diff options
Diffstat (limited to 'src/core/ngx_config_file.c')
| -rw-r--r-- | src/core/ngx_config_file.c | 314 |
1 files changed, 314 insertions, 0 deletions
diff --git a/src/core/ngx_config_file.c b/src/core/ngx_config_file.c new file mode 100644 index 000000000..b2b4b8104 --- /dev/null +++ b/src/core/ngx_config_file.c @@ -0,0 +1,314 @@ + +#include <ngx_config.h> + +#include <ngx_core.h> + +#include <ngx_config_file.h> + + +static int argument_number[] = { + NGX_CONF_NOARGS, + NGX_CONF_TAKE1, + NGX_CONF_TAKE2 +}; + +#if 0 + +int ngx_conf_parse(ngx_conf_t *cf, char *filename) +{ + int rc; + char *error; + ngx_fd_t fd; + ngx_conf_file_t *prev; + + if (filename) { + + fd = ngx_open_file(filename, NGX_FILE_RDONLY); + if (fd == NGX_INVALID_FILE) { + ngx_log_error(NGX_LOG_EMERG, cf->log, ngx_errno, + "ngx_conf_open: " + ngx_open_file_n " %s failed", filename); + return NGX_ERROR; + } + + prev = cf->file; + ngx_test_null(cf->file, ngx_palloc(cf->pool, sizeof(ngx_conf_file_t)), + NGX_ERROR); + + cf->file->fd = fd; + cf->file->name = filename; + cf->file->line = 1; + cf->file->pos = 0; + } + + for ( ;; ) { + rc = ngx_conf_read_token(cf); + + /* ??? NGX_OK, NGX_ERROR, NGX_CONF_FILE_DONE, NGX_CONF_BLOCK_DONE */ + + if (rc != NGX_OK) { + return rc; + } + + /* ???? + "listen address:port;" + "location /images/ {" */ + + if (cf->handler) { + + if (*(cf->handler)(cf) == NGX_ERROR) { + return NGX_ERROR; + } + + continue; + } + + cmd = ngx_conf_find_token(cf); + if (cmd == NULL) { + ngx_log_error(NGX_LOG_EMERG, cf->log, 0, + "unknown directive \"%s\" in %s:%d", + cf->name, cf->file->name, cf->file->line); + return NGX_ERROR; + } + + if (cmd->type & argument_number[cf->args->nelts]) { + error = cmd->set(cf, cmd->offset, cf->args); + + if (error) { + ngx_log_error(NGX_LOG_EMERG, cf->log, 0, + "%s in directive \"%s\" in %s:%d", + error, cf->name, cf->file->name, cf->file->line); + return NGX_ERROR; + } + } + +#if 0 + if (cmd->type == NGX_CONF_CONTAINER) { + ngx_conf_parse(cf, cmd->container, NULL); + + } else if (cmd->type == NGX_CONF_FLAG) { + + if (cf->args->nelts != 1) { + ngx_log_error(NGX_LOG_EMERG, cf->log, 0, + "invalid number of arguments " + "in directive \"%s\" in %s:%d", + cf->name, cf->file->name, cf->file->line); + return NGX_ERROR; + } + + if (ngx_strcasecmp(cf->args->elts[0], "on") == 0) { + flag = 1; + + } else if (ngx_strcasecmp(cf->args->elts[0], "off") == 0) { + flag = 0; + + } else { + ngx_log_error(NGX_LOG_EMERG, cf->log, 0, + "invalid flag in directive \"%s\" in %s:%d", + cf->name, cf->file->name, cf->file->line); + return NGX_ERROR; + } + + rv = cmd->set(cf, cmd->offset, flag); + if (rv) { + ngx_log_error(NGX_LOG_EMERG, cf->log, 0, + "%s in directive \"%s\" in %s:%d", + rv, cf->name, cf->file->name, cf->file->line); + return NGX_ERROR; + } + + } else if (cmd->type & argument_number[args->nelts]) { + rv = cmd->set(cf, cmd->offset, cf->args); + if (rv) { + ngx_log_error(NGX_LOG_EMERG, cf->log, 0, + "%s in directive \"%s\" in %s:%d", + rv, cf->name, cf->file->name, cf->file->line); + return