cabinet: Remove unnecessary function.

This commit is contained in:
Jeff Latimer 2007-09-06 20:41:52 +10:00 committed by Alexandre Julliard
parent 7a04c24e63
commit 30892c8b8d
1 changed files with 8 additions and 25 deletions

View File

@ -411,26 +411,6 @@ static long FDI_getoffset(HFDI hfdi, INT_PTR hf)
return PFDI_SEEK(hfdi, hf, 0L, SEEK_CUR); return PFDI_SEEK(hfdi, hf, 0L, SEEK_CUR);
} }
/**********************************************************************
* FDI_realloc (internal)
*
* we can't use _msize; the user might not be using malloc, so we require
* an explicit specification of the previous size. inefficient.
*/
static void *FDI_realloc(HFDI hfdi, void *mem, size_t prevsize, size_t newsize)
{
void *rslt = NULL;
char *irslt, *imem;
size_t copysize = (prevsize < newsize) ? prevsize : newsize;
if (prevsize == newsize) return mem;
rslt = PFDI_ALLOC(hfdi, newsize);
if (rslt)
for (irslt = (char *)rslt, imem = (char *)mem; (copysize); copysize--)
*irslt++ = *imem++;
PFDI_FREE(hfdi, mem);
return rslt;
}
/********************************************************************** /**********************************************************************
* FDI_read_string (internal) * FDI_read_string (internal)
* *
@ -439,19 +419,17 @@ static void *FDI_realloc(HFDI hfdi, void *mem, size_t prevsize, size_t newsize)
static char *FDI_read_string(HFDI hfdi, INT_PTR hf, long cabsize) static char *FDI_read_string(HFDI hfdi, INT_PTR hf, long cabsize)
{ {
size_t len=256, size_t len=256,
oldlen = 0,
base = FDI_getoffset(hfdi, hf), base = FDI_getoffset(hfdi, hf),
maxlen = cabsize - base; maxlen = cabsize - base;
BOOL ok = FALSE; BOOL ok = FALSE;
unsigned int i; unsigned int i;
cab_UBYTE *buf = NULL; cab_UBYTE *buf = NULL;
TRACE("(hfdi == ^%p, hf == %ld)\n", hfdi, hf); TRACE("(hfdi == ^%p, hf == %ld, cabsize == %ld)\n", hfdi, hf, cabsize);
do { do {
if (len > maxlen) len = maxlen; if (len > maxlen) len = maxlen;
if (!(buf = FDI_realloc(hfdi, buf, oldlen, len))) break; if (!(buf = PFDI_ALLOC(hfdi, len))) break;
oldlen = len;
if (!PFDI_READ(hfdi, hf, buf, len)) break; if (!PFDI_READ(hfdi, hf, buf, len)) break;
/* search for a null terminator in what we've just read */ /* search for a null terminator in what we've just read */
@ -464,8 +442,13 @@ static char *FDI_read_string(HFDI hfdi, INT_PTR hf, long cabsize)
ERR("cabinet is truncated\n"); ERR("cabinet is truncated\n");
break; break;
} }
len += 256; /* The buffer is too small for the string. Reset the file to the point
* were we started, free the buffer and increase the size for the next try
*/
PFDI_SEEK(hfdi, hf, base, SEEK_SET); PFDI_SEEK(hfdi, hf, base, SEEK_SET);
PFDI_FREE(hfdi, buf);
buf = NULL;
len *= 2;
} }
} while (!ok); } while (!ok);