len; |
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41 return(0); |
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42 } |