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Made chan_agent code parsing more robust and 

implemented new macro code. from 6228.


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@8064 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Matt O'Gorman 2006-01-13 18:30:49 +00:00
parent 1874f21ff8
commit 3928ebd74f
2 changed files with 50 additions and 22 deletions
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59
channels/chan_agent.c
View File

@ -288,17 +288,17 @@ static void agent_unlink(struct agent_pvt *agent)
struct agent_pvt *p, *prev;
prev = NULL;
p = agents;
// Iterate over all agents looking for the one.
/* Iterate over all agents looking for the one. */
while(p) {
if (p == agent) {
// Once it wal found, check if it is the first one.
/* Once it was found, check if it is the first one. */
if (prev)
// If it is not, tell the previous agent that the next one is the next one of the current (jumping the current).
/* If it is not, tell the previous agent that the next one is the next one of the current (jumping the current). */
prev->next = agent->next;
else
// If it is the first one, just change the general pointer to point to the second one.
/* If it is the first one, just change the general pointer to point to the second one. */
agents = agent->next;
// We are done.
/* We are done. */
break;
}
prev = p;
@ -316,32 +316,47 @@ static void agent_unlink(struct agent_pvt *agent)
*/
static struct agent_pvt *add_agent(char *agent, int pending)
{
int argc;
char *argv[3];
char *args;
char *parse;
AST_DECLARE_APP_ARGS(args,
AST_APP_ARG(agt);
AST_APP_ARG(password);
AST_APP_ARG(name);
);
char *password = NULL;
char *name = NULL;
char *agt = NULL;
struct agent_pvt *p, *prev;
args = ast_strdupa(agent);
parse = ast_strdupa(agent);
if (!parse) {
ast_log(LOG_ERROR, "Out of memory!\n");
return NULL;
}
// Extract username (agt), password and name from agent (args).
if ((argc = ast_app_separate_args(args, ',', argv, sizeof(argv) / sizeof(argv[0])))) {
agt = argv[0];
if (argc > 1) {
password = argv[1];
while (*password && *password < 33) password++;
}
if (argc > 2) {
name = argv[2];
while (*name && *name < 33) name++;
}
} else {
/* Extract username (agt), password and name from agent (args). */
AST_NONSTANDARD_APP_ARGS(args, parse, ',');
if(args.argc == 0) {
ast_log(LOG_WARNING, "A blank agent line!\n");
return NULL;
}
if(ast_strlen_zero(args.agt) ) {
ast_log(LOG_WARNING, "An agent line with no agentid!\n");
return NULL;
} else
agt = args.agt;
if(!ast_strlen_zero(args.password)) {
password = args.password;
while (*password && *password < 33) password++;
}
if(!ast_strlen_zero(args.name)) {
name = args.name;
while (*name && *name < 33) name++;
}
// Are we searching for the agent here ? to see if it exists already ?
/* Are we searching for the agent here ? To see if it exists already ? */
prev=NULL;
p = agents;
while(p) {

13
include/asterisk/app.h
View File

@ -228,6 +228,19 @@ int ast_app_group_match_get_count(const char *groupmatch, const char *category);
#define AST_STANDARD_APP_ARGS(args, parse) \
args.argc = ast_app_separate_args(parse, '|', args.argv, (sizeof(args) - sizeof(args.argc)) / sizeof(args.argv[0]))
/*!
\brief Performs the 'nonstandard' argument separation process for an application.
\param args An argument structure defined using AST_DECLARE_APP_ARGS
\param parse A modifiable buffer containing the input to be parsed
\param sep A nonstandard separator character
This function will separate the input string using the nonstandard argument
separator character and fill in the provided structure, including
the argc argument counter field.
*/
#define AST_NONSTANDARD_APP_ARGS(args, parse, sep) \
args.argc = ast_app_separate_args(parse, sep, args.argv, (sizeof(args) - sizeof(args.argc)) / sizeof(args.argv[0]))
/*!
\brief Separate a string into arguments in an array
\param buf The string to be parsed (this must be a writable copy, as it will be modified)