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implemented exec_pull feature; the old exec is now exec_push

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This commit is contained in:
Roman Arutyunyan
2013-10-08 02:04:49 +04:00
parent 737ea5ce34
commit 97d144ae28
4 changed files with 449 additions and 137 deletions
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42
ngx_rtmp_eval.c
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@ -12,17 +12,17 @@
static void
ngx_rtmp_eval_session_str(ngx_rtmp_session_t *s, ngx_rtmp_eval_t *e,
ngx_str_t *ret)
ngx_rtmp_eval_session_str(void *ctx, ngx_rtmp_eval_t *e, ngx_str_t *ret)
{
*ret = *(ngx_str_t *) ((u_char *) s + e->offset);
*ret = *(ngx_str_t *) ((u_char *) ctx + e->offset);
}
static void
ngx_rtmp_eval_connection_str(ngx_rtmp_session_t *s, ngx_rtmp_eval_t *e,
ngx_str_t *ret)
ngx_rtmp_eval_connection_str(void *ctx, ngx_rtmp_eval_t *e, ngx_str_t *ret)
{
ngx_rtmp_session_t *s = ctx;
*ret = *(ngx_str_t *) ((u_char *) s->connection + e->offset);
}
@ -58,15 +58,14 @@ ngx_rtmp_eval_t ngx_rtmp_eval_session[] = {
static void
ngx_rtmp_eval_append(ngx_rtmp_session_t *s, ngx_buf_t *b,
void *data, size_t len)
ngx_rtmp_eval_append(ngx_buf_t *b, void *data, size_t len, ngx_log_t *log)
{
size_t buf_len;
if (b->last + len > b->end) {
buf_len = 2 * (b->last - b->pos) + len;
b->start = ngx_palloc(s->connection->pool, buf_len);
b->start = ngx_alloc(buf_len, log);
if (b->start == NULL) {
return;
}
@ -81,8 +80,8 @@ ngx_rtmp_eval_append(ngx_rtmp_session_t *s, ngx_buf_t *b,
static void
ngx_rtmp_eval_append_var(ngx_rtmp_session_t *s, ngx_buf_t *b,
ngx_rtmp_eval_t **e, ngx_str_t *name)
ngx_rtmp_eval_append_var(void *ctx, ngx_buf_t *b, ngx_rtmp_eval_t **e,
ngx_str_t *name, ngx_log_t *log)
{
ngx_uint_t k;
ngx_str_t v;
@ -91,10 +90,10 @@ ngx_rtmp_eval_append_var(ngx_rtmp_session_t *s, ngx_buf_t *b,
for (; *e; ++e) {
for (k = 0, ee = *e; ee->handler; ++k, ++ee) {
if (ee->name.len == name->len &&
ngx_memcmp(ee->name.data, name->data, name->len) == 0)
ngx_memcmp(ee->name.data, name->data, name->len) == 0)
{
ee->handler(s, ee, &v);
ngx_rtmp_eval_append(s, b, v.data, v.len);
ee->handler(ctx, ee, &v);
ngx_rtmp_eval_append(b, v.data, v.len, log);
}
}
}
@ -102,8 +101,8 @@ ngx_rtmp_eval_append_var(ngx_rtmp_session_t *s, ngx_buf_t *b,
ngx_int_t
ngx_rtmp_eval(ngx_rtmp_session_t *s, ngx_str_t *in, ngx_rtmp_eval_t **e,
ngx_str_t *out)
ngx_rtmp_eval(void *ctx, ngx_str_t *in, ngx_rtmp_eval_t **e, ngx_str_t *out,
ngx_log_t *log)
{
u_char c, *p;
ngx_str_t name;
@ -117,8 +116,7 @@ ngx_rtmp_eval(ngx_rtmp_session_t *s, ngx_str_t *in, ngx_rtmp_eval_t **e,
SNAME
} state = NORMAL;
b.pos = b.last = b.start = ngx_palloc(s->connection->pool,
NGX_RTMP_EVAL_BUFLEN);
b.pos = b.last = b.start = ngx_alloc(NGX_RTMP_EVAL_BUFLEN, log);
if (b.pos == NULL) {
return NGX_ERROR;
}
@ -137,7 +135,7 @@ ngx_rtmp_eval(ngx_rtmp_session_t *s, ngx_str_t *in, ngx_rtmp_eval_t **e,
}
name.len = p - name.data;
ngx_rtmp_eval_append_var(s, &b, e, &name);
ngx_rtmp_eval_append_var(ctx, &b, e, &name, log);
state = NORMAL;
@ -154,7 +152,7 @@ ngx_rtmp_eval(ngx_rtmp_session_t *s, ngx_str_t *in, ngx_rtmp_eval_t **e,
}
name.len = p - name.data;
ngx_rtmp_eval_append_var(s, &b, e, &name);
ngx_rtmp_eval_append_var(ctx, &b, e, &name, log);
case NORMAL:
switch (c) {
@ -168,7 +166,7 @@ ngx_rtmp_eval(ngx_rtmp_session_t *s, ngx_str_t *in, ngx_rtmp_eval_t **e,
}
case ESCAPE:
ngx_rtmp_eval_append(s, &b, &c, 1);
ngx_rtmp_eval_append(&b, &c, 1, log);
state = NORMAL;
break;
@ -178,11 +176,11 @@ ngx_rtmp_eval(ngx_rtmp_session_t *s, ngx_str_t *in, ngx_rtmp_eval_t **e,
if (state == NAME) {
p = &in->data[n];
name.len = p - name.data;
ngx_rtmp_eval_append_var(s, &b, e, &name);
ngx_rtmp_eval_append_var(ctx, &b, e, &name, log);
}
c = 0;
ngx_rtmp_eval_append(s, &b, &c, 1);
ngx_rtmp_eval_append(&b, &c, 1, log);
out->data = b.pos;
out->len = b.last - b.pos - 1;