452bf3f6d6
git-svn-id: https://svn.code.sf.net/p/gphoto/code/trunk/libgphoto2@15020 67ed7778-7388-44ab-90cf-0a291f65f57c
69 lines
2.5 KiB
C
69 lines
2.5 KiB
C
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/* test-filesys.c
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*
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* Copyright 2001 Lutz Mueller <lutz@users.sf.net>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#include "config.h"
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <gphoto2-endian.h>
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#include <gphoto2/gphoto2-filesys.h>
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#include <gphoto2/gphoto2-result.h>
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#include <gphoto2/gphoto2-port-log.h>
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#define CHECK(r) if (!(r)) { fprintf(stderr,"%s:%d: result unexpected.\n",__FILE__,__LINE__); exit(1); }
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int
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main ()
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{
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unsigned char buf[16];
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unsigned long long u64;
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unsigned short u16;
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unsigned int u32;
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u16 = swap16(0x1234);
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CHECK(u16 == 0x3412);
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u32 = swap32(0x12345678);
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CHECK(u32 == 0x78563412);
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u64 = swap64(0x0123456789abcdefULL);
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CHECK(u64 == 0xefcdab8967452301ULL);
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u16 = htobe16(0x1234); memcpy(buf,&u16,2); CHECK((buf[0]==0x12)&&(buf[1]==0x34));
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u32 = htobe32(0x12345678); memcpy(buf,&u32,4); CHECK((buf[0]==0x12)&&(buf[1]==0x34)&&(buf[2]==0x56)&&(buf[3]==0x78));
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u64 = htobe64(0x0123456789abcdefULL); memcpy(buf,&u64,8);
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CHECK((buf[0]==0x01)&&(buf[1]==0x23)&&(buf[2]==0x45)&&(buf[3]==0x67));
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CHECK((buf[4]==0x89)&&(buf[5]==0xab)&&(buf[6]==0xcd)&&(buf[7]==0xef));
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u16 = htole16(0x1234); memcpy(buf,&u16,2); CHECK((buf[0]==0x34)&&(buf[1]==0x12));
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u32 = htole32(0x12345678); memcpy(buf,&u32,4); CHECK((buf[0]==0x78)&&(buf[1]==0x56)&&(buf[2]==0x34)&&(buf[3]==0x12));
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u64 = htole64(0x0123456789abcdefULL); memcpy(buf,&u64,8);
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CHECK((buf[7]==0x01)&&(buf[6]==0x23)&&(buf[5]==0x45)&&(buf[4]==0x67));
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CHECK((buf[3]==0x89)&&(buf[2]==0xab)&&(buf[1]==0xcd)&&(buf[0]==0xef));
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return (0);
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}
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/*
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* Local variables:
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* compile-command: "gcc -pedantic -Wstrict-prototypes -O2 -g test-filesys.c -o test-filesys `gphoto2-config --cflags --libs` && export MALLOC_TRACE=test-filesys.log && ./test-filesys && mtrace ./test-filesys test-filesys.log"
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* End:
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*/
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