diff --git a/apps/app_adsiprog.c b/apps/app_adsiprog.c
index 04b9000fd29172b2b58c491a287cf28be10c2006..c61f6bf3fb657736a0c78ae8a441c4f1403359d5 100644
--- a/apps/app_adsiprog.c
+++ b/apps/app_adsiprog.c
@@ -1438,11 +1438,11 @@ static int adsi_prog(struct ast_channel *chan, char *script)
 		return -1;
 
 	/* Start an empty ADSI Session */
-	if (adsi_load_session(chan, NULL, 0, 1) < 1) 
+	if (ast_adsi_load_session(chan, NULL, 0, 1) < 1) 
 		return -1;
 
 	/* Now begin the download attempt */
-	if (adsi_begin_download(chan, scr->desc, scr->fdn, scr->sec, scr->ver)) {
+	if (ast_adsi_begin_download(chan, scr->desc, scr->fdn, scr->sec, scr->ver)) {
 		/* User rejected us for some reason */
 		if (option_verbose > 2)
 			ast_verbose(VERBOSE_PREFIX_3 "User rejected download attempt\n");
@@ -1456,7 +1456,7 @@ static int adsi_prog(struct ast_channel *chan, char *script)
 	for (x=0;x<scr->numkeys;x++) {
 		if (bytes + scr->keys[x].retstrlen > 253) {
 			/* Send what we've collected so far */
-			if (adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DOWNLOAD)) {
+			if (ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DOWNLOAD)) {
 				ast_log(LOG_WARNING, "Unable to send chunk ending at %d\n", x);
 				return -1;
 			}
@@ -1469,7 +1469,7 @@ static int adsi_prog(struct ast_channel *chan, char *script)
 #endif
 	}
 	if (bytes) {
-		if (adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DOWNLOAD)) {
+		if (ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DOWNLOAD)) {
 			ast_log(LOG_WARNING, "Unable to send chunk ending at %d\n", x);
 			return -1;
 		}
@@ -1480,7 +1480,7 @@ static int adsi_prog(struct ast_channel *chan, char *script)
 	for (x=0;x<scr->numdisplays;x++) {
 		if (bytes + scr->displays[x].datalen > 253) {
 			/* Send what we've collected so far */
-			if (adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DOWNLOAD)) {
+			if (ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DOWNLOAD)) {
 				ast_log(LOG_WARNING, "Unable to send chunk ending at %d\n", x);
 				return -1;
 			}
@@ -1493,7 +1493,7 @@ static int adsi_prog(struct ast_channel *chan, char *script)
 #endif
 	}
 	if (bytes) {
-		if (adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DOWNLOAD)) {
+		if (ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DOWNLOAD)) {
 			ast_log(LOG_WARNING, "Unable to send chunk ending at %d\n", x);
 			return -1;
 		}
@@ -1504,7 +1504,7 @@ static int adsi_prog(struct ast_channel *chan, char *script)
 	for (x=0;x<scr->numsubs;x++) {
 		if (bytes + scr->subs[x].datalen > 253) {
 			/* Send what we've collected so far */
-			if (adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DOWNLOAD)) {
+			if (ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DOWNLOAD)) {
 				ast_log(LOG_WARNING, "Unable to send chunk ending at %d\n", x);
 				return -1;
 			}
@@ -1517,7 +1517,7 @@ static int adsi_prog(struct ast_channel *chan, char *script)
 #endif
 	}
 	if (bytes) {
-		if (adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DOWNLOAD)) {
+		if (ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DOWNLOAD)) {
 			ast_log(LOG_WARNING, "Unable to send chunk ending at %d\n", x);
 			return -1;
 		}
@@ -1525,11 +1525,11 @@ static int adsi_prog(struct ast_channel *chan, char *script)
 
 
 	bytes = 0;
-	bytes += adsi_display(buf, ADSI_INFO_PAGE, 1, ADSI_JUST_LEFT, 0, "Download complete.", "");
-	bytes += adsi_set_line(buf, ADSI_INFO_PAGE, 1);
-	if (adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY) < 0)
+	bytes += ast_adsi_display(buf, ADSI_INFO_PAGE, 1, ADSI_JUST_LEFT, 0, "Download complete.", "");
+	bytes += ast_adsi_set_line(buf, ADSI_INFO_PAGE, 1);
+	if (ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY) < 0)
 		return -1;
-	if (adsi_end_download(chan)) {
+	if (ast_adsi_end_download(chan)) {
 		/* Download failed for some reason */
 		if (option_verbose > 2)
 			ast_verbose(VERBOSE_PREFIX_3 "Download attempt failed\n");
@@ -1538,7 +1538,7 @@ static int adsi_prog(struct ast_channel *chan, char *script)
 		return -1;
 	}
 	free(scr);
-	adsi_unload_session(chan);
+	ast_adsi_unload_session(chan);
 	return 0;
 }
 
@@ -1552,7 +1552,7 @@ static int adsi_exec(struct ast_channel *chan, void *data)
 	if (ast_strlen_zero(data))
 		data = "asterisk.adsi";
 	
-	if (!adsi_available(chan)) {
+	if (!ast_adsi_available(chan)) {
 		if (option_verbose > 2)
 			ast_verbose(VERBOSE_PREFIX_3 "ADSI Unavailable on CPE.  Not bothering to try.\n");
 	} else {
diff --git a/apps/app_getcpeid.c b/apps/app_getcpeid.c
index 7dbd5f6fd689abdc1cefaf915af2ecee158693cd..f0e39e036738a2d6eb9540f71dfd0f2bc5f4c820 100644
--- a/apps/app_getcpeid.c
+++ b/apps/app_getcpeid.c
@@ -60,7 +60,7 @@ static int cpeid_setstatus(struct ast_channel *chan, char *stuff[], int voice)
 	for (x=0;x<4;x++)
 		tmp[x] = stuff[x];
 	tmp[4] = NULL;
-	return adsi_print(chan, tmp, justify, voice);
+	return ast_adsi_print(chan, tmp, justify, voice);
 }
 
 static int cpeid_exec(struct ast_channel *chan, void *idata)
@@ -83,10 +83,10 @@ static int cpeid_exec(struct ast_channel *chan, void *idata)
 	strncpy(stuff[0], "** CPE Info **", sizeof(data[0]) - 1);
 	strncpy(stuff[1], "Identifying CPE...", sizeof(data[1]) - 1);
 	strncpy(stuff[2], "Please wait...", sizeof(data[2]) - 1);
-	res = adsi_load_session(chan, NULL, 0, 1);
+	res = ast_adsi_load_session(chan, NULL, 0, 1);
 	if (res > 0) {
 		cpeid_setstatus(chan, stuff, 0);
-		res = adsi_get_cpeid(chan, cpeid, 0);
+		res = ast_adsi_get_cpeid(chan, cpeid, 0);
 		if (res > 0) {
 			gotcpeid = 1;
 			if (option_verbose > 2)
@@ -96,7 +96,7 @@ static int cpeid_exec(struct ast_channel *chan, void *idata)
 			strncpy(stuff[1], "Measuring CPE...", sizeof(data[1]) - 1);
 			strncpy(stuff[2], "Please wait...", sizeof(data[2]) - 1);
 			cpeid_setstatus(chan, stuff, 0);
-			res = adsi_get_cpeinfo(chan, &width, &height, &buttons, 0);
+			res = ast_adsi_get_cpeinfo(chan, &width, &height, &buttons, 0);
 			if (res > -1) {
 				if (option_verbose > 2)
 					ast_verbose(VERBOSE_PREFIX_3 "CPE has %d lines, %d columns, and %d buttons on '%s'\n", height, width, buttons, chan->name);
@@ -123,7 +123,7 @@ static int cpeid_exec(struct ast_channel *chan, void *idata)
 					break;
 				}
 			}
-			adsi_unload_session(chan);
+			ast_adsi_unload_session(chan);
 		}
 	}
 	ast_module_user_remove(u);
diff --git a/apps/app_voicemail.c b/apps/app_voicemail.c
index 99e51f23b6eaef383eb8f0b9bdb84362eddd3445..277f77e2fa7f87c5b090f27075e98848a9b7d51c 100644
--- a/apps/app_voicemail.c
+++ b/apps/app_voicemail.c
@@ -3143,8 +3143,8 @@ static int save_to_folder(struct ast_vm_user *vmu, struct vm_state *vms, int msg
 static int adsi_logo(unsigned char *buf)
 {
 	int bytes = 0;
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 1, ADSI_JUST_CENT, 0, "Comedian Mail", "");
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 2, ADSI_JUST_CENT, 0, "(C)2002 LSS, Inc.", "");
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 1, ADSI_JUST_CENT, 0, "Comedian Mail", "");
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 2, ADSI_JUST_CENT, 0, "(C)2002 LSS, Inc.", "");
 	return bytes;
 }
 
