Ned Konz
Enhanced version of Simon Ford's RPC demo program allowing command-line editing and providing interactive help. Includes Stream (Serial, etc.) line editing routine in separate files.
main.cpp@0:ec7de5c0199f, 2010-02-10 (annotated)
- Committer:
- bikeNomad
- Date:
- Wed Feb 10 15:34:58 2010 +0000
- Revision:
- 0:ec7de5c0199f
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| bikeNomad | 0:ec7de5c0199f | 1 | // Derived from Simon Ford's RPC demo program, |
| bikeNomad | 0:ec7de5c0199f | 2 | // this adds line editing and help to the RPC over serial over USB operation. |
| bikeNomad | 0:ec7de5c0199f | 3 | #include "mbed.h" |
| bikeNomad | 0:ec7de5c0199f | 4 | #include "rpc.h" |
| bikeNomad | 0:ec7de5c0199f | 5 | #include "getline.h" |
| bikeNomad | 0:ec7de5c0199f | 6 | |
| bikeNomad | 0:ec7de5c0199f | 7 | Serial pc(USBTX, USBRX); // 9600/n/8/1 |
| bikeNomad | 0:ec7de5c0199f | 8 | |
| bikeNomad | 0:ec7de5c0199f | 9 | char command[256] = {0}; |
| bikeNomad | 0:ec7de5c0199f | 10 | char response[256] = {0}; |
| bikeNomad | 0:ec7de5c0199f | 11 | |
| bikeNomad | 0:ec7de5c0199f | 12 | // print a summary of classes and objects and their methods |
| bikeNomad | 0:ec7de5c0199f | 13 | void usage() |
| bikeNomad | 0:ec7de5c0199f | 14 | { |
| bikeNomad | 0:ec7de5c0199f | 15 | pc.puts("/<class>/new pin [pin [...]] [objname] => objname\n\r"); |
| bikeNomad | 0:ec7de5c0199f | 16 | pc.puts("/<objname>/<method> [arg [arg ...]]\n\r"); |
| bikeNomad | 0:ec7de5c0199f | 17 | char resp2[256]; |
| bikeNomad | 0:ec7de5c0199f | 18 | rpc("/", resp2); |
| bikeNomad | 0:ec7de5c0199f | 19 | char *p = strtok(resp2, " "); |
| bikeNomad | 0:ec7de5c0199f | 20 | while (*p) |
| bikeNomad | 0:ec7de5c0199f | 21 | { |
| bikeNomad | 0:ec7de5c0199f | 22 | command[0] = '/'; |
| bikeNomad | 0:ec7de5c0199f | 23 | strcpy(command+1, p); |
| bikeNomad | 0:ec7de5c0199f | 24 | strcat(command, "/"); |
| bikeNomad | 0:ec7de5c0199f | 25 | rpc(command, response); |
| bikeNomad | 0:ec7de5c0199f | 26 | pc.puts(command); |
| bikeNomad | 0:ec7de5c0199f | 27 | pc.puts(" : "); |
| bikeNomad | 0:ec7de5c0199f | 28 | pc.puts(response); |
| bikeNomad | 0:ec7de5c0199f | 29 | pc.puts("\n\r"); |
| bikeNomad | 0:ec7de5c0199f | 30 | p = strtok(NULL, " "); |
| bikeNomad | 0:ec7de5c0199f | 31 | } |
| bikeNomad | 0:ec7de5c0199f | 32 | } |
| bikeNomad | 0:ec7de5c0199f | 33 | |
| bikeNomad | 0:ec7de5c0199f | 34 | int main() |
| bikeNomad | 0:ec7de5c0199f | 35 | { |
| bikeNomad | 0:ec7de5c0199f | 36 | // setup the classes that can be created dynamically |
| bikeNomad | 0:ec7de5c0199f | 37 | Base::add_rpc_class<AnalogIn>(); |
| bikeNomad | 0:ec7de5c0199f | 38 | Base::add_rpc_class<AnalogOut>(); |
| bikeNomad | 0:ec7de5c0199f | 39 | Base::add_rpc_class<DigitalIn>(); |
| bikeNomad | 0:ec7de5c0199f | 40 | Base::add_rpc_class<DigitalOut>(); |
| bikeNomad | 0:ec7de5c0199f | 41 | Base::add_rpc_class<PwmOut>(); |
| bikeNomad | 0:ec7de5c0199f | 42 | Base::add_rpc_class<Timer>(); |
| bikeNomad | 0:ec7de5c0199f | 43 | Base::add_rpc_class<SPI>(); |
| bikeNomad | 0:ec7de5c0199f | 44 | Base::add_rpc_class<BusOut>(); |
| bikeNomad | 0:ec7de5c0199f | 45 | Base::add_rpc_class<BusIn>(); |
| bikeNomad | 0:ec7de5c0199f | 46 | |
| bikeNomad | 0:ec7de5c0199f | 47 | pc.puts("type help for help\n\r"); |
| bikeNomad | 0:ec7de5c0199f | 48 | |
| bikeNomad | 0:ec7de5c0199f | 49 | // receive commands, and send back the responses |
| bikeNomad | 0:ec7de5c0199f | 50 | for (;;) |
| bikeNomad | 0:ec7de5c0199f | 51 | { |
| bikeNomad | 0:ec7de5c0199f | 52 | if (getline(pc, command, 256) > 0) |
| bikeNomad | 0:ec7de5c0199f | 53 | { |
| bikeNomad | 0:ec7de5c0199f | 54 | if (!strcmp(command, "help")) |
| bikeNomad | 0:ec7de5c0199f | 55 | usage(); |
| bikeNomad | 0:ec7de5c0199f | 56 | else |
| bikeNomad | 0:ec7de5c0199f | 57 | { |
| bikeNomad | 0:ec7de5c0199f | 58 | rpc(command, response); |
| bikeNomad | 0:ec7de5c0199f | 59 | if (strlen(response) > 0) |
| bikeNomad | 0:ec7de5c0199f | 60 | { |
| bikeNomad | 0:ec7de5c0199f | 61 | pc.putc('['); |
| bikeNomad | 0:ec7de5c0199f | 62 | pc.puts(response); |
| bikeNomad | 0:ec7de5c0199f | 63 | pc.puts("]\n\r"); |
| bikeNomad | 0:ec7de5c0199f | 64 | } |
| bikeNomad | 0:ec7de5c0199f | 65 | } |
| bikeNomad | 0:ec7de5c0199f | 66 | pc.puts("> "); |
| bikeNomad | 0:ec7de5c0199f | 67 | } |
| bikeNomad | 0:ec7de5c0199f | 68 | else |
| bikeNomad | 0:ec7de5c0199f | 69 | { |
| bikeNomad | 0:ec7de5c0199f | 70 | pc.puts("?\n\r> "); |
| bikeNomad | 0:ec7de5c0199f | 71 | } |
| bikeNomad | 0:ec7de5c0199f | 72 | } |
| bikeNomad | 0:ec7de5c0199f | 73 | } |