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Null-terminate read data

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This commit is contained in:
sw1tchbl4d3 2021-07-16 00:35:02 +02:00
parent e1147f4c7c
commit a23bb67985
1 changed files with 7 additions and 1 deletions
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8
sessions.h
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@ -18,6 +18,10 @@ int getpstartts(int pid, unsigned long long* startts) {
err(1, "Could not open %s", path); err(1, "Could not open %s", path);
int bytes_read = read(fd, fc, sizeof(fc)); int bytes_read = read(fd, fc, sizeof(fc));
if (bytes_read < 0)
err(1, "Could not read %s", path);
fc[bytes_read] = '\0';
close(fd); close(fd);
if (memchr(ptr, '\0', bytes_read) != NULL) if (memchr(ptr, '\0', bytes_read) != NULL)
@ -123,8 +127,10 @@ int getsession(int pid, unsigned int ts_ttl) {
err(1, "Could not open %s", path); err(1, "Could not open %s", path);
} }
if (read(fd, ts_str, sizeof(ts_str)) < 0) int bytes_read = read(fd, ts_str, sizeof(ts_str));
if (bytes_read < 0)
err(1, "Could not read %s", path); err(1, "Could not read %s", path);
ts_str[bytes_read] = '\0';
startts = strtoull(ts_str, NULL, 10); startts = strtoull(ts_str, NULL, 10);
current = time(NULL); current = time(NULL);