From 315e8b45506745f4b28f658772cc65cdef9a2d9e Mon Sep 17 00:00:00 2001
From: erin_yueh <erin_yueh@99fdad57-331a-0410-800a-d7fa5415bdb3>
Date: Thu, 3 Jan 2008 09:13:39 +0000
Subject: gsmd: add Call Forwarding function (Sean Chiang)

git-svn-id: http://svn.openmoko.org/trunk/src/target/gsm@3760 99fdad57-331a-0410-800a-d7fa5415bdb3
---
 src/gsmd/usock.c                | 148 +++++++++++++++++++++++++++++++++++++++-
 src/libgsmd/libgsmd_voicecall.c | 123 +++++++++++++++++++++++++++++++++
 src/util/shell.c                |  57 +++++++++++++++-
 3 files changed, 326 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/gsmd/usock.c b/src/gsmd/usock.c
index c7a0224..5caedac 100644
--- a/src/gsmd/usock.c
+++ b/src/gsmd/usock.c
@@ -217,6 +217,75 @@ static int voicecall_ctrl_cb(struct gsmd_atcmd *cmd, void *ctx, char *resp)
 			cmd->id, sizeof(ret), &ret);
 }
 
+static int voicecall_fwd_stat_cb(struct gsmd_atcmd *cmd, void *ctx, char *resp) 
+{
+	struct gsmd_user *gu = ctx;
+	struct gsm_extrsp *er;
+	struct gsmd_call_fwd_stat gcfs;
+	int ret = 0;
+	
+	DEBUGP("resp: %s\n", resp);
+	
+	er = extrsp_parse(cmd, resp);
+
+	if ( !er )
+		return -ENOMEM;
+
+	gcfs.is_last = (cmd->ret == 0 || cmd->ret == 4)? 1:0;
+
+	if ( er->num_tokens == 2 &&
+			er->tokens[0].type == GSMD_ECMD_RTT_NUMERIC &&
+			er->tokens[1].type == GSMD_ECMD_RTT_NUMERIC ) {
+
+		/*
+		 * +CCFC: <status>,<class1>[,<number>,<type>
+		 * [,<subaddr>,<satype>[,<time>]]][
+		 * <CR><LF>+CCFC: <status>,<class2>[,<number>,<type>
+		 * [,<subaddr>,<satype>[,<time>]]]
+		 * [...]]
+		 */
+
+		gcfs.status = er->tokens[0].u.numeric;
+		gcfs.classx = er->tokens[1].u.numeric;
+		gcfs.addr.number[0] = '\0';
+	}
+	else if ( er->num_tokens == 4 &&
+			er->tokens[0].type == GSMD_ECMD_RTT_NUMERIC &&
+			er->tokens[1].type == GSMD_ECMD_RTT_NUMERIC &&
+			er->tokens[2].type == GSMD_ECMD_RTT_STRING &&
+			er->tokens[3].type == GSMD_ECMD_RTT_NUMERIC ) {
+		
+		gcfs.status = er->tokens[0].u.numeric;
+		gcfs.classx = er->tokens[1].u.numeric;
+		strcpy(gcfs.addr.number, er->tokens[2].u.string);
+		gcfs.addr.type = er->tokens[3].u.numeric;
+	}
+	else if ( er->num_tokens == 7 &&
+			er->tokens[0].type == GSMD_ECMD_RTT_NUMERIC &&
+			er->tokens[1].type == GSMD_ECMD_RTT_NUMERIC &&
+			er->tokens[2].type == GSMD_ECMD_RTT_STRING &&
+			er->tokens[3].type == GSMD_ECMD_RTT_NUMERIC && 
+			er->tokens[4].type == GSMD_ECMD_RTT_EMPTY &&
+			er->tokens[5].type == GSMD_ECMD_RTT_EMPTY &&
+			er->tokens[6].type == GSMD_ECMD_RTT_NUMERIC ) {
+		
+		gcfs.status = er->tokens[0].u.numeric;
+		gcfs.classx = er->tokens[1].u.numeric;
+		strcpy(gcfs.addr.number, er->tokens[2].u.string);
+		gcfs.addr.type = er->tokens[3].u.numeric;
+		gcfs.time = er->tokens[6].u.numeric;
+	}
+	else {
+		DEBUGP("Invalid Input : Parse error\n");
+		return -EINVAL;
+	}
+	
+	talloc_free(er);
+
+	return gsmd_ucmd_submit(gu, GSMD_MSG_VOICECALL, GSMD_VOICECALL_FWD_STAT,