@@ -3156,133 +3156,133 @@ static int adsi_load_vmail(struct ast_channel *chan, int *useadsi)
 	char num[5];
 
 	*useadsi = 0;
-	bytes += adsi_data_mode(buf + bytes);
-	adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
+	bytes += ast_adsi_data_mode(buf + bytes);
+	ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
 
 	bytes = 0;
 	bytes += adsi_logo(buf);
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_CENT, 0, "Downloading Scripts", "");
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_CENT, 0, "Downloading Scripts", "");
 #ifdef DISPLAY
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_LEFT, 0, "   .", "");
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_LEFT, 0, "   .", "");
 #endif
-	bytes += adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
-	bytes += adsi_data_mode(buf + bytes);
-	adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
+	bytes += ast_adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
+	bytes += ast_adsi_data_mode(buf + bytes);
+	ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
 
-	if (adsi_begin_download(chan, addesc, adsifdn, adsisec, adsiver)) {
+	if (ast_adsi_begin_download(chan, addesc, adsifdn, adsisec, adsiver)) {
 		bytes = 0;
-		bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_CENT, 0, "Load Cancelled.", "");
-		bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_CENT, 0, "ADSI Unavailable", "");
-		bytes += adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
-		bytes += adsi_voice_mode(buf + bytes, 0);
-		adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
+		bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_CENT, 0, "Load Cancelled.", "");
+		bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_CENT, 0, "ADSI Unavailable", "");
+		bytes += ast_adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
+		bytes += ast_adsi_voice_mode(buf + bytes, 0);
+		ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
 		return 0;
 	}
 
 #ifdef DISPLAY
 	/* Add a dot */
 	bytes = 0;
-	bytes += adsi_logo(buf);
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_CENT, 0, "Downloading Scripts", "");
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_LEFT, 0, "   ..", "");
-	bytes += adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
-	adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
+	bytes += ast_adsi_logo(buf);
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_CENT, 0, "Downloading Scripts", "");
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_LEFT, 0, "   ..", "");
+	bytes += ast_adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
+	ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
 #endif
 	bytes = 0;
-	bytes += adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 0, "Listen", "Listen", "1", 1);
-	bytes += adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 1, "Folder", "Folder", "2", 1);
-	bytes += adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 2, "Advanced", "Advnced", "3", 1);
-	bytes += adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 3, "Options", "Options", "0", 1);
-	bytes += adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 4, "Help", "Help", "*", 1);
-	bytes += adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 5, "Exit", "Exit", "#", 1);
-	adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DOWNLOAD);
+	bytes += ast_adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 0, "Listen", "Listen", "1", 1);
+	bytes += ast_adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 1, "Folder", "Folder", "2", 1);
+	bytes += ast_adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 2, "Advanced", "Advnced", "3", 1);
+	bytes += ast_adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 3, "Options", "Options", "0", 1);
+	bytes += ast_adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 4, "Help", "Help", "*", 1);
+	bytes += ast_adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 5, "Exit", "Exit", "#", 1);
+	ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DOWNLOAD);
 
 #ifdef DISPLAY
 	/* Add another dot */
 	bytes = 0;
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_LEFT, 0, "   ...", "");
-	bytes += adsi_voice_mode(buf + bytes, 0);
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_LEFT, 0, "   ...", "");
+	bytes += ast_adsi_voice_mode(buf + bytes, 0);
 
-	bytes += adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
-	adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
+	bytes += ast_adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
+	ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
 #endif
 
 	bytes = 0;
 	/* These buttons we load but don't use yet */
-	bytes += adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 6, "Previous", "Prev", "4", 1);
-	bytes += adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 8, "Repeat", "Repeat", "5", 1);
-	bytes += adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 7, "Delete", "Delete", "7", 1);
-	bytes += adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 9, "Next", "Next", "6", 1);
-	bytes += adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 10, "Save", "Save", "9", 1);
-	bytes += adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 11, "Undelete", "Restore", "7", 1);
-	adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DOWNLOAD);
+	bytes += ast_adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 6, "Previous", "Prev", "4", 1);
+	bytes += ast_adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 8, "Repeat", "Repeat", "5", 1);
+	bytes += ast_adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 7, "Delete", "Delete", "7", 1);
+	bytes += ast_adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 9, "Next", "Next", "6", 1);
+	bytes += ast_adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 10, "Save", "Save", "9", 1);
+	bytes += ast_adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 11, "Undelete", "Restore", "7", 1);
+	ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DOWNLOAD);
 
 #ifdef DISPLAY
 	/* Add another dot */
 	bytes = 0;
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_LEFT, 0, "   ....", "");
-	bytes += adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
-	adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_LEFT, 0, "   ....", "");
+	bytes += ast_adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
+	ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
 #endif
 
 	bytes = 0;
 	for (x=0;x<5;x++) {
 		snprintf(num, sizeof(num), "%d", x);
-		bytes += adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 12 + x, mbox(x), mbox(x), num, 1);
+		bytes += ast_adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 12 + x, mbox(x), mbox(x), num, 1);
 	}
-	bytes += adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 12 + 5, "Cancel", "Cancel", "#", 1);
-	adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DOWNLOAD);
+	bytes += ast_adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 12 + 5, "Cancel", "Cancel", "#", 1);
+	ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DOWNLOAD);
 
 #ifdef DISPLAY
 	/* Add another dot */
 	bytes = 0;
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_LEFT, 0, "   .....", "");
-	bytes += adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
-	adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_LEFT, 0, "   .....", "");
+	bytes += ast_adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
+	ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
 #endif
 
-	if (adsi_end_download(chan)) {
+	if (ast_adsi_end_download(chan)) {
 		bytes = 0;
-		bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_CENT, 0, "Download Unsuccessful.", "");
-		bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_CENT, 0, "ADSI Unavailable", "");
-		bytes += adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
-		bytes += adsi_voice_mode(buf + bytes, 0);
-		adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
+		bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_CENT, 0, "Download Unsuccessful.", "");
+		bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_CENT, 0, "ADSI Unavailable", "");
+		bytes += ast_adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
+		bytes += ast_adsi_voice_mode(buf + bytes, 0);
+		ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
 		return 0;
 	}
 	bytes = 0;
-	bytes += adsi_download_disconnect(buf + bytes);
-	bytes += adsi_voice_mode(buf + bytes, 0);
-	adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DOWNLOAD);
+	bytes += ast_adsi_download_disconnect(buf + bytes);
+	bytes += ast_adsi_voice_mode(buf + bytes, 0);
+	ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DOWNLOAD);
 
 	ast_log(LOG_DEBUG, "Done downloading scripts...\n");
 
