127 void cbuf_read_unsafe(struct cbufhead* chdr, void* data, size_t data_offset, size_t numbytes, int p…  in cbuf_read_unsafe()  argument
130     if (numbytes < bytes_to_end) {  in cbuf_read_unsafe()
131         copy_into(data, data_offset, buf_data, chdr->r_index, numbytes);  in cbuf_read_unsafe()
133             chdr->r_index += numbytes;  in cbuf_read_unsafe()
134             chdr->used -= numbytes;  in cbuf_read_unsafe()
138         copy_into(data, data_offset + bytes_to_end, buf_data, 0, numbytes - bytes_to_end);  in cbuf_read_unsafe()
140             chdr->r_index = numbytes - bytes_to_end;  in cbuf_read_unsafe()
141             chdr->used -= numbytes;  in cbuf_read_unsafe()
146 size_t cbuf_read(struct cbufhead* chdr, void* data, size_t data_offset, size_t numbytes, int pop, c…  in cbuf_read()  argument
148     if (used_space < numbytes) {  in cbuf_read()
149         numbytes = used_space;  in cbuf_read()
151     cbuf_read_unsafe(chdr, data, data_offset, numbytes, pop, copy_into);  in cbuf_read()
152     return numbytes;  in cbuf_read()
155 size_t cbuf_read_offset(struct cbufhead* chdr, void* data, size_t data_offset, size_t numbytes, siz…  in cbuf_read_offset()  argument
160     } else if (used_space < offset + numbytes) {  in cbuf_read_offset()
161         numbytes = used_space - offset;  in cbuf_read_offset()
165     cbuf_read_unsafe(chdr, data, data_offset, numbytes, 0, copy_into);  in cbuf_read_offset()
167     return numbytes;  in cbuf_read_offset()
170 size_t cbuf_pop(struct cbufhead* chdr, size_t numbytes) {  in cbuf_pop()  argument
172     if (used_space < numbytes) {  in cbuf_pop()
173         numbytes = used_space;  in cbuf_pop()
175     chdr->r_index = (chdr->r_index + numbytes) % chdr->size;  in cbuf_pop()
176     chdr->used -= numbytes;  in cbuf_pop()
177     return numbytes;  in cbuf_pop()
286 …head* chdr, size_t offset, const void* data, size_t data_offset, size_t numbytes, uint8_t* bitmap,…  in cbuf_reass_write()  argument
294     } else if (offset + numbytes > free_space) {  in cbuf_reass_write()
295         numbytes = free_space - offset;  in cbuf_reass_write()
298     end_index = (start_index + numbytes) % chdr->size;  in cbuf_reass_write()
300         copy_from(buf_data, start_index, data, data_offset, numbytes);  in cbuf_reass_write()
302             bmp_setrange(bitmap, start_index, numbytes);  in cbuf_reass_write()
307         copy_from(buf_data, 0, data, data_offset + bytes_to_end, numbytes - bytes_to_end);  in cbuf_reass_write()
310             bmp_setrange(bitmap, 0, numbytes - bytes_to_end);  in cbuf_reass_write()
316     return numbytes;  in cbuf_reass_write()
319 size_t cbuf_reass_merge(struct cbufhead* chdr, size_t numbytes, uint8_t* bitmap) {  in cbuf_reass_merge()  argument
323     if (numbytes > free_space) {  in cbuf_reass_merge()
324         numbytes = free_space;  in cbuf_reass_merge()
328         if (numbytes <= bytes_to_end) {  in cbuf_reass_merge()
329             bmp_clrrange(bitmap, old_w, numbytes);  in cbuf_reass_merge()
332             bmp_clrrange(bitmap, 0, numbytes - bytes_to_end);  in cbuf_reass_merge()
335     chdr->used += numbytes;  in cbuf_reass_merge()
336     return numbytes;  in cbuf_reass_merge()