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Go Back   Linux Archive > ArchLinux > ArchLinux Pacman Development

 
 
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Old 07-03-2011, 07:26 PM
Dan McGee
 
Default absorb fileinfo struct into dload_payload

On Fri, Jul 1, 2011 at 7:59 AM, Dave Reisner <d@falconindy.com> wrote:
> This transitional struct becomes delicious noms for dload_payload.
Ignore me on the previous patch; merging the two is better done in a
separate patch, so keep it like this.

> Signed-off-by: Dave Reisner <dreisner@archlinux.org>
> ---
> *lib/libalpm/dload.c | * 57 ++++++++++++++++++++++++--------------------------
> *lib/libalpm/dload.h | * 10 +-------
> *2 files changed, 29 insertions(+), 38 deletions(-)
>
> diff --git a/lib/libalpm/dload.c b/lib/libalpm/dload.c
> index bac9356..f41e395 100644
> --- a/lib/libalpm/dload.c
> +++ b/lib/libalpm/dload.c
> @@ -46,7 +46,7 @@
> *static double prevprogress; /* last download amount */
> *#endif
>
> -static const char *get_filename(const char *url)
> +static char *get_filename(const char *url)
explanation?

> *{
> * * * *char *filename = strrchr(url, '/');
> * * * *if(filename != NULL) {
> @@ -80,7 +80,7 @@ static void inthandler(int UNUSED signum)
> *static int curl_progress(void *file, double dltotal, double dlnow,
> * * * * * * * *double UNUSED ultotal, double UNUSED ulnow)
> *{
> - * * * struct fileinfo *dlfile = (struct fileinfo *)file;
> + * * * struct dload_payload *payload = (struct dload_payload *)file;
> * * * *double current_size, total_size;
>
> * * * */* SIGINT sent, abort by alerting curl */
> @@ -89,12 +89,12 @@ static int curl_progress(void *file, double dltotal, double dlnow,
> * * * *}
>
> * * * */* none of what follows matters if the front end has no callback */
> - * * * if(dlfile->handle->dlcb == NULL) {
> + * * * if(payload->handle->dlcb == NULL) {
> * * * * * * * *return 0;
> * * * *}
>
> - * * * current_size = dlfile->initial_size + dlnow;
> - * * * total_size = dlfile->initial_size + dltotal;
> + * * * current_size = payload->initial_size + dlnow;
> + * * * total_size = payload->initial_size + dltotal;
>
> * * * *if(DOUBLE_EQ(dltotal, 0) || DOUBLE_EQ(prevprogress, total_size)) {
> * * * * * * * *return 0;
> @@ -103,10 +103,10 @@ static int curl_progress(void *file, double dltotal, double dlnow,
> * * * */* initialize the progress bar here to avoid displaying it when
> * * * * * a repo is up to date and nothing gets downloaded */
> * * * *if(DOUBLE_EQ(prevprogress, 0)) {
> - * * * * * * * dlfile->handle->dlcb(dlfile->filename, 0, (long)dltotal);
> + * * * * * * * payload->handle->dlcb(payload->filename, 0, (long)dltotal);
> * * * *}
>
> - * * * dlfile->handle->dlcb(dlfile->filename, (long)current_size, (long)total_size);
> + * * * payload->handle->dlcb(payload->filename, (long)current_size, (long)total_size);
>
> * * * *prevprogress = current_size;
>
> @@ -154,7 +154,7 @@ static size_t parse_headers(void *ptr, size_t size, size_t nmemb, void *user)
> * * * *const char *fptr, *endptr = NULL;
> * * * *const char * const cd_header = "Content-Disposition:";
> * * * *const char * const fn_key = "filename=";
> - * * * struct fileinfo **dlfile = (struct fileinfo**)user;
> + * * * struct dload_payload *payload = (struct dload_payload *)user;
>
> * * * *if(strncasecmp(cd_header, ptr, strlen(cd_header)) == 0) {
> * * * * * * * *if((fptr = strstr(ptr, fn_key))) {
> @@ -171,8 +171,8 @@ static size_t parse_headers(void *ptr, size_t size, size_t nmemb, void *user)
> * * * * * * * * * * * * * * * *endptr--;
> * * * * * * * * * * * *}
>
