1 #include <rpc/rpc.h> 2 #include <rpc/rpc_router_ioctl.h> 3 #include <debug.h> 4 5 #include <sys/types.h> 6 #include <sys/stat.h> 7 #include <fcntl.h> 8 #include <unistd.h> 9 #include <stdio.h> 10 #include <errno.h> 11 12 #define DUMP_DATA 0 13 14 int r_open(const char *router) 15 { 16 int handle = open(router, O_RDWR, 0); 17 18 if(handle < 0) 19 E("error opening %s: %s\n", router, strerror(errno)); 20 return handle; 21 } 22 23 void r_close(int handle) 24 { 25 if(close(handle) < 0) E("error: %s\n", strerror(errno)); 26 } 27 28 int r_read(int handle, char *buf, uint32 size) 29 { 30 int rc = read((int) handle, (void *)buf, size); 31 if (rc < 0) 32 E("error reading RPC packet: %d (%s)\n", errno, strerror(errno)); 33 #if DUMP_DATA 34 else { 35 int len = rc / 4; 36 uint32_t *data = (uint32_t *)buf; 37 fprintf(stdout, "RPC in %02d:", rc); 38 while (len--) 39 fprintf(stdout, " %08x", *data++); 40 fprintf(stdout, "\n"); 41 } 42 #endif 43 return rc; 44 } 45 46 int r_write (int handle, const char *buf, uint32 size) 47 { 48 int rc = write(handle, (void *)buf, size); 49 if (rc < 0) 50 E("error writing RPC packet: %d (%s)\n", errno, strerror(errno)); 51 #if DUMP_DATA 52 else { 53 int len = rc / 4; 54 uint32_t *data = (uint32_t *)buf; 55 fprintf(stdout, "RPC out %02d:", rc); 56 while (len--) 57 fprintf(stdout, " %08x", *data++); 58 fprintf(stdout, "\n"); 59 } 60 #endif 61 return rc; 62 } 63 64 int r_control(int handle, const uint32 cmd, void *arg) 65 { 66 return ioctl(handle, cmd, arg); 67 } 68 69 70 71