+			cmd->id, sizeof(gcfs), &gcfs);
+}
+
 static int usock_ringing_cb(struct gsmd_atcmd *cmd, void *ctx, char *resp)
 {
         struct gsmd_user *gu = ctx;
@@ -235,7 +304,10 @@ static int usock_rcv_voicecall(struct gsmd_user *gu, struct gsmd_msg_hdr *gph,
 	struct gsmd_addr *ga;
 	struct gsmd_dtmf *gd;
 	struct gsmd_call_ctrl *gcc; 
+	struct gsmd_call_fwd_reg *gcfr;
+	char buf[64];
 	int atcmd_len;
+	int *reason;
 		
 	switch (gph->msg_subtype) {
 	case GSMD_VOICECALL_DIAL:
@@ -329,7 +401,81 @@ static int usock_rcv_voicecall(struct gsmd_user *gu, struct gsmd_msg_hdr *gph,
 		}
 
 		break;
-	
+	case GSMD_VOICECALL_FWD_DIS:
+		if(len < sizeof(*gph) + sizeof(int))
+			return -EINVAL;
+		
+		reason = (int *) ((void *)gph + sizeof(*gph));
+
+		sprintf(buf, "%d,0", *reason);
+
+		atcmd_len = 1 + strlen("AT+CCFC=") + strlen(buf);
+		cmd = atcmd_fill("AT+CCFC=", atcmd_len,
+				 &usock_cmd_cb, gu, gph->id, NULL);
+		if (!cmd)
+			return -ENOMEM;
+		sprintf(cmd->buf, "AT+CCFC=%s", buf);
+		break;
+	case GSMD_VOICECALL_FWD_EN:
+		if(len < sizeof(*gph) + sizeof(int))
+			return -EINVAL;
+		
+		reason = (int *) ((void *)gph + sizeof(*gph));
+
+		sprintf(buf, "%d,1", *reason);
+
+		atcmd_len = 1 + strlen("AT+CCFC=") + strlen(buf);
+		cmd = atcmd_fill("AT+CCFC=", atcmd_len,
+				 &usock_cmd_cb, gu, gph->id, NULL);
+		if (!cmd)
+			return -ENOMEM;
+		sprintf(cmd->buf, "AT+CCFC=%s", buf);
+		break;
+	case GSMD_VOICECALL_FWD_STAT:
+		if(len < sizeof(*gph) + sizeof(int))
+			return -EINVAL;
+		
+		reason = (int *) ((void *)gph + sizeof(*gph));
+
+		sprintf(buf, "%d,2", *reason);
+
+		atcmd_len = 1 + strlen("AT+CCFC=") + strlen(buf);
+		cmd = atcmd_fill("AT+CCFC=", atcmd_len,
+				 &voicecall_fwd_stat_cb, gu, gph->id, NULL);
+		if (!cmd)
+			return -ENOMEM;
+		sprintf(cmd->buf, "AT+CCFC=%s", buf);
+		break;
+	case GSMD_VOICECALL_FWD_REG:
+		if(len < sizeof(*gph) + sizeof(int))
+			return -EINVAL;
+		
+		gcfr = (struct gsmd_call_fwd_reg *) ((void *)gph + sizeof(*gph));
+
+		sprintf(buf, "%d,3,\"%s\"", gcfr->reason, gcfr->addr.number);
+
+		atcmd_len = 1 + strlen("AT+CCFC=") + strlen(buf);
+		cmd = atcmd_fill("AT+CCFC=", atcmd_len,
+				 &usock_cmd_cb, gu, gph->id, NULL);
+		if (!cmd)
+			return -ENOMEM;
+		sprintf(cmd->buf, "AT+CCFC=%s", buf);
+		break;
+	case GSMD_VOICECALL_FWD_ERAS:
+		if(len < sizeof(*gph) + sizeof(int))
+			return -EINVAL;
+		
+		reason = (int *) ((void *)gph + sizeof(*gph));
+
+		sprintf(buf, "%d,4", *reason);
+
+		atcmd_len = 1 + strlen("AT+CCFC=") + strlen(buf);
+		cmd = atcmd_fill("AT+CCFC=", atcmd_len,
+				 &usock_cmd_cb, gu, gph->id, NULL);
+		if (!cmd)
+			return -ENOMEM;
+		sprintf(cmd->buf, "AT+CCFC=%s", buf);
+		break;
 	default:
 		return -EINVAL;
 	}
diff --git a/src/libgsmd/libgsmd_voicecall.c b/src/libgsmd/libgsmd_voicecall.c
index 8804cce..c40ea51 100644
--- a/src/libgsmd/libgsmd_voicecall.c
