FreeCalypso > hg > freecalypso-sw
view target-utils/libtiffs/rdinmem.c @ 799:9b2ed89a1adc
aci: cmh_sms?.c compile
author | Space Falcon <falcon@ivan.Harhan.ORG> |
---|---|
date | Sun, 05 Apr 2015 00:38:21 +0000 |
parents | 2900fe603f8a |
children |
line wrap: on
line source
#include <sys/types.h> #include "types.h" #include "struct.h" #include "globals.h" #include "macros.h" mpffs_read_into_ram(pathname, buf, maxlen, lenrtn) char *pathname; u8 *buf; size_t maxlen, *lenrtn; { int stat, cont; u8 *chunk_start; size_t chunk_size, real_len, roomleft; stat = mpffs_find_file(pathname, &chunk_start, &chunk_size, &cont); if (stat < 0) return(stat); if (chunk_size > maxlen) { toobig: printf("Error: %s is bigger than the read buffer\n", pathname); return(-1); } real_len = chunk_size; bcopy(chunk_start, buf, chunk_size); buf += chunk_size; roomleft = maxlen - chunk_size; while (cont) { stat = mpffs_get_segment(cont, &chunk_start, &chunk_size, &cont); if (stat < 0) return(stat); if (chunk_size > roomleft) goto toobig; real_len += chunk_size; bcopy(chunk_start, buf, chunk_size); buf += chunk_size; roomleft -= chunk_size; } if (lenrtn) *lenrtn = real_len; return(0); }