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authorLennart Poettering <lennart@poettering.net>2007-10-28 19:13:50 +0000
committerLennart Poettering <lennart@poettering.net>2007-10-28 19:13:50 +0000
commita67c21f093202f142438689d3f7cfbdf4ea82eea (patch)
tree5c3295037f033904bc11ab8b3adae5b7331101e9 /src/pulsecore/authkey.c
parent6687dd013169fd8436aa1b45ccdacff074a40d05 (diff)
merge 'lennart' branch back into trunk.
git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@1971 fefdeb5f-60dc-0310-8127-8f9354f1896f
Diffstat (limited to 'src/pulsecore/authkey.c')
-rw-r--r--src/pulsecore/authkey.c80
1 files changed, 53 insertions, 27 deletions
diff --git a/src/pulsecore/authkey.c b/src/pulsecore/authkey.c
index a6150d0e..80bc8576 100644
--- a/src/pulsecore/authkey.c
+++ b/src/pulsecore/authkey.c
@@ -26,7 +26,6 @@
#include <config.h>
#endif
-#include <assert.h>
#include <unistd.h>
#include <fcntl.h>
#include <string.h>
@@ -43,21 +42,25 @@
#include <pulsecore/core-util.h>
#include <pulsecore/log.h>
#include <pulsecore/random.h>
+#include <pulsecore/macro.h>
#include "authkey.h"
/* Generate a new authorization key, store it in file fd and return it in *data */
static int generate(int fd, void *ret_data, size_t length) {
ssize_t r;
- assert(fd >= 0 && ret_data && length);
+
+ pa_assert(fd >= 0);
+ pa_assert(ret_data);
+ pa_assert(length > 0);
pa_random(ret_data, length);
lseek(fd, 0, SEEK_SET);
- ftruncate(fd, 0);
+ (void) ftruncate(fd, 0);
if ((r = pa_loop_write(fd, ret_data, length, NULL)) < 0 || (size_t) r != length) {
- pa_log("failed to write cookie file: %s", pa_cstrerror(errno));
+ pa_log("Failed to write cookie file: %s", pa_cstrerror(errno));
return -1;
}
@@ -68,6 +71,10 @@ static int generate(int fd, void *ret_data, size_t length) {
#define O_BINARY 0
#endif
+#ifndef O_NOCTTY
+#define O_NOCTTY 0
+#endif
+
/* Load an euthorization cookie from file fn and store it in data. If
* the cookie file doesn't exist, create it */
static int load(const char *fn, void *data, size_t length) {
@@ -75,11 +82,15 @@ static int load(const char *fn, void *data, size_t length) {
int writable = 1;
int unlock = 0, ret = -1;
ssize_t r;
- assert(fn && data && length);
- if ((fd = open(fn, O_RDWR|O_CREAT|O_BINARY, S_IRUSR|S_IWUSR)) < 0) {
- if (errno != EACCES || (fd = open(fn, O_RDONLY|O_BINARY)) < 0) {
- pa_log("failed to open cookie file '%s': %s", fn, pa_cstrerror(errno));
+ pa_assert(fn);
+ pa_assert(data);
+ pa_assert(length > 0);
+
+ if ((fd = open(fn, O_RDWR|O_CREAT|O_BINARY|O_NOCTTY, S_IRUSR|S_IWUSR)) < 0) {
+
+ if (errno != EACCES || (fd = open(fn, O_RDONLY|O_BINARY|O_NOCTTY)) < 0) {
+ pa_log("Failed to open cookie file '%s': %s", fn, pa_cstrerror(errno));
goto finish;
} else
writable = 0;
@@ -88,15 +99,15 @@ static int load(const char *fn, void *data, size_t length) {
unlock = pa_lock_fd(fd, 1) >= 0;
if ((r = pa_loop_read(fd, data, length, NULL)) < 0) {
- pa_log("failed to read cookie file '%s': %s", fn, pa_cstrerror(errno));
+ pa_log("Failed to read cookie file '%s': %s", fn, pa_cstrerror(errno));
goto finish;
}
if ((size_t) r != length) {
- pa_log_debug("got %d bytes from cookie file '%s', expected %d", (int)r, fn, (int)length);
