rendered paste body#include <stdio.h>#include <stdlib.h>#include <string.h>#include <ctype.h>#include <sys/time.h> // benchmarking#include <inttypes.h> // benchmarking#include <Ecore.h>#include <Ecore_Data.h>enum parser_states{ PS_QUIET = -1, PS_RSS_TAG_START, PS_RSS_TAG_END, PS_RSS_TAG_FOUND, PS_GENERATOR_FOUND, PS_ITEM_FOUND, PS_XSM_LINK_FOUND, PS_XSM_ENCLOSURE_FOUND, PS_MEDIA_CONTENT_FOUND, PS_MEDIA_THUMB_FOUND};typedef struct { Ecore_List *thumbs; Ecore_List *medias; char *file; int have_ns_media; int xsm_generator;} Feed;static void parse_feed (void *data);intmain (int argc, char **argv){ Feed *feed; if (argc < 2) { printf ("Usage:\n"); printf ("feed_parser <feed>\n"); return 1; } ecore_init (); feed = (Feed *) malloc( sizeof(Feed)); if (!feed) { printf ("Unable to allocate memory for Feed\n"); return 1; } feed->file = argv[1]; feed->thumbs = ecore_list_new (); feed->medias = ecore_list_new (); parse_feed (feed); ecore_list_clear (feed->thumbs); ecore_list_clear (feed->medias); ecore_list_destroy (feed->thumbs); ecore_list_destroy (feed->medias); free (feed); ecore_shutdown (); return 0;}static voidparse_feed (void *data){ FILE *fh; char instr[255]; int state = PS_QUIET; char *ttbuf; char *tbuf; char *media; char *img; static int iterator = 0; Feed *feed; struct timeval tv; //benchmarking uintmax_t start, end; //benchmarking feed = data; gettimeofday(&tv, NULL); start = (uintmax_t)(tv.tv_sec * 1000000 + tv.tv_usec); fh = fopen (feed->file, "r"); while (fgets (instr, 255, fh) != NULL) { switch (state) { case PS_QUIET: { iterator++; if (strstr (instr, "<rss ") != NULL) { if (strstr (instr, ">") != NULL) { if (strstr (instr, "xmlns:media") != NULL) feed->have_ns_media = 1; state = PS_RSS_TAG_FOUND; } else { if (strstr (instr, "xmlns:media") != NULL) feed->have_ns_media = 1; tbuf = strdup (instr); state = PS_RSS_TAG_START; } } break; } case PS_RSS_TAG_START: { iterator++; ttbuf = strdup (tbuf); free (tbuf); asprintf (&tbuf, "%s%s", ttbuf, instr); free (ttbuf); if (strstr (tbuf, ">") != NULL) { if (strstr (tbuf, "xmlns:media") != NULL) feed->have_ns_media = 1; else feed->have_ns_media = 0; state = PS_RSS_TAG_FOUND; free (tbuf); } break; } case PS_RSS_TAG_FOUND: { iterator++; if ((strstr (instr, "<generator>") != NULL)) { if ((strstr (instr, "XSM") != NULL)) feed->xsm_generator = 1; else feed->xsm_generator = 0; state = PS_GENERATOR_FOUND; } break; } case PS_GENERATOR_FOUND: { iterator++; if (strstr (instr, "<item>") != NULL) { state = PS_ITEM_FOUND; media = NULL; img = NULL; } break; } case PS_ITEM_FOUND: { iterator++; if (feed->xsm_generator) { if (strstr (instr, "<link>") != NULL) { tbuf = strdup (instr); media = strtok (tbuf, ">"); media = strtok (NULL, "<"); if (strstr (strrchr (media, '.'), "edj")) state = PS_XSM_LINK_FOUND; //free (tbuf); } } else if (feed->have_ns_media) { if (strstr (instr, "media:content") != NULL) { tbuf = strdup (instr); media = strtok (tbuf, "=\""); media = strtok (NULL, "\""); state = PS_MEDIA_CONTENT_FOUND; free (tbuf); } } break; } case PS_XSM_LINK_FOUND: { iterator++; if (strstr (instr, "<enclosure") != NULL) { tbuf = strdup (instr); img = strtok (tbuf, "\""); img = strtok (NULL, "\""); strcat (img, "\n"); state = PS_XSM_ENCLOSURE_FOUND; } break; } case PS_MEDIA_THUMB_FOUND: case PS_XSM_ENCLOSURE_FOUND: { iterator++; if (strstr (instr, "</item>") != NULL) { if (!isalnum (img[strlen (img) -1])) img[strlen (img) -1] = 0; ecore_list_append (feed->thumbs, img); ecore_list_append (feed->medias, media); state = PS_GENERATOR_FOUND; } break; } case PS_MEDIA_CONTENT_FOUND: { iterator++; if (strstr (instr, "media:thumbnail") != NULL) { tbuf = strdup (instr); img = strtok (tbuf, "=\""); img = strtok (NULL, "\""); state = PS_MEDIA_THUMB_FOUND; } break; } default: break; } } fclose (fh); //printf ("Iterations: %d\n", iterator); printf ("*** Counts ***\n"); printf ("medias -> %d\n", ecore_list_count (feed->medias)); printf ("thumbs -> %d\n", ecore_list_count (feed->thumbs)); printf ("*** Dumps ***\n"); char *mdump; ecore_list_first_goto(feed->medias); while ((mdump = ecore_list_next (feed->medias))) { printf ("medias [%d] %s\n", ecore_list_index (feed->medias), mdump); } char *tdump; ecore_list_first_goto(feed->thumbs); while ((tdump = ecore_list_next (feed->thumbs))) { printf ("thumbs [%d] %s\n", ecore_list_index (feed->thumbs), tdump); } free (tbuf); gettimeofday(&tv, NULL); end = (uintmax_t)(tv.tv_sec * 1000000 + tv.tv_usec); printf ("*** Benchmark ***\n"); printf("Iterations: %d , elapsed %ju usec\n", iterator, end - start);}