+++ b/src/libgsmd/libgsmd_voicecall.c
@@ -125,3 +125,126 @@ int lgsm_voice_ctrl(struct lgsm_handle *lh, const struct lgsm_voicecall_ctrl *ct
 
 	return 0;
 }
+
+int lgsm_voice_fwd_disable(struct lgsm_handle *lh, 
+		           enum lgsmd_voicecall_fwd_reason reason)
+{
+	struct gsmd_msg_hdr *gmh;
+	int rc;
+
+	gmh = lgsm_gmh_fill(GSMD_MSG_VOICECALL,
+			GSMD_VOICECALL_FWD_DIS, sizeof(int));
+	if (!gmh)
+		return -ENOMEM;
+
+	*(int *) gmh->data = reason;
+
+	rc = lgsm_send(lh, gmh);
+	if (rc < gmh->len + sizeof(*gmh)) {
+		lgsm_gmh_free(gmh);;
+		return -EIO;
+	}
+
+	lgsm_gmh_free(gmh);
+
+	return 0;
+}
+
+int lgsm_voice_fwd_enable(struct lgsm_handle *lh, 
+                          enum lgsmd_voicecall_fwd_reason reason)
+{
+	struct gsmd_msg_hdr *gmh;
+	int rc;
+
+	gmh = lgsm_gmh_fill(GSMD_MSG_VOICECALL,
+			GSMD_VOICECALL_FWD_EN, sizeof(int));
+	if (!gmh)
+		return -ENOMEM;
+
+	*(int *) gmh->data = reason;
+
+	rc = lgsm_send(lh, gmh);
+	if (rc < gmh->len + sizeof(*gmh)) {
+		lgsm_gmh_free(gmh);;
+		return -EIO;
+	}
+
+	lgsm_gmh_free(gmh);
+
+	return 0;
+}
+
+int lgsm_voice_fwd_stat(struct lgsm_handle *lh, 
+                        enum lgsmd_voicecall_fwd_reason reason)
+{
+	struct gsmd_msg_hdr *gmh;
+	int rc;
+
+	gmh = lgsm_gmh_fill(GSMD_MSG_VOICECALL,
+			GSMD_VOICECALL_FWD_STAT, sizeof(int));
+	if (!gmh)
+		return -ENOMEM;
+
+	*(int *) gmh->data = reason;
+
+	rc = lgsm_send(lh, gmh);
+	if (rc < gmh->len + sizeof(*gmh)) {
+		lgsm_gmh_free(gmh);;
+		return -EIO;
+	}
+
+	lgsm_gmh_free(gmh);
+
+	return 0;
+}
+
+int lgsm_voice_fwd_reg(struct lgsm_handle *lh, 
+		       struct lgsm_voicecall_fwd_reg *fwd_reg)
+{
+	struct gsmd_msg_hdr *gmh;
+	struct gsmd_call_fwd_reg *gcfr;
+	int rc;
+
+	gmh = lgsm_gmh_fill(GSMD_MSG_VOICECALL,
+			GSMD_VOICECALL_FWD_REG, sizeof(struct gsmd_call_fwd_reg));
+	if (!gmh)
+		return -ENOMEM;
+
+	gcfr = (struct gsmd_call_fwd_reg *)gmh->data;
+	gcfr->reason = fwd_reg->reason;
+	strcpy(gcfr->addr.number, fwd_reg->number.addr);
+
+	rc = lgsm_send(lh, gmh);
+	if (rc < gmh->len + sizeof(*gmh)) {
+		lgsm_gmh_free(gmh);;
+		return -EIO;
+	}
+
+	lgsm_gmh_free(gmh);
+
+	return 0;
+}
+
+int lgsm_voice_fwd_erase(struct lgsm_handle *lh, 
+                         enum lgsmd_voicecall_fwd_reason reason)
+{
+	struct gsmd_msg_hdr *gmh;
+	int rc;
+
+	gmh = lgsm_gmh_fill(GSMD_MSG_VOICECALL,
+			GSMD_VOICECALL_FWD_ERAS, sizeof(int));
+	if (!gmh)
+		return -ENOMEM;
+
+	*(int *) gmh->data = reason;
+
+	rc = lgsm_send(lh, gmh);
+	if (rc < gmh->len + sizeof(*gmh)) {
+		lgsm_gmh_free(gmh);;
+		return -EIO;
+	}
+
+	lgsm_gmh_free(gmh);
+
+	return 0;
+}
diff --git a/src/util/shell.c b/src/util/shell.c
index a8109df..976acc2 100644
--- a/src/util/shell.c
+++ b/src/util/shell.c
@@ -413,6 +413,7 @@ static int pin_msghandler(struct lgsm_handle *lh, struct gsmd_msg_hdr *gmh)