+ pa_log_debug("Got %d bytes from cookie file '%s', expected %d", (int) r, fn, (int) length);
if (!writable) {
- pa_log("unable to write cookie to read only file");
+ pa_log("Unable to write cookie to read only file");
goto finish;
}
@@ -113,7 +124,10 @@ finish:
if (unlock)
pa_lock_fd(fd, 0);
- close(fd);
+ if (pa_close(fd) < 0) {
+ pa_log_warn("Failed to close cookie file: %s", pa_cstrerror(errno));
+ ret = -1;
+ }
}
return ret;
@@ -123,13 +137,12 @@ finish:
int pa_authkey_load(const char *path, void *data, size_t length) {
int ret;
- assert(path && data && length);
+ pa_assert(path);
+ pa_assert(data);
+ pa_assert(length > 0);
- ret = load(path, data, length);
-
- if (ret < 0)
- pa_log("Failed to load authorization key '%s': %s", path,
- (ret == -1) ? pa_cstrerror(errno) : "file corrupt");
+ if ((ret = load(path, data, length)) < 0)
+ pa_log("Failed to load authorization key '%s': %s", path, (ret < 0) ? pa_cstrerror(errno) : "File corrupt");
return ret;
}
@@ -137,7 +150,10 @@ int pa_authkey_load(const char *path, void *data, size_t length) {
/* If the specified file path starts with / return it, otherwise
* return path prepended with home directory */
static const char *normalize_path(const char *fn, char *s, size_t l) {
- assert(fn && s && l > 0);
+
+ pa_assert(fn);
+ pa_assert(s);
+ pa_assert(l > 0);
#ifndef OS_IS_WIN32
if (fn[0] != '/') {
@@ -145,13 +161,14 @@ static const char *normalize_path(const char *fn, char *s, size_t l) {
if (strlen(fn) < 3 || !isalpha(fn[0]) || fn[1] != ':' || fn[2] != '\\') {
#endif
char homedir[PATH_MAX];
+
if (!pa_get_home_dir(homedir, sizeof(homedir)))
return NULL;
#ifndef OS_IS_WIN32
- snprintf(s, l, "%s/%s", homedir, fn);
+ pa_snprintf(s, l, "%s/%s", homedir, fn);
#else
- snprintf(s, l, "%s\\%s", homedir, fn);
+ pa_snprintf(s, l, "%s\\%s", homedir, fn);
#endif
return s;
}
@@ -164,7 +181,10 @@ static const char *normalize_path(const char *fn, char *s, size_t l) {
int pa_authkey_load_auto(const char *fn, void *data, size_t length) {
char path[PATH_MAX];
const char *p;
- assert(fn && data && length);
+
+ pa_assert(fn);
+ pa_assert(data);
+ pa_assert(length > 0);
if (!(p = normalize_path(fn, path, sizeof(path))))
return -2;
@@ -179,20 +199,23 @@ int pa_authkey_save(const char *fn, const void *data, size_t length) {
ssize_t r;
char path[PATH_MAX];
const char *p;
- assert(fn && data && length);
+
+ pa_assert(fn);
+ pa_assert(data);
+ pa_assert(length > 0);
if (!(p = normalize_path(fn, path, sizeof(path))))
return -2;
- if ((fd = open(p, O_RDWR|O_CREAT, S_IRUSR|S_IWUSR)) < 0) {
- pa_log("failed to open cookie file '%s': %s", fn, pa_cstrerror(errno));
+ if ((fd = open(p, O_RDWR|O_CREAT|O_NOCTTY, S_IRUSR|S_IWUSR)) < 0) {
+ pa_log("Failed to open cookie file '%s': %s", fn, pa_cstrerror(errno));
goto finish;
}
unlock = pa_lock_fd(fd, 1) >= 0;
if ((r = pa_loop_write(fd, data, length, NULL)) < 0 || (size_t) r != length) {
- pa_log("failed to read cookie file '%s': %s", fn, pa_cstrerror(errno));
+ pa_log("Failed to read cookie file '%s': %s", fn, pa_cstrerror(errno));
goto finish;
}
@@ -205,7 +228,10 @@ finish:
if (unlock)
pa_lock_fd(fd, 0);
- close(fd);
+ if (pa_close(fd) < 0) {
+ pa_log_warn("Failed to close cookie file: %s", pa_cstrerror(errno));
+ ret = -1;
+ }
}
return ret;