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annotate target-utils/libtiffs/rdinmem.c @ 647:a60b375014e3

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gsm-fw/L1/cust0/l1_cust.c: s/CONFIG_GSM/CONFIG_INCLUDE_SIM/
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Thu, 04 Sep 2014 05:40:55 +0000
parents 2900fe603f8a
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
103
ac310ee73788 target-utils/libmpffs: minor refactoring, read into RAM implemented
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1 #include <sys/types.h>
ac310ee73788 target-utils/libmpffs: minor refactoring, read into RAM implemented
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2 #include "types.h"
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3 #include "struct.h"
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4 #include "globals.h"
ac310ee73788 target-utils/libmpffs: minor refactoring, read into RAM implemented
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5 #include "macros.h"
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6
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7 mpffs_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 = mpffs_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 bcopy(chunk_start, buf, 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 = mpffs_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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35 bcopy(chunk_start, buf, 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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40 *lenrtn = real_len;
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41 return(0);
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42 }