 #ifdef DISPLAY
 	/* Add last dot */
 	bytes = 0;
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_CENT, 0, "   ......", "");
-	bytes += adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_CENT, 0, "   ......", "");
+	bytes += ast_adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
 #endif
 	ast_log(LOG_DEBUG, "Restarting session...\n");
 
 	bytes = 0;
 	/* Load the session now */
-	if (adsi_load_session(chan, adsifdn, adsiver, 1) == 1) {
+	if (ast_adsi_load_session(chan, adsifdn, adsiver, 1) == 1) {
 		*useadsi = 1;
-		bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_CENT, 0, "Scripts Loaded!", "");
+		bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_CENT, 0, "Scripts Loaded!", "");
 	} else
-		bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_CENT, 0, "Load Failed!", "");
+		bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_CENT, 0, "Load Failed!", "");
 
-	adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
+	ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
 	return 0;
 }
 
 static void adsi_begin(struct ast_channel *chan, int *useadsi)
 {
 	int x;
-	if (!adsi_available(chan))
+	if (!ast_adsi_available(chan))
 		return;
-	x = adsi_load_session(chan, adsifdn, adsiver, 1);
+	x = ast_adsi_load_session(chan, adsifdn, adsiver, 1);
 	if (x < 0)
 		return;
 	if (!x) {
@@ -3300,7 +3300,7 @@ static void adsi_login(struct ast_channel *chan)
 	int bytes=0;
 	unsigned char keys[8];
 	int x;
-	if (!adsi_available(chan))
+	if (!ast_adsi_available(chan))
 		return;
 
 	for (x=0;x<8;x++)
@@ -3309,15 +3309,15 @@ static void adsi_login(struct ast_channel *chan)
 	keys[3] = ADSI_KEY_APPS + 3;
 
 	bytes += adsi_logo(buf + bytes);
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_CENT, 0, " ", "");
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_CENT, 0, " ", "");
-	bytes += adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
-	bytes += adsi_input_format(buf + bytes, 1, ADSI_DIR_FROM_LEFT, 0, "Mailbox: ******", "");
-	bytes += adsi_input_control(buf + bytes, ADSI_COMM_PAGE, 4, 1, 1, ADSI_JUST_LEFT);
-	bytes += adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 3, "Enter", "Enter", "#", 1);
-	bytes += adsi_set_keys(buf + bytes, keys);
-	bytes += adsi_voice_mode(buf + bytes, 0);
-	adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_CENT, 0, " ", "");
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_CENT, 0, " ", "");
+	bytes += ast_adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
+	bytes += ast_adsi_input_format(buf + bytes, 1, ADSI_DIR_FROM_LEFT, 0, "Mailbox: ******", "");
+	bytes += ast_adsi_input_control(buf + bytes, ADSI_COMM_PAGE, 4, 1, 1, ADSI_JUST_LEFT);
+	bytes += ast_adsi_load_soft_key(buf + bytes, ADSI_KEY_APPS + 3, "Enter", "Enter", "#", 1);
+	bytes += ast_adsi_set_keys(buf + bytes, keys);
+	bytes += ast_adsi_voice_mode(buf + bytes, 0);
+	ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
 }
 
 static void adsi_password(struct ast_channel *chan)
@@ -3326,7 +3326,7 @@ static void adsi_password(struct ast_channel *chan)
 	int bytes=0;
 	unsigned char keys[8];
 	int x;
-	if (!adsi_available(chan))
+	if (!ast_adsi_available(chan))
 		return;
 
 	for (x=0;x<8;x++)
@@ -3334,12 +3334,12 @@ static void adsi_password(struct ast_channel *chan)
 	/* Set one key for next */
 	keys[3] = ADSI_KEY_APPS + 3;
 
-	bytes += adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
-	bytes += adsi_input_format(buf + bytes, 1, ADSI_DIR_FROM_LEFT, 0, "Password: ******", "");
-	bytes += adsi_input_control(buf + bytes, ADSI_COMM_PAGE, 4, 0, 1, ADSI_JUST_LEFT);
-	bytes += adsi_set_keys(buf + bytes, keys);
-	bytes += adsi_voice_mode(buf + bytes, 0);
-	adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
+	bytes += ast_adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
+	bytes += ast_adsi_input_format(buf + bytes, 1, ADSI_DIR_FROM_LEFT, 0, "Password: ******", "");
+	bytes += ast_adsi_input_control(buf + bytes, ADSI_COMM_PAGE, 4, 0, 1, ADSI_JUST_LEFT);
+	bytes += ast_adsi_set_keys(buf + bytes, keys);
+	bytes += ast_adsi_voice_mode(buf + bytes, 0);
+	ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
 }
 
 static void adsi_folders(struct ast_channel *chan, int start, char *label)
@@ -3349,7 +3349,7 @@ static void adsi_folders(struct ast_channel *chan, int start, char *label)
 	unsigned char keys[8];
 	int x,y;
 
-	if (!adsi_available(chan))
+	if (!ast_adsi_available(chan))
 		return;
 
 	for (x=0;x<5;x++) {
@@ -3362,13 +3362,13 @@ static void adsi_folders(struct ast_channel *chan, int start, char *label)
 	keys[6] = 0;
 	keys[7] = 0;
 
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 1, ADSI_JUST_CENT, 0, label, "");
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 2, ADSI_JUST_CENT, 0, " ", "");
-	bytes += adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
-	bytes += adsi_set_keys(buf + bytes, keys);
-	bytes += adsi_voice_mode(buf + bytes, 0);
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 1, ADSI_JUST_CENT, 0, label, "");
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 2, ADSI_JUST_CENT, 0, " ", "");
+	bytes += ast_adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
+	bytes += ast_adsi_set_keys(buf + bytes, keys);
+	bytes += ast_adsi_voice_mode(buf + bytes, 0);
 
-	adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
+	ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
 }
 
 static void adsi_message(struct ast_channel *chan, struct vm_state *vms)
@@ -3388,7 +3388,7 @@ static void adsi_message(struct ast_channel *chan, struct vm_state *vms)
 
 	int x;
 
-	if (!adsi_available(chan))
+	if (!ast_adsi_available(chan))
 		return;
 
 	/* Retrieve important info */
@@ -3427,7 +3427,7 @@ static void adsi_message(struct ast_channel *chan, struct vm_state *vms)
 		if (vms->curmsg) {
 			/* but not only message, provide "Folder" instead */
 			keys[3] = ADSI_KEY_SKT | (ADSI_KEY_APPS + 1);
-			bytes += adsi_voice_mode(buf + bytes, 0);
+			bytes += ast_adsi_voice_mode(buf + bytes, 0);
 
 		} else {
 			/* Otherwise if only message, leave blank */
@@ -3453,15 +3453,15 @@ static void adsi_message(struct ast_channel *chan, struct vm_state *vms)
 		strcasecmp(vms->curbox, "INBOX") ? " Messages" : "");
 	snprintf(buf2, sizeof(buf2), "Message %d of %d", vms->curmsg + 1, vms->lastmsg + 1);
 
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 1, ADSI_JUST_LEFT, 0, buf1, "");
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 2, ADSI_JUST_LEFT, 0, buf2, "");
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_LEFT, 0, name, "");
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_LEFT, 0, datetime, "");
-	bytes += adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
-	bytes += adsi_set_keys(buf + bytes, keys);
-	bytes += adsi_voice_mode(buf + bytes, 0);
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 1, ADSI_JUST_LEFT, 0, buf1, "");
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 2, ADSI_JUST_LEFT, 0, buf2, "");
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_LEFT, 0, name, "");
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_LEFT, 0, datetime, "");
+	bytes += ast_adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
+	bytes += ast_adsi_set_keys(buf + bytes, keys);
+	bytes += ast_adsi_voice_mode(buf + bytes, 0);
 
