Moved more of the plugins main.c code to the SDK + updated SDK script
Also fixed flake8 warnings
This commit is contained in:
Alexandre Paillier
@@ -1,6 +1,6 @@
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/*****************************************************************************
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* Ledger Plugins SDK.
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* (c) 2023 Ledger SAS.
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* Ledger Plugin SDK
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* (c) 2023 Ledger SAS
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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@@ -15,6 +15,17 @@
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* limitations under the License.
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*****************************************************************************/
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#include "eth_internals.h"
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#include "eth_plugin_interface.h"
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// Functions implemented by the plugin
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void handle_init_contract(ethPluginInitContract_t *parameters);
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void handle_provide_parameter(ethPluginProvideParameter_t *parameters);
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void handle_finalize(ethPluginFinalize_t *parameters);
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void handle_provide_token(ethPluginProvideInfo_t *parameters);
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void handle_query_contract_id(ethQueryContractID_t *parameters);
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void handle_query_contract_ui(ethQueryContractUI_t *parameters);
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// Calls the ethereum app.
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void call_app_ethereum() {
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unsigned int libcall_params[5];
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@@ -40,6 +51,33 @@ void call_app_ethereum() {
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os_lib_call((unsigned int *) &libcall_params);
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}
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// Function to dispatch calls from the ethereum app.
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static void dispatch_call(int message, void *parameters) {
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switch (message) {
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case ETH_PLUGIN_INIT_CONTRACT:
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handle_init_contract(parameters);
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break;
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case ETH_PLUGIN_PROVIDE_PARAMETER:
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handle_provide_parameter(parameters);
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break;
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case ETH_PLUGIN_FINALIZE:
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handle_finalize(parameters);
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break;
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case ETH_PLUGIN_PROVIDE_INFO:
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handle_provide_token(parameters);
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break;
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case ETH_PLUGIN_QUERY_CONTRACT_ID:
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handle_query_contract_id(parameters);
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break;
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case ETH_PLUGIN_QUERY_CONTRACT_UI:
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handle_query_contract_ui(parameters);
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break;
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default:
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PRINTF("Unhandled message %d\n", message);
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break;
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}
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}
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// Low-level main for plugins.
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__attribute__((section(".boot"))) int main(int arg0) {
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// Exit critical section
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@@ -61,8 +99,13 @@ __attribute__((section(".boot"))) int main(int arg0) {
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} else {
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// Not called from dashboard: called from the ethereum app!
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// launch plugin main
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plugin_main(arg0);
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const unsigned int *args = (unsigned int *) arg0;
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// If `ETH_PLUGIN_CHECK_PRESENCE` is set, this means the caller is just trying to
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// know whether this app exists or not. We can skip `paraswap_plugin_call`.
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if (args[0] != ETH_PLUGIN_CHECK_PRESENCE) {
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dispatch_call(args[0], (void *) args[1]);
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}
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}
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// Call `os_lib_end`, go back to the ethereum app.
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@@ -1,19 +0,0 @@
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/*****************************************************************************
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* Ledger Plugins SDK.
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* (c) 2023 Ledger SAS.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*****************************************************************************/
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// applicative main for plugins
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void plugin_main(int arg0);
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@@ -10,6 +10,7 @@ python3 tools/build_sdk.py
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'''
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import os
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import shutil
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def extract_from_headers(sources, nodes_to_extract):
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@@ -28,12 +29,12 @@ def extract_from_headers(sources, nodes_to_extract):
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if key in line and value in line:
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node += [line]
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unclosed_curvy_brackets = line.count('{') - line.count('}')
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if unclosed_curvy_brackets == False:
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if not unclosed_curvy_brackets:
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break
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elif (key == "fn" and value in line) or unclosed_parantheses:
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node += [line]
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unclosed_parantheses = line.find(")") == -1
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if unclosed_parantheses == False:
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if not unclosed_parantheses:
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break
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elif unclosed_curvy_brackets:
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node += [line]
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@@ -150,7 +151,8 @@ def merge_c_files(sources, nodes_to_extract):
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if __name__ == "__main__":
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# some nodes will be extracted from these headers and merged into a new one, copied to sdk
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# some nodes will be extracted from these headers and merged into a new
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# one, copied to sdk
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headers_to_merge = [
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"src/tokens.h",
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"src/chainConfig.h",
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@@ -160,13 +162,23 @@ if __name__ == "__main__":
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"src/shared_context.h",
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"src/eth_plugin_internal.h",
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"src/nft.h",
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"src/swap_lib_calls.h",
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"src_plugins_sdk/plugin_main.h"
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"src/swap_lib_calls.h",
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]
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nodes_to_extract = {
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"#define": ["MAX_TICKER_LEN", "ADDRESS_LENGTH", "INT256_LENGTH", "WEI_TO_ETHER", "SELECTOR_SIZE", "PARAMETER_LENGTH", "RUN_APPLICATION", "COLLECTION_NAME_MAX_LEN"],
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"#define": ["MAX_TICKER_LEN",
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"ADDRESS_LENGTH",
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"INT256_LENGTH",
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"WEI_TO_ETHER",
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"SELECTOR_SIZE",
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"PARAMETER_LENGTH",
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"RUN_APPLICATION",
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"COLLECTION_NAME_MAX_LEN"],
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"typedef enum": [],
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"typedef struct": ["tokenDefinition_t", "txInt256_t", "txContent_t", "nftInfo_t", "caller_app_t"],
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"typedef struct": ["tokenDefinition_t",
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"txInt256_t",
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"txContent_t",
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"nftInfo_t",
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"caller_app_t"],
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"typedef union": ["extraInfo_t"],
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"__attribute__((no_instrument_function)) inline": ["int allzeroes"],
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"const": ["HEXDIGITS"],
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@@ -180,21 +192,26 @@ if __name__ == "__main__":
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"void copy_address",
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"void copy_parameter",
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"bool U2BE_from_parameter",
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"bool U4BE_from_parameter",
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"void plugin_main",
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"void call_app_ethereum",
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"int main"]
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"bool U4BE_from_parameter"]
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}
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merge_headers(headers_to_merge, nodes_to_extract)
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# this header will be stripped from all #include related to previously merged headers, then copied to sdk
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# this header will be stripped from all #include related to previously
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# merged headers, then copied to sdk
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copy_header("src/eth_plugin_interface.h", headers_to_merge)
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# extract and merge function bodies
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c_files_to_merge = [
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"src/utils.c",
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"src_common/ethUtils.c",
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"src/eth_plugin_internal.c",
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"src_plugins_sdk/plugin_main.c"
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"src/eth_plugin_internal.c",
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]
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merge_c_files(c_files_to_merge, nodes_to_extract["fn"])
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files_to_copy = [
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"main.c",
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]
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for file in files_to_copy:
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shutil.copyfile("src_plugin_sdk/" + file,
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"ethereum-plugin-sdk/include/" + file)
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