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RTC: Use srs_string_dumps_hex to dump some bytes when error

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This commit is contained in:
winlin 2020-08-05 16:23:31 +08:00
parent fc10e98f1c
commit 77b6151857
5 changed files with 83 additions and 32 deletions
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58
trunk/src/app/srs_app_utility.cpp
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@ -1281,37 +1281,51 @@ void srs_api_dump_summaries(SrsJsonObject* obj)
sys->set("conn_srs", SrsJsonAny::integer(nrs->nb_conn_srs));
}
string srs_string_dumps_hex(const std::string& str, const int& limit)
string srs_string_dumps_hex(const std::string& str)
{
return srs_string_dumps_hex(str.c_str(), str.size(), limit);
return srs_string_dumps_hex(str.c_str(), str.size());
}
string srs_string_dumps_hex(const char* buf, const int length, const int& limit)
string srs_string_dumps_hex(const char* str, int length)
{
string ret;
return srs_string_dumps_hex(str, length, INT_MAX);
}
char tmp_buf[1024*16];
tmp_buf[0] = '\n';
int len = 1;
for (int i = 0; i < length && i < limit; ++i) {
int nb = snprintf(tmp_buf + len, sizeof(tmp_buf) - len - 2, "%02X ", (uint8_t)buf[i]);
if (nb <= 0)
string srs_string_dumps_hex(const char* str, int length, int limit)
{
return srs_string_dumps_hex(str, length, limit, ' ', 128, '\n');
}
string srs_string_dumps_hex(const char* str, int length, int limit, char seperator, int line_limit, char newline)
{
const int LIMIT = 1024*16;
static char buf[LIMIT];
int len = 0;
for (int i = 0; i < length && i < limit && i < LIMIT; ++i) {
int nb = snprintf(buf + len, LIMIT - len, "%02x", (uint8_t)str[i]);
if (nb < 0 || nb > LIMIT - len) {
break;
}
len += nb;
len += nb;
// Only append seperator and newline when not last byte.
if (i < length - 1 && i < limit - 1 && i < LIMIT - 1) {
if (seperator && len < LIMIT) {
buf[len++] = seperator;
}
if (i % 48 == 47) {
tmp_buf[len++] = '\n';
ret.append(tmp_buf, len);
len = 0;
}
}
tmp_buf[len] = '\0';
ret.append(tmp_buf, len);
return ret;
if (newline && line_limit && i > 0 && ((i + 1) % line_limit) == 0 && len < LIMIT) {
buf[len++] = newline;
}
}
}
// Empty string.
if (len <= 0) {
return "";
}
return string(buf, len);
}
string srs_getenv(string key)