-	adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
+	ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
 }
 
 static void adsi_delete(struct ast_channel *chan, struct vm_state *vms)
@@ -3472,7 +3472,7 @@ static void adsi_delete(struct ast_channel *chan, struct vm_state *vms)
 
 	int x;
 
-	if (!adsi_available(chan))
+	if (!ast_adsi_available(chan))
 		return;
 
 	/* New meaning for keys */
@@ -3503,10 +3503,10 @@ static void adsi_delete(struct ast_channel *chan, struct vm_state *vms)
 
 	/* Except "Exit" */
 	keys[5] = ADSI_KEY_SKT | (ADSI_KEY_APPS + 5);
-	bytes += adsi_set_keys(buf + bytes, keys);
-	bytes += adsi_voice_mode(buf + bytes, 0);
+	bytes += ast_adsi_set_keys(buf + bytes, keys);
+	bytes += ast_adsi_voice_mode(buf + bytes, 0);
 
-	adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
+	ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
 }
 
 static void adsi_status(struct ast_channel *chan, struct vm_state *vms)
@@ -3519,7 +3519,7 @@ static void adsi_status(struct ast_channel *chan, struct vm_state *vms)
 
 	char *newm = (vms->newmessages == 1) ? "message" : "messages";
 	char *oldm = (vms->oldmessages == 1) ? "message" : "messages";
-	if (!adsi_available(chan))
+	if (!ast_adsi_available(chan))
 		return;
 	if (vms->newmessages) {
 		snprintf(buf1, sizeof(buf1), "You have %d new", vms->newmessages);
@@ -3537,9 +3537,9 @@ static void adsi_status(struct ast_channel *chan, struct vm_state *vms)
 		buf2[0] = ' ';
 		buf2[1] = '\0';
 	}
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 1, ADSI_JUST_LEFT, 0, buf1, "");
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 2, ADSI_JUST_LEFT, 0, buf2, "");
-	bytes += adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 1, ADSI_JUST_LEFT, 0, buf1, "");
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 2, ADSI_JUST_LEFT, 0, buf2, "");
+	bytes += ast_adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
 
 	for (x=0;x<6;x++)
 		keys[x] = ADSI_KEY_SKT | (ADSI_KEY_APPS + x);
@@ -3549,11 +3549,11 @@ static void adsi_status(struct ast_channel *chan, struct vm_state *vms)
 	/* Don't let them listen if there are none */
 	if (vms->lastmsg < 0)
 		keys[0] = 1;
-	bytes += adsi_set_keys(buf + bytes, keys);
+	bytes += ast_adsi_set_keys(buf + bytes, keys);
 
-	bytes += adsi_voice_mode(buf + bytes, 0);
+	bytes += ast_adsi_voice_mode(buf + bytes, 0);
 
-	adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
+	ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
 }
 
 static void adsi_status2(struct ast_channel *chan, struct vm_state *vms)
@@ -3566,7 +3566,7 @@ static void adsi_status2(struct ast_channel *chan, struct vm_state *vms)
 
 	char *mess = (vms->lastmsg == 0) ? "message" : "messages";
 
-	if (!adsi_available(chan))
+	if (!ast_adsi_available(chan))
 		return;
 
 	/* Original command keys */
@@ -3586,15 +3586,15 @@ static void adsi_status2(struct ast_channel *chan, struct vm_state *vms)
 		snprintf(buf2, sizeof(buf2), "%d %s.", vms->lastmsg + 1, mess);
 	else
 		strcpy(buf2, "no messages.");
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 1, ADSI_JUST_LEFT, 0, buf1, "");
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 2, ADSI_JUST_LEFT, 0, buf2, "");
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_LEFT, 0, "", "");
-	bytes += adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
-	bytes += adsi_set_keys(buf + bytes, keys);
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 1, ADSI_JUST_LEFT, 0, buf1, "");
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 2, ADSI_JUST_LEFT, 0, buf2, "");
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_LEFT, 0, "", "");
+	bytes += ast_adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
+	bytes += ast_adsi_set_keys(buf + bytes, keys);
 
-	bytes += adsi_voice_mode(buf + bytes, 0);
+	bytes += ast_adsi_voice_mode(buf + bytes, 0);
 
-	adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
+	ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
 	
 }
 
@@ -3603,12 +3603,12 @@ static void adsi_clear(struct ast_channel *chan)
 {
 	char buf[256];
 	int bytes=0;
-	if (!adsi_available(chan))
+	if (!ast_adsi_available(chan))
 		return;
-	bytes += adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
-	bytes += adsi_voice_mode(buf + bytes, 0);
+	bytes += ast_adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
+	bytes += ast_adsi_voice_mode(buf + bytes, 0);
 
-	adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
+	ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
 }
 */
 
@@ -3617,15 +3617,15 @@ static void adsi_goodbye(struct ast_channel *chan)
 	unsigned char buf[256];
 	int bytes=0;
 
-	if (!adsi_available(chan))
+	if (!ast_adsi_available(chan))
 		return;
 	bytes += adsi_logo(buf + bytes);
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_LEFT, 0, " ", "");
-	bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_CENT, 0, "Goodbye", "");
-	bytes += adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
-	bytes += adsi_voice_mode(buf + bytes, 0);
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_LEFT, 0, " ", "");
+	bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_CENT, 0, "Goodbye", "");
+	bytes += ast_adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
+	bytes += ast_adsi_voice_mode(buf + bytes, 0);
 
-	adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
+	ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
 }
 
 /*--- get_folder: Folder menu ---*/
@@ -5506,13 +5506,13 @@ static int vm_newuser(struct ast_channel *chan, struct ast_vm_user *vmu, struct
 	unsigned char buf[256];
 	int bytes=0;
 
-	if (adsi_available(chan)) {
+	if (ast_adsi_available(chan)) {
 		bytes += adsi_logo(buf + bytes);
-		bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_CENT, 0, "New User Setup", "");
-		bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_CENT, 0, "Not Done", "");
-		bytes += adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
-		bytes += adsi_voice_mode(buf + bytes, 0);
-		adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
+		bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_CENT, 0, "New User Setup", "");
+		bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_CENT, 0, "Not Done", "");
+		bytes += ast_adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
+		bytes += ast_adsi_voice_mode(buf + bytes, 0);
+		ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
 	}
 
 	/* First, have the user change their password 
@@ -5584,14 +5584,14 @@ static int vm_options(struct ast_channel *chan, struct ast_vm_user *vmu, struct
 	unsigned char buf[256];
 	int bytes=0;
 
-	if (adsi_available(chan))
+	if (ast_adsi_available(chan))
 	{
 		bytes += adsi_logo(buf + bytes);
-		bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_CENT, 0, "Options Menu", "");
-		bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_CENT, 0, "Not Done", "");
-		bytes += adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
-		bytes += adsi_voice_mode(buf + bytes, 0);
-		adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
+		bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_CENT, 0, "Options Menu", "");
+		bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_CENT, 0, "Not Done", "");
+		bytes += ast_adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
+		bytes += ast_adsi_voice_mode(buf + bytes, 0);
+		ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
 	}
 	while ((cmd >= 0) && (cmd != 't')) {
 		if (cmd)
@@ -5679,13 +5679,13 @@ static int vm_tempgreeting(struct ast_channel *chan, struct ast_vm_user *vmu, st
 	unsigned char buf[256];
 	int bytes=0;
 
