version 1.1.2.1, 2012/02/02 15:32:02
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version 1.1.2.2, 2012/02/02 15:36:41
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Line 1
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#include <stdio.h> |
#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
#include <fcntl.h> |
#include <fcntl.h> |
#include <sys/mman.h> |
#include <sys/mman.h> |
#include <aitio.h> |
#include <aitio.h> |
Line 12 main(int argc, char **argv)
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Line 14 main(int argc, char **argv)
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void *p = NULL; |
void *p = NULL; |
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if (argc < 2) |
if (argc < 2) |
f = io_fmapopen(NULL, 0, 0, PROT_READ | PROT_WRITE, 0, 20000); | f = io_fmapopen(NULL, 0, 0, PROT_READ | PROT_WRITE, 0, 2000); |
else |
else |
f = io_fmapopen(argv[1], O_RDWR, 0, PROT_READ | PROT_WRITE, MAP_SHARED, 0); |
f = io_fmapopen(argv[1], O_RDWR, 0, PROT_READ | PROT_WRITE, MAP_SHARED, 0); |
if (!f) { |
if (!f) { |
Line 22 main(int argc, char **argv)
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Line 24 main(int argc, char **argv)
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fwrite("123456789", 10, 1, f); |
fwrite("123456789", 10, 1, f); |
fseek(f, 0, SEEK_SET); |
fseek(f, 0, SEEK_SET); |
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memset(b, 0, sizeof b); |
fread(b, sizeof b, 1, f); |
fread(b, sizeof b, 1, f); |
printf("b=%s\n", b); |
printf("b=%s\n", b); |
// fread(b, sizeof b, 1, f); |
// fread(b, sizeof b, 1, f); |
Line 32 main(int argc, char **argv)
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Line 35 main(int argc, char **argv)
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fseek(f, -10, SEEK_END); |
fseek(f, -10, SEEK_END); |
fwrite("123456789", 10, 1, f); |
fwrite("123456789", 10, 1, f); |
fseek(f, -10, SEEK_END); |
fseek(f, -10, SEEK_END); |
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memset(b, 0, sizeof b); |
fread(b, sizeof b, 1, f); |
fread(b, sizeof b, 1, f); |
printf("2.b=%s\n", b); |
printf("2.b=%s\n", b); |
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Line 39 main(int argc, char **argv)
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Line 43 main(int argc, char **argv)
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// part 2 |
// part 2 |
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f = io_fmemopen(&p, 10000); | f = io_fmemopen(&p, 100); |
if (!f) { |
if (!f) { |
printf("Error:: #%d - %s\n", io_GetErrno(), io_GetError()); |
printf("Error:: #%d - %s\n", io_GetErrno(), io_GetError()); |
return 2; |
return 2; |
Line 47 main(int argc, char **argv)
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Line 51 main(int argc, char **argv)
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fwrite("123456789", 10, 1, f); |
fwrite("123456789", 10, 1, f); |
fseek(f, 0, SEEK_SET); |
fseek(f, 0, SEEK_SET); |
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memset(b, 0, sizeof b); |
fread(b, sizeof b, 1, f); |
fread(b, sizeof b, 1, f); |
printf("b=%s\n", b); |
printf("b=%s\n", b); |
// fread(b, sizeof b, 1, f); |
// fread(b, sizeof b, 1, f); |
Line 57 main(int argc, char **argv)
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Line 62 main(int argc, char **argv)
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fseek(f, -10, SEEK_END); |
fseek(f, -10, SEEK_END); |
fwrite("123456789", 10, 1, f); |
fwrite("123456789", 10, 1, f); |
fseek(f, -10, SEEK_END); |
fseek(f, -10, SEEK_END); |
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memset(b, 0, sizeof b); |
fread(b, sizeof b, 1, f); |
fread(b, sizeof b, 1, f); |
printf("2.b=%s\n", b); |
printf("2.b=%s\n", b); |
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Line 73 main(int argc, char **argv)
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Line 79 main(int argc, char **argv)
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fwrite("123456789", 10, 1, f); |
fwrite("123456789", 10, 1, f); |
fseek(f, 0, SEEK_SET); |
fseek(f, 0, SEEK_SET); |
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memset(b, 0, sizeof b); |
fread(b, sizeof b, 1, f); |
fread(b, sizeof b, 1, f); |
printf("b=%s\n", b); |
printf("b=%s\n", b); |
// fread(b, sizeof b, 1, f); |
// fread(b, sizeof b, 1, f); |
Line 83 main(int argc, char **argv)
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Line 90 main(int argc, char **argv)
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fseek(f, -10, SEEK_END); |
fseek(f, -10, SEEK_END); |
fwrite("123456789", 10, 1, f); |
fwrite("123456789", 10, 1, f); |
fseek(f, -10, SEEK_END); |
fseek(f, -10, SEEK_END); |
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memset(b, 0, sizeof b); |
fread(b, sizeof b, 1, f); |
fread(b, sizeof b, 1, f); |
printf("2.b=%s\n", b); |
printf("2.b=%s\n", b); |
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