static h_err* init_from_dir(h_section* section, char* path, char* spath, int depth)
{
section->posts = NULL;
section->numposts = 0;
section->drafts = NULL;
section->numdrafts = 0;
section->subs = NULL;
section->numsubs = 0;
struct dirent** namelist;
int n;
n = scandir(path, &namelist, 0, alphasort);
if (n == -1)
return h_err_from_errno(errno, path);
//Loop through directory, adding posts and sub sections
while (n--)
{
struct dirent* ent = namelist[n];
//Skip hidden entries,
//or entries starting with _
if (ent->d_name[0] == '.')
continue;
if (ent->d_name[0] == '_')
continue;
//If entry is a file, add it to either posts or drafts
if (ent->d_type == DT_REG)
{
h_post* post = malloc(sizeof(h_post));
if (post == NULL)
return h_err_create(H_ERR_ALLOC, NULL);
char* p = h_util_path_join(path, ent->d_name);
if (p == NULL)
return h_err_create(H_ERR_ALLOC, NULL);
h_err* err = NULL;
err = h_post_init_from_file(post, p, spath, depth + 1);
if (err)
return err;
free(p);
if (post->isdraft)
err = h_section_add_draft(section, post);
else
err = h_section_add_post(section, post);
if (err)
return err;
}
//If it's a directory, it's a section and should be added to subs
else if (ent->d_type == DT_DIR)
{
h_section* sub = malloc(sizeof(h_section));
if (sub == NULL)
return h_err_create(H_ERR_ALLOC, NULL);
char* p = h_util_path_join(path, ent->d_name);
if (p == NULL)
return h_err_create(H_ERR_ALLOC, NULL);
char* sp = h_util_path_join(spath, ent->d_name + 6);
if (sp == NULL)
return h_err_create(H_ERR_ALLOC, NULL);
if (sp[0] == '/')
sp = sp + 1;
h_err* err = NULL;
err = init_from_dir(sub, p, sp, depth + 1);
if (err)
return err;
err = h_section_add_sub(section, sub);
free(p);
if (err)
return err;
}
free(namelist[n]);
}
//Both posts and subs are reversed now, as posts should be reversed;
//we have to reverse the subs again though, as they shouldn't be reversed.
reverse_subs(section);
free(namelist);
//Get a section's slug from the path
int lastslash = 0;
int length = strlen(path);
int i;
for (i = 0; i < length; ++i)
{
if (path[i] == '/')
lastslash = i;
}
int chars = length - lastslash - 6;
if (chars <= 0) {
section->slug = NULL;
section->title = NULL;
return NULL;
}
section->path = spath;
section->depth = depth;
section->slug = malloc(chars * sizeof(char));
if (section->slug == NULL)
return h_err_create(H_ERR_ALLOC, NULL);
memcpy(section->slug, path + lastslash + 1 + 6, chars * sizeof(char));
section->slug[chars - 1] = '\0';
//Make a title from the slug
length = chars;
section->title = malloc(length * sizeof(char));
memcpy(section->title, section->slug, (length - 1) * sizeof(char));
for (i = 0; i < length - 1; ++i)
{
char c = section->title[i];
if (c == '-' || c == '_')
section->title[i] = ' ';
}
section->title[length - 1] = '\0';
return NULL;
}
void
guid_init(void)
{
size_t bytes = 0;
ENTER("");
/* Not needed; taken care of on first malloc.
* guid_memchunk_init(); */
md5_init_ctx(&guid_context);
/* entropy pool
* FIXME /dev/urandom doesn't exist on Windows. We should
* use the Windows native CryptGenRandom or RtlGenRandom
* functions. See
* http://en.wikipedia.org/wiki/CryptGenRandom */
bytes += init_from_file ("/dev/urandom", 512);
/* files
* FIXME none of these directories make sense on
* Windows. We should figure out some proper
* alternatives there. */
{
const char * files[] =
{
"/etc/passwd",
"/proc/loadavg",
"/proc/meminfo",
"/proc/net/dev",
"/proc/rtc",
"/proc/self/environ",
"/proc/self/stat",
"/proc/stat",
"/proc/uptime",
NULL
};
int i;
for (i = 0; files[i] != NULL; i++)
bytes += init_from_file(files[i], BLOCKSIZE);
}
/* directories
* Note: P_tmpdir is set to "\" by mingw (Windows) This seems to
* trigger unwanted network access attempts (see bug #521817).
* So on Windows we explicitly set the temporary directory.
* FIXME other than "c:/temp" none of these directories make sense on
* Windows. We should figure out some proper
* alternatives there. */
{
const char * dirname;
const char * dirs[] =
{
"/proc",
#ifndef G_OS_WIN32
P_tmpdir,
#else
"c:/temp",
#endif
"/var/lock",
"/var/log",
"/var/mail",
"/var/spool/mail",
"/var/run",
NULL
};
int i;
for (i = 0; dirs[i] != NULL; i++)
bytes += init_from_dir(dirs[i], 32);
dirname = g_get_home_dir();
if (dirname != NULL)
bytes += init_from_dir(dirname, 32);
}
/* process and parent ids */
{
#ifdef HAVE_UNISTD_H
pid_t pid;
pid = getpid();
md5_process_bytes(&pid, sizeof(pid), &guid_context);
bytes += sizeof(pid);
#ifdef HAVE_GETPPID
pid = getppid();
md5_process_bytes(&pid, sizeof(pid), &guid_context);
bytes += sizeof(pid);
#endif
#endif
}
/* user info */
{
#ifdef HAVE_GETUID
uid_t uid;
gid_t gid;
char *s;
s = getlogin();
if (s != NULL)
{
md5_process_bytes(s, strlen(s), &guid_context);
bytes += strlen(s);
}
uid = getuid();
md5_process_bytes(&uid, sizeof(uid), &guid_context);
bytes += sizeof(uid);
gid = getgid();
md5_process_bytes(&gid, sizeof(gid), &guid_context);
bytes += sizeof(gid);
#endif
}
/* host info */
{
#ifdef HAVE_GETHOSTNAME
char string[1024];
memset(string, 0, sizeof(string));
gethostname(string, sizeof(string));
md5_process_bytes(string, sizeof(string), &guid_context);
bytes += sizeof(string);
#endif
}
/* plain old random */
{
int n, i;
srand((unsigned int) gnc_time (NULL));
for (i = 0; i < 32; i++)
{
n = rand();
md5_process_bytes(&n, sizeof(n), &guid_context);
bytes += sizeof(n);
}
}
/* time in secs and clock ticks */
bytes += init_from_time();
PINFO ("got %" G_GUINT64_FORMAT " bytes", (guint64) bytes);
if (bytes < THRESHOLD)
PWARN("only got %" G_GUINT64_FORMAT " bytes.\n"
"The identifiers might not be very random.\n",
(guint64)bytes);
guid_initialized = TRUE;
LEAVE();
}
h_err* h_section_init_from_dir(h_section* section, char* path)
{
return init_from_dir(section, path, "", 0);
}