-	if (adsi_available(chan)) {
+	if (ast_adsi_available(chan)) {
 		bytes += adsi_logo(buf + bytes);
-		bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_CENT, 0, "Temp Greeting Menu", "");
-		bytes += adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_CENT, 0, "Not Done", "");
-		bytes += adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
-		bytes += adsi_voice_mode(buf + bytes, 0);
-		adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
+		bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 3, ADSI_JUST_CENT, 0, "Temp Greeting Menu", "");
+		bytes += ast_adsi_display(buf + bytes, ADSI_COMM_PAGE, 4, ADSI_JUST_CENT, 0, "Not Done", "");
+		bytes += ast_adsi_set_line(buf + bytes, ADSI_COMM_PAGE, 1);
+		bytes += ast_adsi_voice_mode(buf + bytes, 0);
+		ast_adsi_transmit_message(chan, buf, bytes, ADSI_MSG_DISPLAY);
 	}
 	snprintf(prefile, sizeof(prefile), "%s%s/%s/temp", VM_SPOOL_DIR, vmu->context, vms->username);
 	while (cmd >= 0 && cmd != 't') {
@@ -6448,7 +6448,7 @@ out:
 				res = 0;
 		}
 		if (useadsi)
-			adsi_unload_session(chan);
+			ast_adsi_unload_session(chan);
 	}
 	if (vmu)
 		close_mailbox(&vms, vmu);
diff --git a/include/asterisk/adsi.h b/include/asterisk/adsi.h
index 3b7a2d1ca15ada308cffaff5335dd296c2b214ce..0c894b8f344e67187ef31488d3aeea5acf709d7d 100644
--- a/include/asterisk/adsi.h
+++ b/include/asterisk/adsi.h
@@ -125,22 +125,22 @@
  * Returns 0 on success (or adsi unavailable) and -1 on hangup
  *
  */
-int adsi_channel_init(struct ast_channel *chan);
+int ast_adsi_channel_init(struct ast_channel *chan);
 
-int adsi_begin_download(struct ast_channel *chan, char *service, unsigned char *fdn, unsigned char *sec, int version);
+int ast_adsi_begin_download(struct ast_channel *chan, char *service, unsigned char *fdn, unsigned char *sec, int version);
 
-int adsi_end_download(struct ast_channel *chan);
+int ast_adsi_end_download(struct ast_channel *chan);
 
 /*! Restore ADSI initialization (for applications that play with ADSI */
 /*   and want to restore it to normal.  If you touch "INFO" then you */
-/*   have to use the adsi_channel_init again instead. */
+/*   have to use the ast_adsi_channel_init again instead. */
 /*!
  * \param chan Channel to restore
  *
  * Returns 0 on success (or adsi unavailable) and -1 on hangup
  *
  */
-int adsi_channel_restore(struct ast_channel *chan);
+int ast_adsi_channel_restore(struct ast_channel *chan);
 
 /*! Display some stuff on the screen */
 /*!
@@ -152,7 +152,7 @@ int adsi_channel_restore(struct ast_channel *chan);
  * Return 0 on success (or adsi unavailable) and -1 on hangup
  *
  */
-int adsi_print(struct ast_channel *chan, char **lines, int *align, int voice);
+int ast_adsi_print(struct ast_channel *chan, char **lines, int *align, int voice);
 
 /*! Check if scripts for a given app are already loaded.  Version may be -1 */
 /*   if any version is okay, or 0-255 for a specific version. */
@@ -165,18 +165,18 @@ int adsi_print(struct ast_channel *chan, char **lines, int *align, int voice);
  * Returns 0 if scripts is not loaded or not an ADSI CPE.  Returns -1
  * on hangup.  Returns 1 if script already loaded.
  */
-int adsi_load_session(struct ast_channel *chan, unsigned char *app, int ver, int data);
-int adsi_unload_session(struct ast_channel *chan);
+int ast_adsi_load_session(struct ast_channel *chan, unsigned char *app, int ver, int data);
+int ast_adsi_unload_session(struct ast_channel *chan);
 
 /* ADSI Layer 2 transmission functions */
-int adsi_transmit_messages(struct ast_channel *chan, unsigned char **msg, int *msglen, int *msgtype);
-int adsi_transmit_message(struct ast_channel *chan, unsigned char *msg, int msglen, int msgtype);
-int adsi_transmit_message_full(struct ast_channel *chan, unsigned char *msg, int msglen, int msgtype, int dowait);
+int ast_adsi_transmit_messages(struct ast_channel *chan, unsigned char **msg, int *msglen, int *msgtype);
+int ast_adsi_transmit_message(struct ast_channel *chan, unsigned char *msg, int msglen, int msgtype);
+int ast_adsi_transmit_message_full(struct ast_channel *chan, unsigned char *msg, int msglen, int msgtype, int dowait);
 /*! Read some encoded DTMF data.   */
 /*!
  * Returns number of bytes received
  */
-int adsi_read_encoded_dtmf(struct ast_channel *chan, unsigned char *buf, int maxlen);
+int ast_adsi_read_encoded_dtmf(struct ast_channel *chan, unsigned char *buf, int maxlen);
 
 /* ADSI Layer 3 creation functions */
 
@@ -190,14 +190,14 @@ int adsi_read_encoded_dtmf(struct ast_channel *chan, unsigned char *buf, int max
  *
  */
 
-int adsi_connect_session(unsigned char *buf, unsigned char *fdn, int ver);
+int ast_adsi_connect_session(unsigned char *buf, unsigned char *fdn, int ver);
 
 /*! Build Query CPE ID of equipment */
 /*!
  *  Returns number of bytes added to message
  */
-int adsi_query_cpeid(unsigned char *buf);
-int adsi_query_cpeinfo(unsigned char *buf);
+int ast_adsi_query_cpeid(unsigned char *buf);
+int ast_adsi_query_cpeinfo(unsigned char *buf);
 
 /*! Get CPE ID from an attached ADSI compatible CPE. */
 /*!
@@ -205,9 +205,9 @@ int adsi_query_cpeinfo(unsigned char *buf);
  * or -1 on hangup, or 0 if there was no hangup but it failed to find the
  * device ID.  Returns to voice mode if "voice" is non-zero.
  */
-int adsi_get_cpeid(struct ast_channel *chan, unsigned char *cpeid, int voice);
+int ast_adsi_get_cpeid(struct ast_channel *chan, unsigned char *cpeid, int voice);
 
-int adsi_get_cpeinfo(struct ast_channel *chan, int *width, int *height, int *buttons, int voice);
+int ast_adsi_get_cpeinfo(struct ast_channel *chan, int *width, int *height, int *buttons, int voice);
 
 /*! Begin an ADSI script download */
 /*!
@@ -221,7 +221,7 @@ int adsi_get_cpeinfo(struct ast_channel *chan, int *width, int *height, int *but
  *
  */
 
-int adsi_download_connect(unsigned char *buf, char *service, unsigned char *fdn, unsigned char *sec, int ver);
+int ast_adsi_download_connect(unsigned char *buf, char *service, unsigned char *fdn, unsigned char *sec, int ver);
 
 /*! Disconnects a running session */
 /*!
@@ -230,7 +230,7 @@ int adsi_download_connect(unsigned char *buf, char *service, unsigned char *fdn,
  * Returns number of bytes added to buffer or -1 on error.
  *
  */
-int adsi_disconnect_session(unsigned char *buf);
+int ast_adsi_disconnect_session(unsigned char *buf);
 
 /*! Disconnects (and hopefully saves) a downloaded script */
 /*!
@@ -239,7 +239,7 @@ int adsi_disconnect_session(unsigned char *buf);
  * Returns number of bytes added to buffer or -1 on error.
  *
  */
-int adsi_download_disconnect(unsigned char *buf);
+int ast_adsi_download_disconnect(unsigned char *buf);
 
 /*! Puts CPE in data mode... */
 /*!
@@ -248,9 +248,9 @@ int adsi_download_disconnect(unsigned char *buf);
  * Returns number of bytes added to buffer or -1 on error.
  *
  */
-int adsi_data_mode(unsigned char *buf);
-int adsi_clear_soft_keys(unsigned char *buf);
-int adsi_clear_screen(unsigned char *buf);
+int ast_adsi_data_mode(unsigned char *buf);
+int ast_adsi_clear_soft_keys(unsigned char *buf);
+int ast_adsi_clear_screen(unsigned char *buf);
 
