Allow continuous MFR2 transmission continuously

git-svn-id: http://svn.digium.com/svn/zaptel/branches/1.4@4141 5390a7c7-147a-4af0-8ec9-7488f05a26cb

1 files changed, 51 insertions, 0 deletions

diff --git a/kernel/zaptel-base.c b/kernel/zaptel-base.c
index 2bc0ec5..dbf4520 100644
--- a/kernel/zaptel-base.c
+++ b/kernel/zaptel-base.c
@@ -378,6 +378,8 @@ struct zt_zone {
 	struct zt_tone mfr1[15];		/* MFR1 tones for this zone, with desired length */
 	struct zt_tone mfr2_fwd[15];		/* MFR2 FWD tones for this zone, with desired length */
 	struct zt_tone mfr2_rev[15];		/* MFR2 REV tones for this zone, with desired length */
+	struct zt_tone mfr2_fwd_continuous[16];	/* MFR2 FWD tones for this zone, continuous play */
+	struct zt_tone mfr2_rev_continuous[16];	/* MFR2 REV tones for this zone, continuous play */
 };
 
 static struct zt_span *spans[ZT_MAX_SPANS];
@@ -1195,6 +1197,48 @@ static int start_tone(struct zt_chan *chan, int tone)
 		} else {
 			res = -EINVAL;
 		}
+	} else if (chan->digitmode == DIGIT_MODE_MFR2_FWD) {
+		if ((tone >= ZT_TONE_MFR2_FWD_BASE) && (tone <= ZT_TONE_MFR2_FWD_MAX)) {
+			chan->dialing = 1;
+			res = 0;
+			tone -= ZT_TONE_MFR2_FWD_BASE;
+			if (chan->curzone) {
+				/* Have a tone zone */
+				if (chan->curzone->mfr2_fwd_continuous[tone].tonesamples) {
+					chan->curtone = &chan->curzone->mfr2_fwd_continuous[tone];
+					res = 0;
+				} else {
+					/* Indicate that zone is loaded but no such tone exists */
+					res = -ENOSYS;
+				}
+			} else {
+				/* Note that no tone zone exists at the moment */
+				res = -ENODATA;
+			}
+		} else {
+			res = -EINVAL;
+		}
+	} else if (chan->digitmode == DIGIT_MODE_MFR2_REV) {
+		if ((tone >= ZT_TONE_MFR2_REV_BASE) && (tone <= ZT_TONE_MFR2_REV_MAX)) {
+			chan->dialing = 1;
+			res = 0;
+			tone -= ZT_TONE_MFR2_REV_BASE;
+			if (chan->curzone) {
+				/* Have a tone zone */
+				if (chan->curzone->mfr2_rev_continuous[tone].tonesamples) {
+					chan->curtone = &chan->curzone->mfr2_rev_continuous[tone];
+					res = 0;
+				} else {
+					/* Indicate that zone is loaded but no such tone exists */
+					res = -ENOSYS;
+				}
+			} else {
+				/* Note that no tone zone exists at the moment */
+				res = -ENODATA;
+			}
+		} else {
+			res = -EINVAL;
+		}
 	} else {
 		chan->dialing = 0;
 		res = -EINVAL;
@@ -2797,9 +2841,16 @@ static int ioctl_load_zone(unsigned long data)
 			t->next = &mfr1_silence;
 			break;
 		case MFR2_FWD_TONE:
+			t->tonesamples = global_dialparams.mfr2_tonelen;
+			t->next = &dtmf_silence;
+			z->mfr2_fwd_continuous[td.tone] = *t;
+			z->mfr2_fwd_continuous[td.tone].next = &z->mfr2_fwd_continuous[td.tone];
+			break;
 		case MFR2_REV_TONE:
 			t->tonesamples = global_dialparams.mfr2_tonelen;
 			t->next = &dtmf_silence;
+			z->mfr2_rev_continuous[td.tone] = *t;
+			z->mfr2_rev_continuous[td.tone].next = &z->mfr2_rev_continuous[td.tone];
 			break;
 		}
 	}