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device: check if it's a compressed file -> extract real extension

This commit is contained in:
Gwenhael Goavec-Merou 2021-11-26 07:35:03 +01:00
parent 6a4c003b89
commit 49b6bc6ce3
1 changed files with 25 additions and 3 deletions
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28
src/device.cpp
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@ -17,10 +17,32 @@ Device::Device(Jtag *jtag, string filename, const string &file_type,
_mode(NONE_MODE), _verify(verify), _verbose(verbose > 0), _mode(NONE_MODE), _verify(verify), _verbose(verbose > 0),
_quiet(verbose < 0) _quiet(verbose < 0)
{ {
if (!file_type.empty()) /* extension overwritten by user */
if (!file_type.empty()) {
_file_extension = file_type; _file_extension = file_type;
else if (!filename.empty() && (filename.find_last_of(".")) == string::npos) /* check if extension and some specific type */
_file_extension = "raw"; } else if (!filename.empty()) {
size_t offset = filename.find_last_of(".");
/* no extension => consider raw */
if (offset == string::npos) {
_file_extension = "raw";
/* compressed file ? */
} else if (_file_extension.substr(0, 2) == "gz") {
size_t offset2 = filename.find_last_of(".", offset - 1);
/* no more extension -> error */
if (offset2 == string::npos) {
char mess[256];
snprintf(mess, sizeof(mess), "\nfile %s is compressed\n"
"but can't determine real type\n"
"please add correct extension or use --file-type",
filename.c_str());
throw std::runtime_error(mess);
} else { /* extract sub extension */
_file_extension = _filename.substr(offset2 + 1,
offset - offset2 - 1);
}
}
}
_jtag = jtag; _jtag = jtag;
if (verbose > 0) if (verbose > 0)