 /*! Puts CPE in voice mode... */
 /*!
@@ -260,14 +260,14 @@ int adsi_clear_screen(unsigned char *buf);
  * Returns number of bytes added to buffer or -1 on error.
  *
  */
-int adsi_voice_mode(unsigned char *buf, int when);
+int ast_adsi_voice_mode(unsigned char *buf, int when);
 
 /*! Returns non-zero if Channel does or might support ADSI */
 /*!
  * \param chan Channel to check
  *
  */
-int adsi_available(struct ast_channel *chan);
+int ast_adsi_available(struct ast_channel *chan);
 
 /*! Loads a line of info into the display */
 /*!
@@ -283,7 +283,7 @@ int adsi_available(struct ast_channel *chan);
  *
  */
 
-int adsi_display(unsigned char *buf, int page, int line, int just, int wrap, char *col1, char *col2);
+int ast_adsi_display(unsigned char *buf, int page, int line, int just, int wrap, char *col1, char *col2);
 
 /*! Sets the current line and page */
 /*!
@@ -295,7 +295,7 @@ int adsi_display(unsigned char *buf, int page, int line, int just, int wrap, cha
  *
  */
 
-int adsi_set_line(unsigned char *buf, int page, int line);
+int ast_adsi_set_line(unsigned char *buf, int page, int line);
 
 /*! Creates "load soft key" parameters */
 /*!
@@ -309,7 +309,7 @@ int adsi_set_line(unsigned char *buf, int page, int line);
  * Returns number of bytes added to buffer or -1 on error.
  *
  */
-int adsi_load_soft_key(unsigned char *buf, int key, const char *llabel, const char *slabel, const char *ret, int data);
+int ast_adsi_load_soft_key(unsigned char *buf, int key, const char *llabel, const char *slabel, const char *ret, int data);
 
 /*! Set which soft keys should be displayed */
 /*!
@@ -320,7 +320,7 @@ int adsi_load_soft_key(unsigned char *buf, int key, const char *llabel, const ch
  * Returns number of bytes added to buffer or -1 on error.
  *
  */
-int adsi_set_keys(unsigned char *buf, unsigned char *keys);
+int ast_adsi_set_keys(unsigned char *buf, unsigned char *keys);
 
 /*! Set input information */
 /*!
@@ -334,7 +334,7 @@ int adsi_set_keys(unsigned char *buf, unsigned char *keys);
  * Returns number of bytes added to buffer or -1 on error.
  *
  */
-int adsi_input_control(unsigned char *buf, int page, int line, int display, int format, int just);
+int ast_adsi_input_control(unsigned char *buf, int page, int line, int display, int format, int just);
 
 /*! Set input format */
 /*!
@@ -348,6 +348,6 @@ int adsi_input_control(unsigned char *buf, int page, int line, int display, int
  * Returns number of bytes added to buffer or -1 on error.
  *
  */
-int adsi_input_format(unsigned char *buf, int num, int dir, int wrap, char *format1, char *format2);
+int ast_adsi_input_format(unsigned char *buf, int num, int dir, int wrap, char *format1, char *format2);
 
 #endif /* _ASTERISK_ADSI_H */
diff --git a/res/res_adsi.c b/res/res_adsi.c
index 898d1a527e541e7d995afc184a6bece9ea2b1125..cea172767682a398afe3721ce32e1b3d8554b4b6 100644
--- a/res/res_adsi.c
+++ b/res/res_adsi.c
@@ -322,7 +322,7 @@ static int __adsi_transmit_messages(struct ast_channel *chan, unsigned char **ms
 	
 }
 
-int adsi_begin_download(struct ast_channel *chan, char *service, unsigned char *fdn, unsigned char *sec, int version)
+int ast_adsi_begin_download(struct ast_channel *chan, char *service, unsigned char *fdn, unsigned char *sec, int version)
 {
 	int bytes;
 	unsigned char buf[256];
@@ -330,8 +330,8 @@ int adsi_begin_download(struct ast_channel *chan, char *service, unsigned char *
 	bytes = 0;
 	/* Setup the resident soft key stuff, a piece at a time */
 	/* Upload what scripts we can for voicemail ahead of time */
-	bytes += adsi_download_connect(buf + bytes, service, fdn, sec, version);
-	if (adsi_transmit_message_full(chan, buf, bytes, ADSI_MSG_DOWNLOAD, 0))
+	bytes += ast_adsi_download_connect(buf + bytes, service, fdn, sec, version);
+	if (ast_adsi_transmit_message_full(chan, buf, bytes, ADSI_MSG_DOWNLOAD, 0))
 		return -1;
 	if (ast_readstring(chan, ack, 1, 10000, 10000, ""))
 		return -1;
@@ -341,20 +341,20 @@ int adsi_begin_download(struct ast_channel *chan, char *service, unsigned char *
 	return -1;
 }
 
-int adsi_end_download(struct ast_channel *chan)
+int ast_adsi_end_download(struct ast_channel *chan)
 {
 	int bytes;
 	unsigned char buf[256];
         bytes = 0;
         /* Setup the resident soft key stuff, a piece at a time */
         /* Upload what scripts we can for voicemail ahead of time */
-        bytes += adsi_download_disconnect(buf + bytes);
-	if (adsi_transmit_message_full(chan, buf, bytes, ADSI_MSG_DOWNLOAD, 0))
+        bytes += ast_adsi_download_disconnect(buf + bytes);
+	if (ast_adsi_transmit_message_full(chan, buf, bytes, ADSI_MSG_DOWNLOAD, 0))
 		return -1;
 	return 0;
 }
 
-int adsi_transmit_message_full(struct ast_channel *chan, unsigned char *msg, int msglen, int msgtype, int dowait)
+int ast_adsi_transmit_message_full(struct ast_channel *chan, unsigned char *msg, int msglen, int msgtype, int dowait)
 {
 	unsigned char *msgs[5] = { NULL, NULL, NULL, NULL, NULL };
 	int msglens[5];
@@ -428,9 +428,9 @@ int adsi_transmit_message_full(struct ast_channel *chan, unsigned char *msg, int
 	return res;
 }
 
-int adsi_transmit_message(struct ast_channel *chan, unsigned char *msg, int msglen, int msgtype)
+int ast_adsi_transmit_message(struct ast_channel *chan, unsigned char *msg, int msglen, int msgtype)
 {
-	return adsi_transmit_message_full(chan, msg, msglen, msgtype, 1);
+	return ast_adsi_transmit_message_full(chan, msg, msglen, msgtype, 1);
 }
 
 static inline int ccopy(unsigned char *dst, const unsigned char *src, int max)
@@ -444,7 +444,7 @@ static inline int ccopy(unsigned char *dst, const unsigned char *src, int max)
 	return x;
 }
 
-int adsi_load_soft_key(unsigned char *buf, int key, const char *llabel, const char *slabel, const char *ret, int data)
+int ast_adsi_load_soft_key(unsigned char *buf, int key, const char *llabel, const char *slabel, const char *ret, int data)
 {
 	int bytes=0;
 
@@ -483,7 +483,7 @@ int adsi_load_soft_key(unsigned char *buf, int key, const char *llabel, const ch
 	
 }
 
-int adsi_connect_session(unsigned char *buf, unsigned char *fdn, int ver)
+int ast_adsi_connect_session(unsigned char *buf, unsigned char *fdn, int ver)
 {
 	int bytes=0;
 	int x;
@@ -506,7 +506,7 @@ int adsi_connect_session(unsigned char *buf, unsigned char *fdn, int ver)
 
