diff options
Diffstat (limited to 'src/mm-modem-helpers.c')
| -rw-r--r-- | src/mm-modem-helpers.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/src/mm-modem-helpers.c b/src/mm-modem-helpers.c index 6e76f461..11950da1 100644 --- a/src/mm-modem-helpers.c +++ b/src/mm-modem-helpers.c @@ -15,6 +15,7 @@ */ #include <config.h> +#include <ctype.h> #include <glib.h> #include <string.h> #include <ctype.h> @@ -803,3 +804,67 @@ mm_gsm_string_to_access_tech (const char *string) return MM_MODEM_GSM_ACCESS_TECH_UNKNOWN; } +/*************************************************************************/ + +char * +mm_create_device_identifier (const char *vid, + const char *pid, + const char *ati, + const char *ati1, + const char *gsn, + const char *revision, + const char *model, + const char *manf, + gboolean debug) +{ + GString *devid; + GChecksum *sum; + char *p, *ret = NULL, *j = NULL, *dbg = NULL; + + /* Build up the device identifier */ + devid = g_string_sized_new (50); + if (ati) + g_string_append (devid, ati); + if (ati1) { + /* Only append "ATI1" if it's differnet than "ATI" */ + if (!ati || (strcmp (ati, ati1) != 0)) + g_string_append (devid, ati1); + } + if (gsn) + g_string_append (devid, gsn); + if (revision) + g_string_append (devid, revision); + if (model) + g_string_append (devid, model); + if (manf) + g_string_append (devid, manf); + + if (!strlen (devid->str)) + return NULL; + + p = devid->str; + if (debug) + j = dbg = g_malloc0 (strlen (devid->str) + 1); + + sum = g_checksum_new (G_CHECKSUM_SHA1); + while (*p) { + /* Strip spaces and linebreaks */ + if (!isblank (*p) && !isspace (*p) && isascii (*p)) { + g_checksum_update (sum, (const guchar *) p, 1); + if (dbg) + *j++ = *p; + } + p++; + } + ret = g_strdup (g_checksum_get_string (sum)); + g_checksum_free (sum); + + if (dbg) { + g_debug ("Device ID source '%s'", dbg); + g_debug ("Device ID '%s'", ret); + g_free (dbg); + } + + return ret; +} + |