NGX_ERROR; + } + + } else { + ngx_log_error(NGX_LOG_EMERG, cf->log, 0, + "invalid number of arguments " + "in directive \"%s\" in %s:%d", + cf->name, cf->file->name, cf->file->line); + return NGX_ERROR; + } + } +#endif + + if (filename) { + cf->file = prev; + + if (ngx_close_file(fd) == NGX_FILE_ERROR) { + ngx_log_error(NGX_LOG_ERR, cf->log, ngx_errno, + ngx_close_file_n " %s failed", cf->name); + return NGX_ERROR; + } + } + + return NGX_OK; +} + +#endif + +#if 0 + +int ngx_conf_read_token(ngx_conf_t *cf) +{ + char *start, ch, *src, *dst; + int n, need_space, last_space, len, quoted, s_quoted, d_quoted; + ngx_hunk_t *h; + + need_space = 0; + last_space = 1; + len = 0; + quoted = s_quoted = d_quoted = 0; + + cf->args->nelts = 0; + h = cf->conf_file->hunk; + + for (start = h->pos.mem; /* end_of_file */ ; h->pos.mem++) { + + if (h->pos.mem >= h->last.mem) { + if (h->pos.mem - start) { + ngx_memcpy(h->start, start, h->pos.mem - start); + } + + n = ngx_read_file(cf->conf_file->file, + h->start + (h->pos.mem - start), + h->end - (h->start + (h->pos.mem - start)), + cf->conf_file->file.offset); + + if (n == NGX_ERROR) { + return NGX_ERROR; + } + + cf->conf_file.file.offset += n; + h->pos.mem = h->start + (h->pos.mem - start); + start = h->start; + h->last.mem = h->pos.mem + n; + } + + ch = *h->pos.mem; + + if (ch == LF) { + cf->conf_file->line++; + } + + if (quoted) { + quoted = 0; + continue; + } + + len++; + + if (last_space) { + start = h->pos.mem; + + if (ch == ' ' || ch == '\t' || ch == CR || ch == LF) { + start++; + continue; + } + } + + if (ch = '\\') { + quoted = 1; + continue; + } + + if (d_quoted) { + + if (ch == '"') { + d_quoted = 0; + need_space = 1; + last_space = 1; + continue; + } + + } else if (s_quoted) { + + if (ch == '\'') { + s_quoted = 0; + need_space = 1; + last_space = 1; + continue; + } + + } else { + + if (ch == ' ' || ch == '\t' || ch == CR || ch == LF) { + ngx_test_null(word, ngx_push_array(cf->args), NGX_ERROR); + ngx_test_null(word->data, ngx_palloc(cf->temp_pool, len + 1), + NGX_ERROR); + word->len = len; + + for (dst = word->data, src = start; src < h->pos; /* void */) { + if (*src == '\\') + src++; + *dst++ = *src++; + } + *dst = '\0'; + + need_space = 0; + last_space = 1; + continue; + } + + if (need_space) { + return NGX_ERROR; + } + + if (ch == ';') { + return NGX_OK; + } + + if (ch == '{') { + return NGX_OK; + } + + if (ch == '}') { + return NGX_BLOCK_DONE; + } + + if (last_space) { + if (ch == '"') { + d_quoted = 1; + continue; + } + + if (ch == '\'') { + s_quoted = 1; + continue; + } + } + + last_space = 0; + } + } +} + +#endif + +char *ngx_conf_set_size_slot(char *conf, int offset, char *value) +{ + int size; + + size = atoi(value); + if (size < 0) + return "value must be greater or equal to zero"; + + *(int *) (conf + offset) = size; + return NULL; +} + +char *ngx_conf_set_time_slot(char *conf, int offset, char *value) +{ + int size; + + size = atoi(value); + if (size < 0) + return "value must be greater or equal to zero"; + + *(int *) (conf + offset) = size; + return NULL; +} |