> - * * * * * * * * * * * STRNDUP((*dlfile)->cd_filename, fptr, endptr - fptr + 1,
> - * * * * * * * * * * * * * * * * * * * RET_ERR((*dlfile)->handle, PM_ERR_MEMORY, realsize));
> + * * * * * * * * * * * STRNDUP(payload->cd_filename, fptr, endptr - fptr + 1,
> + * * * * * * * * * * * * * * * * * * * RET_ERR(payload->handle, PM_ERR_MEMORY, realsize));
> * * * * * * * *}
> * * * *}
>
> @@ -194,20 +194,18 @@ static int curl_download_internal(struct dload_payload *payload,
> * * * *long timecond, remote_time = -1;
> * * * *double remote_size, bytes_dl;
> * * * *struct sigaction sig_pipe[2], sig_int[2];
> - * * * struct fileinfo dlfile;
>
> - * * * dlfile.handle = payload->handle;
> - * * * dlfile.initial_size = 0.0;
> - * * * dlfile.filename = get_filename(payload->fileurl);
> - * * * dlfile.cd_filename = NULL;
> - * * * if(!dlfile.filename || curl_gethost(payload->fileurl, hostname) != 0) {
> + * * * if(!payload->filename) {
> + * * * * * * * payload->filename = get_filename(payload->fileurl);
> + * * * }
> + * * * if(!payload->filename || curl_gethost(payload->fileurl, hostname) != 0) {
> * * * * * * * *_alpm_log(payload->handle, PM_LOG_ERROR, _("url '%s' is invalid
"), payload->fileurl);
> * * * * * * * *RET_ERR(payload->handle, PM_ERR_SERVER_BAD_URL, -1);
> * * * *}
>
> - * * * if(strlen(dlfile.filename) > 0 && strcmp(dlfile.filename, ".sig") != 0) {
> - * * * * * * * destfile = get_fullpath(localpath, dlfile.filename, "");
> - * * * * * * * tempfile = get_fullpath(localpath, dlfile.filename, ".part");
> + * * * if(strlen(payload->filename) > 0 && strcmp(payload->filename, ".sig") != 0) {
> + * * * * * * * destfile = get_fullpath(localpath, payload->filename, "");
> + * * * * * * * tempfile = get_fullpath(localpath, payload->filename, ".part");
> * * * * * * * *if(!destfile || !tempfile) {
> * * * * * * * * * * * *goto cleanup;
> * * * * * * * *}
> @@ -231,7 +229,7 @@ static int curl_download_internal(struct dload_payload *payload,
> * * * * * * * *}
> * * * * * * * */* localf now points to our alpmtmp.XXXXXX */
> * * * * * * * *STRDUP(tempfile, randpath, RET_ERR(payload->handle, PM_ERR_MEMORY, -1));
> - * * * * * * * dlfile.filename = strrchr(randpath, '/') + 1;
> + * * * * * * * payload->filename = strrchr(randpath, '/') + 1;
> * * * *}
>
> * * * *error_buffer[0] = '';
> @@ -247,11 +245,11 @@ static int curl_download_internal(struct dload_payload *payload,
> * * * *curl_easy_setopt(payload->handle->curl, CURLOPT_NOPROGRESS, 0L);
> * * * *curl_easy_setopt(payload->handle->curl, CURLOPT_FOLLOWLOCATION, 1L);
> * * * *curl_easy_setopt(payload->handle->curl, CURLOPT_PROGRESSFUNCTION, curl_progress);
> - * * * curl_easy_setopt(payload->handle->curl, CURLOPT_PROGRESSDATA, (void *)&dlfile);
> + * * * curl_easy_setopt(payload->handle->curl, CURLOPT_PROGRESSDATA, (void *)payload);
> * * * *curl_easy_setopt(payload->handle->curl, CURLOPT_LOW_SPEED_LIMIT, 1024L);
> * * * *curl_easy_setopt(payload->handle->curl, CURLOPT_LOW_SPEED_TIME, 10L);
> * * * *curl_easy_setopt(payload->handle->curl, CURLOPT_HEADERFUNCTION, parse_headers);
> - * * * curl_easy_setopt(payload->handle->curl, CURLOPT_WRITEHEADER, &dlfile);
> + * * * curl_easy_setopt(payload->handle->curl, CURLOPT_WRITEHEADER, (void *)payload);
>
> * * * *if(payload->max_size) {
> * * * * * * * *curl_easy_setopt(payload->handle->curl, CURLOPT_MAXFILESIZE, payload->max_size);
> @@ -271,7 +269,7 @@ static int curl_download_internal(struct dload_payload *payload,
> * * * * * * * *open_mode = "ab";
> * * * * * * * *curl_easy_setopt(payload->handle->curl, CURLOPT_RESUME_FROM, (long)st.st_size);
