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unpack_sha1_file: zero-pad the unpacked object.

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This makes them easier to parse without having to worry about
running off the end, and allows us to treat commits as normal
strings.
This commit is contained in:
Linus Torvalds 2005-05-25 18:25:08 -07:00
parent 9fdade0673
commit e871b649a3
1 changed files with 2 additions and 1 deletions
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3
sha1_file.c
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@ -329,7 +329,7 @@ void * unpack_sha1_file(void *map, unsigned long mapsize, char *type, unsigned l
return NULL;
bytes = strlen(buffer) + 1;
buf = xmalloc(*size);
buf = xmalloc(1+*size);
memcpy(buf, buffer + bytes, stream.total_out - bytes);
bytes = stream.total_out - bytes;
@ -339,6 +339,7 @@ void * unpack_sha1_file(void *map, unsigned long mapsize, char *type, unsigned l
while (inflate(&stream, Z_FINISH) == Z_OK)
/* nothing */;
}
buf[*size] = 0;
inflateEnd(&stream);
return buf;
}