diff options
| -rw-r--r-- | src/authdb.c | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/src/authdb.c b/src/authdb.c index a329d8b..c9a5dd3 100644 --- a/src/authdb.c +++ b/src/authdb.c @@ -8,12 +8,15 @@ #include <ctype.h> #include <time.h> #include <grp.h> +#include <errno.h> +#include <string.h> #include "config.h" #include "authdb.h" #include "filterdb.h" #include "addr.h" #include "blob.h" +#include "reporting.h" #define ALIGN(s,a) (((s) + a - 1) & ~(a - 1)) @@ -38,17 +41,22 @@ static struct authdb_map_entry *authdb_me_open(sockaddr_any *addr, int create) oflag |= O_CREAT; fd = shm_open(name, oflag, 0660); - if (fd < 0) + if (fd < 0) { + report_error("Couldn't create shared memory object. Error: %s\n", strerror(errno)); return NULL; + } if (ftruncate(fd, AUTHDB_SHM_SIZE) < 0) { close(fd); + report_error("Couldn't truncate shared memory object. Error: %s\n", strerror(errno)); return NULL; } getgrnam_r("squark", &grp, buf, sizeof(buf), &res); if (res != NULL) { - fchown(fd, -1, res->gr_gid); + if (fchown(fd, -1, res->gr_gid) < 0) + report_error("Couldn't set group ownership of shared memory object. Error: %s\n", + strerror(errno)); fchmod(fd, 0660); } @@ -56,12 +64,17 @@ static struct authdb_map_entry *authdb_me_open(sockaddr_any *addr, int create) PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0); close(fd); - if (base == MAP_FAILED) + if (base == MAP_FAILED) { + report_error("Couldn't map shared memory object into address space. Error: %s\n", + strerror(errno)); return NULL; + } me = malloc(sizeof(*me)); if (me == NULL) { munmap(base, AUTHDB_SHM_SIZE); + report_error("Couldn't allocate memory for authentication database entry. Error: %s\n", + strerror(errno)); return NULL; } |