> * * * * * * * *_alpm_log(payload->handle, PM_LOG_DEBUG, "tempfile found, attempting continuation");
> - * * * * * * * dlfile.initial_size = (double)st.st_size;
> + * * * * * * * payload->initial_size = (double)st.st_size;
> * * * *}
>
> * * * *if(localf == NULL) {
> @@ -311,10 +309,10 @@ static int curl_download_internal(struct dload_payload *payload,
> * * * * * * * *if(!payload->errors_ok) {
> * * * * * * * * * * * *payload->handle->pm_errno = PM_ERR_LIBCURL;
> * * * * * * * * * * * *_alpm_log(payload->handle, PM_LOG_ERROR, _("failed retrieving file '%s' from %s : %s
"),
> - * * * * * * * * * * * * * * * * * * * dlfile.filename, hostname, error_buffer);
> + * * * * * * * * * * * * * * * * * * * payload->filename, hostname, error_buffer);
> * * * * * * * *} else {
> * * * * * * * * * * * *_alpm_log(payload->handle, PM_LOG_DEBUG, "failed retrieving file '%s' from %s : %s
",
> - * * * * * * * * * * * * * * * * * * * dlfile.filename, hostname, error_buffer);
> + * * * * * * * * * * * * * * * * * * * payload->filename, hostname, error_buffer);
> * * * * * * * *}
> * * * * * * * *unlink(tempfile);
> * * * * * * * *goto cleanup;
> @@ -342,14 +340,14 @@ static int curl_download_internal(struct dload_payload *payload,
> * * * * * * * * * * * *!DOUBLE_EQ(bytes_dl, remote_size)) {
> * * * * * * * *payload->handle->pm_errno = PM_ERR_RETRIEVE;
> * * * * * * * *_alpm_log(payload->handle, PM_LOG_ERROR, _("%s appears to be truncated: %jd/%jd bytes
"),
> - * * * * * * * * * * * * * * * dlfile.filename, (intmax_t)bytes_dl, (intmax_t)remote_size);
> + * * * * * * * * * * * * * * * payload->filename, (intmax_t)bytes_dl, (intmax_t)remote_size);
> * * * * * * * *goto cleanup;
> * * * *}
>
> - * * * if(dlfile.cd_filename) {
> + * * * if(payload->cd_filename) {
> * * * * * * * */* content-disposition header has a better name for our file */
> * * * * * * * *free(destfile);
> - * * * * * * * destfile = get_fullpath(localpath, dlfile.cd_filename, "");
> + * * * * * * * destfile = get_fullpath(localpath, payload->cd_filename, "");
> * * * *} else {
> * * * * * * * *const char *effective_filename = strrchr(effective_url, '/');
> * * * * * * * *if(effective_filename) {
> @@ -387,7 +385,6 @@ cleanup:
>
> * * * *FREE(tempfile);
> * * * *FREE(destfile);
> - * * * FREE(dlfile.cd_filename);
>
> * * * */* restore the old signal handlers */
> * * * *sigaction(SIGINT, &sig_int[OLD], NULL);
> @@ -494,8 +491,8 @@ void _alpm_dload_payload_free(void *payload) {
I missed this in an earlier patch, but I'd rather this match the sig
of the rest of our free functions and take a typed pointer- that way,
when used in a non list_free context, errors get caught. Instead, cast
the function in list_free.

>
> * * * *ASSERT(load, return);
>
> - * * * FREE(load->filename);
> * * * *FREE(load->fileurl);
> + * * * FREE(load->cd_filename);
> * * * *FREE(load);
> *}
>
> diff --git a/lib/libalpm/dload.h b/lib/libalpm/dload.h
> index 19bd499..db558be 100644
> --- a/lib/libalpm/dload.h
> +++ b/lib/libalpm/dload.h
> @@ -25,18 +25,12 @@
>
> *#include <time.h>
>
> -/* internal structure for communicating with curl progress callback */
> -struct fileinfo {
> - * * * alpm_handle_t *handle;
> - * * * const char *filename;
> - * * * char *cd_filename;
> - * * * double initial_size;
> -};
> -
> *struct dload_payload {
> * * * *alpm_handle_t *handle;
> * * * *char *filename;
> + * * * char *cd_filename;
> * * * *char *fileurl;
> + * * * double initial_size;
> * * * *long max_size;
> * * * *int force;
> * * * *int allow_resume;
> --
> 1.7.6
>
>
>
 

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