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authorTor Andersson <tor@ghostscript.com>2005-03-30 08:30:22 +0200
committerTor Andersson <tor@ghostscript.com>2005-03-30 08:30:22 +0200
commitee154f16bd09a43359967f7e7b86c3677c09461d (patch)
tree08896cfa9ff55e05bfe7855965c620d45115d4d5 /filter/buffer.c
parent460ad7040d67a4a93a153f98095ff952a2b15d37 (diff)
downloadmupdf-ee154f16bd09a43359967f7e7b86c3677c09461d.tar.xz
rename part 1 -- files
Diffstat (limited to 'filter/buffer.c')
-rw-r--r--filter/buffer.c93
1 files changed, 0 insertions, 93 deletions
diff --git a/filter/buffer.c b/filter/buffer.c
deleted file mode 100644
index 206137a6..00000000
--- a/filter/buffer.c
+++ /dev/null
@@ -1,93 +0,0 @@
-#include <fitz.h>
-
-fz_error *
-fz_newbuffer(fz_buffer **bp, int size)
-{
- fz_buffer *b;
-
- b = *bp = fz_malloc(sizeof(fz_buffer));
- if (!b) return fz_outofmem;
-
- b->refs = 1;
- b->ownsdata = 1;
- b->bp = fz_malloc(size);
- if (!b->bp) { fz_free(b); return fz_outofmem; }
-
- b->rp = b->bp;
- b->wp = b->bp;
- b->ep = b->bp + size;
- b->eof = 0;
-
- return nil;
-}
-
-fz_error *
-fz_newbufferwithdata(fz_buffer **bp, unsigned char *data, int size)
-{
- fz_buffer *b;
-
- b = *bp = fz_malloc(sizeof(fz_buffer));
- if (!b) return fz_outofmem;
-
- b->refs = 1;
- b->ownsdata = 0;
- b->bp = data;
-
- b->rp = b->bp;
- b->wp = b->bp + size;
- b->ep = b->bp + size;
- b->eof = 0;
-
- return nil;
-}
-
-fz_buffer *
-fz_keepbuffer(fz_buffer *buf)
-{
- buf->refs ++;
- return buf;
-}
-
-void
-fz_dropbuffer(fz_buffer *buf)
-{
- if (--buf->refs == 0)
- {
- if (buf->ownsdata)
- fz_free(buf->bp);
- fz_free(buf);
- }
-}
-
-fz_error *
-fz_growbuffer(fz_buffer *buf)
-{
- unsigned char *newbp;
-
- int rp = buf->rp - buf->bp;
- int wp = buf->wp - buf->bp;
- int ep = buf->ep - buf->bp;
-
- assert(buf->ownsdata);
-
- newbp = fz_realloc(buf->bp, ep * 2);
- if (!newbp) return fz_outofmem;
-
- buf->bp = newbp;
- buf->rp = buf->bp + rp;
- buf->wp = buf->bp + wp;
- buf->ep = buf->bp + ep * 2;
-
- return nil;
-}
-
-fz_error *
-fz_rewindbuffer(fz_buffer *buf)
-{
- assert(buf->ownsdata);
- memmove(buf->bp, buf->rp, buf->wp - buf->rp);
- buf->wp = buf->bp + (buf->wp - buf->rp);
- buf->rp = buf->bp;
- return nil;
-}
-