 static int call_msghandler(struct lgsm_handle *lh, struct gsmd_msg_hdr *gmh)
 {
 	struct gsmd_call_status *gcs;
+	struct gsmd_call_fwd_stat *gcfs;
 	int *ret;
 
 	switch (gmh->msg_subtype) {
@@ -440,6 +441,26 @@ static int call_msghandler(struct lgsm_handle *lh, struct gsmd_msg_hdr *gmh)
 		 (*ret)? printf("+CME ERROR %d\n", *ret) : printf("OK\n");
 		pending_responses --;
 		break;
+	case GSMD_VOICECALL_FWD_DIS:
+		pending_responses --;
+		break;
+	case GSMD_VOICECALL_FWD_EN:
+		pending_responses --;
+		break;
+	case GSMD_VOICECALL_FWD_STAT:
+		gcfs = (struct  gsmd_call_fwd_stat*) ((char *)gmh + sizeof(*gmh));
+		
+		printf("+CCFC:%d, %d, %s\n",gcfs->status, gcfs->classx, gcfs->addr.number);
+
+		if (gcfs->is_last)
+			pending_responses --;
+		break;
+	case GSMD_VOICECALL_FWD_REG:
+		pending_responses --;
+		break;
+	case GSMD_VOICECALL_FWD_ERAS:
+		pending_responses --;
+		break;
 	default:
 		return -EINVAL;
 	}
@@ -508,6 +529,11 @@ static int shell_help(void)
 		"\tHa\tHold all active calls and accept held or waiting call (+CHLD=2)\n"
 		"\tHx\tHold all active calls except call x (Hx=x)(+CHLD=2x)\n"
 		"\tMP\tAdd a held call to the conversation (+CHLD=3)\n"
+		"\tCFD\tDisable call forwarding (CFD=reason)\n"
+		"\tCFE\tEnable call forwarding (CFE=reason)\n"
+		"\tCFQ\tQuery the status of call forwarding (CFQ=reason)\n"
+		"\tCFR\tRegister call forwarding (CFR=reason,number)\n"
+		"\tCFe\tErase a record of call forwarding (CFe=reason)\n"
 		"\tq\tQuit\n"
 		);
 }
@@ -862,7 +888,36 @@ int shell_main(struct lgsm_handle *lgsmh, int sync)
 				printf("Add a held call to the conversation\n");
 				lgsm_voice_ctrl(lgsmh, &ctrl);
 				pending_responses ++;
-			} else {
+			} else if ( !strncmp(buf, "CFD", 3)) {
+				printf("Disable call forwarding\n");
+				ptr = strchr(buf, '=');
+				lgsm_voice_fwd_disable(lgsmh, atoi(ptr+1));
+				pending_responses ++;
+			}else if ( !strncmp(buf, "CFE", 3)) {
+				printf("Enable call forwarding\n");
+				ptr = strchr(buf, '=');
+				lgsm_voice_fwd_enable(lgsmh, atoi(ptr+1));
+				pending_responses ++;
+			}else if ( !strncmp(buf, "CFQ", 3)) {
+				printf("Query the status of call forwarding\n");
+				ptr = strchr(buf, '=');
+				lgsm_voice_fwd_stat(lgsmh, atoi(ptr+1));
+				pending_responses ++;
+			}else if ( !strncmp(buf, "CFR", 3)) {
+				struct lgsm_voicecall_fwd_reg lvfr;
+				printf("Register call forwarding\n");
+				ptr = strchr(buf, '=');
+				lvfr.reason = atoi(ptr+1);
+				ptr = strchr(buf, ',');
+				strcpy(lvfr.number.addr, ptr+1);
+				lgsm_voice_fwd_reg(lgsmh, &lvfr);
+				pending_responses ++;
+			}else if ( !strncmp(buf, "CFe", 3)) {
+				printf("Erase a record of call forwarding\n");
+				ptr = strchr(buf, '=');
+				lgsm_voice_fwd_erase(lgsmh, atoi(ptr+1));
+				pending_responses ++;
+			}else {
 				printf("Unknown command `%s'\n", buf);
 			}
 		}
-- 
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