char_buffer_t 329 modules/ssl/ssl_engine_io.c char_buffer_t cbuf; char_buffer_t 339 modules/ssl/ssl_engine_io.c static int char_buffer_read(char_buffer_t *buffer, char *in, int inl) char_buffer_t 362 modules/ssl/ssl_engine_io.c static int char_buffer_write(char_buffer_t *buffer, char *in, int inl)