mirror of
https://github.com/tstack/lnav.git
synced 2024-09-11 13:05:51 +03:00
141 lines
2.6 KiB
C++
141 lines
2.6 KiB
C++
|
|
||
|
#include "config.h"
|
||
|
|
||
|
#include <stdio.h>
|
||
|
#include <stdlib.h>
|
||
|
#include <assert.h>
|
||
|
#include <sys/types.h>
|
||
|
#include <sys/stat.h>
|
||
|
#include <unistd.h>
|
||
|
#include <string.h>
|
||
|
|
||
|
#include <openssl/sha.h>
|
||
|
|
||
|
#include <map>
|
||
|
#include <list>
|
||
|
#include <vector>
|
||
|
#include <algorithm>
|
||
|
|
||
|
#include "pcrepp.hh"
|
||
|
#include "logfile.hh"
|
||
|
|
||
|
using namespace std;
|
||
|
|
||
|
string in[] = {
|
||
|
"eth0 up",
|
||
|
"eth0 down",
|
||
|
""
|
||
|
};
|
||
|
|
||
|
class sequence_source {
|
||
|
public:
|
||
|
virtual ~sequence_source() { };
|
||
|
|
||
|
virtual bool sequence_value_for_field(int line,
|
||
|
int col,
|
||
|
std::string &value_out) = 0;
|
||
|
};
|
||
|
|
||
|
template<size_t BYTE_COUNT>
|
||
|
class byte_array {
|
||
|
public:
|
||
|
|
||
|
bool operator<(const byte_array &other) const {
|
||
|
return memcmp(this->ba_data, other.ba_data, BYTE_COUNT) < 0;
|
||
|
};
|
||
|
|
||
|
unsigned char ba_data[BYTE_COUNT];
|
||
|
};
|
||
|
|
||
|
class sequence_matcher {
|
||
|
public:
|
||
|
typedef std::vector<string> field_row_t;
|
||
|
typedef std::list<field_row_t> field_col_t;
|
||
|
|
||
|
enum field_type_t {
|
||
|
FT_VARIABLE,
|
||
|
FT_CONSTANT,
|
||
|
};
|
||
|
|
||
|
class state<T> {
|
||
|
public:
|
||
|
std::vector<T> sms_line;
|
||
|
|
||
|
byte_array<20> sms_id;
|
||
|
};
|
||
|
|
||
|
class field {
|
||
|
|
||
|
public:
|
||
|
field() : sf_type(FT_VARIABLE) { };
|
||
|
|
||
|
field_type_t sf_type;
|
||
|
field_col_t sf_value;
|
||
|
};
|
||
|
|
||
|
sequence_matcher(field_col_t example) {
|
||
|
for (field_col_t::iterator col_iter = example.begin();
|
||
|
col_iter != example.end();
|
||
|
++col_iter) {
|
||
|
std::string first_value;
|
||
|
|
||
|
for (field_row_t::iterator row_iter = (*col_iter).begin();
|
||
|
row_iter != (*col_iter).end();
|
||
|
++row_iter) {
|
||
|
if (row_iter == (*col_iter).begin()) {
|
||
|
first_value = *row_iter;
|
||
|
}
|
||
|
else if (first_value != *row_iter) {
|
||
|
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
};
|
||
|
|
||
|
|
||
|
};
|
||
|
|
||
|
int main(int argc, char *argv[])
|
||
|
{
|
||
|
int c, retval = EXIT_SUCCESS;
|
||
|
|
||
|
pcre_context_static<20> *captures = new pcre_context_static<20>[2];
|
||
|
long cols = 0;
|
||
|
|
||
|
sequence::field *fields = new sequence::field[2];
|
||
|
|
||
|
pcrepp re("(\\w+) (up|down)");
|
||
|
|
||
|
for (int lpc = 0; in[lpc] != ""; lpc++) {
|
||
|
pcre_input pi(in[lpc]);
|
||
|
bool rc;
|
||
|
|
||
|
rc = re.match(captures[lpc], pi);
|
||
|
cols = max(cols, captures[lpc].end() - captures[lpc].begin());
|
||
|
|
||
|
assert(rc);
|
||
|
}
|
||
|
|
||
|
for (int curr_col = 0; curr_col < cols; curr_col++) {
|
||
|
string first_row;
|
||
|
|
||
|
for (int curr_row = 0; curr_row < 2; curr_row++) {
|
||
|
pcre_input pi(in[curr_row]);
|
||
|
string curr = pi.get_substr(captures[curr_col].begin() + curr_col);
|
||
|
|
||
|
if (curr_row == 0) {
|
||
|
first_row = curr;
|
||
|
}
|
||
|
else if (first_row != curr) {
|
||
|
fields[curr_col].sf_type = sequence::FT_CONSTANT;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
for (int lpc = 0; lpc < cols; lpc++) {
|
||
|
printf("field[%d] = %d\n", lpc, fields[lpc].sf_type);
|
||
|
}
|
||
|
|
||
|
return retval;
|
||
|
}
|