 }
 
-int adsi_download_connect(unsigned char *buf, char *service,  unsigned char *fdn, unsigned char *sec, int ver)
+int ast_adsi_download_connect(unsigned char *buf, char *service,  unsigned char *fdn, unsigned char *sec, int ver)
 {
 	int bytes=0;
 	int x;
@@ -536,7 +536,7 @@ int adsi_download_connect(unsigned char *buf, char *service,  unsigned char *fdn
 
 }
 
-int adsi_disconnect_session(unsigned char *buf)
+int ast_adsi_disconnect_session(unsigned char *buf)
 {
 	int bytes=0;
 
@@ -551,7 +551,7 @@ int adsi_disconnect_session(unsigned char *buf)
 
 }
 
-int adsi_query_cpeid(unsigned char *buf)
+int ast_adsi_query_cpeid(unsigned char *buf)
 {
 	int bytes = 0;
 	buf[bytes++] = ADSI_QUERY_CPEID;
@@ -561,7 +561,7 @@ int adsi_query_cpeid(unsigned char *buf)
 	return bytes;
 }
 
-int adsi_query_cpeinfo(unsigned char *buf)
+int ast_adsi_query_cpeinfo(unsigned char *buf)
 {
 	int bytes = 0;
 	buf[bytes++] = ADSI_QUERY_CONFIG;
@@ -571,7 +571,7 @@ int adsi_query_cpeinfo(unsigned char *buf)
 	return bytes;
 }
 
-int adsi_read_encoded_dtmf(struct ast_channel *chan, unsigned char *buf, int maxlen)
+int ast_adsi_read_encoded_dtmf(struct ast_channel *chan, unsigned char *buf, int maxlen)
 {
 	int bytes = 0;
 	int res;
@@ -606,21 +606,21 @@ int adsi_read_encoded_dtmf(struct ast_channel *chan, unsigned char *buf, int max
 	return bytes;
 }
 
-int adsi_get_cpeid(struct ast_channel *chan, unsigned char *cpeid, int voice)
+int ast_adsi_get_cpeid(struct ast_channel *chan, unsigned char *cpeid, int voice)
 {
 	unsigned char buf[256];
 	int bytes = 0;
 	int res;
-	bytes += adsi_data_mode(buf);
-	adsi_transmit_message_full(chan, buf, bytes, ADSI_MSG_DISPLAY, 0);
+	bytes += ast_adsi_data_mode(buf);
+	ast_adsi_transmit_message_full(chan, buf, bytes, ADSI_MSG_DISPLAY, 0);
 
 	bytes = 0;
-	bytes += adsi_query_cpeid(buf);
-	adsi_transmit_message_full(chan, buf, bytes, ADSI_MSG_DISPLAY, 0);
+	bytes += ast_adsi_query_cpeid(buf);
+	ast_adsi_transmit_message_full(chan, buf, bytes, ADSI_MSG_DISPLAY, 0);
 
 	/* Get response */
 	memset(buf, 0, sizeof(buf));
-	res = adsi_read_encoded_dtmf(chan, cpeid, 4);
+	res = ast_adsi_read_encoded_dtmf(chan, cpeid, 4);
 	if (res != 4) {
 		ast_log(LOG_WARNING, "Got %d bytes back of encoded DTMF, expecting 4\n", res);
 		res = 0;
@@ -630,25 +630,25 @@ int adsi_get_cpeid(struct ast_channel *chan, unsigned char *cpeid, int voice)
 
 	if (voice) {
 		bytes = 0;
-		bytes += adsi_voice_mode(buf, 0);
-		adsi_transmit_message_full(chan, buf, bytes, ADSI_MSG_DISPLAY, 0);
+		bytes += ast_adsi_voice_mode(buf, 0);
+		ast_adsi_transmit_message_full(chan, buf, bytes, ADSI_MSG_DISPLAY, 0);
 		/* Ignore the resulting DTMF B announcing it's in voice mode */
 		ast_waitfordigit(chan, 1000);
 	}
 	return res;
 }
 
-int adsi_get_cpeinfo(struct ast_channel *chan, int *width, int *height, int *buttons, int voice)
+int ast_adsi_get_cpeinfo(struct ast_channel *chan, int *width, int *height, int *buttons, int voice)
 {
 	unsigned char buf[256];
 	int bytes = 0;
 	int res;
-	bytes += adsi_data_mode(buf);
-	adsi_transmit_message_full(chan, buf, bytes, ADSI_MSG_DISPLAY, 0);
+	bytes += ast_adsi_data_mode(buf);
+	ast_adsi_transmit_message_full(chan, buf, bytes, ADSI_MSG_DISPLAY, 0);
 
 	bytes = 0;
-	bytes += adsi_query_cpeinfo(buf);
-	adsi_transmit_message_full(chan, buf, bytes, ADSI_MSG_DISPLAY, 0);
+	bytes += ast_adsi_query_cpeinfo(buf);
+	ast_adsi_transmit_message_full(chan, buf, bytes, ADSI_MSG_DISPLAY, 0);
 
 	/* Get width */
 	memset(buf, 0, sizeof(buf));
@@ -695,15 +695,15 @@ int adsi_get_cpeinfo(struct ast_channel *chan, int *width, int *height, int *but
 	}
 	if (voice) {
 		bytes = 0;
-		bytes += adsi_voice_mode(buf, 0);
-		adsi_transmit_message_full(chan, buf, bytes, ADSI_MSG_DISPLAY, 0);
+		bytes += ast_adsi_voice_mode(buf, 0);
+		ast_adsi_transmit_message_full(chan, buf, bytes, ADSI_MSG_DISPLAY, 0);
 		/* Ignore the resulting DTMF B announcing it's in voice mode */
 		ast_waitfordigit(chan, 1000);
 	}
 	return res;
 }
 
-int adsi_data_mode(unsigned char *buf)
+int ast_adsi_data_mode(unsigned char *buf)
 {
 	int bytes=0;
 
@@ -718,7 +718,7 @@ int adsi_data_mode(unsigned char *buf)
 
 }
 
-int adsi_clear_soft_keys(unsigned char *buf)
+int ast_adsi_clear_soft_keys(unsigned char *buf)
 {
 	int bytes=0;
 
@@ -733,7 +733,7 @@ int adsi_clear_soft_keys(unsigned char *buf)
 
 }
 
-int adsi_clear_screen(unsigned char *buf)
+int ast_adsi_clear_screen(unsigned char *buf)
 {
 	int bytes=0;
 
@@ -748,7 +748,7 @@ int adsi_clear_screen(unsigned char *buf)
 
 }
 
-int adsi_voice_mode(unsigned char *buf, int when)
+int ast_adsi_voice_mode(unsigned char *buf, int when)
 {
 	int bytes=0;
 
@@ -765,7 +765,7 @@ int adsi_voice_mode(unsigned char *buf, int when)
 
 }
 
-int adsi_available(struct ast_channel *chan)
+int ast_adsi_available(struct ast_channel *chan)
 {
 	int cpe = chan->adsicpe & 0xff;
 	if ((cpe == AST_ADSI_AVAILABLE) ||
@@ -774,7 +774,7 @@ int adsi_available(struct ast_channel *chan)
 	return 0;
 }
 
-int adsi_download_disconnect(unsigned char *buf)
+int ast_adsi_download_disconnect(unsigned char *buf)
 {
 	int bytes=0;
 
@@ -789,8 +789,8 @@ int adsi_download_disconnect(unsigned char *buf)
 
 }
 
-int adsi_display(unsigned char *buf, int page, int line, int just, int wrap, 
-		 char *col1, char *col2)
+int ast_adsi_display(unsigned char *buf, int page, int line, int just, int wrap, 
+		     char *col1, char *col2)
 {
 	int bytes=0;
 
@@ -835,7 +835,7 @@ int adsi_display(unsigned char *buf, int page, int line, int just, int wrap,
 
