63 lines
1.7 KiB
C
63 lines
1.7 KiB
C
#include <assert.h>
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#include <string.h>
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#include "usb.h"
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#include "version.h"
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#include "protobuf.h"
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#include "messages.h"
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void send_msg_Success(int iface)
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{
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// response: Success message (id 2), payload len 0
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PB_CTX ctx;
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pb_start(&ctx, 2);
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pb_end(&ctx);
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usb_hid_write_blocking(iface, ctx.buf, ctx.pos, 1);
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}
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void send_msg_Failure(int iface)
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{
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// response: Failure message (id 3), payload len 2
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// - code = 99 (Failure_FirmwareError)
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PB_CTX ctx;
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pb_start(&ctx, 3);
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pb_add_varint(&ctx, 1, 99);
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pb_end(&ctx);
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usb_hid_write_blocking(iface, ctx.buf, ctx.pos, 1);
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}
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void send_msg_Features(int iface, bool firmware_present)
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{
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// response: Features message (id 17), payload len 22
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// - vendor = "trezor.io"
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// - major_version = VERSION_MAJOR
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// - minor_version = VERSION_MINOR
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// - patch_version = VERSION_PATCH
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// - bootloader_mode = True
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// - firmware_present = True/False
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PB_CTX ctx;
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pb_start(&ctx, 17);
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pb_add_string(&ctx, 1, "trezor.io");
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pb_add_varint(&ctx, 2, VERSION_MAJOR);
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pb_add_varint(&ctx, 3, VERSION_MINOR);
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pb_add_varint(&ctx, 4, VERSION_PATCH);
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pb_add_bool(&ctx, 5, true);
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pb_add_bool(&ctx, 18, firmware_present);
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pb_end(&ctx);
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usb_hid_write_blocking(iface, ctx.buf, ctx.pos, 1);
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}
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void send_msg_FirmwareRequest(int iface, uint32_t offset, uint32_t length)
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{
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// response: FirmwareRequest message (id 8), payload len X
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// - offset = offset
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// - length = length
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PB_CTX ctx;
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pb_start(&ctx, 8);
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pb_add_varint(&ctx, 1, offset);
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pb_add_varint(&ctx, 2, length);
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pb_end(&ctx);
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usb_hid_write_blocking(iface, ctx.buf, ctx.pos, 1);
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}
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