diff options
Diffstat (limited to 'fw/fe310/eos/net/cell.c')
-rw-r--r-- | fw/fe310/eos/net/cell.c | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/fw/fe310/eos/net/cell.c b/fw/fe310/eos/net/cell.c new file mode 100644 index 0000000..20a9f42 --- /dev/null +++ b/fw/fe310/eos/net/cell.c @@ -0,0 +1,51 @@ +#include <stdlib.h> +#include <stdint.h> +#include <string.h> + +#include "eos.h" +#include "event.h" +#include "net.h" + +#include "cell.h" + +static eos_evt_handler_t evt_handler[EOS_CELL_MAX_MTYPE]; + +static void cell_handle_msg(unsigned char type, unsigned char *buffer, uint16_t len) { + unsigned char mtype; + unsigned char idx; + + if ((buffer == NULL) || (len < 1)) { + eos_net_bad_handler(type, buffer, len); + return; + } + + mtype = buffer[0]; + idx = (mtype & EOS_CELL_MTYPE_MASK) >> 4; + if ((idx < EOS_CELL_MAX_MTYPE) && evt_handler[idx]) { + evt_handler[idx](mtype & ~EOS_CELL_MTYPE_MASK, buffer, len); + } else { + eos_net_bad_handler(type, buffer, len); + } +} + +void eos_cell_netinit(void) { + int i; + + for (i=0; i<EOS_CELL_MAX_MTYPE; i++) { + evt_handler[i] = NULL; + } + eos_net_set_handler(EOS_NET_MTYPE_CELL, cell_handle_msg); +} + +void eos_cell_set_handler(unsigned char mtype, eos_evt_handler_t handler) { + unsigned char idx = (mtype & EOS_CELL_MTYPE_MASK) >> 4; + + if (idx < EOS_CELL_MAX_MTYPE) evt_handler[idx] = handler; +} + +eos_evt_handler_t eos_cell_get_handler(unsigned char mtype) { + unsigned char idx = (mtype & EOS_CELL_MTYPE_MASK) >> 4; + + if (idx < EOS_CELL_MAX_MTYPE) return evt_handler[idx]; + return NULL; +} |