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added a zero check for data save

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iceman1001 2022-06-06 20:06:46 +02:00
commit 1711338035
1 changed files with 6 additions and 2 deletions
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8
client/src/cmddata.c
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@ -2235,7 +2235,7 @@ int CmdSave(const char *Cmd) {
CLIParserContext *ctx; CLIParserContext *ctx;
CLIParserInit(&ctx, "data save", CLIParserInit(&ctx, "data save",
"Save trace from graph window , i.e. the GraphBuffer\n" "Save signal trace from graph window , i.e. the GraphBuffer\n"
"This is a text file with number -127 to 127. With the option `w` you can save it as wave file\n" "This is a text file with number -127 to 127. With the option `w` you can save it as wave file\n"
"Filename should be without file extension", "Filename should be without file extension",
"data save -f myfilename -> save graph buffer to file\n" "data save -f myfilename -> save graph buffer to file\n"
@ -2256,9 +2256,13 @@ int CmdSave(const char *Cmd) {
char filename[FILE_PATH_SIZE] = {0}; char filename[FILE_PATH_SIZE] = {0};
// CLIGetStrWithReturn(ctx, 2, (uint8_t *)filename, &fnlen); // CLIGetStrWithReturn(ctx, 2, (uint8_t *)filename, &fnlen);
CLIParamStrToBuf(arg_get_str(ctx, 2), (uint8_t *)filename, FILE_PATH_SIZE, &fnlen); CLIParamStrToBuf(arg_get_str(ctx, 2), (uint8_t *)filename, FILE_PATH_SIZE, &fnlen);
CLIParserFree(ctx); CLIParserFree(ctx);
if (g_GraphTraceLen == 0) {
PrintAndLogEx(WARNING, "Graphbuffer is empty, nothing to save");
return PM3_SUCCESS;
}
if (as_wave) if (as_wave)
return saveFileWAVE(filename, g_GraphBuffer, g_GraphTraceLen); return saveFileWAVE(filename, g_GraphBuffer, g_GraphTraceLen);
else else