1.1 --- a/src/buffer.c Mon Apr 18 17:26:21 2022 +0200
1.2 +++ b/src/buffer.c Sun Apr 24 14:54:50 2022 +0200
1.3 @@ -36,7 +36,7 @@
1.4 CxBuffer *buffer,
1.5 void *space,
1.6 size_t capacity,
1.7 - CxAllocator *allocator,
1.8 + CxAllocator const *allocator,
1.9 int flags
1.10 ) {
1.11 buffer->allocator = allocator;
1.12 @@ -65,33 +65,6 @@
1.13 }
1.14 }
1.15
1.16 -CxBuffer *cxBufferExtract(
1.17 - CxBuffer *src,
1.18 - size_t start,
1.19 - size_t length,
1.20 - int flags
1.21 -) {
1.22 - if (src->size == 0 || length == 0 ||
1.23 - ((size_t) -1) - start < length || start + length > src->capacity) {
1.24 - return NULL;
1.25 - }
1.26 -
1.27 - CxBuffer *dst = (CxBuffer *) malloc(sizeof(cx_buffer_s));
1.28 - if (dst) {
1.29 - dst->bytes = malloc(length);
1.30 - if (!dst->bytes) {
1.31 - free(dst);
1.32 - return NULL;
1.33 - }
1.34 - dst->capacity = length;
1.35 - dst->size = length;
1.36 - dst->flags = flags | CX_BUFFER_FREE_CONTENTS;
1.37 - dst->pos = 0;
1.38 - memcpy(dst->bytes, src->bytes + start, length);
1.39 - }
1.40 - return dst;
1.41 -}
1.42 -
1.43 int cxBufferSeek(
1.44 CxBuffer *buffer,
1.45 off_t offset,
1.46 @@ -128,7 +101,13 @@
1.47
1.48 }
1.49
1.50 -int cxBufferEof(CxBuffer *buffer) {
1.51 +void cxBufferClear(CxBuffer *buffer) {
1.52 + memset(buffer->bytes, 0, buffer->size);
1.53 + buffer->size = 0;
1.54 + buffer->pos = 0;
1.55 +}
1.56 +
1.57 +int cxBufferEof(CxBuffer const *buffer) {
1.58 return buffer->pos >= buffer->size;
1.59 }
1.60