 }
 
-int adsi_input_control(unsigned char *buf, int page, int line, int display, int format, int just)
+int ast_adsi_input_control(unsigned char *buf, int page, int line, int display, int format, int just)
 {
 	int bytes=0;
 
@@ -858,7 +858,7 @@ int adsi_input_control(unsigned char *buf, int page, int line, int display, int
 
 }
 
-int adsi_input_format(unsigned char *buf, int num, int dir, int wrap, char *format1, char *format2)
+int ast_adsi_input_format(unsigned char *buf, int num, int dir, int wrap, char *format1, char *format2)
 {
 	int bytes = 0;
 
@@ -877,7 +877,7 @@ int adsi_input_format(unsigned char *buf, int num, int dir, int wrap, char *form
 	return bytes;
 }
 
-int adsi_set_keys(unsigned char *buf, unsigned char *keys)
+int ast_adsi_set_keys(unsigned char *buf, unsigned char *keys)
 {
 	int bytes=0;
 	int x;
@@ -892,7 +892,7 @@ int adsi_set_keys(unsigned char *buf, unsigned char *keys)
 	return bytes;
 }
 
-int adsi_set_line(unsigned char *buf, int page, int line)
+int ast_adsi_set_line(unsigned char *buf, int page, int line)
 {
 	int bytes=0;
 
@@ -923,7 +923,7 @@ int adsi_set_line(unsigned char *buf, int page, int line)
 static int total = 0;
 static int speeds = 0;
 
-int adsi_channel_restore(struct ast_channel *chan)
+int ast_adsi_channel_restore(struct ast_channel *chan)
 {
 	unsigned char dsp[256];
 	int bytes;
@@ -934,7 +934,7 @@ int adsi_channel_restore(struct ast_channel *chan)
 
 	/* Start with initial display setup */
 	bytes = 0;
-	bytes += adsi_set_line(dsp + bytes, ADSI_INFO_PAGE, 1);
+	bytes += ast_adsi_set_line(dsp + bytes, ADSI_INFO_PAGE, 1);
 
 	/* Prepare key setup messages */
 
@@ -943,26 +943,26 @@ int adsi_channel_restore(struct ast_channel *chan)
 		for (x=0;x<speeds;x++) {
 			keyd[x] = ADSI_SPEED_DIAL + x;
 		}
-		bytes += adsi_set_keys(dsp + bytes, keyd);
+		bytes += ast_adsi_set_keys(dsp + bytes, keyd);
 	}
-	adsi_transmit_message_full(chan, dsp, bytes, ADSI_MSG_DISPLAY, 0);
+	ast_adsi_transmit_message_full(chan, dsp, bytes, ADSI_MSG_DISPLAY, 0);
 	return 0;
 
 }
 
-int adsi_print(struct ast_channel *chan, char **lines, int *aligns, int voice)
+int ast_adsi_print(struct ast_channel *chan, char **lines, int *aligns, int voice)
 {
 	unsigned char buf[4096];
 	int bytes=0;
 	int res;
 	int x;
 	for(x=0;lines[x];x++) 
-		bytes += adsi_display(buf + bytes, ADSI_INFO_PAGE, x+1, aligns[x], 0, lines[x], "");
-	bytes += adsi_set_line(buf + bytes, ADSI_INFO_PAGE, 1);
+		bytes += ast_adsi_display(buf + bytes, ADSI_INFO_PAGE, x+1, aligns[x], 0, lines[x], "");
+	bytes += ast_adsi_set_line(buf + bytes, ADSI_INFO_PAGE, 1);
 	if (voice) {
-		bytes += adsi_voice_mode(buf + bytes, 0);
+		bytes += ast_adsi_voice_mode(buf + bytes, 0);
 	}
-	res = adsi_transmit_message_full(chan, buf, bytes, ADSI_MSG_DISPLAY, 0);
+	res = ast_adsi_transmit_message_full(chan, buf, bytes, ADSI_MSG_DISPLAY, 0);
 	if (voice) {
 		/* Ignore the resulting DTMF B announcing it's in voice mode */
 		ast_waitfordigit(chan, 1000);
@@ -970,7 +970,7 @@ int adsi_print(struct ast_channel *chan, char **lines, int *aligns, int voice)
 	return res;
 }
 
-int adsi_load_session(struct ast_channel *chan, unsigned char *app, int ver, int data)
+int ast_adsi_load_session(struct ast_channel *chan, unsigned char *app, int ver, int data)
 {
 	unsigned char dsp[256];
 	int bytes;
@@ -981,13 +981,13 @@ int adsi_load_session(struct ast_channel *chan, unsigned char *app, int ver, int
 
 	/* Connect to session */
 	bytes = 0;
-	bytes += adsi_connect_session(dsp + bytes, app, ver);
+	bytes += ast_adsi_connect_session(dsp + bytes, app, ver);
 
 	if (data)
-		bytes += adsi_data_mode(dsp + bytes);
+		bytes += ast_adsi_data_mode(dsp + bytes);
 
 	/* Prepare key setup messages */
-	if (adsi_transmit_message_full(chan, dsp, bytes, ADSI_MSG_DISPLAY, 0))
+	if (ast_adsi_transmit_message_full(chan, dsp, bytes, ADSI_MSG_DISPLAY, 0))
 		return -1;
 	if (app) {
 		res = ast_readstring(chan, resp, 1, 1200, 1200, "");
@@ -1011,7 +1011,7 @@ int adsi_load_session(struct ast_channel *chan, unsigned char *app, int ver, int
 
 }
 
-int adsi_unload_session(struct ast_channel *chan)
+int ast_adsi_unload_session(struct ast_channel *chan)
 {
 	unsigned char dsp[256];
 	int bytes;
@@ -1020,11 +1020,11 @@ int adsi_unload_session(struct ast_channel *chan)
 
 	/* Connect to session */
 	bytes = 0;
-	bytes += adsi_disconnect_session(dsp + bytes);
-	bytes += adsi_voice_mode(dsp + bytes, 0);
+	bytes += ast_adsi_disconnect_session(dsp + bytes);
+	bytes += ast_adsi_voice_mode(dsp + bytes, 0);
 
 	/* Prepare key setup messages */
-	if (adsi_transmit_message_full(chan, dsp, bytes, ADSI_MSG_DISPLAY, 0))
+	if (ast_adsi_transmit_message_full(chan, dsp, bytes, ADSI_MSG_DISPLAY, 0))
 		return -1;
 	return 0;
 }
diff --git a/res/res_features.c b/res/res_features.c
index 48f93d8732d07795537657ad7bb4734988f96786..48e493e09f5258f8cea6e79475ba9e71546bbece 100644
--- a/res/res_features.c
+++ b/res/res_features.c
@@ -265,10 +265,10 @@ static int adsi_announce_park(struct ast_channel *chan, char *parkingexten)
 
 	snprintf(tmp, sizeof(tmp), "Parked on %s", parkingexten);
 	message[0] = tmp;
-	res = adsi_load_session(chan, NULL, 0, 1);
+	res = ast_adsi_load_session(chan, NULL, 0, 1);
 	if (res == -1)
 		return res;
-	return adsi_print(chan, message, justify, 1);
+	return ast_adsi_print(chan, message, justify, 1);
 }
 
 /*! \brief Notify metermaids that we've changed an extension */
@@ -407,9 +407,9 @@ int ast_park_call(struct ast_channel *chan, struct ast_channel *peer, int timeou
 		S_OR(pu->chan->cid.cid_name, "<unknown>")
 		);
 
-	if (peer && adsipark && adsi_available(peer)) {
+	if (peer && adsipark && ast_adsi_available(peer)) {
 		adsi_announce_park(peer, pu->parkingexten);	/* Only supports parking numbers */
-		adsi_unload_session(peer);
+		ast_adsi_unload_session(peer);
 	}
 
 	con = ast_context_find(parking_con);